# extraction_runs

provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:28:25
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": null,
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": null,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "The Badshahi Mosque in Lahore, Pakistan, one of the largest mosques in the world. Built by Mughal Emperor Aurangzeb in 1671-1673, it is a masterpiece of Mughal architecture and a symbol of Pakistani Islamic heritage. The mosque features three domes and four minarets surrounding a vast courtyard. The text reads 'State Bank of Pakistan' (Bank Daulat Pakistan) in Urdu with the denomination 'Two Rupees' (Do Rupaye). This is a Pakistani 2 Rupees note from the Government of Pakistan series.",
    "back_description": "Mustafa Kemal Atatürk (1881-1938), founder and first President of the Republic of Turkey from 1923 until his death. He led the Turkish War of Independence and implemented sweeping reforms that transformed Turkey into a secular, modern nation-state. This is a Turkish 20,000 Lira note from the Türkiye Cumhuriyet Merkez Bankası (Central Bank of the Republic of Turkey). The legal text references Law 1211 dated 14 January 1970, which governs the Central Bank.",
    "historical_notes": "CRITICAL: These two images are NOT the front and back of the same banknote. The first image shows a Pakistani 2 Rupees note featuring the Badshahi Mosque, issued by the State Bank of Pakistan. The second image shows a Turkish 20,000 Lira note featuring Atatürk, issued by the Central Bank of Turkey circa 1988-1995 (E7 series). These are completely different currencies from different countries. The Pakistani note belongs to the early decimal series (likely 1980s-1990s), while the Turkish note is from the hyperinflation era when high denominations were necessary.",
    "language_script": "Urdu (Arabic script), Turkish (Latin script)",
    "languages": "ur,tr",

    "serial_number": "G27 623974",
    "serial_prefix": "G27",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Pakistani note appears UNC/AU condition; Turkish note shows circulation wear, folds, and soiling consistent with VF grade",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.95,
      "currency": 0.95,
      "denomination": 0.95,
      "series_name": 0.5,
      "series_year": 0.4,
      "issue_year": 0.3,
      "issuer": 0.95,
      "signatures": 0.2,
      "printer": 0.3,
      "material": 0.85,
      "dimensions_mm": 0.3,
      "watermark": 0.3,
      "portrait_subject": 0.98,
      "reverse_subject": 0.95,
      "pick_number": 0.3,
      "serial_number": 0.95,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.95,
      "condition_grade": 0.75
    },
    "overall_confidence": 0.15,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": null, "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "The Badshahi Mosque in Lahore, Pakistan, one of the largest mosques in the world. Built by Mughal Emperor Aurangzeb in 1671-1673, it is a masterpiece of Mughal architecture and a symbol of Pakistani Islamic heritage. The mosque features three domes and four minarets surrounding a vast courtyard. The text reads 'State Bank of Pakistan' (Bank Daulat Pakistan) in Urdu with the denomination 'Two Rupees' (Do Rupaye). This is a Pakistani 2 Rupees note from the Government of Pakistan series.", "back_description": "Mustafa Kemal Atat\u00fcrk (1881-1938), founder and first President of the Republic of Turkey from 1923 until his death. He led the Turkish War of Independence and implemented sweeping reforms that transformed Turkey into a secular, modern nation-state. This is a Turkish 20,000 Lira note from the T\u00fcrkiye Cumhuriyet Merkez Bankas\u0131 (Central Bank of the Republic of Turkey). The legal text references Law 1211 dated 14 January 1970, which governs the Central Bank.", "historical_notes": "CRITICAL: These two images are NOT the front and back of the same banknote. The first image shows a Pakistani 2 Rupees note featuring the Badshahi Mosque, issued by the State Bank of Pakistan. The second image shows a Turkish 20,000 Lira note featuring Atat\u00fcrk, issued by the Central Bank of Turkey circa 1988-1995 (E7 series). These are completely different currencies from different countries. The Pakistani note belongs to the early decimal series (likely 1980s-1990s), while the Turkish note is from the hyperinflation era when high denominations were necessary.", "language_script": "Urdu (Arabic script), Turkish (Latin script)", "languages": "ur,tr", "serial_number": "G27 623974", "serial_prefix": "G27", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Pakistani note appears UNC/AU condition; Turkish note shows circulation wear, folds, and soiling consistent with VF grade", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.95, "currency": 0.95, "denomination": 0.95, "series_name": 0.5, "series_year": 0.4, "issue_year": 0.3, "issuer": 0.95, "signatures": 0.2, "printer": 0.3, "material": 0.85, "dimensions_mm": 0.3, "watermark": 0.3, "portrait_subject": 0.98, "reverse_subject": 0.95, "pick_number": 0.3, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.75}, "overall_confidence": 0.15, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.95, "currency": 0.95, "denomination": 0.95, "series_name": 0.5, "series_year": 0.4, "issue_year": 0.3, "issuer": 0.95, "signatures": 0.2, "printer": 0.3, "material": 0.85, "dimensions_mm": 0.3, "watermark": 0.3, "portrait_subject": 0.98, "reverse_subject": 0.95, "pick_number": 0.3, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.75}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:29:06
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Turkey",
    "currency": "TRY",
    "denomination": "100000",
    "series_year": "1970",
    "series_name": "Seventh Emission Group",
    "series_range": "1970–1997",
    "issue_year": "1970",
    "era": "1990_present",
    "legal_status": "demonetized",
    "legal_status_date": "2005-12-31",
    "predecessor_currency": null,
    "successor_currency": "Turkish Lira (redenominated 2005, YTL)",

    "issuer": "Central Bank of the Republic of Turkey",
    "issuer_native": "Türkiye Cumhuriyet Merkez Bankası",
    "signatures": "Başkan: İsmail Güner; Başkan Yardımcısı: [second signature present]",
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "158x78",
    "watermark": "Portrait of Mustafa Kemal Atatürk",
    "security_features": "watermark,intaglio,microprint,security_thread",
    "color_palette": "#a0856a,#d4b896,#8b6f47",

    "portrait_subject": "Mustafa Kemal Atatürk",
    "reverse_subject": "Mustafa Kemal Atatürk",
    "themes": "statesman,military,commemorative",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-206",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Mustafa Kemal Atatürk (1881–1938), founder and first president of the Republic of Turkey (1923–1938), shown with a group of children presenting him with flowers. This iconic image symbolizes Atatürk's emphasis on education, youth, and the modernization of Turkish society; he is revered as the father of modern Turkey and appears on virtually all Turkish banknotes. The scene represents his commitment to future generations and the new republic's progressive values.",

    "back_description": "Mustafa Kemal Atatürk in formal civilian dress, depicted in right-facing portrait. The date inscription '14 OCAK 1970 TARİH VE 1211 SAYILI KANUNA GÖRE ÇIKARILMIŞTIR' references Law No. 1211 dated January 14, 1970, which authorized the issuance of this currency series. This law governed the issuance of Turkish lira banknotes during the period of the Seventh Emission Group and established the legal framework for high-denomination notes during Turkey's inflationary decades.",

    "historical_notes": "This 100,000 Turkish lira note belongs to the Seventh Emission Group (1970–1997), issued under Law No. 1211 of January 14, 1970 as printed on the note itself. The note was introduced during a period of chronic inflation in Turkey that necessitated increasingly high denominations throughout the 1970s–1990s. By the 1990s, Turkey experienced hyperinflation that led to six-digit denominations becoming commonplace. The 100,000 lira note was withdrawn from circulation and demonetized on December 31, 2005, when Turkey implemented a currency reform that removed six zeros from the lira, replacing 1,000,000 old lira with 1 new Turkish lira (YTL). The Seventh Emission remained legal tender for decades but became obsolete as the Turkish economy stabilized post-2000. Atatürk has been featured on every Turkish banknote series since the founding of the republic, reflecting his enduring status as the nation's founding father.",

    "language_script": "Latin",
    "languages": "tr",

    "serial_number": "G80331902",
    "serial_prefix": "G",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Note shows moderate circulation with visible creases, light soiling, and minor edge wear. Colors remain relatively vibrant.",

    "estimated_value_low": 2,
    "estimated_value_high": 8,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 1.0,
      "issue_year": 1.0,
      "issuer": 1.0,
      "signatures": 0.75,
      "printer": 0.0,
      "material": 1.0,
      "dimensions_mm": 0.9,
      "watermark": 0.95,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.95,
      "serial_number": 1.0,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.93,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Turkey", "currency": "TRY", "denomination": "100000", "series_year": "1970", "series_name": "Seventh Emission Group", "series_range": "1970\u20131997", "issue_year": "1970", "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "2005-12-31", "predecessor_currency": null, "successor_currency": "Turkish Lira (redenominated 2005, YTL)", "issuer": "Central Bank of the Republic of Turkey", "issuer_native": "T\u00fcrkiye Cumhuriyet Merkez Bankas\u0131", "signatures": "Ba\u015fkan: \u0130smail G\u00fcner; Ba\u015fkan Yard\u0131mc\u0131s\u0131: [second signature present]", "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "158x78", "watermark": "Portrait of Mustafa Kemal Atat\u00fcrk", "security_features": "watermark,intaglio,microprint,security_thread", "color_palette": "#a0856a,#d4b896,#8b6f47", "portrait_subject": "Mustafa Kemal Atat\u00fcrk", "reverse_subject": "Mustafa Kemal Atat\u00fcrk", "themes": "statesman,military,commemorative", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-206", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Mustafa Kemal Atat\u00fcrk (1881\u20131938), founder and first president of the Republic of Turkey (1923\u20131938), shown with a group of children presenting him with flowers. This iconic image symbolizes Atat\u00fcrk's emphasis on education, youth, and the modernization of Turkish society; he is revered as the father of modern Turkey and appears on virtually all Turkish banknotes. The scene represents his commitment to future generations and the new republic's progressive values.", "back_description": "Mustafa Kemal Atat\u00fcrk in formal civilian dress, depicted in right-facing portrait. The date inscription '14 OCAK 1970 TAR\u0130H VE 1211 SAYILI KANUNA G\u00d6RE \u00c7IKARILMI\u015eTIR' references Law No. 1211 dated January 14, 1970, which authorized the issuance of this currency series. This law governed the issuance of Turkish lira banknotes during the period of the Seventh Emission Group and established the legal framework for high-denomination notes during Turkey's inflationary decades.", "historical_notes": "This 100,000 Turkish lira note belongs to the Seventh Emission Group (1970\u20131997), issued under Law No. 1211 of January 14, 1970 as printed on the note itself. The note was introduced during a period of chronic inflation in Turkey that necessitated increasingly high denominations throughout the 1970s\u20131990s. By the 1990s, Turkey experienced hyperinflation that led to six-digit denominations becoming commonplace. The 100,000 lira note was withdrawn from circulation and demonetized on December 31, 2005, when Turkey implemented a currency reform that removed six zeros from the lira, replacing 1,000,000 old lira with 1 new Turkish lira (YTL). The Seventh Emission remained legal tender for decades but became obsolete as the Turkish economy stabilized post-2000. Atat\u00fcrk has been featured on every Turkish banknote series since the founding of the republic, reflecting his enduring status as the nation's founding father.", "language_script": "Latin", "languages": "tr", "serial_number": "G80331902", "serial_prefix": "G", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note shows moderate circulation with visible creases, light soiling, and minor edge wear. Colors remain relatively vibrant.", "estimated_value_low": 2, "estimated_value_high": 8, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.75, "printer": 0.0, "material": 1.0, "dimensions_mm": 0.9, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.93, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.75, "printer": 0.0, "material": 1.0, "dimensions_mm": 0.9, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:29:09
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Turkey",
    "currency": "TRL",
    "denomination": "100000",
    "series_year": "1970",
    "series_name": "Sixth Emission Group (L.1970)",
    "series_range": "1991-1997",
    "issue_year": null,
    "era": "1990_present",
    "legal_status": "demonetized",
    "legal_status_date": "2005-12-31",
    "predecessor_currency": null,
    "successor_currency": "New Turkish Lira (TRY)",
    "issuer": "Central Bank of the Republic of Turkey",
    "issuer_native": "Türkiye Cumhuriyet Merkez Bankası",
    "signatures": "Başkan (Governor): signature visible; Başkan Yardımcısı (Vice Governor): signature visible",
    "printer": null,
    "engraver": null,
    "material": "paper",
    "dimensions_mm": "166x81",
    "watermark": "Portrait of Mustafa Kemal Atatürk in profile",
    "security_features": "watermark,microprint,intaglio,thread,see_through_register",
    "color_palette": "#c19a6b,#8b4513,#d2b48c",
    "portrait_subject": "Mustafa Kemal Atatürk",
    "reverse_subject": "Modern apartment buildings in urban development area",
    "themes": "statesman,military,architecture",
    "commemorative": false,
    "commemorative_occasion": null,
    "pick_number": "P-206",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",
    "front_description": "Modern high-rise apartment buildings representing urban development and modernization of Turkey during the late 20th century. This reverse design reflects the economic growth and urban transformation that characterized Turkey's development in this period, showing multi-story residential complexes that became common in Turkish cities. The note bears the text '20000 YIRMI BIN TÜRK LIRASI' (20000 Twenty Thousand Turkish Lira) and features ornate geometric patterns and a tulip motif, a traditional Ottoman and Turkish decorative element.",
    "back_description": "Mustafa Kemal Atatürk (1881-1938), founder and first President of the Republic of Turkey, military commander who led the Turkish War of Independence (1919-1923), and architect of sweeping political, social, and cultural reforms that modernized Turkey into a secular nation-state. Atatürk appears on virtually all Turkish banknotes as a symbol of national identity and the founding principles of the Turkish Republic. The back also features an equestrian statue, likely representing a monument to Turkish military heritage or independence. The date reference '14 OCAK 1970 TARİH VE 1211 SAYILI KANUNA GÖRE ÇIKARILMIŞTIR' refers to Law No. 1211 of 14 January 1970, under which this currency series was issued.",
    "historical_notes": "This 100,000 Turkish Lira note belongs to the Sixth Emission Group (L.1970 series), issued by the Central Bank of the Republic of Turkey during a period of severe hyperinflation that required progressively higher denominations. The reference to '14 OCAK 1970 TARİH VE 1211 SAYILI KANUNA GÖRE ÇIKARILMIŞTIR' printed on the note indicates this series was authorized under Law No. 1211 dated 14 January 1970, which established the legal framework for currency issuance. However, notes of this denomination and design were actually printed and circulated in the 1990s, when inflation necessitated such high face values. The old Turkish Lira underwent continuous devaluation throughout the 1990s and early 2000s, culminating in the 2005 currency reform that introduced the New Turkish Lira (Yeni Türk Lirası, YTL) at a rate of 1 YTL = 1,000,000 old TRL, effectively removing six zeros. This note was demonetized on 31 December 2005. The serial number format and design elements are consistent with notes printed in the mid-1990s. The Pick catalog assigns this design as P-206.",
    "language_script": "Latin",
    "languages": "tr",
    "serial_number": "F03109413",
    "serial_prefix": "F",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,
    "condition_grade": "XF",
    "condition_notes": "Note appears well-preserved with sharp details and minimal handling marks, though some signs of circulation visible.",
    "estimated_value_low": 1,
    "estimated_value_high": 5,
    "value_currency": "USD",
    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.9,
      "series_year": 0.95,
      "issue_year": 0.5,
      "issuer": 1.0,
      "signatures": 0.7,
      "printer": 0.3,
      "material": 1.0,
      "dimensions_mm": 0.95,
      "watermark": 0.95,
      "portrait_subject": 1.0,
      "reverse_subject": 0.85,
      "pick_number": 0.95,
      "serial_number": 1.0,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.9,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Turkey", "currency": "TRL", "denomination": "100000", "series_year": "1970", "series_name": "Sixth Emission Group (L.1970)", "series_range": "1991-1997", "issue_year": null, "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "2005-12-31", "predecessor_currency": null, "successor_currency": "New Turkish Lira (TRY)", "issuer": "Central Bank of the Republic of Turkey", "issuer_native": "T\u00fcrkiye Cumhuriyet Merkez Bankas\u0131", "signatures": "Ba\u015fkan (Governor): signature visible; Ba\u015fkan Yard\u0131mc\u0131s\u0131 (Vice Governor): signature visible", "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "166x81", "watermark": "Portrait of Mustafa Kemal Atat\u00fcrk in profile", "security_features": "watermark,microprint,intaglio,thread,see_through_register", "color_palette": "#c19a6b,#8b4513,#d2b48c", "portrait_subject": "Mustafa Kemal Atat\u00fcrk", "reverse_subject": "Modern apartment buildings in urban development area", "themes": "statesman,military,architecture", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-206", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Modern high-rise apartment buildings representing urban development and modernization of Turkey during the late 20th century. This reverse design reflects the economic growth and urban transformation that characterized Turkey's development in this period, showing multi-story residential complexes that became common in Turkish cities. The note bears the text '20000 YIRMI BIN T\u00dcRK LIRASI' (20000 Twenty Thousand Turkish Lira) and features ornate geometric patterns and a tulip motif, a traditional Ottoman and Turkish decorative element.", "back_description": "Mustafa Kemal Atat\u00fcrk (1881-1938), founder and first President of the Republic of Turkey, military commander who led the Turkish War of Independence (1919-1923), and architect of sweeping political, social, and cultural reforms that modernized Turkey into a secular nation-state. Atat\u00fcrk appears on virtually all Turkish banknotes as a symbol of national identity and the founding principles of the Turkish Republic. The back also features an equestrian statue, likely representing a monument to Turkish military heritage or independence. The date reference '14 OCAK 1970 TAR\u0130H VE 1211 SAYILI KANUNA G\u00d6RE \u00c7IKARILMI\u015eTIR' refers to Law No. 1211 of 14 January 1970, under which this currency series was issued.", "historical_notes": "This 100,000 Turkish Lira note belongs to the Sixth Emission Group (L.1970 series), issued by the Central Bank of the Republic of Turkey during a period of severe hyperinflation that required progressively higher denominations. The reference to '14 OCAK 1970 TAR\u0130H VE 1211 SAYILI KANUNA G\u00d6RE \u00c7IKARILMI\u015eTIR' printed on the note indicates this series was authorized under Law No. 1211 dated 14 January 1970, which established the legal framework for currency issuance. However, notes of this denomination and design were actually printed and circulated in the 1990s, when inflation necessitated such high face values. The old Turkish Lira underwent continuous devaluation throughout the 1990s and early 2000s, culminating in the 2005 currency reform that introduced the New Turkish Lira (Yeni T\u00fcrk Liras\u0131, YTL) at a rate of 1 YTL = 1,000,000 old TRL, effectively removing six zeros. This note was demonetized on 31 December 2005. The serial number format and design elements are consistent with notes printed in the mid-1990s. The Pick catalog assigns this design as P-206.", "language_script": "Latin", "languages": "tr", "serial_number": "F03109413", "serial_prefix": "F", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "XF", "condition_notes": "Note appears well-preserved with sharp details and minimal handling marks, though some signs of circulation visible.", "estimated_value_low": 1, "estimated_value_high": 5, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 0.95, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.7, "printer": 0.3, "material": 1.0, "dimensions_mm": 0.95, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 0.85, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.9, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 0.95, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.7, "printer": 0.3, "material": 1.0, "dimensions_mm": 0.95, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 0.85, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:29:24
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Turkey",
    "currency": "TRY",
    "denomination": "100000 Lira",
    "series_year": null,
    "series_name": "E9 Series",
    "series_range": "1970-1984",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "2005-12-31",
    "predecessor_currency": null,
    "successor_currency": "New Turkish Lira (2005 revaluation)",

    "issuer": "Central Bank of the Republic of Turkey",
    "issuer_native": "TÜRKİYE CUMHURİYET MERKEZ BANKASI",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "157x78",
    "watermark": "Portrait of Mustafa Kemal Atatürk",
    "security_features": "microprint,intaglio,watermark",
    "color_palette": "#d4b896,#c8a882,#a67c52",

    "portrait_subject": "Mustafa Kemal Atatürk",
    "reverse_subject": "Mustafa Kemal Atatürk",
    "themes": "statesman,education",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-206",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Mustafa Kemal Atatürk (1881–1938), founder and first president of the Republic of Turkey, depicted presenting flowers to a group of young Turkish women and children. This scene represents Atatürk's modernization reforms and his emphasis on education, women's rights, and youth as the future of the nation. The image symbolizes the cultural and social transformation of Turkey under his leadership from 1923 to 1938.",
    "back_description": "Mustafa Kemal Atatürk in profile portrait. Atatürk appears on all Turkish lira banknotes as mandated by Turkish law, reflecting his enduring status as the nation's founding father and his central role in establishing the modern Turkish Republic from the remnants of the Ottoman Empire. The consistent use of his image across all denominations emphasizes national unity and the values of the republic he created.",
    "historical_notes": "This note belongs to the E9 series of Turkish lira banknotes issued during a period of high inflation in Turkey. The 100,000 lira denomination was introduced as inflation eroded the purchasing power of the currency. The series circulated from 1970 through the 1980s and into the 1990s as Turkey experienced significant economic challenges. In 2005, Turkey implemented a currency revaluation, removing six zeros from the lira, and this note was demonetized. The old Turkish lira was replaced by the new Turkish lira (Yeni Türk Lirası) at a rate of 1,000,000:1. All Turkish banknotes feature Atatürk as required by law, honoring his legacy as the founder of modern Turkey. The front scene depicting Atatürk with youth and women specifically represents his sweeping social reforms, including women's suffrage (1934), educational modernization, and the adoption of Western legal codes.",
    "language_script": "Latin",
    "languages": "tr",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Note shows circulation wear with visible creases and slight soiling; colors remain intact with good detail retention.",

    "estimated_value_low": 2,
    "estimated_value_high": 8,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.85,
      "series_year": 0.6,
      "issue_year": 0.5,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.9,
      "watermark": 0.95,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.95,
      "serial_number": 0.0,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.8
    },
    "overall_confidence": 0.87,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": "Turkey", "currency": "TRY", "denomination": "100000 Lira", "series_year": null, "series_name": "E9 Series", "series_range": "1970-1984", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "2005-12-31", "predecessor_currency": null, "successor_currency": "New Turkish Lira (2005 revaluation)", "issuer": "Central Bank of the Republic of Turkey", "issuer_native": "T\u00dcRK\u0130YE CUMHUR\u0130YET MERKEZ BANKASI", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "157x78", "watermark": "Portrait of Mustafa Kemal Atat\u00fcrk", "security_features": "microprint,intaglio,watermark", "color_palette": "#d4b896,#c8a882,#a67c52", "portrait_subject": "Mustafa Kemal Atat\u00fcrk", "reverse_subject": "Mustafa Kemal Atat\u00fcrk", "themes": "statesman,education", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-206", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Mustafa Kemal Atat\u00fcrk (1881\u20131938), founder and first president of the Republic of Turkey, depicted presenting flowers to a group of young Turkish women and children. This scene represents Atat\u00fcrk's modernization reforms and his emphasis on education, women's rights, and youth as the future of the nation. The image symbolizes the cultural and social transformation of Turkey under his leadership from 1923 to 1938.", "back_description": "Mustafa Kemal Atat\u00fcrk in profile portrait. Atat\u00fcrk appears on all Turkish lira banknotes as mandated by Turkish law, reflecting his enduring status as the nation's founding father and his central role in establishing the modern Turkish Republic from the remnants of the Ottoman Empire. The consistent use of his image across all denominations emphasizes national unity and the values of the republic he created.", "historical_notes": "This note belongs to the E9 series of Turkish lira banknotes issued during a period of high inflation in Turkey. The 100,000 lira denomination was introduced as inflation eroded the purchasing power of the currency. The series circulated from 1970 through the 1980s and into the 1990s as Turkey experienced significant economic challenges. In 2005, Turkey implemented a currency revaluation, removing six zeros from the lira, and this note was demonetized. The old Turkish lira was replaced by the new Turkish lira (Yeni T\u00fcrk Liras\u0131) at a rate of 1,000,000:1. All Turkish banknotes feature Atat\u00fcrk as required by law, honoring his legacy as the founder of modern Turkey. The front scene depicting Atat\u00fcrk with youth and women specifically represents his sweeping social reforms, including women's suffrage (1934), educational modernization, and the adoption of Western legal codes.", "language_script": "Latin", "languages": "tr", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note shows circulation wear with visible creases and slight soiling; colors remain intact with good detail retention.", "estimated_value_low": 2, "estimated_value_high": 8, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.85, "series_year": 0.6, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.9, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}, "overall_confidence": 0.87, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.85, "series_year": 0.6, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.9, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:29:24
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Turkey",
    "currency": "TRY",
    "denomination": "100000",
    "series_year": null,
    "series_name": null,
    "series_range": "1991–2005",
    "issue_year": null,
    "era": "1990_present",
    "legal_status": "demonetized",
    "legal_status_date": "2005",
    "predecessor_currency": null,
    "successor_currency": "New Turkish Lira",

    "issuer": "Central Bank of the Republic of Turkey",
    "issuer_native": "Türkiye Cumhuriyet Merkez Bankası",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "156x76",
    "watermark": "Portrait of Mustafa Kemal Atatürk",
    "security_features": "thread,intaglio,microprint",
    "color_palette": "#8b6b5c,#c4a882,#7a9a6b",

    "portrait_subject": "Mustafa Kemal Atatürk",
    "reverse_subject": null,
    "themes": "statesman,military",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-205",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Mustafa Kemal Atatürk (1881–1938), founder and first President of the Republic of Turkey, depicted receiving flowers from schoolchildren. Atatürk led the Turkish War of Independence and implemented sweeping reforms to modernize Turkey, including the adoption of the Latin alphabet, secularization of the state, and granting women's suffrage. This scene emphasizes his role as 'Father of the Turks' and his connection to Turkish youth and education.",
    "back_description": null,
    "historical_notes": "CRITICAL WARNING: The two images provided are NOT the front and back of the same banknote. Image 1 shows a 100,000 Turkish Lira note from the pre-2005 series (E7 emission group, approximately 1991–2005). Image 2 shows a 5 New Turkish Lira note from the post-2005 redenomination series, printed in 2009. Turkey redenominated its currency on January 1, 2005, removing six zeros. The 100,000 old lira became equivalent to 0.10 new lira. Both notes feature Atatürk but are entirely different denominations from different currency eras. The cataloguing above pertains only to the 100,000 lira note (Image 1).",
    "language_script": "Latin",
    "languages": "tr",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": null,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Moderate circulation wear, some softness to paper, light soiling visible",

    "estimated_value_low": 1,
    "estimated_value_high": 5,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.3,
      "series_year": 0.4,
      "issue_year": 0.3,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.3,
      "material": 0.95,
      "dimensions_mm": 0.7,
      "watermark": 0.85,
      "portrait_subject": 1.0,
      "reverse_subject": 0.0,
      "pick_number": 0.75,
      "serial_number": 0.0,
      "front_description": 0.95,
      "back_description": 0.0,
      "historical_notes": 1.0,
      "condition_grade": 0.8
    },
    "overall_confidence": 0.35,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": "Turkey", "currency": "TRY", "denomination": "100000", "series_year": null, "series_name": null, "series_range": "1991\u20132005", "issue_year": null, "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "2005", "predecessor_currency": null, "successor_currency": "New Turkish Lira", "issuer": "Central Bank of the Republic of Turkey", "issuer_native": "T\u00fcrkiye Cumhuriyet Merkez Bankas\u0131", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "156x76", "watermark": "Portrait of Mustafa Kemal Atat\u00fcrk", "security_features": "thread,intaglio,microprint", "color_palette": "#8b6b5c,#c4a882,#7a9a6b", "portrait_subject": "Mustafa Kemal Atat\u00fcrk", "reverse_subject": null, "themes": "statesman,military", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-205", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Mustafa Kemal Atat\u00fcrk (1881\u20131938), founder and first President of the Republic of Turkey, depicted receiving flowers from schoolchildren. Atat\u00fcrk led the Turkish War of Independence and implemented sweeping reforms to modernize Turkey, including the adoption of the Latin alphabet, secularization of the state, and granting women's suffrage. This scene emphasizes his role as 'Father of the Turks' and his connection to Turkish youth and education.", "back_description": null, "historical_notes": "CRITICAL WARNING: The two images provided are NOT the front and back of the same banknote. Image 1 shows a 100,000 Turkish Lira note from the pre-2005 series (E7 emission group, approximately 1991\u20132005). Image 2 shows a 5 New Turkish Lira note from the post-2005 redenomination series, printed in 2009. Turkey redenominated its currency on January 1, 2005, removing six zeros. The 100,000 old lira became equivalent to 0.10 new lira. Both notes feature Atat\u00fcrk but are entirely different denominations from different currency eras. The cataloguing above pertains only to the 100,000 lira note (Image 1).", "language_script": "Latin", "languages": "tr", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Moderate circulation wear, some softness to paper, light soiling visible", "estimated_value_low": 1, "estimated_value_high": 5, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.3, "series_year": 0.4, "issue_year": 0.3, "issuer": 1.0, "signatures": 0.0, "printer": 0.3, "material": 0.95, "dimensions_mm": 0.7, "watermark": 0.85, "portrait_subject": 1.0, "reverse_subject": 0.0, "pick_number": 0.75, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.0, "historical_notes": 1.0, "condition_grade": 0.8}, "overall_confidence": 0.35, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.3, "series_year": 0.4, "issue_year": 0.3, "issuer": 1.0, "signatures": 0.0, "printer": 0.3, "material": 0.95, "dimensions_mm": 0.7, "watermark": 0.85, "portrait_subject": 1.0, "reverse_subject": 0.0, "pick_number": 0.75, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.0, "historical_notes": 1.0, "condition_grade": 0.8}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:29:25
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Turkmenistan",
    "currency": "TMT",
    "denomination": "100",
    "series_year": null,
    "series_name": "Manat series",
    "series_range": "2009–present",
    "issue_year": "2009",
    "era": "1990_present",
    "legal_status": "in_circulation",
    "legal_status_date": null,
    "predecessor_currency": "Turkmenistan manat (first series, TMM)",
    "successor_currency": null,

    "issuer": "Central Bank of Turkmenistan",
    "issuer_native": "Türkmenistanyň Merkezi Banky",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "150x70",
    "watermark": null,
    "security_features": "hologram,microprint,latent_image,see_through_register",
    "color_palette": "#d4a574,#c9a8b8,#8b4a6f",

    "portrait_subject": "Aydın Sayılı",
    "reverse_subject": "Türkmenbaşy Ruhy Mosque",
    "themes": "scientist,architecture,indigenous_culture,religion",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "Aydın Sayılı (1913–1993), Turkish historian of science and mathematician known for his research on the history of Islamic science, particularly astronomy and mathematics. Although born in Istanbul, Sayılı's image appears on this Turkmen banknote celebrating scientific achievement. The note features scientific imagery including an atomic model and DNA double helix, symbolizing Turkmenistan's emphasis on education and scientific progress in the post-Soviet era.",
    "back_description": "Türkmenbaşy Ruhy Mosque in Ashgabat, one of the largest mosques in Central Asia, built in 2004. The mosque features a distinctive golden dome and white minarets, named after the first president of Turkmenistan. Traditional Turkmen carpet patterns (göl motifs) appear at the bottom of the note, representing the nation's renowned carpet-weaving heritage and cultural identity.",
    "historical_notes": "This note belongs to the second manat series (new manat, TMT) introduced on January 1, 2009, following a redenomination at a rate of 5,000 old manat (TMM) to 1 new manat. The series emphasized Turkmen cultural heritage, Islamic architecture, and scientific achievement as part of nation-building following independence from the Soviet Union in 1991. The inclusion of Aydın Sayılı, a Turkish scholar, reflects pan-Turkic cultural connections. The denominations in this series range from 1 to 500 manat. The front inscription 'TÜRKİYE CUMHURİYET MERKEZ BANKASI' and '5 TÜRK LİRASI' visible in the image indicate this is actually a Turkish 5 lira note from the 2009 series, not a Turkmen note. The back, however, clearly shows Turkmen text and the 100 manat denomination, creating a mismatched pair.",
    "language_script": "Latin",
    "languages": "tk,tr",

    "serial_number": "F208268537",
    "serial_prefix": "F",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "UNC",
    "condition_notes": null,

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.5,
      "currency": 0.5,
      "denomination": 0.5,
      "series_name": 0.6,
      "series_year": 0.5,
      "issue_year": 0.6,
      "issuer": 0.7,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.9,
      "dimensions_mm": 0.6,
      "watermark": 0.0,
      "portrait_subject": 0.95,
      "reverse_subject": 0.85,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.85,
      "back_description": 0.8,
      "historical_notes": 0.7,
      "condition_grade": 0.9
    },
    "overall_confidence": 0.5,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": "Turkmenistan", "currency": "TMT", "denomination": "100", "series_year": null, "series_name": "Manat series", "series_range": "2009\u2013present", "issue_year": "2009", "era": "1990_present", "legal_status": "in_circulation", "legal_status_date": null, "predecessor_currency": "Turkmenistan manat (first series, TMM)", "successor_currency": null, "issuer": "Central Bank of Turkmenistan", "issuer_native": "T\u00fcrkmenistany\u0148 Merkezi Banky", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "150x70", "watermark": null, "security_features": "hologram,microprint,latent_image,see_through_register", "color_palette": "#d4a574,#c9a8b8,#8b4a6f", "portrait_subject": "Ayd\u0131n Say\u0131l\u0131", "reverse_subject": "T\u00fcrkmenba\u015fy Ruhy Mosque", "themes": "scientist,architecture,indigenous_culture,religion", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Ayd\u0131n Say\u0131l\u0131 (1913\u20131993), Turkish historian of science and mathematician known for his research on the history of Islamic science, particularly astronomy and mathematics. Although born in Istanbul, Say\u0131l\u0131's image appears on this Turkmen banknote celebrating scientific achievement. The note features scientific imagery including an atomic model and DNA double helix, symbolizing Turkmenistan's emphasis on education and scientific progress in the post-Soviet era.", "back_description": "T\u00fcrkmenba\u015fy Ruhy Mosque in Ashgabat, one of the largest mosques in Central Asia, built in 2004. The mosque features a distinctive golden dome and white minarets, named after the first president of Turkmenistan. Traditional Turkmen carpet patterns (g\u00f6l motifs) appear at the bottom of the note, representing the nation's renowned carpet-weaving heritage and cultural identity.", "historical_notes": "This note belongs to the second manat series (new manat, TMT) introduced on January 1, 2009, following a redenomination at a rate of 5,000 old manat (TMM) to 1 new manat. The series emphasized Turkmen cultural heritage, Islamic architecture, and scientific achievement as part of nation-building following independence from the Soviet Union in 1991. The inclusion of Ayd\u0131n Say\u0131l\u0131, a Turkish scholar, reflects pan-Turkic cultural connections. The denominations in this series range from 1 to 500 manat. The front inscription 'T\u00dcRK\u0130YE CUMHUR\u0130YET MERKEZ BANKASI' and '5 T\u00dcRK L\u0130RASI' visible in the image indicate this is actually a Turkish 5 lira note from the 2009 series, not a Turkmen note. The back, however, clearly shows Turkmen text and the 100 manat denomination, creating a mismatched pair.", "language_script": "Latin", "languages": "tk,tr", "serial_number": "F208268537", "serial_prefix": "F", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "UNC", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.5, "currency": 0.5, "denomination": 0.5, "series_name": 0.6, "series_year": 0.5, "issue_year": 0.6, "issuer": 0.7, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.6, "watermark": 0.0, "portrait_subject": 0.95, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.8, "historical_notes": 0.7, "condition_grade": 0.9}, "overall_confidence": 0.5, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.5, "currency": 0.5, "denomination": 0.5, "series_name": 0.6, "series_year": 0.5, "issue_year": 0.6, "issuer": 0.7, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.6, "watermark": 0.0, "portrait_subject": 0.95, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.8, "historical_notes": 0.7, "condition_grade": 0.9}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:29:25
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": "1990_present",
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "thread,microprint,intaglio",
    "color_palette": "#d4c5a9,#8b7355,#c4a5b0",

    "portrait_subject": "Aydın Sayılı",
    "reverse_subject": "Central Bank of Turkmenistan building",
    "themes": "scientist,architecture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "Aydın Sayılı (1913–1993), Turkish historian of science and professor, recognized as the founder of the history of science discipline in Turkey. The note features an atomic model symbol and DNA double helix, reflecting his contributions to science history. Sayılı was a student of George Sarton at Harvard and authored the influential work 'The Observatory in Islam.' He was the first Turkish scholar to receive a PhD in history of science.",
    "back_description": "The Central Bank of Turkmenistan headquarters building in Ashgabat, featuring the distinctive golden-doored façade. The inscription 'XXI ASYR - TÜRKMENİŇ ALTYN ASYRY' translates to '21st Century - Turkmenistan's Golden Age,' a propaganda slogan from the Niyazov era. Traditional Turkmen carpet patterns (guls) frame the design.",
    "historical_notes": "MISMATCHED PAIR: The front image is a Turkish 5 Lira note (E-9 series, introduced 2009) featuring scientist Aydın Sayılı, issued by Türkiye Cumhuriyet Merkez Bankası. The back image is from a Turkmenistan 100 Manat note (2005 series) issued by Türkmenistanyň Merkezi Banky. These are two completely different banknotes from different countries. The Turkish 5 Lira (P-222) remains in circulation; the Turkmenistan 100 Manat (P-18) was part of the 2005 redenominated manat series.",
    "language_script": "Latin",
    "languages": "tr,tk",

    "serial_number": "F208 268537",
    "serial_prefix": "F208",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "UNC",
    "condition_notes": "Both notes appear crisp with no folds, creases, or wear visible",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.3,
      "currency": 0.3,
      "denomination": 0.3,
      "series_name": 0.7,
      "series_year": 0.7,
      "issue_year": 0.5,
      "issuer": 0.3,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.9,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.95,
      "reverse_subject": 0.85,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.9,
      "back_description": 0.85,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.35,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": "1990_present", "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "thread,microprint,intaglio", "color_palette": "#d4c5a9,#8b7355,#c4a5b0", "portrait_subject": "Ayd\u0131n Say\u0131l\u0131", "reverse_subject": "Central Bank of Turkmenistan building", "themes": "scientist,architecture", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Ayd\u0131n Say\u0131l\u0131 (1913\u20131993), Turkish historian of science and professor, recognized as the founder of the history of science discipline in Turkey. The note features an atomic model symbol and DNA double helix, reflecting his contributions to science history. Say\u0131l\u0131 was a student of George Sarton at Harvard and authored the influential work 'The Observatory in Islam.' He was the first Turkish scholar to receive a PhD in history of science.", "back_description": "The Central Bank of Turkmenistan headquarters building in Ashgabat, featuring the distinctive golden-doored fa\u00e7ade. The inscription 'XXI ASYR - T\u00dcRKMEN\u0130\u0147 ALTYN ASYRY' translates to '21st Century - Turkmenistan's Golden Age,' a propaganda slogan from the Niyazov era. Traditional Turkmen carpet patterns (guls) frame the design.", "historical_notes": "MISMATCHED PAIR: The front image is a Turkish 5 Lira note (E-9 series, introduced 2009) featuring scientist Ayd\u0131n Say\u0131l\u0131, issued by T\u00fcrkiye Cumhuriyet Merkez Bankas\u0131. The back image is from a Turkmenistan 100 Manat note (2005 series) issued by T\u00fcrkmenistany\u0148 Merkezi Banky. These are two completely different banknotes from different countries. The Turkish 5 Lira (P-222) remains in circulation; the Turkmenistan 100 Manat (P-18) was part of the 2005 redenominated manat series.", "language_script": "Latin", "languages": "tr,tk", "serial_number": "F208 268537", "serial_prefix": "F208", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "UNC", "condition_notes": "Both notes appear crisp with no folds, creases, or wear visible", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.3, "currency": 0.3, "denomination": 0.3, "series_name": 0.7, "series_year": 0.7, "issue_year": 0.5, "issuer": 0.3, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.95, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.85, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.35, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.3, "currency": 0.3, "denomination": 0.3, "series_name": 0.7, "series_year": 0.7, "issue_year": 0.5, "issuer": 0.3, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.95, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.85, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:29:45
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": null,
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
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    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "This image shows a Turkmenistany Merkezi Banky (Central Bank of Turkmenistan) 100 manat banknote dated 2005, featuring a portrait of Saparmurat Niyazov (Turkmenbashi, 1940–2006), the first President of Turkmenistan who ruled from independence in 1991 until his death. Niyazov cultivated an extensive personality cult and appears on virtually all Turkmen banknotes of this era. The note displays the coat of arms of Turkmenistan at center left, featuring the Akhal-Teke horse within a green octagonal border with crescent moon and five stars.",
    "back_description": "The reverse of this note shows a Bank of Uganda 1000 shillings banknote dated 2010. It depicts traditional Ugandan grain storage structures (granaries) at left, representing agricultural heritage and food security. The coat of arms of Uganda appears at center top, featuring the grey crowned crane, Uganda kob antelope, and drums. This creates a mismatched pair—the front and back are from two entirely different banknotes from different countries (Turkmenistan and Uganda), different denominations (100 manat vs 1000 shillings), and different years (2005 vs 2010).",
    "historical_notes": "CRITICAL MISMATCH: The front image is a Turkmenistan 100 manat note from 2005, while the back image is a Uganda 1000 shillings note from 2010. These are two completely different banknotes from different countries, currencies, and time periods. This represents either a scanning error, a deliberate composite for comparison purposes, or incorrect image pairing. No legitimate banknote exists with a Turkmen front and Ugandan back. The Turkmen note belongs to the post-independence manat series featuring President Niyazov. The Ugandan note belongs to the 2010 series issued by the Bank of Uganda. These notes cannot be catalogued as a single item.",
    "language_script": null,
    "languages": null,

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": null,
    "replacement_indicator": null,

    "condition_grade": "unknown",
    "condition_notes": null,

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.0,
      "currency": 0.0,
      "denomination": 0.0,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.0,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
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      "pick_number": 0.0,
      "serial_number": 0.0,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.98,
      "condition_grade": 0.0
    },
    "overall_confidence": 0.05,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": null, "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "This image shows a Turkmenistany Merkezi Banky (Central Bank of Turkmenistan) 100 manat banknote dated 2005, featuring a portrait of Saparmurat Niyazov (Turkmenbashi, 1940\u20132006), the first President of Turkmenistan who ruled from independence in 1991 until his death. Niyazov cultivated an extensive personality cult and appears on virtually all Turkmen banknotes of this era. The note displays the coat of arms of Turkmenistan at center left, featuring the Akhal-Teke horse within a green octagonal border with crescent moon and five stars.", "back_description": "The reverse of this note shows a Bank of Uganda 1000 shillings banknote dated 2010. It depicts traditional Ugandan grain storage structures (granaries) at left, representing agricultural heritage and food security. The coat of arms of Uganda appears at center top, featuring the grey crowned crane, Uganda kob antelope, and drums. This creates a mismatched pair\u2014the front and back are from two entirely different banknotes from different countries (Turkmenistan and Uganda), different denominations (100 manat vs 1000 shillings), and different years (2005 vs 2010).", "historical_notes": "CRITICAL MISMATCH: The front image is a Turkmenistan 100 manat note from 2005, while the back image is a Uganda 1000 shillings note from 2010. These are two completely different banknotes from different countries, currencies, and time periods. This represents either a scanning error, a deliberate composite for comparison purposes, or incorrect image pairing. No legitimate banknote exists with a Turkmen front and Ugandan back. The Turkmen note belongs to the post-independence manat series featuring President Niyazov. The Ugandan note belongs to the 2010 series issued by the Bank of Uganda. These notes cannot be catalogued as a single item.", "language_script": null, "languages": null, "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.0, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.98, "condition_grade": 0.0}, "overall_confidence": 0.05, "flags": ["mismatched_pair"]}

field_confidence:
[cell repeats an earlier one in this file: 414 characters]


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:29:45
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": "1990_present",
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "thread,hologram,microprint,intaglio",
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "MISMATCHED PAIR - Front image shows a 100 Manat banknote from Turkmenistan (2005) featuring President Saparmurat Niyazov (1940-2006), known as Türkmenbaşy ('Head of Turkmen'), who ruled Turkmenistan from 1991 until his death. The state emblem of Turkmenistan appears at left with the Akhal-Teke horse, a breed central to Turkmen national identity.",
    "back_description": "MISMATCHED PAIR - Back image shows a completely different note: a 1000 Shillings banknote from Uganda (2010) issued by the Bank of Uganda. The note features traditional Ugandan cultural imagery and the national coat of arms with the Uganda Kob antelope and Grey Crowned Crane supporters.",
    "historical_notes": "These two images do not represent the same banknote. The front is a Turkmenistan 100 Manat from 2005 (P-18), while the back is a Uganda 1000 Shillings from 2010 (P-49a). The Turkmenistan note belongs to the 2005 series introduced after the 2005 currency redenomination (5000 old manat = 1 new manat). The Uganda note is from the 2010 series featuring traditional cultural elements. These notes cannot be catalogued as a single item.",
    "language_script": null,
    "languages": null,

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": null,
    "replacement_indicator": null,

    "condition_grade": "unknown",
    "condition_notes": "Cannot assess condition as images are from two different banknotes",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.0,
      "currency": 0.0,
      "denomination": 0.0,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.7,
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      "historical_notes": 0.95,
      "condition_grade": 0.0
    },
    "overall_confidence": 0.15,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": "1990_present", "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "thread,hologram,microprint,intaglio", "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "MISMATCHED PAIR - Front image shows a 100 Manat banknote from Turkmenistan (2005) featuring President Saparmurat Niyazov (1940-2006), known as T\u00fcrkmenba\u015fy ('Head of Turkmen'), who ruled Turkmenistan from 1991 until his death. The state emblem of Turkmenistan appears at left with the Akhal-Teke horse, a breed central to Turkmen national identity.", "back_description": "MISMATCHED PAIR - Back image shows a completely different note: a 1000 Shillings banknote from Uganda (2010) issued by the Bank of Uganda. The note features traditional Ugandan cultural imagery and the national coat of arms with the Uganda Kob antelope and Grey Crowned Crane supporters.", "historical_notes": "These two images do not represent the same banknote. The front is a Turkmenistan 100 Manat from 2005 (P-18), while the back is a Uganda 1000 Shillings from 2010 (P-49a). The Turkmenistan note belongs to the 2005 series introduced after the 2005 currency redenomination (5000 old manat = 1 new manat). The Uganda note is from the 2010 series featuring traditional cultural elements. These notes cannot be catalogued as a single item.", "language_script": null, "languages": null, "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": "Cannot assess condition as images are from two different banknotes", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.7, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.9, "historical_notes": 0.95, "condition_grade": 0.0}, "overall_confidence": 0.15, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.7, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.9, "historical_notes": 0.95, "condition_grade": 0.0}


provider: openai
model: gpt-4o
status: ok
created_at: 2026-05-10 07:29:45
prompt_version: v3-year-reasoning
raw_response:
  {"country":null,"currency":null,"denomination":null,"series_year":null,"series_name":null,"series_range":null,"issue_year":null,"era":null,"legal_status":null,"legal_status_date":null,"predecessor_currency":null,"successor_currency":null,"issuer":null,"issuer_native":null,"signatures":null,"printer":null,"engraver":null,"material":null,"dimensions_mm":null,"watermark":null,"security_features":null,"color_palette":null,"portrait_subject":null,"reverse_subject":null,"themes":null,"commemorative":null,"commemorative_occasion":null,"pick_number":null,"krause_id":null,"wpm_id":null,"rarity_tier":null,"front_description":null,"back_description":null,"historical_notes":null,"language_script":null,"languages":null,"serial_number":null,"serial_prefix":null,"serial_suffix":null,"replacement_note":null,"replacement_indicator":null,"condition_grade":"unknown","condition_notes":null,"estimated_value_low":null,"estimated_value_high":null,"value_currency":null,"field_confidence":{"country":0.0,"currency":0.0,"denomination":0.0,"series_name":0.0,"series_year":0.0,"issue_year":0.0,"issuer":0.0,"signatures":0.0,"printer":0.0,"material":0.0,"dimensions_mm":0.0,"watermark":0.0,"portrait_subject":0.0,"reverse_subject":0.0,"pick_number":0.0,"serial_number":0.0,"front_description":0.0,"back_description":0.0,"historical_notes":0.0,"condition_grade":0.5},"overall_confidence":0.2,"flags":["mismatched_pair"]}

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": null, "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": null, "back_description": null, "historical_notes": null, "language_script": null, "languages": null, "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.0, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.0, "back_description": 0.0, "historical_notes": 0.0, "condition_grade": 0.5}, "overall_confidence": 0.2, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.0, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.0, "back_description": 0.0, "historical_notes": 0.0, "condition_grade": 0.5}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:30:24
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "GBP",
    "denomination": "10 Shillings",
    "series_year": null,
    "series_name": "Series B",
    "series_range": "1940–1948",
    "issue_year": null,
    "era": "1900_1945",
    "legal_status": "demonetized",
    "legal_status_date": "1970-11-22",
    "predecessor_currency": null,
    "successor_currency": "50 New Pence",

    "issuer": "Bank of England",
    "issuer_native": null,
    "signatures": "Chief Cashier: K. O. Peppiatt",
    "printer": "Bank of England Printing Works",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "142x85",
    "watermark": null,
    "security_features": "thread,intaglio",
    "color_palette": "#8b4789,#f5f5dc,#2f2f2f",

    "portrait_subject": "Britannia",
    "reverse_subject": "Britannia",
    "themes": "mythology,statesman",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "366",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Britannia, the female personification of Great Britain, depicted seated with trident and shield in an ornate baroque frame. Britannia has been the enduring symbol of British currency since Roman times, representing British naval power, national identity and imperial strength. The elaborate guilloche patterns and denomination '10/-' appear in green on the mauve-tinted design typical of Bank of England emergency wartime issues.",
    "back_description": "Britannia seated in medallion at left, with the Bank of England promise text 'Promise to pay the Bearer on Demand the sum of Ten Shillings' in ornate script across the center. The note is signed by K. O. Peppiatt as Chief Cashier, issued from London. Serial number R09D 242136 appears at top right and bottom left, with 'R' prefix indicating the replacement note series used by the Bank of England during this period.",
    "historical_notes": "Bank of England Series B 10 Shilling note, issued during and shortly after World War II (1940–1948). Kenneth Oswald Peppiatt served as Chief Cashier of the Bank of England from 1934 to 1949, signing notes throughout the war period. The 'R' prefix in the serial number (R09D) indicates this is a replacement note, issued to replace defective notes in the printing process—a documented Bank of England practice where 'R' designated replacement notes. These emergency wartime issues featured simplified designs compared to pre-war notes, with mauve/purple color schemes. The 10 Shilling denomination was withdrawn on November 22, 1970, during decimalization, when it was replaced by the 50 New Pence coin. Pick number P-366 corresponds to Peppiatt 10 Shilling notes with this design and signature combination from the 1940s wartime/post-war period.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": "R09D 242136",
    "serial_prefix": "R09D",
    "serial_suffix": null,
    "replacement_note": true,
    "replacement_indicator": "R",

    "condition_grade": "VG",
    "condition_notes": "Heavily circulated with significant soiling, staining, and creasing throughout. Multiple fold lines visible. Paper shows age-related discoloration and wear consistent with wartime/post-war circulation. Some edge tears and small losses visible at corners.",

    "estimated_value_low": 15,
    "estimated_value_high": 35,
    "value_currency": "GBP",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.95,
      "printer": 0.9,
      "material": 1.0,
      "dimensions_mm": 0.85,
      "watermark": 0.0,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.9,
      "serial_number": 1.0,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.92,
    "flags": ["replacement_note"]
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "GBP", "denomination": "10 Shillings", "series_year": null, "series_name": "Series B", "series_range": "1940\u20131948", "issue_year": null, "era": "1900_1945", "legal_status": "demonetized", "legal_status_date": "1970-11-22", "predecessor_currency": null, "successor_currency": "50 New Pence", "issuer": "Bank of England", "issuer_native": null, "signatures": "Chief Cashier: K. O. Peppiatt", "printer": "Bank of England Printing Works", "engraver": null, "material": "paper", "dimensions_mm": "142x85", "watermark": null, "security_features": "thread,intaglio", "color_palette": "#8b4789,#f5f5dc,#2f2f2f", "portrait_subject": "Britannia", "reverse_subject": "Britannia", "themes": "mythology,statesman", "commemorative": false, "commemorative_occasion": null, "pick_number": "366", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Britannia, the female personification of Great Britain, depicted seated with trident and shield in an ornate baroque frame. Britannia has been the enduring symbol of British currency since Roman times, representing British naval power, national identity and imperial strength. The elaborate guilloche patterns and denomination '10/-' appear in green on the mauve-tinted design typical of Bank of England emergency wartime issues.", "back_description": "Britannia seated in medallion at left, with the Bank of England promise text 'Promise to pay the Bearer on Demand the sum of Ten Shillings' in ornate script across the center. The note is signed by K. O. Peppiatt as Chief Cashier, issued from London. Serial number R09D 242136 appears at top right and bottom left, with 'R' prefix indicating the replacement note series used by the Bank of England during this period.", "historical_notes": "Bank of England Series B 10 Shilling note, issued during and shortly after World War II (1940\u20131948). Kenneth Oswald Peppiatt served as Chief Cashier of the Bank of England from 1934 to 1949, signing notes throughout the war period. The 'R' prefix in the serial number (R09D) indicates this is a replacement note, issued to replace defective notes in the printing process\u2014a documented Bank of England practice where 'R' designated replacement notes. These emergency wartime issues featured simplified designs compared to pre-war notes, with mauve/purple color schemes. The 10 Shilling denomination was withdrawn on November 22, 1970, during decimalization, when it was replaced by the 50 New Pence coin. Pick number P-366 corresponds to Peppiatt 10 Shilling notes with this design and signature combination from the 1940s wartime/post-war period.", "language_script": "Latin", "languages": "en", "serial_number": "R09D 242136", "serial_prefix": "R09D", "serial_suffix": null, "replacement_note": true, "replacement_indicator": "R", "condition_grade": "VG", "condition_notes": "Heavily circulated with significant soiling, staining, and creasing throughout. Multiple fold lines visible. Paper shows age-related discoloration and wear consistent with wartime/post-war circulation. Some edge tears and small losses visible at corners.", "estimated_value_low": 15, "estimated_value_high": 35, "value_currency": "GBP", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.95, "printer": 0.9, "material": 1.0, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.9, "serial_number": 1.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.92, "flags": ["replacement_note"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.95, "printer": 0.9, "material": 1.0, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.9, "serial_number": 1.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:30:26
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "British Military Authority Pound",
    "denomination": "50 New Pence",
    "series_year": null,
    "series_name": "British Armed Forces Special Voucher Second Series",
    "series_range": "1946–1972",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1972",
    "predecessor_currency": "British Armed Forces Special Voucher First Series",
    "successor_currency": null,

    "issuer": "British Military Authority",
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "microprint,intaglio",
    "color_palette": "#d4a574,#8b9b7a,#c88b7a",

    "portrait_subject": null,
    "reverse_subject": "British Royal coat of arms",
    "themes": "military",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "M26",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "scarce",

    "front_description": "British Armed Forces Special Voucher 50 New Pence denomination, issued for use by British military personnel in NAAFI canteens and service establishments. The note prominently displays 'FIFTY' and '50' with '50P' denomination markings in all four corners. The text warns that this note is valid only for transactions with NAAFI organisations at 6.60% of theatre value, cannot be offered to civilians, and that improper use is a disciplinary offence rendering the holder liable to penalties. These vouchers were a form of military scrip introduced after World War II to control currency flow in areas where British forces were stationed.",
    "back_description": "The British Royal coat of arms (lion and unicorn supporters flanking a quartered shield topped with crown) appears at left. The central design displays the denomination 'ONE SHILLING' in decorative lettering within an ornamental frame, with the text 'ISSUED BY THE BRITISH MILITARY AUTHORITY' at top. Serial letter 'D' appears at left and right margins. The voucher system allowed service personnel to purchase goods at military establishments while preventing local currency speculation and black market activity in post-war occupied territories and British military bases worldwide.",
    "historical_notes": "British Armed Forces Special Vouchers (BAFSV), commonly known as 'BAFVs' or military vouchers, were issued from 1946 to 1972 for use by British military personnel stationed abroad. The Second Series, introduced in the late 1940s, was denominated in both pounds/shillings and decimal new pence during Britain's transition to decimal currency (1968–1971). The '50 New Pence' denomination represents the decimalised equivalent of 10 shillings. These vouchers were valid only at NAAFI (Navy, Army and Air Force Institutes) canteens and approved service establishments, operating at a fixed exchange rate (noted as 6.60% of theatre value on this note). The system was designed to prevent currency manipulation in post-war Germany, the Middle East, Far East, and other areas with British military presence. The vouchers were withdrawn in 1972 when the British military voucher system was discontinued. The serial letter 'D' indicates the print series/block. Pick catalogue reference M26 places this in the military issues category.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": null,
    "serial_prefix": "D",
    "serial_suffix": "D",
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VG",
    "condition_notes": "Note shows significant circulation wear with staining, creasing, and paper discoloration. Multiple folds visible. Edges show wear. Overall integrity maintained but heavily circulated.",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.95,
      "serial_number": 0.0,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.92,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.88,
    "flags": ["blurry", "low_light"]
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "British Military Authority Pound", "denomination": "50 New Pence", "series_year": null, "series_name": "British Armed Forces Special Voucher Second Series", "series_range": "1946\u20131972", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1972", "predecessor_currency": "British Armed Forces Special Voucher First Series", "successor_currency": null, "issuer": "British Military Authority", "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "microprint,intaglio", "color_palette": "#d4a574,#8b9b7a,#c88b7a", "portrait_subject": null, "reverse_subject": "British Royal coat of arms", "themes": "military", "commemorative": false, "commemorative_occasion": null, "pick_number": "M26", "krause_id": null, "wpm_id": null, "rarity_tier": "scarce", "front_description": "British Armed Forces Special Voucher 50 New Pence denomination, issued for use by British military personnel in NAAFI canteens and service establishments. The note prominently displays 'FIFTY' and '50' with '50P' denomination markings in all four corners. The text warns that this note is valid only for transactions with NAAFI organisations at 6.60% of theatre value, cannot be offered to civilians, and that improper use is a disciplinary offence rendering the holder liable to penalties. These vouchers were a form of military scrip introduced after World War II to control currency flow in areas where British forces were stationed.", "back_description": "The British Royal coat of arms (lion and unicorn supporters flanking a quartered shield topped with crown) appears at left. The central design displays the denomination 'ONE SHILLING' in decorative lettering within an ornamental frame, with the text 'ISSUED BY THE BRITISH MILITARY AUTHORITY' at top. Serial letter 'D' appears at left and right margins. The voucher system allowed service personnel to purchase goods at military establishments while preventing local currency speculation and black market activity in post-war occupied territories and British military bases worldwide.", "historical_notes": "British Armed Forces Special Vouchers (BAFSV), commonly known as 'BAFVs' or military vouchers, were issued from 1946 to 1972 for use by British military personnel stationed abroad. The Second Series, introduced in the late 1940s, was denominated in both pounds/shillings and decimal new pence during Britain's transition to decimal currency (1968\u20131971). The '50 New Pence' denomination represents the decimalised equivalent of 10 shillings. These vouchers were valid only at NAAFI (Navy, Army and Air Force Institutes) canteens and approved service establishments, operating at a fixed exchange rate (noted as 6.60% of theatre value on this note). The system was designed to prevent currency manipulation in post-war Germany, the Middle East, Far East, and other areas with British military presence. The vouchers were withdrawn in 1972 when the British military voucher system was discontinued. The serial letter 'D' indicates the print series/block. Pick catalogue reference M26 places this in the military issues category.", "language_script": "Latin", "languages": "en", "serial_number": null, "serial_prefix": "D", "serial_suffix": "D", "replacement_note": false, "replacement_indicator": null, "condition_grade": "VG", "condition_notes": "Note shows significant circulation wear with staining, creasing, and paper discoloration. Multiple folds visible. Edges show wear. Overall integrity maintained but heavily circulated.", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.92, "condition_grade": 0.85}, "overall_confidence": 0.88, "flags": ["blurry", "low_light"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.92, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:30:42
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,
    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,
    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": "#d4a76a,#8b4513,#f5deb3",
    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": null,
    "commemorative_occasion": null,
    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,
    "front_description": "Image 1: Bank of Uganda 1000 shillings note depicting Ankole cattle (also known as Ankole-Watusi or Ankole longhorn), an iconic indigenous cattle breed of Uganda known for their enormous curved horns. The cattle are central to the cultural heritage of the Ankole people and represent Uganda's pastoral traditions and agricultural economy. The note features wildlife scenes with antelope in the background and the equator line marked across Uganda's territory, emphasizing the country's location straddling the equator.",
    "back_description": "Image 2: British Armed Forces Special Voucher, 6th Series, 50 new pence. Issued by Command of the Defence Council for use by British military personnel. These vouchers were part of the British Armed Forces Special Voucher system used in various military contexts to provide servicemembers with purchasing power while preventing local currency destabilization. The text 'FOR USE ONLY AS DETAILED ON THE REVERSE' and 'FOR USE ONLY AS DETAILED ON THE OBVERSE' indicates restricted circulation. Printed by Bradbury, Wilkinson & Co as noted at bottom.",
    "historical_notes": "These two images represent MISMATCHED NOTES from entirely different issuers and contexts. The first image shows a modern Bank of Uganda 1000 shillings note (likely from the 2010s series featuring wildlife and cultural themes). The second image shows a British Armed Forces Special Voucher from the 6th Series, denomination 50 new pence, serial number 204515, used for military transactions. British Armed Forces vouchers were military scrip issued from the 1940s through 1972, with the 6th Series being among the final issues before the system was discontinued. These are completely unrelated banknotes that should not be catalogued as a matching pair.",
    "language_script": null,
    "languages": null,
    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": null,
    "replacement_indicator": null,
    "condition_grade": "unknown",
    "condition_notes": null,
    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,
    "field_confidence": {
      "country": 0.0,
      "currency": 0.0,
      "denomination": 0.0,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.8,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.0,
      "pick_number": 0.0,
      "serial_number": 0.0,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.95,
      "condition_grade": 0.0
    },
    "overall_confidence": 0.1,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": "#d4a76a,#8b4513,#f5deb3", "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Image 1: Bank of Uganda 1000 shillings note depicting Ankole cattle (also known as Ankole-Watusi or Ankole longhorn), an iconic indigenous cattle breed of Uganda known for their enormous curved horns. The cattle are central to the cultural heritage of the Ankole people and represent Uganda's pastoral traditions and agricultural economy. The note features wildlife scenes with antelope in the background and the equator line marked across Uganda's territory, emphasizing the country's location straddling the equator.", "back_description": "Image 2: British Armed Forces Special Voucher, 6th Series, 50 new pence. Issued by Command of the Defence Council for use by British military personnel. These vouchers were part of the British Armed Forces Special Voucher system used in various military contexts to provide servicemembers with purchasing power while preventing local currency destabilization. The text 'FOR USE ONLY AS DETAILED ON THE REVERSE' and 'FOR USE ONLY AS DETAILED ON THE OBVERSE' indicates restricted circulation. Printed by Bradbury, Wilkinson & Co as noted at bottom.", "historical_notes": "These two images represent MISMATCHED NOTES from entirely different issuers and contexts. The first image shows a modern Bank of Uganda 1000 shillings note (likely from the 2010s series featuring wildlife and cultural themes). The second image shows a British Armed Forces Special Voucher from the 6th Series, denomination 50 new pence, serial number 204515, used for military transactions. British Armed Forces vouchers were military scrip issued from the 1940s through 1972, with the 6th Series being among the final issues before the system was discontinued. These are completely unrelated banknotes that should not be catalogued as a matching pair.", "language_script": null, "languages": null, "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.8, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.0}, "overall_confidence": 0.1, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.8, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.0}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:30:42
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": null,
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": null,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "Uganda 1000 Shillings featuring an impala (Aepyceros melampus) with the outline map of Uganda showing the Equator line at 0° latitude. The Independence Monument in Kampala is depicted at right - this monument was erected in 1962 to commemorate Uganda's independence from British colonial rule. The coat of arms of Uganda appears at upper left featuring the grey crowned crane (Balearica regulorum), Uganda's national bird.",
    "back_description": "British Armed Forces Special Voucher, 6th Series, 50 New Pence denomination. These military payment certificates were issued by Command of the Defence Council for use by British military personnel at NAAFI canteens and other authorized military establishments, primarily in Germany and other overseas postings. The design features elaborate guilloche patterns typical of security printing.",
    "historical_notes": "These two images represent completely different notes from different countries and issuers. The front image shows a Ugandan 1000 Shillings note from the 2010 series featuring wildlife and national symbols. The back image shows a British Armed Forces Special Voucher (BAF) 6th Series 50 New Pence, issued 1972 following decimalization, printed by Bradbury, Wilkinson & Co. BAF vouchers were used to control currency in military zones and prevent black market trading. This is clearly a mismatched pair - these are not the front and back of the same note.",

    "language_script": null,
    "languages": null,

    "serial_number": "B/2 204515",
    "serial_prefix": "B/2",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "UNC",
    "condition_notes": "Both notes appear to be in uncirculated condition with crisp paper and sharp corners, though they are not matching front/back pairs",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.0,
      "currency": 0.0,
      "denomination": 0.0,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.0,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.0,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.95,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.15,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": null, "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Uganda 1000 Shillings featuring an impala (Aepyceros melampus) with the outline map of Uganda showing the Equator line at 0\u00b0 latitude. The Independence Monument in Kampala is depicted at right - this monument was erected in 1962 to commemorate Uganda's independence from British colonial rule. The coat of arms of Uganda appears at upper left featuring the grey crowned crane (Balearica regulorum), Uganda's national bird.", "back_description": "British Armed Forces Special Voucher, 6th Series, 50 New Pence denomination. These military payment certificates were issued by Command of the Defence Council for use by British military personnel at NAAFI canteens and other authorized military establishments, primarily in Germany and other overseas postings. The design features elaborate guilloche patterns typical of security printing.", "historical_notes": "These two images represent completely different notes from different countries and issuers. The front image shows a Ugandan 1000 Shillings note from the 2010 series featuring wildlife and national symbols. The back image shows a British Armed Forces Special Voucher (BAF) 6th Series 50 New Pence, issued 1972 following decimalization, printed by Bradbury, Wilkinson & Co. BAF vouchers were used to control currency in military zones and prevent black market trading. This is clearly a mismatched pair - these are not the front and back of the same note.", "language_script": null, "languages": null, "serial_number": "B/2 204515", "serial_prefix": "B/2", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "UNC", "condition_notes": "Both notes appear to be in uncirculated condition with crisp paper and sharp corners, though they are not matching front/back pairs", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.0, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.85}, "overall_confidence": 0.15, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.0, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.85}


provider: openai
model: gpt-4o
status: ok
created_at: 2026-05-10 07:30:42
prompt_version: v3-year-reasoning
raw_response:
  {
    "country": "Uganda",
    "currency": "Ugandan Shilling",
    "denomination": "1000 Shillings",
    "series_year": null,
    "series_name": null,
    "series_range": "2010–present",
    "issue_year": null,
    "era": "1990_present",
    "legal_status": "in_circulation",
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,
    "issuer": "Bank of Uganda",
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,
    "material": "paper",
    "dimensions_mm": null,
    "watermark": "African antelope head",
    "security_features": "thread, see_through_register",
    "color_palette": "#ffbb7c,#a05125,#f3d58d",
    "portrait_subject": "Uganda Kob",
    "reverse_subject": null,
    "themes": "wildlife, geography",
    "commemorative": false,
    "commemorative_occasion": null,
    "pick_number": "P-47",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",
    "front_description": "The front of the note features the Uganda Kob, a species of antelope native to sub-Saharan Africa, alongside the outline of Uganda, highlighting the country's rich wildlife heritage.",
    "back_description": "The back of the note is not identified as it is a mismatched pair showing a British Armed Forces special voucher.",
    "historical_notes": "This design of the 1000 Ugandan Shilling note was introduced as part of the 2010 series, focusing on Uganda's cultural and natural heritage.",
    "language_script": "Latin",
    "languages": "en",
    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,
    "condition_grade": "unknown",
    "condition_notes": null,
    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,
    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.5,
      "series_year": 0.5,
      "issue_year": 0.5,
      "issuer": 1.0,
      "signatures": 0.5,
      "printer": 0.5,
      "material": 1.0,
      "dimensions_mm": 0.5,
      "watermark": 0.9,
      "portrait_subject": 0.9,
      "reverse_subject": 0.5,
      "pick_number": 0.9,
      "serial_number": 0.5,
      "front_description": 0.9,
      "back_description": 0.5,
      "historical_notes": 0.8,
      "condition_grade": 0.5
    },
    "overall_confidence": 0.7,
    "flags": ["mismatched_pair"]
  }

parsed_json:
  {"country": "Uganda", "currency": "Ugandan Shilling", "denomination": "1000 Shillings", "series_year": null, "series_name": null, "series_range": "2010\u2013present", "issue_year": null, "era": "1990_present", "legal_status": "in_circulation", "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": "Bank of Uganda", "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": "African antelope head", "security_features": "thread, see_through_register", "color_palette": "#ffbb7c,#a05125,#f3d58d", "portrait_subject": "Uganda Kob", "reverse_subject": null, "themes": "wildlife, geography", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-47", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "The front of the note features the Uganda Kob, a species of antelope native to sub-Saharan Africa, alongside the outline of Uganda, highlighting the country's rich wildlife heritage.", "back_description": "The back of the note is not identified as it is a mismatched pair showing a British Armed Forces special voucher.", "historical_notes": "This design of the 1000 Ugandan Shilling note was introduced as part of the 2010 series, focusing on Uganda's cultural and natural heritage.", "language_script": "Latin", "languages": "en", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.5, "series_year": 0.5, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.5, "printer": 0.5, "material": 1.0, "dimensions_mm": 0.5, "watermark": 0.9, "portrait_subject": 0.9, "reverse_subject": 0.5, "pick_number": 0.9, "serial_number": 0.5, "front_description": 0.9, "back_description": 0.5, "historical_notes": 0.8, "condition_grade": 0.5}, "overall_confidence": 0.7, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.5, "series_year": 0.5, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.5, "printer": 0.5, "material": 1.0, "dimensions_mm": 0.5, "watermark": 0.9, "portrait_subject": 0.9, "reverse_subject": 0.5, "pick_number": 0.9, "serial_number": 0.5, "front_description": 0.9, "back_description": 0.5, "historical_notes": 0.8, "condition_grade": 0.5}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:30:45
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "GBP",
    "denomination": "10 Shillings",
    "series_year": null,
    "series_name": "Operation Bernhard counterfeit series",
    "series_range": "1942-1945",
    "issue_year": null,
    "era": "1900_1945",
    "legal_status": "demonetized",
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": "Bank of England",
    "issuer_native": null,
    "signatures": "Chief Cashier: K. O. Peppiatt",
    "printer": "Nazi Germany counterfeiting operation (Sachsenhausen)",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": "Britannia seated figure in clear field at left",
    "security_features": "watermark,intaglio",
    "color_palette": "#d4c5a0,#8b7d6b,#4a4a5a",

    "portrait_subject": null,
    "reverse_subject": "Britannia",
    "themes": "military,commemorative",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "scarce",

    "front_description": "Operation Bernhard counterfeit 10 shilling note. Operation Bernhard was a Nazi German covert operation during World War II (1942-1945) that produced forged Bank of England notes in an attempt to destabilize the British economy. The operation was run from Sachsenhausen concentration camp by SS-Sturmbannführer Bernhard Krüger, using skilled Jewish prisoners as forgers. At its peak, the operation produced notes of such high quality that even the Bank of England had difficulty distinguishing them from genuine currency.",

    "back_description": "Britannia seated with shield and trident in ornate medallion at left. Britannia is the female personification of Britain, originating from Roman occupation and adopted as a national symbol. She appears on British coinage and banknotes from the 17th century onward, representing British naval power and imperial strength. The Bank of England text and denomination 'Ten Shillings' appear in elaborate Gothic script, with the promise 'to pay the Bearer on Demand' and signature of Chief Cashier K. O. Peppiatt, who served 1934-1949.",

    "historical_notes": "This note bears strong characteristics of Operation Bernhard counterfeits, the most sophisticated counterfeiting operation of WWII. The serial number format O25D 054783 and the K. O. Peppiatt signature (Chief Cashier 1934-1949) are consistent with notes targeted by the operation. Operation Bernhard ran from 1942-1945 at Sachsenhausen concentration camp near Berlin. The counterfeiters achieved such quality that approximately 8.9 million forged notes were produced, with a face value exceeding £134 million. Many were never circulated as intended due to Nazi leadership's changing plans and the operation's eventual abandonment in 1945. Genuine Bank of England 10 shilling notes of this period (Treasury/Peppiatt issues) circulated 1928-1970. The condition and characteristics suggest this may be either a wartime counterfeit or a heavily circulated genuine note from the period. Without specialized forensic examination, definitive authentication is not possible from photographs alone.",

    "language_script": "Latin",
    "languages": "en",

    "serial_number": "O25D 054783",
    "serial_prefix": "O25D",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "G",
    "condition_notes": "Heavy circulation wear, significant soiling, center fold damage, multiple creases, paper degradation consistent with age and heavy use or poor storage. Note shows substantial deterioration.",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.65,
      "series_year": 0.6,
      "issue_year": 0.5,
      "issuer": 1.0,
      "signatures": 0.9,
      "printer": 0.6,
      "material": 0.95,
      "dimensions_mm": 0.0,
      "watermark": 0.85,
      "portrait_subject": 1.0,
      "reverse_subject": 0.95,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.7,
      "back_description": 0.9,
      "historical_notes": 0.7,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.7,
    "flags": ["low_light", "obscured", "unidentified_subject"]
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "GBP", "denomination": "10 Shillings", "series_year": null, "series_name": "Operation Bernhard counterfeit series", "series_range": "1942-1945", "issue_year": null, "era": "1900_1945", "legal_status": "demonetized", "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": "Bank of England", "issuer_native": null, "signatures": "Chief Cashier: K. O. Peppiatt", "printer": "Nazi Germany counterfeiting operation (Sachsenhausen)", "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": "Britannia seated figure in clear field at left", "security_features": "watermark,intaglio", "color_palette": "#d4c5a0,#8b7d6b,#4a4a5a", "portrait_subject": null, "reverse_subject": "Britannia", "themes": "military,commemorative", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": "scarce", "front_description": "Operation Bernhard counterfeit 10 shilling note. Operation Bernhard was a Nazi German covert operation during World War II (1942-1945) that produced forged Bank of England notes in an attempt to destabilize the British economy. The operation was run from Sachsenhausen concentration camp by SS-Sturmbannf\u00fchrer Bernhard Kr\u00fcger, using skilled Jewish prisoners as forgers. At its peak, the operation produced notes of such high quality that even the Bank of England had difficulty distinguishing them from genuine currency.", "back_description": "Britannia seated with shield and trident in ornate medallion at left. Britannia is the female personification of Britain, originating from Roman occupation and adopted as a national symbol. She appears on British coinage and banknotes from the 17th century onward, representing British naval power and imperial strength. The Bank of England text and denomination 'Ten Shillings' appear in elaborate Gothic script, with the promise 'to pay the Bearer on Demand' and signature of Chief Cashier K. O. Peppiatt, who served 1934-1949.", "historical_notes": "This note bears strong characteristics of Operation Bernhard counterfeits, the most sophisticated counterfeiting operation of WWII. The serial number format O25D 054783 and the K. O. Peppiatt signature (Chief Cashier 1934-1949) are consistent with notes targeted by the operation. Operation Bernhard ran from 1942-1945 at Sachsenhausen concentration camp near Berlin. The counterfeiters achieved such quality that approximately 8.9 million forged notes were produced, with a face value exceeding \u00a3134 million. Many were never circulated as intended due to Nazi leadership's changing plans and the operation's eventual abandonment in 1945. Genuine Bank of England 10 shilling notes of this period (Treasury/Peppiatt issues) circulated 1928-1970. The condition and characteristics suggest this may be either a wartime counterfeit or a heavily circulated genuine note from the period. Without specialized forensic examination, definitive authentication is not possible from photographs alone.", "language_script": "Latin", "languages": "en", "serial_number": "O25D 054783", "serial_prefix": "O25D", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "G", "condition_notes": "Heavy circulation wear, significant soiling, center fold damage, multiple creases, paper degradation consistent with age and heavy use or poor storage. Note shows substantial deterioration.", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.65, "series_year": 0.6, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.9, "printer": 0.6, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.85, "portrait_subject": 1.0, "reverse_subject": 0.95, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.7, "back_description": 0.9, "historical_notes": 0.7, "condition_grade": 0.85}, "overall_confidence": 0.7, "flags": ["low_light", "obscured", "unidentified_subject"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.65, "series_year": 0.6, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.9, "printer": 0.6, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.85, "portrait_subject": 1.0, "reverse_subject": 0.95, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.7, "back_description": 0.9, "historical_notes": 0.7, "condition_grade": 0.85}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:30:45
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "GBP",
    "denomination": "10 Shillings",
    "series_year": "1940",
    "series_name": "Britannia Series",
    "series_range": "1940–1948",
    "issue_year": null,
    "era": "1900_1945",
    "legal_status": "demonetized",
    "legal_status_date": "1971-02-15",
    "predecessor_currency": null,
    "successor_currency": "Decimal Pound Sterling",

    "issuer": "Bank of England",
    "issuer_native": null,
    "signatures": "Chief Cashier: K.O. Peppiatt",
    "printer": "Bank of England Printing Works",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "151x85",
    "watermark": "Helmeted Britannia head",
    "security_features": "watermark,intaglio",
    "color_palette": "#c4a882,#8b7355,#4a4a6a",

    "portrait_subject": "Britannia",
    "reverse_subject": null,
    "themes": "mythology,statesman",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-366",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Ornate geometric guilloché pattern in mauve and cream tones typical of Bank of England wartime issue notes. The reverse design shows through due to the thin paper characteristic of this emergency wartime production period.",
    "back_description": "Britannia, the female personification of Britain, seated with shield, trident and olive branch, representing British naval power and peace. She has been the primary symbol on Bank of England notes since 1694. The denomination 'Ten Shillings' appears prominently in Gothic script, with the promise to pay the bearer on demand. Serial number O25D 054783 visible at top and bottom left. Signed by Kenneth Oswald Peppiatt, Chief Cashier 1934–1949, whose signature appears on notes throughout WWII.",
    "historical_notes": "This Ten Shilling note was issued during the tenure of Chief Cashier K.O. Peppiatt (1934–1949), placing it firmly in the WWII or immediate post-war period. The Britannia design without a royal portrait was standard for Bank of England notes until 1960. Ten shillings was half a pound and remained a commonly used denomination until decimalization in 1971, when it was replaced by the 50 pence coin. This note shows significant circulation wear consistent with wartime usage. The O25D prefix indicates a later wartime or early post-war printing run.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": "O25D 054783",
    "serial_prefix": "O25D",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "G",
    "condition_notes": "Heavy circulation wear with multiple folds and creases, paper toning and discoloration, minor edge damage, overall limp paper, some staining visible",

    "estimated_value_low": 5,
    "estimated_value_high": 15,
    "value_currency": "GBP",

    "field_confidence": {
      "country": 0.99,
      "currency": 0.99,
      "denomination": 0.99,
      "series_name": 0.85,
      "series_year": 0.80,
      "issue_year": 0.0,
      "issuer": 0.99,
      "signatures": 0.95,
      "printer": 0.85,
      "material": 0.95,
      "dimensions_mm": 0.80,
      "watermark": 0.85,
      "portrait_subject": 0.95,
      "reverse_subject": 0.0,
      "pick_number": 0.80,
      "serial_number": 0.95,
      "front_description": 0.85,
      "back_description": 0.90,
      "historical_notes": 0.85,
      "condition_grade": 0.90
    },
    "overall_confidence": 0.88,
    "flags": []
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "GBP", "denomination": "10 Shillings", "series_year": "1940", "series_name": "Britannia Series", "series_range": "1940\u20131948", "issue_year": null, "era": "1900_1945", "legal_status": "demonetized", "legal_status_date": "1971-02-15", "predecessor_currency": null, "successor_currency": "Decimal Pound Sterling", "issuer": "Bank of England", "issuer_native": null, "signatures": "Chief Cashier: K.O. Peppiatt", "printer": "Bank of England Printing Works", "engraver": null, "material": "paper", "dimensions_mm": "151x85", "watermark": "Helmeted Britannia head", "security_features": "watermark,intaglio", "color_palette": "#c4a882,#8b7355,#4a4a6a", "portrait_subject": "Britannia", "reverse_subject": null, "themes": "mythology,statesman", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-366", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Ornate geometric guilloch\u00e9 pattern in mauve and cream tones typical of Bank of England wartime issue notes. The reverse design shows through due to the thin paper characteristic of this emergency wartime production period.", "back_description": "Britannia, the female personification of Britain, seated with shield, trident and olive branch, representing British naval power and peace. She has been the primary symbol on Bank of England notes since 1694. The denomination 'Ten Shillings' appears prominently in Gothic script, with the promise to pay the bearer on demand. Serial number O25D 054783 visible at top and bottom left. Signed by Kenneth Oswald Peppiatt, Chief Cashier 1934\u20131949, whose signature appears on notes throughout WWII.", "historical_notes": "This Ten Shilling note was issued during the tenure of Chief Cashier K.O. Peppiatt (1934\u20131949), placing it firmly in the WWII or immediate post-war period. The Britannia design without a royal portrait was standard for Bank of England notes until 1960. Ten shillings was half a pound and remained a commonly used denomination until decimalization in 1971, when it was replaced by the 50 pence coin. This note shows significant circulation wear consistent with wartime usage. The O25D prefix indicates a later wartime or early post-war printing run.", "language_script": "Latin", "languages": "en", "serial_number": "O25D 054783", "serial_prefix": "O25D", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "G", "condition_notes": "Heavy circulation wear with multiple folds and creases, paper toning and discoloration, minor edge damage, overall limp paper, some staining visible", "estimated_value_low": 5, "estimated_value_high": 15, "value_currency": "GBP", "field_confidence": {"country": 0.99, "currency": 0.99, "denomination": 0.99, "series_name": 0.85, "series_year": 0.8, "issue_year": 0.0, "issuer": 0.99, "signatures": 0.95, "printer": 0.85, "material": 0.95, "dimensions_mm": 0.8, "watermark": 0.85, "portrait_subject": 0.95, "reverse_subject": 0.0, "pick_number": 0.8, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.85, "condition_grade": 0.9}, "overall_confidence": 0.88, "flags": []}

field_confidence:
  {"country": 0.99, "currency": 0.99, "denomination": 0.99, "series_name": 0.85, "series_year": 0.8, "issue_year": 0.0, "issuer": 0.99, "signatures": 0.95, "printer": 0.85, "material": 0.95, "dimensions_mm": 0.8, "watermark": 0.85, "portrait_subject": 0.95, "reverse_subject": 0.0, "pick_number": 0.8, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.85, "condition_grade": 0.9}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:30:51
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "British Armed Forces Special Voucher",
    "denomination": "50 New Pence",
    "series_year": null,
    "series_name": "British Armed Forces Special Vouchers Sixth Series",
    "series_range": "1972-1988",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1988",
    "predecessor_currency": "British Armed Forces Special Vouchers Fifth Series (shillings/pence)",
    "successor_currency": "British Armed Forces Special Vouchers Seventh Series",

    "issuer": "British Armed Forces",
    "issuer_native": null,
    "signatures": null,
    "printer": "Thomas De La Rue & Company Limited",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "145x70",
    "watermark": null,
    "security_features": "microprint,intaglio,guilloche_patterns",
    "color_palette": "#8b6f47,#6b8e23,#d4af37",

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": "military",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "M49",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "scarce",

    "front_description": "British Armed Forces Special Voucher 50 New Pence note from the Sixth Series. These vouchers were scrip currency issued exclusively for use by British military personnel and authorized civilians in NAAFI (Navy, Army and Air Force Institutes) canteens and organizations within military establishments. The ornate design features elaborate guilloche patterns and acanthus leaf scrollwork typical of military scrip security printing, with '10/-' denominations displayed in both corners representing the pre-decimal equivalent (ten shillings).",
    "back_description": "The reverse displays the denomination '50' prominently in large green numerals at center, with 'FIFTY NEW PENCE' text in medallions at left and right. The note bears restrictive text stating it is valid only for transactions within official canteens and organizations as laid down in General Routine Orders of the theatre, and warns that improper use constitutes a disciplinary offense with potential penalties. This restriction prevented the vouchers from circulating as regular currency and limited their use to military-controlled facilities.",
    "historical_notes": "British Armed Forces Special Vouchers (BAFSV) were a form of military scrip used by British forces stationed overseas from 1946 to 1988. The Sixth Series was introduced in 1972 following Britain's decimalization of currency in 1971, replacing the previous series denominated in shillings and old pence. These vouchers served multiple purposes: preventing sterling from entering local black markets, protecting service personnel from currency fluctuations, and maintaining economic control in military zones. The system was particularly important in Germany, Cyprus, Hong Kong, and other overseas postings. The denomination '50 New Pence' was equivalent to the pre-decimal ten shillings (10/-), hence the dual notation. De La Rue printed these notes with sophisticated anti-counterfeiting features despite their limited circulation. The BAFSV system was abolished in 1988 as improved banking facilities and credit systems made military scrip obsolete. Pick M49 specifically refers to this Sixth Series 50 New Pence denomination. Dating individual notes precisely is difficult as the series ran for 16 years without date printing, though the design remained consistent throughout.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "F",
    "condition_notes": "Heavily circulated note with significant center fold wear, corner rounding, and general soiling consistent with extensive use in military canteen environments. Surface shows age-related discoloration and staining.",

    "estimated_value_low": 15,
    "estimated_value_high": 35,
    "value_currency": "GBP",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.95,
      "material": 1.0,
      "dimensions_mm": 0.85,
      "watermark": 0.5,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.95,
      "serial_number": 0.0,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.88,
    "flags": ["blurry", "obscured", "low_light"]
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "British Armed Forces Special Voucher", "denomination": "50 New Pence", "series_year": null, "series_name": "British Armed Forces Special Vouchers Sixth Series", "series_range": "1972-1988", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1988", "predecessor_currency": "British Armed Forces Special Vouchers Fifth Series (shillings/pence)", "successor_currency": "British Armed Forces Special Vouchers Seventh Series", "issuer": "British Armed Forces", "issuer_native": null, "signatures": null, "printer": "Thomas De La Rue & Company Limited", "engraver": null, "material": "paper", "dimensions_mm": "145x70", "watermark": null, "security_features": "microprint,intaglio,guilloche_patterns", "color_palette": "#8b6f47,#6b8e23,#d4af37", "portrait_subject": null, "reverse_subject": null, "themes": "military", "commemorative": false, "commemorative_occasion": null, "pick_number": "M49", "krause_id": null, "wpm_id": null, "rarity_tier": "scarce", "front_description": "British Armed Forces Special Voucher 50 New Pence note from the Sixth Series. These vouchers were scrip currency issued exclusively for use by British military personnel and authorized civilians in NAAFI (Navy, Army and Air Force Institutes) canteens and organizations within military establishments. The ornate design features elaborate guilloche patterns and acanthus leaf scrollwork typical of military scrip security printing, with '10/-' denominations displayed in both corners representing the pre-decimal equivalent (ten shillings).", "back_description": "The reverse displays the denomination '50' prominently in large green numerals at center, with 'FIFTY NEW PENCE' text in medallions at left and right. The note bears restrictive text stating it is valid only for transactions within official canteens and organizations as laid down in General Routine Orders of the theatre, and warns that improper use constitutes a disciplinary offense with potential penalties. This restriction prevented the vouchers from circulating as regular currency and limited their use to military-controlled facilities.", "historical_notes": "British Armed Forces Special Vouchers (BAFSV) were a form of military scrip used by British forces stationed overseas from 1946 to 1988. The Sixth Series was introduced in 1972 following Britain's decimalization of currency in 1971, replacing the previous series denominated in shillings and old pence. These vouchers served multiple purposes: preventing sterling from entering local black markets, protecting service personnel from currency fluctuations, and maintaining economic control in military zones. The system was particularly important in Germany, Cyprus, Hong Kong, and other overseas postings. The denomination '50 New Pence' was equivalent to the pre-decimal ten shillings (10/-), hence the dual notation. De La Rue printed these notes with sophisticated anti-counterfeiting features despite their limited circulation. The BAFSV system was abolished in 1988 as improved banking facilities and credit systems made military scrip obsolete. Pick M49 specifically refers to this Sixth Series 50 New Pence denomination. Dating individual notes precisely is difficult as the series ran for 16 years without date printing, though the design remained consistent throughout.", "language_script": "Latin", "languages": "en", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "F", "condition_notes": "Heavily circulated note with significant center fold wear, corner rounding, and general soiling consistent with extensive use in military canteen environments. Surface shows age-related discoloration and staining.", "estimated_value_low": 15, "estimated_value_high": 35, "value_currency": "GBP", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.95, "material": 1.0, "dimensions_mm": 0.85, "watermark": 0.5, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.88, "flags": ["blurry", "obscured", "low_light"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.95, "material": 1.0, "dimensions_mm": 0.85, "watermark": 0.5, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:31:28
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "GBP",
    "denomination": "1",
    "series_year": null,
    "series_name": "Series D",
    "series_range": "1978–1988",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "withdrawn",
    "legal_status_date": "1988-03-11",
    "predecessor_currency": null,
    "successor_currency": null,
    "issuer": "Bank of England",
    "issuer_native": null,
    "signatures": "Chief Cashier: D. H. F. Somerset",
    "printer": "Bank of England Printing Works",
    "engraver": "Harry Eccleston",
    "material": "paper",
    "dimensions_mm": "135x67",
    "watermark": "Portrait of Queen Elizabeth II in clear field at right",
    "security_features": "thread, microprint, intaglio, raised_print",
    "color_palette": "#8b4513,#9acd32,#2f4f4f",
    "portrait_subject": "Queen Elizabeth II",
    "reverse_subject": "Royal coat of arms and floral emblems of the United Kingdom",
    "themes": "monarch",
    "commemorative": false,
    "commemorative_occasion": null,
    "pick_number": "377a",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",
    "front_description": "Queen Elizabeth II (b. 1926, reigned 1952–2022), the longest-reigning British monarch. This portrait by Reynolds Stone was used on Bank of England Series D notes from 1970 to 1991. The front bears the inscription 'THIS NOTE IS VALID ONLY FOR TRANSACTIONS WITHIN OFFICIAL CANTEENS AND ORGANISATIONS LAID DOWN IN C.R.O.S. OF THE THEATRE' - indicating this is a British Armed Forces Special Voucher (BAFSV), a form of military scrip used in designated military facilities rather than a standard legal tender note. These vouchers were issued to prevent misuse of British currency in certain overseas military contexts.",
    "back_description": "The Royal coat of arms of the United Kingdom surrounded by floral emblems representing the constituent nations: the Tudor rose (England), thistle (Scotland), shamrock (Northern Ireland), and leek (Wales). The imagery symbolizes the unity of the United Kingdom under the Crown. The design features ornate guilloché patterns and microprinting for security.",
    "historical_notes": "Bank of England Series D was issued from 1970 to 1991, designed by Harry Eccleston with a portrait of Queen Elizabeth II by Reynolds Stone. This particular note is a British Armed Forces Special Voucher (BAFSV) variant of the standard £1 note, identifiable by the restriction text on the front limiting use to official military canteens and NAAFI (Navy, Army and Air Force Institutes) facilities. The signature of D. H. F. Somerset places this note between 1980 and 1988 (Somerset served as Chief Cashier 1980–1988). BAFSV notes were withdrawn alongside the standard £1 notes in 1988 when the £1 coin was introduced. These military vouchers are scarcer than standard circulation notes but were produced in sufficient quantities to remain accessible to collectors.",
    "language_script": "Latin",
    "languages": "en",
    "serial_number": "CN17 544598",
    "serial_prefix": "CN17",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,
    "condition_grade": "AU",
    "condition_notes": "Note appears to be in About Uncirculated condition with minimal handling, sharp corners, and good centering. Minor signs of use but no significant creases or soil.",
    "estimated_value_low": 15,
    "estimated_value_high": 35,
    "value_currency": "GBP",
    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 0.85,
      "issue_year": 0.75,
      "issuer": 1.0,
      "signatures": 0.95,
      "printer": 0.95,
      "material": 1.0,
      "dimensions_mm": 0.95,
      "watermark": 0.95,
      "portrait_subject": 1.0,
      "reverse_subject": 0.95,
      "pick_number": 0.9,
      "serial_number": 0.98,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.92,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.93,
    "flags": []
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "GBP", "denomination": "1", "series_year": null, "series_name": "Series D", "series_range": "1978\u20131988", "issue_year": null, "era": "1946_1989", "legal_status": "withdrawn", "legal_status_date": "1988-03-11", "predecessor_currency": null, "successor_currency": null, "issuer": "Bank of England", "issuer_native": null, "signatures": "Chief Cashier: D. H. F. Somerset", "printer": "Bank of England Printing Works", "engraver": "Harry Eccleston", "material": "paper", "dimensions_mm": "135x67", "watermark": "Portrait of Queen Elizabeth II in clear field at right", "security_features": "thread, microprint, intaglio, raised_print", "color_palette": "#8b4513,#9acd32,#2f4f4f", "portrait_subject": "Queen Elizabeth II", "reverse_subject": "Royal coat of arms and floral emblems of the United Kingdom", "themes": "monarch", "commemorative": false, "commemorative_occasion": null, "pick_number": "377a", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Queen Elizabeth II (b. 1926, reigned 1952\u20132022), the longest-reigning British monarch. This portrait by Reynolds Stone was used on Bank of England Series D notes from 1970 to 1991. The front bears the inscription 'THIS NOTE IS VALID ONLY FOR TRANSACTIONS WITHIN OFFICIAL CANTEENS AND ORGANISATIONS LAID DOWN IN C.R.O.S. OF THE THEATRE' - indicating this is a British Armed Forces Special Voucher (BAFSV), a form of military scrip used in designated military facilities rather than a standard legal tender note. These vouchers were issued to prevent misuse of British currency in certain overseas military contexts.", "back_description": "The Royal coat of arms of the United Kingdom surrounded by floral emblems representing the constituent nations: the Tudor rose (England), thistle (Scotland), shamrock (Northern Ireland), and leek (Wales). The imagery symbolizes the unity of the United Kingdom under the Crown. The design features ornate guilloch\u00e9 patterns and microprinting for security.", "historical_notes": "Bank of England Series D was issued from 1970 to 1991, designed by Harry Eccleston with a portrait of Queen Elizabeth II by Reynolds Stone. This particular note is a British Armed Forces Special Voucher (BAFSV) variant of the standard \u00a31 note, identifiable by the restriction text on the front limiting use to official military canteens and NAAFI (Navy, Army and Air Force Institutes) facilities. The signature of D. H. F. Somerset places this note between 1980 and 1988 (Somerset served as Chief Cashier 1980\u20131988). BAFSV notes were withdrawn alongside the standard \u00a31 notes in 1988 when the \u00a31 coin was introduced. These military vouchers are scarcer than standard circulation notes but were produced in sufficient quantities to remain accessible to collectors.", "language_script": "Latin", "languages": "en", "serial_number": "CN17 544598", "serial_prefix": "CN17", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "AU", "condition_notes": "Note appears to be in About Uncirculated condition with minimal handling, sharp corners, and good centering. Minor signs of use but no significant creases or soil.", "estimated_value_low": 15, "estimated_value_high": 35, "value_currency": "GBP", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.85, "issue_year": 0.75, "issuer": 1.0, "signatures": 0.95, "printer": 0.95, "material": 1.0, "dimensions_mm": 0.95, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 0.95, "pick_number": 0.9, "serial_number": 0.98, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.92, "condition_grade": 0.85}, "overall_confidence": 0.93, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.85, "issue_year": 0.75, "issuer": 1.0, "signatures": 0.95, "printer": 0.95, "material": 1.0, "dimensions_mm": 0.95, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 0.95, "pick_number": 0.9, "serial_number": 0.98, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.92, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:31:31
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "British Armed Forces Special Voucher",
    "denomination": "5 New Pence / 1 Pound",
    "series_year": null,
    "series_name": "6th Series",
    "series_range": "1972–1988",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1988",
    "predecessor_currency": "5th Series BAF vouchers",
    "successor_currency": "Sterling coinage and regular UK currency",

    "issuer": "British Armed Forces",
    "issuer_native": null,
    "signatures": null,
    "printer": "Thomas De La Rue & Company Limited",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "150x70",
    "watermark": null,
    "security_features": "microprint,intaglio,latent_image",
    "color_palette": "#8b4545,#d4a574,#708090",

    "portrait_subject": null,
    "reverse_subject": "Royal coat of arms of the United Kingdom",
    "themes": "military",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "M48",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "British Armed Forces Special Voucher 6th Series, 5 New Pence denomination. This note is part of the dual-denomination system used by British military personnel and their families stationed overseas, where the front displays 5 New Pence and the reverse displays the equivalent value of One Pound in local purchasing power. The 6th Series was issued by command of the Defence Council (later Army Council notation on reverse) and circulated in NAAFI stores and military facilities from 1972 to 1988, bridging the UK's decimalization period.",
    "back_description": "Royal coat of arms of the United Kingdom, the official coat of arms of the British monarch, featuring the quartered shield with the three lions of England, lion rampant of Scotland, and harp of Ireland, supported by the crowned lion of England and unicorn of Scotland. The reverse displays 'ONE POUND' denomination with 'SPECIAL VOUCHER' designation and the instruction 'FOR USE ONLY AS DETAILED ON THE REVERSE', along with serial number AA 1/10 136928. Printed by Thomas De La Rue & Company Limited, London, as noted at bottom.",
    "historical_notes": "The British Armed Forces Special Vouchers (BAFSV) 6th Series was introduced in 1972 following UK decimalization and remained in use until 1988. These vouchers were a form of military scrip used by British service personnel and their dependents at NAAFI (Navy, Army and Air Force Institutes) facilities worldwide to prevent currency speculation and black market activities in areas where British forces were stationed. The dual-denomination system (New Pence on front, Pound on back) reflected both the domestic UK decimal currency and the purchasing power equivalence in overseas locations. The front inscription changed from 'Defence Council' to 'Army Council' during the series run. Serial number format 'AA 1/10 136928' indicates series AA with fractional notation 1/10. The 6th Series was eventually phased out in favour of direct sterling usage as exchange controls relaxed. Pick number M48 catalogues this specific denomination pairing.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": "AA 1/10 136928",
    "serial_prefix": "AA",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "XF",
    "condition_notes": "Note appears in extremely fine condition with original colors intact, minimal handling wear, and sharp details throughout.",

    "estimated_value_low": 5,
    "estimated_value_high": 15,
    "value_currency": "GBP",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 1.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 1.0,
      "material": 0.95,
      "dimensions_mm": 0.85,
      "watermark": 0.5,
      "portrait_subject": 0.0,
      "reverse_subject": 0.95,
      "pick_number": 0.95,
      "serial_number": 0.98,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.92,
    "flags": []
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "British Armed Forces Special Voucher", "denomination": "5 New Pence / 1 Pound", "series_year": null, "series_name": "6th Series", "series_range": "1972\u20131988", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1988", "predecessor_currency": "5th Series BAF vouchers", "successor_currency": "Sterling coinage and regular UK currency", "issuer": "British Armed Forces", "issuer_native": null, "signatures": null, "printer": "Thomas De La Rue & Company Limited", "engraver": null, "material": "paper", "dimensions_mm": "150x70", "watermark": null, "security_features": "microprint,intaglio,latent_image", "color_palette": "#8b4545,#d4a574,#708090", "portrait_subject": null, "reverse_subject": "Royal coat of arms of the United Kingdom", "themes": "military", "commemorative": false, "commemorative_occasion": null, "pick_number": "M48", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "British Armed Forces Special Voucher 6th Series, 5 New Pence denomination. This note is part of the dual-denomination system used by British military personnel and their families stationed overseas, where the front displays 5 New Pence and the reverse displays the equivalent value of One Pound in local purchasing power. The 6th Series was issued by command of the Defence Council (later Army Council notation on reverse) and circulated in NAAFI stores and military facilities from 1972 to 1988, bridging the UK's decimalization period.", "back_description": "Royal coat of arms of the United Kingdom, the official coat of arms of the British monarch, featuring the quartered shield with the three lions of England, lion rampant of Scotland, and harp of Ireland, supported by the crowned lion of England and unicorn of Scotland. The reverse displays 'ONE POUND' denomination with 'SPECIAL VOUCHER' designation and the instruction 'FOR USE ONLY AS DETAILED ON THE REVERSE', along with serial number AA 1/10 136928. Printed by Thomas De La Rue & Company Limited, London, as noted at bottom.", "historical_notes": "The British Armed Forces Special Vouchers (BAFSV) 6th Series was introduced in 1972 following UK decimalization and remained in use until 1988. These vouchers were a form of military scrip used by British service personnel and their dependents at NAAFI (Navy, Army and Air Force Institutes) facilities worldwide to prevent currency speculation and black market activities in areas where British forces were stationed. The dual-denomination system (New Pence on front, Pound on back) reflected both the domestic UK decimal currency and the purchasing power equivalence in overseas locations. The front inscription changed from 'Defence Council' to 'Army Council' during the series run. Serial number format 'AA 1/10 136928' indicates series AA with fractional notation 1/10. The 6th Series was eventually phased out in favour of direct sterling usage as exchange controls relaxed. Pick number M48 catalogues this specific denomination pairing.", "language_script": "Latin", "languages": "en", "serial_number": "AA 1/10 136928", "serial_prefix": "AA", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "XF", "condition_notes": "Note appears in extremely fine condition with original colors intact, minimal handling wear, and sharp details throughout.", "estimated_value_low": 5, "estimated_value_high": 15, "value_currency": "GBP", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 1.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 1.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.5, "portrait_subject": 0.0, "reverse_subject": 0.95, "pick_number": 0.95, "serial_number": 0.98, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.92, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 1.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 1.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.5, "portrait_subject": 0.0, "reverse_subject": 0.95, "pick_number": 0.95, "serial_number": 0.98, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:31:32
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "British Armed Forces Special Voucher",
    "denomination": "10 New Pence",
    "series_year": null,
    "series_name": "Sixth Series",
    "series_range": "1972–1988",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1988",
    "predecessor_currency": "Fifth Series British Armed Forces Vouchers",
    "successor_currency": "Pound sterling (in military establishments)",

    "issuer": "British Armed Forces (Command of the Defence Council)",
    "issuer_native": null,
    "signatures": null,
    "printer": "Bradbury Wilkinson & Co.",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "150x75",
    "watermark": null,
    "security_features": "microprint,intaglio,latent_image",
    "color_palette": "#8b6f47,#9b6b7e,#a0b496",

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": "military",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "M49",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "scarce",

    "front_description": "British Armed Forces Special Voucher, 10 New Pence, Sixth Series. These vouchers were issued by the Command of the Defence Council for use as internal currency within British military establishments and NAAFI (Navy, Army and Air Force Institutes) facilities worldwide. The voucher system prevented regular sterling from circulating in overseas bases and allowed military personnel to make purchases in canteens, shops, and recreational facilities. This denomination is marked 'SPECIAL VOUCHER' and 'FOR USE ONLY AS DETAILED ON THE REVERSE' with the text 'A USE ONLY AS DETAILED ON THE REVERSE' printed vertically along both edges.",
    "back_description": "The reverse features the denomination 'FIVE NEW PENCE' prominently displayed with geometric guilloche patterns and security printing. Fine print at bottom restricts use to 'transactions within official canteens and organizations laid down in orders of the theatre, except as may be expressly authorized in special circumstances' and warns that 'improper use' or 'dishonest exchange' renders 'the offender liable to penalties under service law'.",
    "historical_notes": "The British Armed Forces Sixth Series vouchers were introduced in 1972 following decimalization of British currency in 1971, replacing the previous Fifth Series denominated in old pence and shillings. These special vouchers (also called BAFVs or 'Naffy money') served as a parallel currency system for British military personnel stationed overseas, particularly in Germany (BAOR - British Army of the Rhine), Cyprus, Hong Kong, and other garrison locations. The system prevented currency speculation, controlled foreign exchange exposure, and maintained discipline in military economies. The Sixth Series circulated from 1972 until 1988, when the voucher system was gradually phased out as electronic payment systems and ATMs became widespread in military facilities. Bradbury Wilkinson & Co., the noted British security printer, produced these notes with sophisticated anti-counterfeiting features. The serial number A/2 216882 indicates this is from an early print run. No printed issue year appears on the note itself; dating is inferred from the series designation and documented circulation period.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": "A/2 216882",
    "serial_prefix": "A/2",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "XF",
    "condition_notes": "Note shows light circulation with minor handling, good centering, strong colors retained",

    "estimated_value_low": 8,
    "estimated_value_high": 20,
    "value_currency": "GBP",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 1.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.9,
      "material": 0.95,
      "dimensions_mm": 0.85,
      "watermark": 0.7,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.95,
      "serial_number": 0.98,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.92,
    "flags": []
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "British Armed Forces Special Voucher", "denomination": "10 New Pence", "series_year": null, "series_name": "Sixth Series", "series_range": "1972\u20131988", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1988", "predecessor_currency": "Fifth Series British Armed Forces Vouchers", "successor_currency": "Pound sterling (in military establishments)", "issuer": "British Armed Forces (Command of the Defence Council)", "issuer_native": null, "signatures": null, "printer": "Bradbury Wilkinson & Co.", "engraver": null, "material": "paper", "dimensions_mm": "150x75", "watermark": null, "security_features": "microprint,intaglio,latent_image", "color_palette": "#8b6f47,#9b6b7e,#a0b496", "portrait_subject": null, "reverse_subject": null, "themes": "military", "commemorative": false, "commemorative_occasion": null, "pick_number": "M49", "krause_id": null, "wpm_id": null, "rarity_tier": "scarce", "front_description": "British Armed Forces Special Voucher, 10 New Pence, Sixth Series. These vouchers were issued by the Command of the Defence Council for use as internal currency within British military establishments and NAAFI (Navy, Army and Air Force Institutes) facilities worldwide. The voucher system prevented regular sterling from circulating in overseas bases and allowed military personnel to make purchases in canteens, shops, and recreational facilities. This denomination is marked 'SPECIAL VOUCHER' and 'FOR USE ONLY AS DETAILED ON THE REVERSE' with the text 'A USE ONLY AS DETAILED ON THE REVERSE' printed vertically along both edges.", "back_description": "The reverse features the denomination 'FIVE NEW PENCE' prominently displayed with geometric guilloche patterns and security printing. Fine print at bottom restricts use to 'transactions within official canteens and organizations laid down in orders of the theatre, except as may be expressly authorized in special circumstances' and warns that 'improper use' or 'dishonest exchange' renders 'the offender liable to penalties under service law'.", "historical_notes": "The British Armed Forces Sixth Series vouchers were introduced in 1972 following decimalization of British currency in 1971, replacing the previous Fifth Series denominated in old pence and shillings. These special vouchers (also called BAFVs or 'Naffy money') served as a parallel currency system for British military personnel stationed overseas, particularly in Germany (BAOR - British Army of the Rhine), Cyprus, Hong Kong, and other garrison locations. The system prevented currency speculation, controlled foreign exchange exposure, and maintained discipline in military economies. The Sixth Series circulated from 1972 until 1988, when the voucher system was gradually phased out as electronic payment systems and ATMs became widespread in military facilities. Bradbury Wilkinson & Co., the noted British security printer, produced these notes with sophisticated anti-counterfeiting features. The serial number A/2 216882 indicates this is from an early print run. No printed issue year appears on the note itself; dating is inferred from the series designation and documented circulation period.", "language_script": "Latin", "languages": "en", "serial_number": "A/2 216882", "serial_prefix": "A/2", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "XF", "condition_notes": "Note shows light circulation with minor handling, good centering, strong colors retained", "estimated_value_low": 8, "estimated_value_high": 20, "value_currency": "GBP", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 1.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.9, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.7, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.98, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.92, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 1.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.9, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.7, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.98, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:31:33
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "New Pence",
    "denomination": "50 New Pence",
    "series_year": null,
    "series_name": "British Armed Forces Special Voucher Sixth Series",
    "series_range": null,
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,
    "issuer": "British Armed Forces",
    "issuer_native": null,
    "signatures": null,
    "printer": "Bradbury, Wilkinson & Co Ltd",
    "engraver": null,
    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "microprint,intaglio",
    "color_palette": "#8b9e6b,#a0826d,#f5f5dc",
    "portrait_subject": null,
    "reverse_subject": null,
    "themes": "military",
    "commemorative": false,
    "commemorative_occasion": null,
    "pick_number": "M52",
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    "back_description": "Reverse displays restrictive usage text stating 'THIS NOTE IS VALID ONLY FOR TRANSACTIONS WITHIN OFFICIAL CANTEENS AND ORGANISATIONS LAID DOWN IN G.R.Os. OF THE THEATRE. EXCEPT AS MAY BE EXPRESSLY PROVIDED IN G.R.Os. IT MUST IN NO CIRCUMSTANCES BE OFFERED TO ANY PERSON WHO IS NOT ENTITLED TO USE BRITISH SERVICE CANTEENS. IMPROPER USE OF THIS NOTE IS A DISCIPLINARY OFFENCE AND MAY RENDER THE OFFENDER LIABLE TO PENALTIES.' This restriction enforced the closed-circulation system whereby service vouchers could not be used in civilian commerce, maintaining separation between military and local economies in overseas postings and preventing black market currency exchange.",
    "historical_notes": "British Armed Forces Special Vouchers (BAFSV) were military payment certificates used by UK service personnel from the 1940s through 1972. The Sixth Series was introduced around 1972 when the UK decimalized its currency (15 February 1971), hence the denomination in 'New Pence' rather than shillings. These vouchers were used in NAAFI facilities and authorized military establishments worldwide. The serial number prefix 'B/T' likely indicates a specific print batch or issuing authority. Printer attribution to Bradbury, Wilkinson & Co Ltd is confirmed by the imprint at bottom center of the obverse. The voucher system was discontinued in 1972 when British forces moved to using local currencies or standardized payment methods. No public serial-year encoding is documented for BAFSV notes; dating relies on series identification and design features. The Sixth Series represents the final issue before the voucher system was abolished.",
    "language_script": "Latin",
    "languages": "en",
    "serial_number": "B/T 371989",
    "serial_prefix": "B/T",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,
    "condition_grade": "XF",
    "condition_notes": "Note shows light circulation with good centering and color retention. Minor edge wear visible.",
    "estimated_value_low": 15,
    "estimated_value_high": 40,
    "value_currency": "GBP",
    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.95,
      "material": 0.95,
      "dimensions_mm": 0.0,
      "watermark": 0.3,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.9,
      "serial_number": 0.98,
      "front_description": 0.92,
      "back_description": 0.95,
      "historical_notes": 0.88,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.89,
    "flags": []
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "New Pence", "denomination": "50 New Pence", "series_year": null, "series_name": "British Armed Forces Special Voucher Sixth Series", "series_range": null, "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": "British Armed Forces", "issuer_native": null, "signatures": null, "printer": "Bradbury, Wilkinson & Co Ltd", "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "microprint,intaglio", "color_palette": "#8b9e6b,#a0826d,#f5f5dc", "portrait_subject": null, "reverse_subject": null, "themes": "military", "commemorative": false, "commemorative_occasion": null, "pick_number": "M52", "krause_id": null, "wpm_id": null, "rarity_tier": "scarce", "front_description": "British Armed Forces Special Voucher, Sixth Series, issued by Command of the Defence Council for use in military canteens and organizations (NAAFI - Navy, Army and Air Force Institutes). These vouchers were a form of military scrip used by British service personnel stationed abroad or at home to prevent currency issues and to maintain control over military spending. The system replaced earlier British Armed Forces Voucher series and represented a standardized payment method across all branches of the UK armed services during the Cold War period. The note displays the text 'FOR USE ONLY AS DETAILED ON THE REVERSE' along the left margin and 'SPECIAL VOUCHER' vertically on both sides.", "back_description": "Reverse displays restrictive usage text stating 'THIS NOTE IS VALID ONLY FOR TRANSACTIONS WITHIN OFFICIAL CANTEENS AND ORGANISATIONS LAID DOWN IN G.R.Os. OF THE THEATRE. EXCEPT AS MAY BE EXPRESSLY PROVIDED IN G.R.Os. IT MUST IN NO CIRCUMSTANCES BE OFFERED TO ANY PERSON WHO IS NOT ENTITLED TO USE BRITISH SERVICE CANTEENS. IMPROPER USE OF THIS NOTE IS A DISCIPLINARY OFFENCE AND MAY RENDER THE OFFENDER LIABLE TO PENALTIES.' This restriction enforced the closed-circulation system whereby service vouchers could not be used in civilian commerce, maintaining separation between military and local economies in overseas postings and preventing black market currency exchange.", "historical_notes": "British Armed Forces Special Vouchers (BAFSV) were military payment certificates used by UK service personnel from the 1940s through 1972. The Sixth Series was introduced around 1972 when the UK decimalized its currency (15 February 1971), hence the denomination in 'New Pence' rather than shillings. These vouchers were used in NAAFI facilities and authorized military establishments worldwide. The serial number prefix 'B/T' likely indicates a specific print batch or issuing authority. Printer attribution to Bradbury, Wilkinson & Co Ltd is confirmed by the imprint at bottom center of the obverse. The voucher system was discontinued in 1972 when British forces moved to using local currencies or standardized payment methods. No public serial-year encoding is documented for BAFSV notes; dating relies on series identification and design features. The Sixth Series represents the final issue before the voucher system was abolished.", "language_script": "Latin", "languages": "en", "serial_number": "B/T 371989", "serial_prefix": "B/T", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "XF", "condition_notes": "Note shows light circulation with good centering and color retention. Minor edge wear visible.", "estimated_value_low": 15, "estimated_value_high": 40, "value_currency": "GBP", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.95, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.3, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.9, "serial_number": 0.98, "front_description": 0.92, "back_description": 0.95, "historical_notes": 0.88, "condition_grade": 0.85}, "overall_confidence": 0.89, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.95, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.3, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.9, "serial_number": 0.98, "front_description": 0.92, "back_description": 0.95, "historical_notes": 0.88, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:31:54
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United Kingdom",
    "currency": "GBP",
    "denomination": "1",
    "series_year": null,
    "series_name": "Series D",
    "series_range": "1978–1988",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1988-03-11",
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": "Bank of England",
    "issuer_native": null,
    "signatures": "Chief Cashier: K O Peppiatt",
    "printer": "Bank of England Printing Works",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "135x67",
    "watermark": "Portrait of Sir Isaac Newton in clear field at right",
    "security_features": "thread,intaglio,microprint",
    "color_palette": "#8b9d7e,#d4c5a8,#4a5a7a",

    "portrait_subject": "Sir Isaac Newton",
    "reverse_subject": "Britannia",
    "themes": "scientist,mythology",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "377a",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Sir Isaac Newton (1642–1727), English mathematician, physicist, astronomer, and natural philosopher, widely recognised as one of history's most influential scientists. He formulated the laws of motion and universal gravitation, made groundbreaking contributions to optics, and co-developed calculus. The note depicts Newton with astronomical diagrams and the solar system, referencing his Principia Mathematica and his work at the Royal Mint. He was the first scientist to appear on a Bank of England note, chosen to represent British achievement in science.",
    "back_description": "Britannia, the classical female personification of Great Britain, seated with trident and shield bearing the Union Flag. She has been a symbol of British identity and naval power since Roman times and appears on British coinage and currency as an enduring national emblem. The traditional Bank of England promise text appears: 'Promise to pay the bearer on demand the sum of One Pound'.",
    "historical_notes": "Series D Bank of England notes, issued 1970–1991, marked a major redesign introducing historical figures to the front of notes for the first time. The £1 note featuring Isaac Newton was introduced on 9 February 1978, replacing the earlier Series C £1 note. This particular example with serial prefix 'A63H' dates from the later production runs of the series. The £1 note was withdrawn from circulation on 11 March 1988 when it was replaced by the £1 coin. Series D was the last generation to include a £1 banknote; all subsequent series have featured only higher denominations. Printed by the Bank of England's own printing works using intaglio and letterpress techniques with security thread and watermark. The Newton design celebrated British scientific achievement and remains one of the most recognisable British banknotes of the late 20th century.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": "A63H 774713",
    "serial_prefix": "A63H",
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    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Circulated note with visible wear, some staining and discoloration on back, minor edge handling. Corners show wear consistent with circulation.",

    "field_confidence": {
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    },
    "overall_confidence": 0.92,
    "flags": []
  }
  ```

parsed_json:
  {"country": "United Kingdom", "currency": "GBP", "denomination": "1", "series_year": null, "series_name": "Series D", "series_range": "1978\u20131988", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1988-03-11", "predecessor_currency": null, "successor_currency": null, "issuer": "Bank of England", "issuer_native": null, "signatures": "Chief Cashier: K O Peppiatt", "printer": "Bank of England Printing Works", "engraver": null, "material": "paper", "dimensions_mm": "135x67", "watermark": "Portrait of Sir Isaac Newton in clear field at right", "security_features": "thread,intaglio,microprint", "color_palette": "#8b9d7e,#d4c5a8,#4a5a7a", "portrait_subject": "Sir Isaac Newton", "reverse_subject": "Britannia", "themes": "scientist,mythology", "commemorative": false, "commemorative_occasion": null, "pick_number": "377a", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Sir Isaac Newton (1642\u20131727), English mathematician, physicist, astronomer, and natural philosopher, widely recognised as one of history's most influential scientists. He formulated the laws of motion and universal gravitation, made groundbreaking contributions to optics, and co-developed calculus. The note depicts Newton with astronomical diagrams and the solar system, referencing his Principia Mathematica and his work at the Royal Mint. He was the first scientist to appear on a Bank of England note, chosen to represent British achievement in science.", "back_description": "Britannia, the classical female personification of Great Britain, seated with trident and shield bearing the Union Flag. She has been a symbol of British identity and naval power since Roman times and appears on British coinage and currency as an enduring national emblem. The traditional Bank of England promise text appears: 'Promise to pay the bearer on demand the sum of One Pound'.", "historical_notes": "Series D Bank of England notes, issued 1970\u20131991, marked a major redesign introducing historical figures to the front of notes for the first time. The \u00a31 note featuring Isaac Newton was introduced on 9 February 1978, replacing the earlier Series C \u00a31 note. This particular example with serial prefix 'A63H' dates from the later production runs of the series. The \u00a31 note was withdrawn from circulation on 11 March 1988 when it was replaced by the \u00a31 coin. Series D was the last generation to include a \u00a31 banknote; all subsequent series have featured only higher denominations. Printed by the Bank of England's own printing works using intaglio and letterpress techniques with security thread and watermark. The Newton design celebrated British scientific achievement and remains one of the most recognisable British banknotes of the late 20th century.", "language_script": "Latin", "languages": "en", "serial_number": "A63H 774713", "serial_prefix": "A63H", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Circulated note with visible wear, some staining and discoloration on back, minor edge handling. Corners show wear consistent with circulation.", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 1.0, "series_year": 0.85, "issue_year": 0.7, "issuer": 1.0, "signatures": 0.75, "printer": 0.9, "material": 1.0, "dimensions_mm": 0.95, "watermark": 0.95, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.92, "flags": []}

field_confidence:
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provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:32:28
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Ukraine",
    "currency": "Karbovanets",
    "denomination": "5000",
    "series_year": "1995",
    "series_name": "Karbovanets series",
    "series_range": "1992–1996",
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    "legal_status_date": "1996-09-16",
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    "issuer": "National Bank of Ukraine",
    "issuer_native": "Національний банк України",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
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    "portrait_subject": null,
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    "front_description": "The Berestechko Monument depicting three Ukrainian Cossack figures standing together holding a flag on an ornate boat-like vessel. This monument commemorates the Battle of Berestechko (1651), one of the largest land battles of the 17th century fought between the Cossack Hetmanate and the Polish-Lithuanian Commonwealth. The front features elaborate baroque-style ornamental borders with medallions showing St. George slaying the dragon, a traditional symbol associated with both Kyivan Rus and Cossack imagery.",
    "back_description": "The Verkhovna Rada building (Supreme Council of Ukraine) in Kyiv, the seat of the Ukrainian parliament. Originally constructed as the Communist Party headquarters during the Soviet era, the building became the home of Ukraine's independent parliament after 1991. The neoclassical structure with its colonnade is depicted across the top of the note in brown ink, framed by decorative borders. The back also shows the tryzub (trident) coat of arms of Ukraine and the denomination of 5000 karbovantsiv.",
    "historical_notes": "This 5000 karbovanets note was issued by the National Bank of Ukraine in 1995 during the hyperinflationary period following Ukrainian independence in 1991. The karbovanets (also called kupon or coupon) was introduced in 1992 as a transitional currency to replace the Soviet ruble, but suffered severe devaluation through the mid-1990s. The series 1992–1996 saw denominations rise from 1 to 1,000,000 karbovantsiv as hyperinflation peaked. This note was demonetized on September 16, 1996 when Ukraine introduced the hryvnia at a conversion rate of 100,000 karbovantsiv = 1 hryvnia. The imagery reflects newly independent Ukraine's emphasis on Cossack heritage and national symbols. The date 1995 is clearly printed at the bottom of the reverse.",
    "language_script": "Cyrillic",
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    "serial_number": "ПГ4822404",
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    "condition_grade": "VF",
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    "estimated_value_low": 1,
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    "field_confidence": {
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    "flags": []
  }
  ```

parsed_json:
  {"country": "Ukraine", "currency": "Karbovanets", "denomination": "5000", "series_year": "1995", "series_name": "Karbovanets series", "series_range": "1992\u20131996", "issue_year": "1995", "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "1996-09-16", "predecessor_currency": "Soviet ruble", "successor_currency": "Ukrainian hryvnia", "issuer": "National Bank of Ukraine", "issuer_native": "\u041d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0431\u0430\u043d\u043a \u0423\u043a\u0440\u0430\u0457\u043d\u0438", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "microprint,guilloche", "color_palette": "#8b4513,#87ceeb,#d2691e", "portrait_subject": null, "reverse_subject": "Berestechko Monument", "themes": "statesman,military,indigenous_culture,commemorative", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-93", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "The Berestechko Monument depicting three Ukrainian Cossack figures standing together holding a flag on an ornate boat-like vessel. This monument commemorates the Battle of Berestechko (1651), one of the largest land battles of the 17th century fought between the Cossack Hetmanate and the Polish-Lithuanian Commonwealth. The front features elaborate baroque-style ornamental borders with medallions showing St. George slaying the dragon, a traditional symbol associated with both Kyivan Rus and Cossack imagery.", "back_description": "The Verkhovna Rada building (Supreme Council of Ukraine) in Kyiv, the seat of the Ukrainian parliament. Originally constructed as the Communist Party headquarters during the Soviet era, the building became the home of Ukraine's independent parliament after 1991. The neoclassical structure with its colonnade is depicted across the top of the note in brown ink, framed by decorative borders. The back also shows the tryzub (trident) coat of arms of Ukraine and the denomination of 5000 karbovantsiv.", "historical_notes": "This 5000 karbovanets note was issued by the National Bank of Ukraine in 1995 during the hyperinflationary period following Ukrainian independence in 1991. The karbovanets (also called kupon or coupon) was introduced in 1992 as a transitional currency to replace the Soviet ruble, but suffered severe devaluation through the mid-1990s. The series 1992\u20131996 saw denominations rise from 1 to 1,000,000 karbovantsiv as hyperinflation peaked. This note was demonetized on September 16, 1996 when Ukraine introduced the hryvnia at a conversion rate of 100,000 karbovantsiv = 1 hryvnia. The imagery reflects newly independent Ukraine's emphasis on Cossack heritage and national symbols. The date 1995 is clearly printed at the bottom of the reverse.", "language_script": "Cyrillic", "languages": "uk", "serial_number": "\u041f\u04134822404", "serial_prefix": "\u041f\u0413", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note shows circulation wear with visible creasing and some soiling, but remains intact with clear details", "estimated_value_low": 1, "estimated_value_high": 5, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.5, "portrait_subject": 1.0, "reverse_subject": 0.9, "pick_number": 0.95, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.95, "condition_grade": 0.85}, "overall_confidence": 0.92, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.5, "portrait_subject": 1.0, "reverse_subject": 0.9, "pick_number": 0.95, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.95, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:32:29
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Ukraine",
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    "material": "paper",
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    "estimated_value_low": 1,
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    },
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    "flags": []
  }
  ```

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field_confidence:
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provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:32:30
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Ukraine",
    "currency": "UAH",
    "denomination": "1",
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    "series_name": "Hryvnia series 2014",
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    "issuer": "National Bank of Ukraine",
    "issuer_native": "Національний банк України",
    "signatures": "Governor: Stepan Kubiv",
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    "material": "paper",
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    "color_palette": "#d4af7a,#b08968,#e8d5c4",

    "portrait_subject": "Prince Volodymyr the Great",
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    "pick_number": "116",
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    "front_description": "The city of Volodymyr (modern Volodymyr-Volynskyi), medieval capital of the Principality of Volhynia, with the Assumption Cathedral visible in the architectural scene. The city was named after Prince Volodymyr the Great and served as a major center of Kievan Rus' in the 10th–13th centuries. The fortress walls and Orthodox church architecture represent the cultural and religious heritage of early Ukrainian statehood. A falcon, symbol of Ukrainian nobility and the Rurik dynasty, appears as a decorative element with heraldic significance.",
    "back_description": "Prince Volodymyr the Great (c. 958–1015), Grand Prince of Kyiv who ruled from 980 to 1015 and is credited with the Christianization of Kievan Rus' in 988. His baptism and subsequent conversion of his realm to Byzantine Christianity established the foundation of Eastern Orthodox Christianity in Ukraine, Russia, and Belarus. He is venerated as Saint Volodymyr in the Orthodox Church and is considered one of the founding figures of Ukrainian national identity and statehood.",
    "historical_notes": "This 1 hryvnia note belongs to the 2014 series issued by the National Bank of Ukraine, representing a redesign of the hryvnia currency that was introduced in 1996 to replace the hyperinflation-era karbovanets. The 2014 series features enhanced security features including improved threads, microprinting, and optically variable elements. Prince Volodymyr has appeared on Ukrainian 1 hryvnia notes since the currency's introduction, symbolizing the historical continuity of Ukrainian statehood from Kievan Rus'. The note was designed by Vasyl Lopata and entered circulation in 2014 during a period of significant political and economic transition in Ukraine. The hryvnia remains the legal tender of Ukraine.",

    "language_script": "Cyrillic",
    "languages": "uk",

    "serial_number": "ИИ1699351",
    "serial_prefix": "ИИ",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "XF",
    "condition_notes": "Note shows moderate circulation with visible handling marks, some soiling, and minor creasing. Colors remain vibrant with good detail retention.",

    "estimated_value_low": 0.50,
    "estimated_value_high": 2.00,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
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      "series_year": 1.0,
      "issue_year": 1.0,
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      "signatures": 0.85,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.90,
      "watermark": 0.90,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.95,
      "serial_number": 1.0,
      "front_description": 0.90,
      "back_description": 0.95,
      "historical_notes": 0.90,
      "condition_grade": 0.80
    },
    "overall_confidence": 0.92,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Ukraine", "currency": "UAH", "denomination": "1", "series_year": "2014", "series_name": "Hryvnia series 2014", "series_range": "2014\u2013present", "issue_year": "2014", "era": "1990_present", "legal_status": "in_circulation", "legal_status_date": null, "predecessor_currency": "Karbovanets", "successor_currency": null, "issuer": "National Bank of Ukraine", "issuer_native": "\u041d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0431\u0430\u043d\u043a \u0423\u043a\u0440\u0430\u0457\u043d\u0438", "signatures": "Governor: Stepan Kubiv", "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "118x62", "watermark": "Portrait of Prince Volodymyr the Great", "security_features": "microprint,thread,intaglio,latent_image,see_through_register,optically_variable_ink", "color_palette": "#d4af7a,#b08968,#e8d5c4", "portrait_subject": "Prince Volodymyr the Great", "reverse_subject": "Prince Volodymyr the Great", "themes": "monarch,statesman,religion,architecture", "commemorative": false, "commemorative_occasion": null, "pick_number": "116", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "The city of Volodymyr (modern Volodymyr-Volynskyi), medieval capital of the Principality of Volhynia, with the Assumption Cathedral visible in the architectural scene. The city was named after Prince Volodymyr the Great and served as a major center of Kievan Rus' in the 10th\u201313th centuries. The fortress walls and Orthodox church architecture represent the cultural and religious heritage of early Ukrainian statehood. A falcon, symbol of Ukrainian nobility and the Rurik dynasty, appears as a decorative element with heraldic significance.", "back_description": "Prince Volodymyr the Great (c. 958\u20131015), Grand Prince of Kyiv who ruled from 980 to 1015 and is credited with the Christianization of Kievan Rus' in 988. His baptism and subsequent conversion of his realm to Byzantine Christianity established the foundation of Eastern Orthodox Christianity in Ukraine, Russia, and Belarus. He is venerated as Saint Volodymyr in the Orthodox Church and is considered one of the founding figures of Ukrainian national identity and statehood.", "historical_notes": "This 1 hryvnia note belongs to the 2014 series issued by the National Bank of Ukraine, representing a redesign of the hryvnia currency that was introduced in 1996 to replace the hyperinflation-era karbovanets. The 2014 series features enhanced security features including improved threads, microprinting, and optically variable elements. Prince Volodymyr has appeared on Ukrainian 1 hryvnia notes since the currency's introduction, symbolizing the historical continuity of Ukrainian statehood from Kievan Rus'. The note was designed by Vasyl Lopata and entered circulation in 2014 during a period of significant political and economic transition in Ukraine. The hryvnia remains the legal tender of Ukraine.", "language_script": "Cyrillic", "languages": "uk", "serial_number": "\u0418\u04181699351", "serial_prefix": "\u0418\u0418", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "XF", "condition_notes": "Note shows moderate circulation with visible handling marks, some soiling, and minor creasing. Colors remain vibrant with good detail retention.", "estimated_value_low": 0.5, "estimated_value_high": 2.0, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.85, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.9, "watermark": 0.9, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}, "overall_confidence": 0.92, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.85, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.9, "watermark": 0.9, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:32:30
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Ukraine",
    "currency": "UAH",
    "denomination": "5000 Karbovantsiv",
    "series_year": "1993",
    "series_name": "Karbovanets series",
    "series_range": "1992-1996",
    "issue_year": "1993",
    "era": "1990_present",
    "legal_status": "demonetized",
    "legal_status_date": "1996-09-16",
    "predecessor_currency": "Soviet ruble",
    "successor_currency": "Ukrainian hryvnia",

    "issuer": "National Bank of Ukraine",
    "issuer_native": "Національний банк України",
    "signatures": "Governor: Viktor Yushchenko",
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "147x74",
    "watermark": "Ukrainian tryzub (trident) coat of arms in clear field at right",
    "security_features": "microprint,intaglio,latent_image,see_through_register",
    "color_palette": "#d2691e,#f5deb3,#8b4513",

    "portrait_subject": null,
    "reverse_subject": "Volodymyr the Great",
    "themes": "statesman,monarch,religion,architecture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-93",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Saint Sophia Cathedral in Kyiv, built 1037 by Yaroslav the Wise as the main cathedral of Kievan Rus'. The cathedral, now a UNESCO World Heritage Site, represents the height of Byzantine-Slavic ecclesiastical architecture with its distinctive golden domes and baroque bell tower. The cathedral was a major religious, political, and cultural center of the medieval Kyivan state and remains one of Ukraine's most significant architectural monuments.",
    "back_description": "Volodymyr the Great (c. 958–1015), Grand Prince of Kyiv who ruled from 980 to 1015, converted Kievan Rus' to Orthodox Christianity in 988, establishing the foundation of Eastern Slavic Christian civilization. His baptism of Rus' is considered one of the most significant events in Ukrainian and Eastern European history; he is venerated as a saint in Orthodox Christianity and is depicted wearing a princely helmet and traditional Rus' attire. The inscription 'ВОЛОДИМИР ВЕЛИКИЙ' (Volodymyr the Great) appears at the bottom right.",
    "historical_notes": "Karbovanets series, 1992–1996, issued during Ukraine's period of hyperinflation following independence from the Soviet Union in 1991. The karbovanets (also known as kupon or coupon-karbovanets) served as temporary currency during the economic transition period, experiencing massive devaluation. The 5000 karbovantsiv note was issued in 1993 signed by Viktor Yushchenko (who served as Governor of the National Bank of Ukraine 1993–1999 and later became President of Ukraine). This design features national historical and religious symbols emphasizing Ukrainian identity and state-building: Saint Sophia Cathedral represents medieval Kyivan glory, while Volodymyr the Great symbolizes the founding of the Ukrainian Orthodox tradition. The entire karbovanets series was withdrawn and replaced by the hryvnia on September 2–16, 1996 at a rate of 100,000 karbovantsiv = 1 hryvnia. The series is well-documented in Pick catalogue as P-85 through P-95.",
    "language_script": "Cyrillic",
    "languages": "uk",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "UNC",
    "condition_notes": "Uncirculated specimen note, no visible wear or handling marks",

    "estimated_value_low": 2,
    "estimated_value_high": 8,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 0.9,
      "issue_year": 0.9,
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      "signatures": 0.85,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.9,
      "watermark": 0.9,
      "portrait_subject": 1.0,
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      "pick_number": 0.95,
      "serial_number": 0.0,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.92,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Ukraine", "currency": "UAH", "denomination": "5000 Karbovantsiv", "series_year": "1993", "series_name": "Karbovanets series", "series_range": "1992-1996", "issue_year": "1993", "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "1996-09-16", "predecessor_currency": "Soviet ruble", "successor_currency": "Ukrainian hryvnia", "issuer": "National Bank of Ukraine", "issuer_native": "\u041d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0431\u0430\u043d\u043a \u0423\u043a\u0440\u0430\u0457\u043d\u0438", "signatures": "Governor: Viktor Yushchenko", "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "147x74", "watermark": "Ukrainian tryzub (trident) coat of arms in clear field at right", "security_features": "microprint,intaglio,latent_image,see_through_register", "color_palette": "#d2691e,#f5deb3,#8b4513", "portrait_subject": null, "reverse_subject": "Volodymyr the Great", "themes": "statesman,monarch,religion,architecture", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-93", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Saint Sophia Cathedral in Kyiv, built 1037 by Yaroslav the Wise as the main cathedral of Kievan Rus'. The cathedral, now a UNESCO World Heritage Site, represents the height of Byzantine-Slavic ecclesiastical architecture with its distinctive golden domes and baroque bell tower. The cathedral was a major religious, political, and cultural center of the medieval Kyivan state and remains one of Ukraine's most significant architectural monuments.", "back_description": "Volodymyr the Great (c. 958\u20131015), Grand Prince of Kyiv who ruled from 980 to 1015, converted Kievan Rus' to Orthodox Christianity in 988, establishing the foundation of Eastern Slavic Christian civilization. His baptism of Rus' is considered one of the most significant events in Ukrainian and Eastern European history; he is venerated as a saint in Orthodox Christianity and is depicted wearing a princely helmet and traditional Rus' attire. The inscription '\u0412\u041e\u041b\u041e\u0414\u0418\u041c\u0418\u0420 \u0412\u0415\u041b\u0418\u041a\u0418\u0419' (Volodymyr the Great) appears at the bottom right.", "historical_notes": "Karbovanets series, 1992\u20131996, issued during Ukraine's period of hyperinflation following independence from the Soviet Union in 1991. The karbovanets (also known as kupon or coupon-karbovanets) served as temporary currency during the economic transition period, experiencing massive devaluation. The 5000 karbovantsiv note was issued in 1993 signed by Viktor Yushchenko (who served as Governor of the National Bank of Ukraine 1993\u20131999 and later became President of Ukraine). This design features national historical and religious symbols emphasizing Ukrainian identity and state-building: Saint Sophia Cathedral represents medieval Kyivan glory, while Volodymyr the Great symbolizes the founding of the Ukrainian Orthodox tradition. The entire karbovanets series was withdrawn and replaced by the hryvnia on September 2\u201316, 1996 at a rate of 100,000 karbovantsiv = 1 hryvnia. The series is well-documented in Pick catalogue as P-85 through P-95.", "language_script": "Cyrillic", "languages": "uk", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "UNC", "condition_notes": "Uncirculated specimen note, no visible wear or handling marks", "estimated_value_low": 2, "estimated_value_high": 8, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.9, "issue_year": 0.9, "issuer": 1.0, "signatures": 0.85, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.9, "watermark": 0.9, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.92, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.9, "issue_year": 0.9, "issuer": 1.0, "signatures": 0.85, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.9, "watermark": 0.9, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 0.0, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:33:12
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Ukraine",
    "currency": "UAH",
    "denomination": "1",
    "series_year": "2006",
    "series_name": null,
    "series_range": "2004–2014",
    "issue_year": "2006",
    "era": "1990_present",
    "legal_status": "withdrawn",
    "legal_status_date": "2018-10-01",
    "predecessor_currency": "Karbovanets",
    "successor_currency": null,

    "issuer": "National Bank of Ukraine",
    "issuer_native": "Національний банк України",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "118x62",
    "watermark": "Stylized trident emblem",
    "security_features": "microprint,intaglio,latent_image,see_through_register,optically_variable_ink",
    "color_palette": "#f5deb3,#e6b8af,#b4c7dc",

    "portrait_subject": null,
    "reverse_subject": "Prince Volodymyr the Great monument in Kyiv",
    "themes": "statesman,architecture,religion,commemorative",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "116",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Prince Volodymyr the Great monument (Volodymyr's Hill) in Kyiv, erected 1853, depicting the medieval ruler who Christianized Kievan Rus' in 988 CE. The monument shows Prince Volodymyr holding a cross, standing atop a pedestal overlooking the Dnieper River. The inscription 'ГРАД ВОЛОДИМИРА У КИЄВІ' (City of Volodymyr in Kyiv) appears at the bottom of the vignette. The design features ornamental scrollwork incorporating the trident (tryzub) state emblem and a stylized falcon or bird of prey.",
    "back_description": "This appears to be a mismatched pair — the back shows a Uruguayan 50 Nuevos Pesos note featuring José Gervasio Artigas (1764–1850), national hero of Uruguay, military leader of the independence movement, and advocate of federalism and popular sovereignty. The Uruguayan coat of arms appears at center left, with 'BANCO CENTRAL DEL URUGUAY' and denomination inscriptions. The signature titles read 'Gerente General' and 'Secretario General' with 'Presidente' below.",
    "historical_notes": "This 1 hryvnia note from 2006 belongs to the second generation of Ukrainian hryvnia banknotes issued after the currency's introduction in 1996, replacing the karbovanets during post-Soviet monetary reform. The front depicts the Monument to Prince Volodymyr, a landmark of Kyiv erected in 1853 during the Russian Empire to commemorate the 900th anniversary of the Christianization of Kievan Rus'. The 1 hryvnia denomination remained in circulation until October 2018, when Ukraine began phasing out the smallest banknote denomination in favor of coins. NOTE: The back image provided shows a Uruguayan banknote (50 Nuevos Pesos featuring Artigas), NOT the reverse of the Ukrainian 1 hryvnia note. The actual reverse of the Ukrainian 1 hryvnia typically features the building of the National Bank of Ukraine or another architectural motif. This catalogue entry reflects the mismatched pair.",

    "language_script": "Cyrillic",
    "languages": "uk",

    "serial_number": "ВГ6841981",
    "serial_prefix": "ВГ",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Note shows signs of circulation with visible handling marks but retains good detail",

    "estimated_value_low": 1,
    "estimated_value_high": 3,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
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      "denomination": 1.0,
      "series_name": 0.5,
      "series_year": 0.95,
      "issue_year": 0.95,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.9,
      "watermark": 0.85,
      "portrait_subject": 0.0,
      "reverse_subject": 0.9,
      "pick_number": 0.95,
      "serial_number": 1.0,
      "front_description": 0.85,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.8
    },
    "overall_confidence": 0.55,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": "Ukraine", "currency": "UAH", "denomination": "1", "series_year": "2006", "series_name": null, "series_range": "2004\u20132014", "issue_year": "2006", "era": "1990_present", "legal_status": "withdrawn", "legal_status_date": "2018-10-01", "predecessor_currency": "Karbovanets", "successor_currency": null, "issuer": "National Bank of Ukraine", "issuer_native": "\u041d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0431\u0430\u043d\u043a \u0423\u043a\u0440\u0430\u0457\u043d\u0438", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "118x62", "watermark": "Stylized trident emblem", "security_features": "microprint,intaglio,latent_image,see_through_register,optically_variable_ink", "color_palette": "#f5deb3,#e6b8af,#b4c7dc", "portrait_subject": null, "reverse_subject": "Prince Volodymyr the Great monument in Kyiv", "themes": "statesman,architecture,religion,commemorative", "commemorative": false, "commemorative_occasion": null, "pick_number": "116", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Prince Volodymyr the Great monument (Volodymyr's Hill) in Kyiv, erected 1853, depicting the medieval ruler who Christianized Kievan Rus' in 988 CE. The monument shows Prince Volodymyr holding a cross, standing atop a pedestal overlooking the Dnieper River. The inscription '\u0413\u0420\u0410\u0414 \u0412\u041e\u041b\u041e\u0414\u0418\u041c\u0418\u0420\u0410 \u0423 \u041a\u0418\u0404\u0412\u0406' (City of Volodymyr in Kyiv) appears at the bottom of the vignette. The design features ornamental scrollwork incorporating the trident (tryzub) state emblem and a stylized falcon or bird of prey.", "back_description": "This appears to be a mismatched pair \u2014 the back shows a Uruguayan 50 Nuevos Pesos note featuring Jos\u00e9 Gervasio Artigas (1764\u20131850), national hero of Uruguay, military leader of the independence movement, and advocate of federalism and popular sovereignty. The Uruguayan coat of arms appears at center left, with 'BANCO CENTRAL DEL URUGUAY' and denomination inscriptions. The signature titles read 'Gerente General' and 'Secretario General' with 'Presidente' below.", "historical_notes": "This 1 hryvnia note from 2006 belongs to the second generation of Ukrainian hryvnia banknotes issued after the currency's introduction in 1996, replacing the karbovanets during post-Soviet monetary reform. The front depicts the Monument to Prince Volodymyr, a landmark of Kyiv erected in 1853 during the Russian Empire to commemorate the 900th anniversary of the Christianization of Kievan Rus'. The 1 hryvnia denomination remained in circulation until October 2018, when Ukraine began phasing out the smallest banknote denomination in favor of coins. NOTE: The back image provided shows a Uruguayan banknote (50 Nuevos Pesos featuring Artigas), NOT the reverse of the Ukrainian 1 hryvnia note. The actual reverse of the Ukrainian 1 hryvnia typically features the building of the National Bank of Ukraine or another architectural motif. This catalogue entry reflects the mismatched pair.", "language_script": "Cyrillic", "languages": "uk", "serial_number": "\u0412\u04136841981", "serial_prefix": "\u0412\u0413", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note shows signs of circulation with visible handling marks but retains good detail", "estimated_value_low": 1, "estimated_value_high": 3, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.5, "series_year": 0.95, "issue_year": 0.95, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.9, "watermark": 0.85, "portrait_subject": 0.0, "reverse_subject": 0.9, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.85, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}, "overall_confidence": 0.55, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.5, "series_year": 0.95, "issue_year": 0.95, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.9, "watermark": 0.85, "portrait_subject": 0.0, "reverse_subject": 0.9, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.85, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:33:12
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
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    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": null,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "The City of Volodymyr (Город Володимира у Києві / Grad Volodymyra u Kyevi) - a depiction of medieval Kyiv during the reign of Grand Prince Volodymyr the Great (958-1015), who Christianized Kievan Rus' in 988. The image shows the fortified city with its churches, walls, and towers, representing the golden age of early Ukrainian statehood. A falcon sits atop architectural elements, symbolizing power and nobility in Slavic culture.",

    "back_description": "José Gervasio Artigas (1764-1850), the national hero of Uruguay and 'Father of Uruguayan Nationhood.' He led the fight for independence from Spain and later from both Argentina and Brazil, championing federalism and land reform. His portrait appears alongside the Uruguayan coat of arms featuring the Sun of May, scales of justice, the Cerro de Montevideo fortress, a horse (liberty), and an ox (abundance).",

    "historical_notes": "MISMATCHED PAIR: The front image is a Ukrainian 1 Hryvnia note from 2006 (P-116c series), issued by the National Bank of Ukraine, featuring the City of Volodymyr design introduced in the 2004-2006 redesign. The back image is a Uruguayan 50 Nuevos Pesos note (P-61 series), issued under Law 14.316, part of the Nuevo Peso series that circulated 1975-1993 before being replaced by the Peso Uruguayo at 1000:1. These are clearly two different banknotes from different countries.",

    "language_script": "Cyrillic,Latin",
    "languages": "uk,es",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": null,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Mismatched pair - front and back are from two completely different banknotes from different countries",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.0,
      "currency": 0.0,
      "denomination": 0.0,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.9,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.0,
      "pick_number": 0.0,
      "serial_number": 0.0,
      "front_description": 0.85,
      "back_description": 0.9,
      "historical_notes": 0.95,
      "condition_grade": 0.5
    },
    "overall_confidence": 0.15,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "The City of Volodymyr (\u0413\u043e\u0440\u043e\u0434 \u0412\u043e\u043b\u043e\u0434\u0438\u043c\u0438\u0440\u0430 \u0443 \u041a\u0438\u0454\u0432\u0456 / Grad Volodymyra u Kyevi) - a depiction of medieval Kyiv during the reign of Grand Prince Volodymyr the Great (958-1015), who Christianized Kievan Rus' in 988. The image shows the fortified city with its churches, walls, and towers, representing the golden age of early Ukrainian statehood. A falcon sits atop architectural elements, symbolizing power and nobility in Slavic culture.", "back_description": "Jos\u00e9 Gervasio Artigas (1764-1850), the national hero of Uruguay and 'Father of Uruguayan Nationhood.' He led the fight for independence from Spain and later from both Argentina and Brazil, championing federalism and land reform. His portrait appears alongside the Uruguayan coat of arms featuring the Sun of May, scales of justice, the Cerro de Montevideo fortress, a horse (liberty), and an ox (abundance).", "historical_notes": "MISMATCHED PAIR: The front image is a Ukrainian 1 Hryvnia note from 2006 (P-116c series), issued by the National Bank of Ukraine, featuring the City of Volodymyr design introduced in the 2004-2006 redesign. The back image is a Uruguayan 50 Nuevos Pesos note (P-61 series), issued under Law 14.316, part of the Nuevo Peso series that circulated 1975-1993 before being replaced by the Peso Uruguayo at 1000:1. These are clearly two different banknotes from different countries.", "language_script": "Cyrillic,Latin", "languages": "uk,es", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Mismatched pair - front and back are from two completely different banknotes from different countries", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.95, "condition_grade": 0.5}, "overall_confidence": 0.15, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.95, "condition_grade": 0.5}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:33:49
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United States",
    "currency": "USD",
    "denomination": "5 cents",
    "series_year": "Series 541",
    "series_name": "Military Payment Certificate Series 541",
    "series_range": "1954–1958",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1973-03-15",
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": "United States Department of Defense",
    "issuer_native": null,
    "signatures": null,
    "printer": "Bureau of Engraving and Printing",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "115x57",
    "watermark": null,
    "security_features": "intaglio,microprint",
    "color_palette": "#d946a6,#90ee90,#4169e1",

    "portrait_subject": "Female allegorical figure representing Liberty",
    "reverse_subject": null,
    "themes": "military,allegory",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "M29",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "scarce",

    "front_description": "The Great Seal of the United States featuring the bald eagle with shield, olive branch, and arrows, with the motto 'E PLURIBUS UNUM' above. The Great Seal has been the official emblem of the United States since 1782, representing sovereignty and authority. This note is a Military Payment Certificate (MPC) issued for use only in United States military establishments by authorized personnel, as part of a system designed to prevent black market currency exchange and stabilize economies in occupied or allied territories during the Cold War era.",
    "back_description": "Female allegorical figure representing Liberty, depicted in classical style with curled hair and laurel wreath. The reverse also features ornamental scrollwork and the serial number. MPCs were printed in distinctive colors and designs that changed periodically without warning (conversion days) to prevent hoarding and black market activity. Series 541 was used primarily in regions including Europe and the Far East between 1954 and 1958.",
    "historical_notes": "Military Payment Certificates (MPCs) were special currency issued by the United States military for use by U.S. armed forces personnel in foreign countries. Series 541 was the first MPC series issued after the Korean War, circulating from 1954 to 1958 in military installations across Europe, the Far East, and other regions. The MPC system began in 1946 and continued until 1973, with periodic unannounced conversions to new series to combat black market currency trafficking. All MPCs were eventually demonetized on March 15, 1973, when the program was discontinued. These notes were printed by the Bureau of Engraving and Printing and featured distinctive rainbow-like color palettes (pink, green, yellow) and allegorical designs rather than portraits of historical figures. The serial format typically included a series number followed by block letters. Series 541 is considered scarce in collector markets, particularly in higher grades, as military personnel were required to convert or turn in notes during series changes.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": "51351063 1F",
    "serial_prefix": "51",
    "serial_suffix": "1F",
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "F",
    "condition_notes": "Significant circulation wear, staining, and soiling visible; multiple creases and handling marks; paper intact but aged with discoloration.",

    "estimated_value_low": 15,
    "estimated_value_high": 40,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 0.9,
      "issue_year": 0.5,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.95,
      "material": 1.0,
      "dimensions_mm": 0.9,
      "watermark": 0.9,
      "portrait_subject": 0.9,
      "reverse_subject": 0.0,
      "pick_number": 0.95,
      "serial_number": 0.95,
      "front_description": 0.95,
      "back_description": 0.95,
      "historical_notes": 0.95,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.92,
    "flags": ["blurry", "low_light"]
  }
  ```

parsed_json:
  {"country": "United States", "currency": "USD", "denomination": "5 cents", "series_year": "Series 541", "series_name": "Military Payment Certificate Series 541", "series_range": "1954\u20131958", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1973-03-15", "predecessor_currency": null, "successor_currency": null, "issuer": "United States Department of Defense", "issuer_native": null, "signatures": null, "printer": "Bureau of Engraving and Printing", "engraver": null, "material": "paper", "dimensions_mm": "115x57", "watermark": null, "security_features": "intaglio,microprint", "color_palette": "#d946a6,#90ee90,#4169e1", "portrait_subject": "Female allegorical figure representing Liberty", "reverse_subject": null, "themes": "military,allegory", "commemorative": false, "commemorative_occasion": null, "pick_number": "M29", "krause_id": null, "wpm_id": null, "rarity_tier": "scarce", "front_description": "The Great Seal of the United States featuring the bald eagle with shield, olive branch, and arrows, with the motto 'E PLURIBUS UNUM' above. The Great Seal has been the official emblem of the United States since 1782, representing sovereignty and authority. This note is a Military Payment Certificate (MPC) issued for use only in United States military establishments by authorized personnel, as part of a system designed to prevent black market currency exchange and stabilize economies in occupied or allied territories during the Cold War era.", "back_description": "Female allegorical figure representing Liberty, depicted in classical style with curled hair and laurel wreath. The reverse also features ornamental scrollwork and the serial number. MPCs were printed in distinctive colors and designs that changed periodically without warning (conversion days) to prevent hoarding and black market activity. Series 541 was used primarily in regions including Europe and the Far East between 1954 and 1958.", "historical_notes": "Military Payment Certificates (MPCs) were special currency issued by the United States military for use by U.S. armed forces personnel in foreign countries. Series 541 was the first MPC series issued after the Korean War, circulating from 1954 to 1958 in military installations across Europe, the Far East, and other regions. The MPC system began in 1946 and continued until 1973, with periodic unannounced conversions to new series to combat black market currency trafficking. All MPCs were eventually demonetized on March 15, 1973, when the program was discontinued. These notes were printed by the Bureau of Engraving and Printing and featured distinctive rainbow-like color palettes (pink, green, yellow) and allegorical designs rather than portraits of historical figures. The serial format typically included a series number followed by block letters. Series 541 is considered scarce in collector markets, particularly in higher grades, as military personnel were required to convert or turn in notes during series changes.", "language_script": "Latin", "languages": "en", "serial_number": "51351063 1F", "serial_prefix": "51", "serial_suffix": "1F", "replacement_note": false, "replacement_indicator": null, "condition_grade": "F", "condition_notes": "Significant circulation wear, staining, and soiling visible; multiple creases and handling marks; paper intact but aged with discoloration.", "estimated_value_low": 15, "estimated_value_high": 40, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.9, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.0, "printer": 0.95, "material": 1.0, "dimensions_mm": 0.9, "watermark": 0.9, "portrait_subject": 0.9, "reverse_subject": 0.0, "pick_number": 0.95, "serial_number": 0.95, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.85}, "overall_confidence": 0.92, "flags": ["blurry", "low_light"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 0.9, "issue_year": 0.5, "issuer": 1.0, "signatures": 0.0, "printer": 0.95, "material": 1.0, "dimensions_mm": 0.9, "watermark": 0.9, "portrait_subject": 0.9, "reverse_subject": 0.0, "pick_number": 0.95, "serial_number": 0.95, "front_description": 0.95, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:33:50
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "United States",
    "currency": "Military Payment Certificate (MPC)",
    "denomination": "5 cents",
    "series_year": null,
    "series_name": "Series 472",
    "series_range": "1951–1954",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1954",
    "predecessor_currency": null,
    "successor_currency": "Series 481",

    "issuer": "United States Department of Defense",
    "issuer_native": null,
    "signatures": null,
    "printer": "Bureau of Engraving and Printing",
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "microprint,intaglio",
    "color_palette": "#9b4d96,#f5e6d3,#1a1a1a",

    "portrait_subject": "Allegorical female figure (Liberty)",
    "reverse_subject": "Office of Price Administration ration coupon design",
    "themes": "military,commemorative",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "M8",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "scarce",

    "front_description": "Allegorical female figure representing Liberty, a classical motif used on U.S. military payment certificates. The design features ornate scrollwork and the text 'MILITARY PAYMENT CERTIFICATE' with denomination '5 CENTS' prominently displayed. The note states 'FOR USE ONLY IN UNITED STATES MILITARY ESTABLISHMENTS — BY UNITED STATES AUTHORIZED PERSONNEL IN ACCORDANCE WITH APPLICABLE RULES AND REGULATIONS.' Military Payment Certificates were special currency issued to U.S. military personnel in foreign countries to prevent black market trafficking of U.S. dollars and to control currency exchange in occupied territories and military bases.",
    "back_description": "The reverse features an overprint reading 'UNITED STATES OF AMERICA / OFFICE OF PRICE ADMINISTRATION / RATION COUPON / FOR TWENTY POINTS / PROCESSED FOODS' with 'OPA Form R-1325' and 'GPO 16-34717-1' reference numbers. This represents a World War II-era ration coupon design incorporated into the MPC backing, referencing the wartime rationing system administered by the Office of Price Administration (1942–1947). The OPA managed civilian rationing of food and consumer goods during WWII, and processed foods required point-based ration stamps for purchase.",
    "historical_notes": "This is a Series 472 Military Payment Certificate (MPC), issued from 1951 to 1954 for use by U.S. military personnel in post-WWII occupied territories and military installations overseas. MPCs were designed to prevent black market currency trading and control monetary circulation in military zones. Series 472 was the first MPC series issued after World War II ended, reflecting the ongoing U.S. military presence in occupied Japan, Germany, and Korea during the early Cold War period. The unusual reverse featuring an OPA ration coupon design is a distinctive characteristic of early MPC series, repurposing wartime administrative forms. MPCs were periodically recalled and replaced without warning (called 'C-Day' or 'Conversion Day') to prevent hoarding and black market abuse. Series 472 was replaced by Series 481 in 1954. The note is printed by the Bureau of Engraving and Printing. The 5-cent denomination represents the smallest value in this series.",
    "language_script": "Latin",
    "languages": "en",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "F",
    "condition_notes": "Heavily circulated with significant wear, creasing, and edge damage. Discoloration and staining visible throughout. Design remains legible.",

    "estimated_value_low": 10,
    "estimated_value_high": 30,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.9,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.95,
      "material": 1.0,
      "dimensions_mm": 0.0,
      "watermark": 0.95,
      "portrait_subject": 0.85,
      "reverse_subject": 0.95,
      "pick_number": 0.9,
      "serial_number": 0.0,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.88,
    "flags": ["blurry", "low_light"]
  }
  ```

parsed_json:
  {"country": "United States", "currency": "Military Payment Certificate (MPC)", "denomination": "5 cents", "series_year": null, "series_name": "Series 472", "series_range": "1951\u20131954", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1954", "predecessor_currency": null, "successor_currency": "Series 481", "issuer": "United States Department of Defense", "issuer_native": null, "signatures": null, "printer": "Bureau of Engraving and Printing", "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "microprint,intaglio", "color_palette": "#9b4d96,#f5e6d3,#1a1a1a", "portrait_subject": "Allegorical female figure (Liberty)", "reverse_subject": "Office of Price Administration ration coupon design", "themes": "military,commemorative", "commemorative": false, "commemorative_occasion": null, "pick_number": "M8", "krause_id": null, "wpm_id": null, "rarity_tier": "scarce", "front_description": "Allegorical female figure representing Liberty, a classical motif used on U.S. military payment certificates. The design features ornate scrollwork and the text 'MILITARY PAYMENT CERTIFICATE' with denomination '5 CENTS' prominently displayed. The note states 'FOR USE ONLY IN UNITED STATES MILITARY ESTABLISHMENTS \u2014 BY UNITED STATES AUTHORIZED PERSONNEL IN ACCORDANCE WITH APPLICABLE RULES AND REGULATIONS.' Military Payment Certificates were special currency issued to U.S. military personnel in foreign countries to prevent black market trafficking of U.S. dollars and to control currency exchange in occupied territories and military bases.", "back_description": "The reverse features an overprint reading 'UNITED STATES OF AMERICA / OFFICE OF PRICE ADMINISTRATION / RATION COUPON / FOR TWENTY POINTS / PROCESSED FOODS' with 'OPA Form R-1325' and 'GPO 16-34717-1' reference numbers. This represents a World War II-era ration coupon design incorporated into the MPC backing, referencing the wartime rationing system administered by the Office of Price Administration (1942\u20131947). The OPA managed civilian rationing of food and consumer goods during WWII, and processed foods required point-based ration stamps for purchase.", "historical_notes": "This is a Series 472 Military Payment Certificate (MPC), issued from 1951 to 1954 for use by U.S. military personnel in post-WWII occupied territories and military installations overseas. MPCs were designed to prevent black market currency trading and control monetary circulation in military zones. Series 472 was the first MPC series issued after World War II ended, reflecting the ongoing U.S. military presence in occupied Japan, Germany, and Korea during the early Cold War period. The unusual reverse featuring an OPA ration coupon design is a distinctive characteristic of early MPC series, repurposing wartime administrative forms. MPCs were periodically recalled and replaced without warning (called 'C-Day' or 'Conversion Day') to prevent hoarding and black market abuse. Series 472 was replaced by Series 481 in 1954. The note is printed by the Bureau of Engraving and Printing. The 5-cent denomination represents the smallest value in this series.", "language_script": "Latin", "languages": "en", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "F", "condition_notes": "Heavily circulated with significant wear, creasing, and edge damage. Discoloration and staining visible throughout. Design remains legible.", "estimated_value_low": 10, "estimated_value_high": 30, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.95, "material": 1.0, "dimensions_mm": 0.0, "watermark": 0.95, "portrait_subject": 0.85, "reverse_subject": 0.95, "pick_number": 0.9, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.88, "flags": ["blurry", "low_light"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.95, "material": 1.0, "dimensions_mm": 0.0, "watermark": 0.95, "portrait_subject": 0.85, "reverse_subject": 0.95, "pick_number": 0.9, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:34:07
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Uzbekistan",
    "currency": "Sum",
    "denomination": "1",
    "series_year": "1994",
    "series_name": "First Som series",
    "series_range": "1994–1997",
    "issue_year": "1994",
    "era": "1990_present",
    "legal_status": "demonetized",
    "legal_status_date": "1997",
    "predecessor_currency": "Soviet ruble",
    "successor_currency": "Uzbekistani som (reformed)",

    "issuer": "Central Bank of the Republic of Uzbekistan",
    "issuer_native": "Ўзбекистон Республикаси Марказий Банки",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "109x53",
    "watermark": null,
    "security_features": "microprint,intaglio",
    "color_palette": "#f5f5dc,#d4a574,#2f4f4f",

    "portrait_subject": null,
    "reverse_subject": "State emblem of Uzbekistan",
    "themes": "statesman,architecture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-73",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "The front of this note is extremely faded and nearly blank in the provided image, with only very faint traces of printing visible. Based on documented designs for Uzbekistan P-73, this face would typically feature the emblem of Uzbekistan at center with ornamental patterns, but the specific details cannot be confirmed from this heavily worn or bleached specimen.",
    "back_description": "State emblem of Uzbekistan (left) showing the Khumo bird with outstretched wings, rising sun over mountains, cotton and wheat wreaths, and the crescent and star at top. The emblem represents Uzbekistan's independence achieved in 1991 and its agricultural heritage. Traditional ornamental Islamic geometric pattern (right) in a circular medallion. Text 'ЎЗБЕКИСТОН РЕСПУБЛИКАСИ МАРКАЗИЙ БАНКИ' (Central Bank of the Republic of Uzbekistan) at top in Cyrillic script. Serial number UE19196615. Date 1994 printed at right center.",
    "historical_notes": "This is from the first Som series issued by Uzbekistan in 1994 following independence from the Soviet Union in 1991. The som replaced the Soviet ruble as part of the country's post-independence monetary reforms. This initial series (1994–1997) used paper substrate and featured low denominations as the currency stabilized. The series was later replaced by reformed som banknotes due to inflation. The 1 som note is the smallest denomination of this series and circulated widely in the mid-1990s. The front image shows severe fading or bleaching, making identification of design elements impossible from the photograph, though the back remains partially legible. The printed year 1994 is clearly visible on the reverse.",
    "language_script": "Cyrillic",
    "languages": "uz",

    "serial_number": "UE19196615",
    "serial_prefix": "UE",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "Poor",
    "condition_notes": "Front is severely faded or bleached with virtually no visible printing; back shows moderate wear but remains legible. Heavy circulation wear evident.",

    "estimated_value_low": 0.5,
    "estimated_value_high": 2,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 0.95,
      "series_name": 0.9,
      "series_year": 0.95,
      "issue_year": 0.95,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.9,
      "dimensions_mm": 0.85,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.95,
      "pick_number": 0.9,
      "serial_number": 0.98,
      "front_description": 0.5,
      "back_description": 0.9,
      "historical_notes": 0.9,
      "condition_grade": 0.95
    },
    "overall_confidence": 0.82,
    "flags": ["blurry", "low_light", "partial_note"]
  }
  ```

parsed_json:
  {"country": "Uzbekistan", "currency": "Sum", "denomination": "1", "series_year": "1994", "series_name": "First Som series", "series_range": "1994\u20131997", "issue_year": "1994", "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "1997", "predecessor_currency": "Soviet ruble", "successor_currency": "Uzbekistani som (reformed)", "issuer": "Central Bank of the Republic of Uzbekistan", "issuer_native": "\u040e\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u043e\u043d \u0420\u0435\u0441\u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0441\u0438 \u041c\u0430\u0440\u043a\u0430\u0437\u0438\u0439 \u0411\u0430\u043d\u043a\u0438", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "109x53", "watermark": null, "security_features": "microprint,intaglio", "color_palette": "#f5f5dc,#d4a574,#2f4f4f", "portrait_subject": null, "reverse_subject": "State emblem of Uzbekistan", "themes": "statesman,architecture", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-73", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "The front of this note is extremely faded and nearly blank in the provided image, with only very faint traces of printing visible. Based on documented designs for Uzbekistan P-73, this face would typically feature the emblem of Uzbekistan at center with ornamental patterns, but the specific details cannot be confirmed from this heavily worn or bleached specimen.", "back_description": "State emblem of Uzbekistan (left) showing the Khumo bird with outstretched wings, rising sun over mountains, cotton and wheat wreaths, and the crescent and star at top. The emblem represents Uzbekistan's independence achieved in 1991 and its agricultural heritage. Traditional ornamental Islamic geometric pattern (right) in a circular medallion. Text '\u040e\u0417\u0411\u0415\u041a\u0418\u0421\u0422\u041e\u041d \u0420\u0415\u0421\u041f\u0423\u0411\u041b\u0418\u041a\u0410\u0421\u0418 \u041c\u0410\u0420\u041a\u0410\u0417\u0418\u0419 \u0411\u0410\u041d\u041a\u0418' (Central Bank of the Republic of Uzbekistan) at top in Cyrillic script. Serial number UE19196615. Date 1994 printed at right center.", "historical_notes": "This is from the first Som series issued by Uzbekistan in 1994 following independence from the Soviet Union in 1991. The som replaced the Soviet ruble as part of the country's post-independence monetary reforms. This initial series (1994\u20131997) used paper substrate and featured low denominations as the currency stabilized. The series was later replaced by reformed som banknotes due to inflation. The 1 som note is the smallest denomination of this series and circulated widely in the mid-1990s. The front image shows severe fading or bleaching, making identification of design elements impossible from the photograph, though the back remains partially legible. The printed year 1994 is clearly visible on the reverse.", "language_script": "Cyrillic", "languages": "uz", "serial_number": "UE19196615", "serial_prefix": "UE", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "Poor", "condition_notes": "Front is severely faded or bleached with virtually no visible printing; back shows moderate wear but remains legible. Heavy circulation wear evident.", "estimated_value_low": 0.5, "estimated_value_high": 2, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 0.95, "series_name": 0.9, "series_year": 0.95, "issue_year": 0.95, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.95, "pick_number": 0.9, "serial_number": 0.98, "front_description": 0.5, "back_description": 0.9, "historical_notes": 0.9, "condition_grade": 0.95}, "overall_confidence": 0.82, "flags": ["blurry", "low_light", "partial_note"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 0.95, "series_name": 0.9, "series_year": 0.95, "issue_year": 0.95, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.95, "pick_number": 0.9, "serial_number": 0.98, "front_description": 0.5, "back_description": 0.9, "historical_notes": 0.9, "condition_grade": 0.95}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:34:07
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Uzbekistan",
    "currency": "UZS",
    "denomination": "5",
    "series_year": "1994",
    "series_name": "First Som Series",
    "series_range": "1994–1999",
    "issue_year": "1994",
    "era": "1990_present",
    "legal_status": "withdrawn",
    "legal_status_date": "2019",
    "predecessor_currency": "Som-coupon",
    "successor_currency": null,

    "issuer": "Central Bank of the Republic of Uzbekistan",
    "issuer_native": "Ўзбекистон Республикаси Марказий Банки",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "144x72",
    "watermark": null,
    "security_features": "microprint",
    "color_palette": "#a8b5a0,#d4c4a8,#c9a88a",

    "portrait_subject": null,
    "reverse_subject": "State Emblem of Uzbekistan",
    "themes": "statesman,architecture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-75",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "The front of this note features traditional Islamic geometric patterns and ornamental designs typical of Uzbek decorative arts. The design incorporates the ration coupon format used during the transition from Soviet currency to the independent Uzbek som, reflecting the economic challenges of the newly independent nation.",
    "back_description": "The State Emblem of Uzbekistan at left, featuring the mythical Huma bird with outstretched wings, symbolizing happiness and freedom. The emblem includes cotton plants and wheat sheaves representing the nation's agricultural base, with a rising sun over mountains and the word 'O'ZBEKISTON' in the center. The large ornate numeral '5' at right indicates the denomination. Text in Uzbek Cyrillic script states the legal tender clause.",
    "historical_notes": "This 5 som note belongs to the first series of Uzbekistan's national currency, introduced on July 1, 1994, replacing the transitional som-coupons that had been used since late 1993. The Central Bank of Uzbekistan issued this series shortly after independence from the Soviet Union (1991). The design reflects the nation's Islamic heritage and newly established state symbols. These small denominations were eventually phased out due to inflation, with Uzbekistan undergoing significant monetary reforms in subsequent years.",
    "language_script": "Cyrillic",
    "languages": "uz",

    "serial_number": "UE1919615",
    "serial_prefix": "UE",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "UNC",
    "condition_notes": "Crisp and uncirculated with sharp corners and no folds visible",

    "estimated_value_low": 0.50,
    "estimated_value_high": 2.00,
    "value_currency": "USD",

    "field_confidence": {
      "country": 0.98,
      "currency": 0.98,
      "denomination": 0.98,
      "series_name": 0.85,
      "series_year": 0.98,
      "issue_year": 0.98,
      "issuer": 0.95,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.90,
      "dimensions_mm": 0.75,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.95,
      "pick_number": 0.85,
      "serial_number": 0.98,
      "front_description": 0.70,
      "back_description": 0.90,
      "historical_notes": 0.85,
      "condition_grade": 0.90
    },
    "overall_confidence": 0.88,
    "flags": ["partial_note"]
  }
  ```

parsed_json:
  {"country": "Uzbekistan", "currency": "UZS", "denomination": "5", "series_year": "1994", "series_name": "First Som Series", "series_range": "1994\u20131999", "issue_year": "1994", "era": "1990_present", "legal_status": "withdrawn", "legal_status_date": "2019", "predecessor_currency": "Som-coupon", "successor_currency": null, "issuer": "Central Bank of the Republic of Uzbekistan", "issuer_native": "\u040e\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u043e\u043d \u0420\u0435\u0441\u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0441\u0438 \u041c\u0430\u0440\u043a\u0430\u0437\u0438\u0439 \u0411\u0430\u043d\u043a\u0438", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "144x72", "watermark": null, "security_features": "microprint", "color_palette": "#a8b5a0,#d4c4a8,#c9a88a", "portrait_subject": null, "reverse_subject": "State Emblem of Uzbekistan", "themes": "statesman,architecture", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-75", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "The front of this note features traditional Islamic geometric patterns and ornamental designs typical of Uzbek decorative arts. The design incorporates the ration coupon format used during the transition from Soviet currency to the independent Uzbek som, reflecting the economic challenges of the newly independent nation.", "back_description": "The State Emblem of Uzbekistan at left, featuring the mythical Huma bird with outstretched wings, symbolizing happiness and freedom. The emblem includes cotton plants and wheat sheaves representing the nation's agricultural base, with a rising sun over mountains and the word 'O'ZBEKISTON' in the center. The large ornate numeral '5' at right indicates the denomination. Text in Uzbek Cyrillic script states the legal tender clause.", "historical_notes": "This 5 som note belongs to the first series of Uzbekistan's national currency, introduced on July 1, 1994, replacing the transitional som-coupons that had been used since late 1993. The Central Bank of Uzbekistan issued this series shortly after independence from the Soviet Union (1991). The design reflects the nation's Islamic heritage and newly established state symbols. These small denominations were eventually phased out due to inflation, with Uzbekistan undergoing significant monetary reforms in subsequent years.", "language_script": "Cyrillic", "languages": "uz", "serial_number": "UE1919615", "serial_prefix": "UE", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "UNC", "condition_notes": "Crisp and uncirculated with sharp corners and no folds visible", "estimated_value_low": 0.5, "estimated_value_high": 2.0, "value_currency": "USD", "field_confidence": {"country": 0.98, "currency": 0.98, "denomination": 0.98, "series_name": 0.85, "series_year": 0.98, "issue_year": 0.98, "issuer": 0.95, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.75, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.95, "pick_number": 0.85, "serial_number": 0.98, "front_description": 0.7, "back_description": 0.9, "historical_notes": 0.85, "condition_grade": 0.9}, "overall_confidence": 0.88, "flags": ["partial_note"]}

field_confidence:
  {"country": 0.98, "currency": 0.98, "denomination": 0.98, "series_name": 0.85, "series_year": 0.98, "issue_year": 0.98, "issuer": 0.95, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.75, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.95, "pick_number": 0.85, "serial_number": 0.98, "front_description": 0.7, "back_description": 0.9, "historical_notes": 0.85, "condition_grade": 0.9}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:34:13
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": "50 Nuevos Pesos / 5 Cents",
    "series_year": null,
    "series_name": "Series 481",
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,
    "issuer": "Banco Central del Uruguay",
    "issuer_native": null,
    "signatures": null,
    "printer": "Thomas De La Rue & Company, Limited",
    "engraver": null,
    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "intaglio,microprint",
    "color_palette": "#e6d9a8,#6b7a99,#2d3436",
    "portrait_subject": null,
    "reverse_subject": "Military Payment Certificate iconography",
    "themes": "architecture",
    "commemorative": false,
    "commemorative_occasion": null,
    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,
    "front_description": "The Banco Central del Uruguay building in Montevideo, a neoclassical structure with prominent columned facade. The building serves as the headquarters of Uruguay's central bank, established in 1967. The architectural rendering shows the two-story structure with ground-floor colonnade and upper-level balconied windows, representative of early 20th-century institutional architecture in the capital.",
    "back_description": "United States Military Payment Certificate (MPC) Series 481, denomination five cents. MPCs were special currency issued by the U.S. Department of Defense for use by military personnel in foreign countries, designed to prevent black market currency speculation and maintain separation between military and local economies. Series 481 was one of many MPC series issued during the Cold War era, intended for use only in U.S. military establishments by authorized personnel in accordance with applicable rules and regulations.",
    "historical_notes": "This note presents a highly unusual pairing: the front appears to be a Uruguayan 50 nuevos pesos note issued by the Banco Central del Uruguay (printed by Thomas De La Rue & Company, Limited as indicated), while the back is clearly a United States Military Payment Certificate (MPC) Series 481, five cents denomination. The Uruguayan nuevo peso was introduced in 1975, replacing the previous peso at 1000:1 during a period of severe inflation. MPCs were used by U.S. military forces from 1946 to 1973 in various overseas locations. The juxtaposition of these two completely unrelated monetary instruments—one a sovereign central bank note, the other a military scrip—is extraordinarily anomalous. This could represent: (1) a novelty/educational piece combining unrelated designs, (2) a proof or specimen pairing error, (3) a fantasy note, or (4) deliberately mismatched images. No known legitimate banknote combines a Uruguayan central bank obverse with a U.S. MPC reverse. The authenticity and provenance of this item are highly questionable as a circulating note.",
    "language_script": "Latin",
    "languages": "es,en",
    "serial_number": "D07859995D",
    "serial_prefix": "D",
    "serial_suffix": "D",
    "replacement_note": false,
    "replacement_indicator": null,
    "condition_grade": "VF",
    "condition_notes": "Note shows circulation wear, some staining visible on back, overall structural integrity intact",
    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,
    "field_confidence": {
      "country": 0.3,
      "currency": 0.3,
      "denomination": 0.95,
      "series_name": 0.95,
      "series_year": 0.1,
      "issue_year": 0.1,
      "issuer": 0.95,
      "signatures": 0.0,
      "printer": 0.95,
      "material": 0.9,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.85,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.85,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.8
    },
    "overall_confidence": 0.25,
    "flags": ["mismatched_pair", "unidentified_subject"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": "50 Nuevos Pesos / 5 Cents", "series_year": null, "series_name": "Series 481", "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": "Banco Central del Uruguay", "issuer_native": null, "signatures": null, "printer": "Thomas De La Rue & Company, Limited", "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "intaglio,microprint", "color_palette": "#e6d9a8,#6b7a99,#2d3436", "portrait_subject": null, "reverse_subject": "Military Payment Certificate iconography", "themes": "architecture", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "The Banco Central del Uruguay building in Montevideo, a neoclassical structure with prominent columned facade. The building serves as the headquarters of Uruguay's central bank, established in 1967. The architectural rendering shows the two-story structure with ground-floor colonnade and upper-level balconied windows, representative of early 20th-century institutional architecture in the capital.", "back_description": "United States Military Payment Certificate (MPC) Series 481, denomination five cents. MPCs were special currency issued by the U.S. Department of Defense for use by military personnel in foreign countries, designed to prevent black market currency speculation and maintain separation between military and local economies. Series 481 was one of many MPC series issued during the Cold War era, intended for use only in U.S. military establishments by authorized personnel in accordance with applicable rules and regulations.", "historical_notes": "This note presents a highly unusual pairing: the front appears to be a Uruguayan 50 nuevos pesos note issued by the Banco Central del Uruguay (printed by Thomas De La Rue & Company, Limited as indicated), while the back is clearly a United States Military Payment Certificate (MPC) Series 481, five cents denomination. The Uruguayan nuevo peso was introduced in 1975, replacing the previous peso at 1000:1 during a period of severe inflation. MPCs were used by U.S. military forces from 1946 to 1973 in various overseas locations. The juxtaposition of these two completely unrelated monetary instruments\u2014one a sovereign central bank note, the other a military scrip\u2014is extraordinarily anomalous. This could represent: (1) a novelty/educational piece combining unrelated designs, (2) a proof or specimen pairing error, (3) a fantasy note, or (4) deliberately mismatched images. No known legitimate banknote combines a Uruguayan central bank obverse with a U.S. MPC reverse. The authenticity and provenance of this item are highly questionable as a circulating note.", "language_script": "Latin", "languages": "es,en", "serial_number": "D07859995D", "serial_prefix": "D", "serial_suffix": "D", "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note shows circulation wear, some staining visible on back, overall structural integrity intact", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.3, "currency": 0.3, "denomination": 0.95, "series_name": 0.95, "series_year": 0.1, "issue_year": 0.1, "issuer": 0.95, "signatures": 0.0, "printer": 0.95, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}, "overall_confidence": 0.25, "flags": ["mismatched_pair", "unidentified_subject"]}

field_confidence:
  {"country": 0.3, "currency": 0.3, "denomination": 0.95, "series_name": 0.95, "series_year": 0.1, "issue_year": 0.1, "issuer": 0.95, "signatures": 0.0, "printer": 0.95, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:34:13
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": null,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "Palacio Estévez (also known as Casa de Gobierno or Government House), the former executive mansion of Uruguay located on Plaza Independencia in Montevideo. Built in the late 19th century in Italian Renaissance style, it served as the seat of the Uruguayan government until 1985 when executive functions moved to the Edificio Libertad. The building remains an important national symbol and ceremonial venue.",
    "back_description": "Allegorical female figure representing a woman at a well or fountain, depicted in classical style. This vignette was used on U.S. Military Payment Certificates and represents domestic virtue or abundance. Series 481 was issued for use by U.S. military personnel at overseas installations.",
    "historical_notes": "MISMATCHED PAIR: The front image shows a Uruguayan 50 Nuevos Pesos note from the Banco Central del Uruguay (printed by Thomas De La Rue & Company, Limited as noted on the note), part of the Nuevo Peso series issued 1975-1993. The back image shows a U.S. Military Payment Certificate, Series 481, Five Cents denomination, issued September 1951 and used until May 1954 primarily in Korea and Japan during the Korean War. These are two completely different notes from different countries and eras.",
    "language_script": null,
    "languages": null,

    "serial_number": "D07859995D",
    "serial_prefix": "D",
    "serial_suffix": "D",
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "unknown",
    "condition_notes": "Mismatched front and back images prevent proper condition assessment. The MPC (back image) shows significant circulation wear, folds, and soiling consistent with F-VF grade.",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.0,
      "currency": 0.0,
      "denomination": 0.0,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.9,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.0,
      "pick_number": 0.0,
      "serial_number": 0.85,
      "front_description": 0.9,
      "back_description": 0.9,
      "historical_notes": 0.95,
      "condition_grade": 0.0
    },
    "overall_confidence": 0.15,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Palacio Est\u00e9vez (also known as Casa de Gobierno or Government House), the former executive mansion of Uruguay located on Plaza Independencia in Montevideo. Built in the late 19th century in Italian Renaissance style, it served as the seat of the Uruguayan government until 1985 when executive functions moved to the Edificio Libertad. The building remains an important national symbol and ceremonial venue.", "back_description": "Allegorical female figure representing a woman at a well or fountain, depicted in classical style. This vignette was used on U.S. Military Payment Certificates and represents domestic virtue or abundance. Series 481 was issued for use by U.S. military personnel at overseas installations.", "historical_notes": "MISMATCHED PAIR: The front image shows a Uruguayan 50 Nuevos Pesos note from the Banco Central del Uruguay (printed by Thomas De La Rue & Company, Limited as noted on the note), part of the Nuevo Peso series issued 1975-1993. The back image shows a U.S. Military Payment Certificate, Series 481, Five Cents denomination, issued September 1951 and used until May 1954 primarily in Korea and Japan during the Korean War. These are two completely different notes from different countries and eras.", "language_script": null, "languages": null, "serial_number": "D07859995D", "serial_prefix": "D", "serial_suffix": "D", "replacement_note": false, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": "Mismatched front and back images prevent proper condition assessment. The MPC (back image) shows significant circulation wear, folds, and soiling consistent with F-VF grade.", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.85, "front_description": 0.9, "back_description": 0.9, "historical_notes": 0.95, "condition_grade": 0.0}, "overall_confidence": 0.15, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.85, "front_description": 0.9, "back_description": 0.9, "historical_notes": 0.95, "condition_grade": 0.0}


provider: openai
model: gpt-4o
status: ok
created_at: 2026-05-10 07:34:13
prompt_version: v3-year-reasoning
raw_response:
  {
    "country": "Uruguay",
    "currency": "Nuevo Peso",
    "denomination": "50 Nuevos Pesos",
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,
    "issuer": "Banco Central del Uruguay",
    "issuer_native": null,
    "signatures": null,
    "printer": "Thomas De La Rue & Company, Limited",
    "engraver": null,
    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,
    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": false,
    "commemorative_occasion": null,
    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,
    "front_description": "The note depicts the building of the Banco Central del Uruguay, an important institution in the financial governance of Uruguay.",
    "back_description": "This image does not match the expected reverse for a 50 Nuevos Pesos note from Uruguay.",
    "historical_notes": "The Nuevo Peso was introduced as part of a monetary reform in Uruguay. This specific design reflects efforts to stabilize and modernize the currency system.",
    "language_script": "es",
    "languages": "es",
    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": null,
    "replacement_indicator": null,
    "condition_grade": "unknown",
    "condition_notes": null,
    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,
    "field_confidence": {
      "country": 0.95,
      "currency": 0.85,
      "denomination": 0.85,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.9,
      "signatures": 0.0,
      "printer": 0.9,
      "material": 0.8,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.0,
      "pick_number": 0.0,
      "serial_number": 0.0,
      "front_description": 0.9,
      "back_description": 0.1,
      "historical_notes": 0.8,
      "condition_grade": 0.0
    },
    "overall_confidence": 0.5,
    "flags": [
      "mismatched_pair"
    ]
  }

parsed_json:
  {"country": "Uruguay", "currency": "Nuevo Peso", "denomination": "50 Nuevos Pesos", "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": "Banco Central del Uruguay", "issuer_native": null, "signatures": null, "printer": "Thomas De La Rue & Company, Limited", "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "The note depicts the building of the Banco Central del Uruguay, an important institution in the financial governance of Uruguay.", "back_description": "This image does not match the expected reverse for a 50 Nuevos Pesos note from Uruguay.", "historical_notes": "The Nuevo Peso was introduced as part of a monetary reform in Uruguay. This specific design reflects efforts to stabilize and modernize the currency system.", "language_script": "es", "languages": "es", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.95, "currency": 0.85, "denomination": 0.85, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.9, "signatures": 0.0, "printer": 0.9, "material": 0.8, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.1, "historical_notes": 0.8, "condition_grade": 0.0}, "overall_confidence": 0.5, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.95, "currency": 0.85, "denomination": 0.85, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.9, "signatures": 0.0, "printer": 0.9, "material": 0.8, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.1, "historical_notes": 0.8, "condition_grade": 0.0}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:34:14
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Uzbekistan",
    "currency": "UZS",
    "denomination": "100",
    "series_year": "1994",
    "series_name": "First national currency series",
    "series_range": "1994–1997",
    "issue_year": "1994",
    "era": "1990_present",
    "legal_status": "withdrawn",
    "legal_status_date": "1997",
    "predecessor_currency": "Soviet ruble",
    "successor_currency": "Sum (redenominated 1997)",

    "issuer": "Central Bank of the Republic of Uzbekistan",
    "issuer_native": "Ўзбекистон Республикаси Марказий Банки",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "138x69",
    "watermark": null,
    "security_features": "microprint,intaglio",
    "color_palette": "#d4c5a8,#6b4d8c,#c19a6b",

    "portrait_subject": null,
    "reverse_subject": "State Emblem of Uzbekistan",
    "themes": "architecture,statesman",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-79",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Amir Timur Museum in Tashkent, a neoclassical building completed in 2006 but depicted here is likely an earlier government building or palace from the Soviet or early independence era. The structure features three arched entrances with ornate detailing, surrounded by landscaped gardens with trees and a fountain. The Uzbek text at bottom reads 'ЎЗБЕКИСТОН СУМИНИ ҚАЛБАКИЛАШТИРИШ / ҚОНУНАН ТАЪҚИБ ҚИЛИНАДИ' (Counterfeiting the Uzbekistan sum is punishable by law). This note belongs to the first series of Uzbekistani sum issued after independence from the Soviet Union in 1991.",

    "back_description": "State Emblem of Uzbekistan at center, featuring the Huma bird with outstretched wings, a rising sun over mountains, cotton and wheat sheaves representing the nation's agriculture, and a blue-white-green ribbon. The emblem is surrounded by ornamental borders in traditional Uzbek style. The serial number EA2531816 appears twice on the back, with the year 1994 printed at lower right. Text reads 'ЎЗБЕКИСТОН РЕСПУБЛИКАСИ МАРКАЗИЙ БАНКИ' (Central Bank of the Republic of Uzbekistan) and '100 ЮЗ СЎМ' (100 sum). The lower inscription states legal tender status.",

    "historical_notes": "This 100 sum note is from Uzbekistan's first national currency series, issued in 1994 following independence from the Soviet Union in 1991. The sum-coupon was introduced in 1993 as a transitional currency, replaced by the sum in 1994. This series circulated during a period of severe hyperinflation in the mid-1990s and was withdrawn when the currency was redenominated in 1997 at a rate of 1 new sum = 1,000 old sum. The front depicts a neoclassical building with gardens, while the reverse prominently features the newly adopted State Emblem of independent Uzbekistan. The printed year 1994 on the reverse confirms the issue date. Pick catalog reference P-79.",

    "language_script": "Cyrillic",
    "languages": "uz",

    "serial_number": "EA2531816",
    "serial_prefix": "EA",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "UNC",
    "condition_notes": "Appears uncirculated with crisp edges and no visible folds or wear",

    "estimated_value_low": 1,
    "estimated_value_high": 3,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.9,
      "series_year": 1.0,
      "issue_year": 1.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.85,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 1.0,
      "pick_number": 0.95,
      "serial_number": 1.0,
      "front_description": 0.8,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.9,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Uzbekistan", "currency": "UZS", "denomination": "100", "series_year": "1994", "series_name": "First national currency series", "series_range": "1994\u20131997", "issue_year": "1994", "era": "1990_present", "legal_status": "withdrawn", "legal_status_date": "1997", "predecessor_currency": "Soviet ruble", "successor_currency": "Sum (redenominated 1997)", "issuer": "Central Bank of the Republic of Uzbekistan", "issuer_native": "\u040e\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u043e\u043d \u0420\u0435\u0441\u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0441\u0438 \u041c\u0430\u0440\u043a\u0430\u0437\u0438\u0439 \u0411\u0430\u043d\u043a\u0438", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "138x69", "watermark": null, "security_features": "microprint,intaglio", "color_palette": "#d4c5a8,#6b4d8c,#c19a6b", "portrait_subject": null, "reverse_subject": "State Emblem of Uzbekistan", "themes": "architecture,statesman", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-79", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Amir Timur Museum in Tashkent, a neoclassical building completed in 2006 but depicted here is likely an earlier government building or palace from the Soviet or early independence era. The structure features three arched entrances with ornate detailing, surrounded by landscaped gardens with trees and a fountain. The Uzbek text at bottom reads '\u040e\u0417\u0411\u0415\u041a\u0418\u0421\u0422\u041e\u041d \u0421\u0423\u041c\u0418\u041d\u0418 \u049a\u0410\u041b\u0411\u0410\u041a\u0418\u041b\u0410\u0428\u0422\u0418\u0420\u0418\u0428 / \u049a\u041e\u041d\u0423\u041d\u0410\u041d \u0422\u0410\u042a\u049a\u0418\u0411 \u049a\u0418\u041b\u0418\u041d\u0410\u0414\u0418' (Counterfeiting the Uzbekistan sum is punishable by law). This note belongs to the first series of Uzbekistani sum issued after independence from the Soviet Union in 1991.", "back_description": "State Emblem of Uzbekistan at center, featuring the Huma bird with outstretched wings, a rising sun over mountains, cotton and wheat sheaves representing the nation's agriculture, and a blue-white-green ribbon. The emblem is surrounded by ornamental borders in traditional Uzbek style. The serial number EA2531816 appears twice on the back, with the year 1994 printed at lower right. Text reads '\u040e\u0417\u0411\u0415\u041a\u0418\u0421\u0422\u041e\u041d \u0420\u0415\u0421\u041f\u0423\u0411\u041b\u0418\u041a\u0410\u0421\u0418 \u041c\u0410\u0420\u041a\u0410\u0417\u0418\u0419 \u0411\u0410\u041d\u041a\u0418' (Central Bank of the Republic of Uzbekistan) and '100 \u042e\u0417 \u0421\u040e\u041c' (100 sum). The lower inscription states legal tender status.", "historical_notes": "This 100 sum note is from Uzbekistan's first national currency series, issued in 1994 following independence from the Soviet Union in 1991. The sum-coupon was introduced in 1993 as a transitional currency, replaced by the sum in 1994. This series circulated during a period of severe hyperinflation in the mid-1990s and was withdrawn when the currency was redenominated in 1997 at a rate of 1 new sum = 1,000 old sum. The front depicts a neoclassical building with gardens, while the reverse prominently features the newly adopted State Emblem of independent Uzbekistan. The printed year 1994 on the reverse confirms the issue date. Pick catalog reference P-79.", "language_script": "Cyrillic", "languages": "uz", "serial_number": "EA2531816", "serial_prefix": "EA", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "UNC", "condition_notes": "Appears uncirculated with crisp edges and no visible folds or wear", "estimated_value_low": 1, "estimated_value_high": 3, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.8, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.9, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.8, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:34:50
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Vietnam",
    "currency": "VND",
    "denomination": "1000 Dong",
    "series_year": "1988",
    "series_name": "1988 Issue",
    "series_range": "1988-1991",
    "issue_year": "1988",
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1991",
    "predecessor_currency": "Old dong",
    "successor_currency": "New dong (1991 redenomination)",

    "issuer": "State Bank of Vietnam",
    "issuer_native": "Ngân Hàng Nhà Nước Việt Nam",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "140x65",
    "watermark": null,
    "security_features": "microprint,guilloche_patterns",
    "color_palette": "#8b7355,#d4af37,#9dc183",

    "portrait_subject": null,
    "reverse_subject": "State emblem of Vietnam",
    "themes": "agriculture,industry",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "96a",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Agricultural and industrial scene depicting textile workers operating a loom, representing Vietnam's economic development during the socialist period. The scene shows workers engaged in fabric production, symbolizing the country's emphasis on both agricultural output and light industrial manufacturing in the post-war reconstruction era.",
    "back_description": "The State emblem of Vietnam (coat of arms) at left, featuring a circular design with a gold star centered above a cogwheel and rice stalks, symbolizing the unity of workers and peasants under Communist Party leadership. The emblem was adopted by the Socialist Republic of Vietnam in 1976 following reunification.",
    "historical_notes": "This 1000 dong note belongs to the 1988 issue series of the Socialist Republic of Vietnam, printed during a period of severe hyperinflation. The State Bank of Vietnam (Ngân Hàng Nhà Nước Việt Nam) issued this series as the country struggled with economic instability in the late 1980s. The note shows a denominated value split between the front (1000 dong - 'một nghìn đồng') and back (100 dong overprint - 'một trăm đồng'), a feature of this transitional period. This series was demonetized in 1991 when Vietnam implemented major currency reforms and redenomination, replacing these notes at a rate of 10 old dong to 1 new dong as part of doi moi (renovation) economic reforms. The serial number format 'DI 240264/3' follows the standard Vietnamese pattern of the era with prefix letters and sequential numbering.",
    "language_script": "Latin",
    "languages": "vi",

    "serial_number": "DI 240264/3",
    "serial_prefix": "DI",
    "serial_suffix": "/3",
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Note shows moderate circulation with visible folds and handling marks but remains intact with clear printing and legible details.",

    "estimated_value_low": 1,
    "estimated_value_high": 3,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.9,
      "series_year": 0.9,
      "issue_year": 0.9,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.85,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 1.0,
      "pick_number": 0.9,
      "serial_number": 0.95,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.88,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Vietnam", "currency": "VND", "denomination": "1000 Dong", "series_year": "1988", "series_name": "1988 Issue", "series_range": "1988-1991", "issue_year": "1988", "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1991", "predecessor_currency": "Old dong", "successor_currency": "New dong (1991 redenomination)", "issuer": "State Bank of Vietnam", "issuer_native": "Ng\u00e2n H\u00e0ng Nh\u00e0 N\u01b0\u1edbc Vi\u1ec7t Nam", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "140x65", "watermark": null, "security_features": "microprint,guilloche_patterns", "color_palette": "#8b7355,#d4af37,#9dc183", "portrait_subject": null, "reverse_subject": "State emblem of Vietnam", "themes": "agriculture,industry", "commemorative": false, "commemorative_occasion": null, "pick_number": "96a", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Agricultural and industrial scene depicting textile workers operating a loom, representing Vietnam's economic development during the socialist period. The scene shows workers engaged in fabric production, symbolizing the country's emphasis on both agricultural output and light industrial manufacturing in the post-war reconstruction era.", "back_description": "The State emblem of Vietnam (coat of arms) at left, featuring a circular design with a gold star centered above a cogwheel and rice stalks, symbolizing the unity of workers and peasants under Communist Party leadership. The emblem was adopted by the Socialist Republic of Vietnam in 1976 following reunification.", "historical_notes": "This 1000 dong note belongs to the 1988 issue series of the Socialist Republic of Vietnam, printed during a period of severe hyperinflation. The State Bank of Vietnam (Ng\u00e2n H\u00e0ng Nh\u00e0 N\u01b0\u1edbc Vi\u1ec7t Nam) issued this series as the country struggled with economic instability in the late 1980s. The note shows a denominated value split between the front (1000 dong - 'm\u1ed9t ngh\u00ecn \u0111\u1ed3ng') and back (100 dong overprint - 'm\u1ed9t tr\u0103m \u0111\u1ed3ng'), a feature of this transitional period. This series was demonetized in 1991 when Vietnam implemented major currency reforms and redenomination, replacing these notes at a rate of 10 old dong to 1 new dong as part of doi moi (renovation) economic reforms. The serial number format 'DI 240264/3' follows the standard Vietnamese pattern of the era with prefix letters and sequential numbering.", "language_script": "Latin", "languages": "vi", "serial_number": "DI 240264/3", "serial_prefix": "DI", "serial_suffix": "/3", "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note shows moderate circulation with visible folds and handling marks but remains intact with clear printing and legible details.", "estimated_value_low": 1, "estimated_value_high": 3, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 0.9, "issue_year": 0.9, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 1.0, "pick_number": 0.9, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.88, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 0.9, "issue_year": 0.9, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 1.0, "pick_number": 0.9, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:34:52
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Uzbekistan",
    "currency": "UZS",
    "denomination": "100",
    "series_year": "1997",
    "series_name": "1994 Issue",
    "series_range": "1994-1997",
    "issue_year": "1997",
    "era": "1990_present",
    "legal_status": "withdrawn",
    "legal_status_date": "2000",
    "predecessor_currency": "Soviet ruble",
    "successor_currency": "Som (redenomination)",

    "issuer": "Central Bank of the Republic of Uzbekistan",
    "issuer_native": "ЎЗБЕКИСТОН РЕСПУБЛИКАСИ МАРКАЗИЙ БАНКИ",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "140x68",
    "watermark": null,
    "security_features": "microprint,intaglio,latent_image",
    "color_palette": "#d8c9b8,#b8a8d8,#98c898",

    "portrait_subject": null,
    "reverse_subject": "State Emblem of Uzbekistan",
    "themes": "architecture,statesman,independence",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "79",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "The Oliy Majlis (Supreme Assembly) building in Tashkent, the seat of the bicameral parliament of Uzbekistan. Constructed in Soviet-era modernist style, it serves as the legislative branch of the Republic of Uzbekistan following independence in 1991. The building is depicted with its characteristic horizontal lines and ceremonial approach with fountains and gardens. The denomination appears as 'ЮЗ СЎМ' (100 Som) in Uzbek Cyrillic script.",

    "back_description": "The State Emblem of Uzbekistan, adopted in 1992 following independence from the Soviet Union. The emblem features the legendary Huma bird (a symbol of happiness and freedom) with outstretched wings above a rising sun over mountains, with cotton and wheat flanking the central design representing the country's principal agricultural products. The emblem is surrounded by decorative Islamic geometric patterns and ornamental borders. The year 1997 appears at the top right, and the serial number CA0135316 is printed on the right side.",

    "historical_notes": "This 100 Som note belongs to the 1994 Issue series of independent Uzbekistan, first introduced in 1994 to replace the Soviet ruble following independence in 1991. This specific note is dated 1997, representing a later printing run within the series. The design reflects Uzbekistan's new national identity with the Supreme Assembly building symbolizing the democratic legislative institutions and the state emblem incorporating traditional Islamic Central Asian motifs combined with Soviet-era agricultural symbolism. The note was printed with Cyrillic script as Uzbekistan was transitioning its writing system. This series was withdrawn around 2000 when higher denominations became necessary due to inflation, and the currency underwent redenomination in the following years. The serial number format 'CA0135316' follows the standard prefix-digit pattern used by the Central Bank during this period.",

    "language_script": "Cyrillic",
    "languages": "uz",

    "serial_number": "CA0135316",
    "serial_prefix": "CA",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "UNC",
    "condition_notes": null,

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.9,
      "series_year": 1.0,
      "issue_year": 1.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.85,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.95,
      "pick_number": 0.95,
      "serial_number": 1.0,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.95
    },
    "overall_confidence": 0.92,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Uzbekistan", "currency": "UZS", "denomination": "100", "series_year": "1997", "series_name": "1994 Issue", "series_range": "1994-1997", "issue_year": "1997", "era": "1990_present", "legal_status": "withdrawn", "legal_status_date": "2000", "predecessor_currency": "Soviet ruble", "successor_currency": "Som (redenomination)", "issuer": "Central Bank of the Republic of Uzbekistan", "issuer_native": "\u040e\u0417\u0411\u0415\u041a\u0418\u0421\u0422\u041e\u041d \u0420\u0415\u0421\u041f\u0423\u0411\u041b\u0418\u041a\u0410\u0421\u0418 \u041c\u0410\u0420\u041a\u0410\u0417\u0418\u0419 \u0411\u0410\u041d\u041a\u0418", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "140x68", "watermark": null, "security_features": "microprint,intaglio,latent_image", "color_palette": "#d8c9b8,#b8a8d8,#98c898", "portrait_subject": null, "reverse_subject": "State Emblem of Uzbekistan", "themes": "architecture,statesman,independence", "commemorative": false, "commemorative_occasion": null, "pick_number": "79", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "The Oliy Majlis (Supreme Assembly) building in Tashkent, the seat of the bicameral parliament of Uzbekistan. Constructed in Soviet-era modernist style, it serves as the legislative branch of the Republic of Uzbekistan following independence in 1991. The building is depicted with its characteristic horizontal lines and ceremonial approach with fountains and gardens. The denomination appears as '\u042e\u0417 \u0421\u040e\u041c' (100 Som) in Uzbek Cyrillic script.", "back_description": "The State Emblem of Uzbekistan, adopted in 1992 following independence from the Soviet Union. The emblem features the legendary Huma bird (a symbol of happiness and freedom) with outstretched wings above a rising sun over mountains, with cotton and wheat flanking the central design representing the country's principal agricultural products. The emblem is surrounded by decorative Islamic geometric patterns and ornamental borders. The year 1997 appears at the top right, and the serial number CA0135316 is printed on the right side.", "historical_notes": "This 100 Som note belongs to the 1994 Issue series of independent Uzbekistan, first introduced in 1994 to replace the Soviet ruble following independence in 1991. This specific note is dated 1997, representing a later printing run within the series. The design reflects Uzbekistan's new national identity with the Supreme Assembly building symbolizing the democratic legislative institutions and the state emblem incorporating traditional Islamic Central Asian motifs combined with Soviet-era agricultural symbolism. The note was printed with Cyrillic script as Uzbekistan was transitioning its writing system. This series was withdrawn around 2000 when higher denominations became necessary due to inflation, and the currency underwent redenomination in the following years. The serial number format 'CA0135316' follows the standard prefix-digit pattern used by the Central Bank during this period.", "language_script": "Cyrillic", "languages": "uz", "serial_number": "CA0135316", "serial_prefix": "CA", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "UNC", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.95, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.95}, "overall_confidence": 0.92, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.9, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.95, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.95}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:34:55
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Uzbekistan",
    "currency": "UZS",
    "denomination": "200",
    "series_year": "1997",
    "series_name": "Second som series",
    "series_range": "1997-1999",
    "issue_year": "1997",
    "era": "1990_present",
    "legal_status": "withdrawn",
    "legal_status_date": "2000",
    "predecessor_currency": "First som (1994)",
    "successor_currency": "Third som series (2000)",

    "issuer": "Central Bank of the Republic of Uzbekistan",
    "issuer_native": "Ўзбекистон Республикаси Марказий Банки",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "143x67",
    "watermark": "Ornamental motif at right margin",
    "security_features": "microprint,intaglio,latent_image",
    "color_palette": "#90ee90,#87ceeb,#f0e68c",

    "portrait_subject": null,
    "reverse_subject": "State Emblem of Uzbekistan",
    "themes": "mythology,indigenous_culture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "79",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "A mythological tiger (Bukhara tiger motif) rendered in traditional Uzbek decorative style against an ornamental background featuring Islamic geometric patterns and tilework designs. The tiger, a symbol deeply embedded in Central Asian mythology and art, appears in profile with stylized sun rays above its head. The denomination '200 СЎМ' (200 som) appears in both Latin and Cyrillic scripts. The inscription at bottom reads 'Ўзбекистон сўмини қалбакилаштириш қонунга мувофиқ таъқиб қилинади' (counterfeiting Uzbekistan som is prosecuted according to law).",
    "back_description": "The State Emblem of Uzbekistan (1992–present) at center left, featuring the Humo bird (a phoenix-like mythical bird symbolizing happiness and freedom) with outstretched wings, rising sun over mountains, cotton and wheat, surrounded by a wreath. The emblem is overlaid on intricate geometric and floral patterns typical of Timurid-era Islamic art. The denomination appears prominently, with the printed year '1997' in the upper right corner. Serial number XX0429758 appears twice. The text at top reads 'ЎЗБЕКИСТОН РЕСПУБЛИКАСИ МАРКАЗИЙ БАНКИ' (Central Bank of the Republic of Uzbekistan).",
    "historical_notes": "This 200 som note belongs to the second series of Uzbekistan som banknotes issued in 1997 following independence from the Soviet Union in 1991. The som replaced the Soviet ruble in 1994, and this series represents the stabilization period after initial post-independence currency volatility. The design incorporates traditional Uzbek and Central Asian artistic motifs including geometric Islamic patterns inspired by the architectural heritage of Samarkand, Bukhara, and Khiva. The tiger imagery reflects the historical Bukhara tiger (Panthera tigris virgata), which was native to Central Asia until its extinction in the 1970s, and remains a powerful symbol in Uzbek cultural identity. This series was withdrawn in 2000 when a new redesigned series was introduced. The serial number prefix 'XX' may indicate a specific print run, though no documented replacement-note system is publicly known for this issuer.",
    "language_script": "Cyrillic, Latin",
    "languages": "uz",

    "serial_number": "XX0429758",
    "serial_prefix": "XX",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "XF",
    "condition_notes": "Note shows light handling and minor circulation wear but retains strong detail and original crispness.",

    "estimated_value_low": 5,
    "estimated_value_high": 15,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.85,
      "series_year": 1.0,
      "issue_year": 1.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.85,
      "watermark": 0.75,
      "portrait_subject": 1.0,
      "reverse_subject": 1.0,
      "pick_number": 0.95,
      "serial_number": 1.0,
      "front_description": 0.9,
      "back_description": 0.95,
      "historical_notes": 0.9,
      "condition_grade": 0.8
    },
    "overall_confidence": 0.92,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Uzbekistan", "currency": "UZS", "denomination": "200", "series_year": "1997", "series_name": "Second som series", "series_range": "1997-1999", "issue_year": "1997", "era": "1990_present", "legal_status": "withdrawn", "legal_status_date": "2000", "predecessor_currency": "First som (1994)", "successor_currency": "Third som series (2000)", "issuer": "Central Bank of the Republic of Uzbekistan", "issuer_native": "\u040e\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u043e\u043d \u0420\u0435\u0441\u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0441\u0438 \u041c\u0430\u0440\u043a\u0430\u0437\u0438\u0439 \u0411\u0430\u043d\u043a\u0438", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "143x67", "watermark": "Ornamental motif at right margin", "security_features": "microprint,intaglio,latent_image", "color_palette": "#90ee90,#87ceeb,#f0e68c", "portrait_subject": null, "reverse_subject": "State Emblem of Uzbekistan", "themes": "mythology,indigenous_culture", "commemorative": false, "commemorative_occasion": null, "pick_number": "79", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "A mythological tiger (Bukhara tiger motif) rendered in traditional Uzbek decorative style against an ornamental background featuring Islamic geometric patterns and tilework designs. The tiger, a symbol deeply embedded in Central Asian mythology and art, appears in profile with stylized sun rays above its head. The denomination '200 \u0421\u040e\u041c' (200 som) appears in both Latin and Cyrillic scripts. The inscription at bottom reads '\u040e\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u043e\u043d \u0441\u045e\u043c\u0438\u043d\u0438 \u049b\u0430\u043b\u0431\u0430\u043a\u0438\u043b\u0430\u0448\u0442\u0438\u0440\u0438\u0448 \u049b\u043e\u043d\u0443\u043d\u0433\u0430 \u043c\u0443\u0432\u043e\u0444\u0438\u049b \u0442\u0430\u044a\u049b\u0438\u0431 \u049b\u0438\u043b\u0438\u043d\u0430\u0434\u0438' (counterfeiting Uzbekistan som is prosecuted according to law).", "back_description": "The State Emblem of Uzbekistan (1992\u2013present) at center left, featuring the Humo bird (a phoenix-like mythical bird symbolizing happiness and freedom) with outstretched wings, rising sun over mountains, cotton and wheat, surrounded by a wreath. The emblem is overlaid on intricate geometric and floral patterns typical of Timurid-era Islamic art. The denomination appears prominently, with the printed year '1997' in the upper right corner. Serial number XX0429758 appears twice. The text at top reads '\u040e\u0417\u0411\u0415\u041a\u0418\u0421\u0422\u041e\u041d \u0420\u0415\u0421\u041f\u0423\u0411\u041b\u0418\u041a\u0410\u0421\u0418 \u041c\u0410\u0420\u041a\u0410\u0417\u0418\u0419 \u0411\u0410\u041d\u041a\u0418' (Central Bank of the Republic of Uzbekistan).", "historical_notes": "This 200 som note belongs to the second series of Uzbekistan som banknotes issued in 1997 following independence from the Soviet Union in 1991. The som replaced the Soviet ruble in 1994, and this series represents the stabilization period after initial post-independence currency volatility. The design incorporates traditional Uzbek and Central Asian artistic motifs including geometric Islamic patterns inspired by the architectural heritage of Samarkand, Bukhara, and Khiva. The tiger imagery reflects the historical Bukhara tiger (Panthera tigris virgata), which was native to Central Asia until its extinction in the 1970s, and remains a powerful symbol in Uzbek cultural identity. This series was withdrawn in 2000 when a new redesigned series was introduced. The serial number prefix 'XX' may indicate a specific print run, though no documented replacement-note system is publicly known for this issuer.", "language_script": "Cyrillic, Latin", "languages": "uz", "serial_number": "XX0429758", "serial_prefix": "XX", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "XF", "condition_notes": "Note shows light handling and minor circulation wear but retains strong detail and original crispness.", "estimated_value_low": 5, "estimated_value_high": 15, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.85, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.75, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}, "overall_confidence": 0.92, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.85, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.85, "watermark": 0.75, "portrait_subject": 1.0, "reverse_subject": 1.0, "pick_number": 0.95, "serial_number": 1.0, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.9, "condition_grade": 0.8}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:35:19
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Uzbekistan",
    "currency": "UZS",
    "denomination": "200 so'm",
    "series_year": null,
    "series_name": "First series",
    "series_range": "1994–1997",
    "issue_year": null,
    "era": "1990_present",
    "legal_status": "demonetized",
    "legal_status_date": "1997",
    "predecessor_currency": "Soviet ruble",
    "successor_currency": "So'm (1994 redenomination)",

    "issuer": "Central Bank of the Republic of Uzbekistan",
    "issuer_native": "Ўзбекистон Республикаси Марказий банки",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "140x62",
    "watermark": null,
    "security_features": "microprint",
    "color_palette": "#8fbc8f,#f0e68c,#4682b4",

    "portrait_subject": "Snow leopard with traditional Central Asian motifs",
    "reverse_subject": "Hồ Chí Minh",
    "themes": "wildlife,indigenous_culture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "The Uzbek snow leopard (Panthera uncia), an endangered species native to the mountainous regions of Central Asia including the Tian Shan and Pamir ranges of Uzbekistan. The snow leopard is depicted with a smiling anthropomorphic sun motif, combining traditional Islamic decorative patterns with Central Asian folk art themes. This design represents Uzbekistan's cultural heritage and natural biodiversity following independence from the Soviet Union in 1991. The denomination 200 so'm appears with ornamental borders typical of Uzbek architectural tilework and carpet designs.",
    "back_description": "Hồ Chí Minh (1890–1969), Vietnamese communist revolutionary leader who served as President of the Democratic Republic of Vietnam (North Vietnam) from 1945 until his death. He led the Việt Minh independence movement from 1941 onward, proclaimed Vietnam's independence from France in 1945, and is regarded as the founding father of modern Vietnam. The inscription 'CỘNG HÒA XÃ HỘI CHỦ NGHĨA VIỆT NAM' (Socialist Republic of Vietnam) appears at top, with denomination 1000 đồng and the text 'MỘT NGHÌN ĐỒNG' (one thousand dong). Dated 1988.",
    "historical_notes": "This is a mismatched pair of banknotes: the front belongs to a 200 so'm note from Uzbekistan (first series following independence, issued 1994–1997), while the back is from a Vietnamese 1000 đồng note dated 1988. The Uzbek first series was replaced in 1997 by a new currency due to hyperinflation. The Vietnamese note is from the đồng series issued following economic reforms. These are unrelated notes from different countries and cannot form a legitimate catalogue entry. No accurate Pick number, serial analysis, or unified historical context can be provided for this combination.",
    "language_script": "Cyrillic,Latin,Vietnamese",
    "languages": "uz,vi",

    "serial_number": "CQ 2560908",
    "serial_prefix": "CQ",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Light handling wear visible; central folds present",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.95,
      "currency": 0.95,
      "denomination": 0.95,
      "series_name": 0.75,
      "series_year": 0.6,
      "issue_year": 0.5,
      "issuer": 0.9,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.85,
      "dimensions_mm": 0.7,
      "watermark": 0.0,
      "portrait_subject": 0.85,
      "reverse_subject": 0.95,
      "pick_number": 0.0,
      "serial_number": 0.9,
      "front_description": 0.85,
      "back_description": 0.95,
      "historical_notes": 0.95,
      "condition_grade": 0.75
    },
    "overall_confidence": 0.3,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": "Uzbekistan", "currency": "UZS", "denomination": "200 so'm", "series_year": null, "series_name": "First series", "series_range": "1994\u20131997", "issue_year": null, "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "1997", "predecessor_currency": "Soviet ruble", "successor_currency": "So'm (1994 redenomination)", "issuer": "Central Bank of the Republic of Uzbekistan", "issuer_native": "\u040e\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u043e\u043d \u0420\u0435\u0441\u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0441\u0438 \u041c\u0430\u0440\u043a\u0430\u0437\u0438\u0439 \u0431\u0430\u043d\u043a\u0438", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "140x62", "watermark": null, "security_features": "microprint", "color_palette": "#8fbc8f,#f0e68c,#4682b4", "portrait_subject": "Snow leopard with traditional Central Asian motifs", "reverse_subject": "H\u1ed3 Ch\u00ed Minh", "themes": "wildlife,indigenous_culture", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "The Uzbek snow leopard (Panthera uncia), an endangered species native to the mountainous regions of Central Asia including the Tian Shan and Pamir ranges of Uzbekistan. The snow leopard is depicted with a smiling anthropomorphic sun motif, combining traditional Islamic decorative patterns with Central Asian folk art themes. This design represents Uzbekistan's cultural heritage and natural biodiversity following independence from the Soviet Union in 1991. The denomination 200 so'm appears with ornamental borders typical of Uzbek architectural tilework and carpet designs.", "back_description": "H\u1ed3 Ch\u00ed Minh (1890\u20131969), Vietnamese communist revolutionary leader who served as President of the Democratic Republic of Vietnam (North Vietnam) from 1945 until his death. He led the Vi\u1ec7t Minh independence movement from 1941 onward, proclaimed Vietnam's independence from France in 1945, and is regarded as the founding father of modern Vietnam. The inscription 'C\u1ed8NG H\u00d2A X\u00c3 H\u1ed8I CH\u1ee6 NGH\u0128A VI\u1ec6T NAM' (Socialist Republic of Vietnam) appears at top, with denomination 1000 \u0111\u1ed3ng and the text 'M\u1ed8T NGH\u00ccN \u0110\u1ed2NG' (one thousand dong). Dated 1988.", "historical_notes": "This is a mismatched pair of banknotes: the front belongs to a 200 so'm note from Uzbekistan (first series following independence, issued 1994\u20131997), while the back is from a Vietnamese 1000 \u0111\u1ed3ng note dated 1988. The Uzbek first series was replaced in 1997 by a new currency due to hyperinflation. The Vietnamese note is from the \u0111\u1ed3ng series issued following economic reforms. These are unrelated notes from different countries and cannot form a legitimate catalogue entry. No accurate Pick number, serial analysis, or unified historical context can be provided for this combination.", "language_script": "Cyrillic,Latin,Vietnamese", "languages": "uz,vi", "serial_number": "CQ 2560908", "serial_prefix": "CQ", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Light handling wear visible; central folds present", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.95, "currency": 0.95, "denomination": 0.95, "series_name": 0.75, "series_year": 0.6, "issue_year": 0.5, "issuer": 0.9, "signatures": 0.0, "printer": 0.0, "material": 0.85, "dimensions_mm": 0.7, "watermark": 0.0, "portrait_subject": 0.85, "reverse_subject": 0.95, "pick_number": 0.0, "serial_number": 0.9, "front_description": 0.85, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.75}, "overall_confidence": 0.3, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.95, "currency": 0.95, "denomination": 0.95, "series_name": 0.75, "series_year": 0.6, "issue_year": 0.5, "issuer": 0.9, "signatures": 0.0, "printer": 0.0, "material": 0.85, "dimensions_mm": 0.7, "watermark": 0.0, "portrait_subject": 0.85, "reverse_subject": 0.95, "pick_number": 0.0, "serial_number": 0.9, "front_description": 0.85, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.75}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:35:19
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": null,
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": null,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "Uzbekistan 200 So'm note featuring the Sher-Dor (Lion-bearing) medallion, a famous motif from the Sher-Dor Madrasah in Registan Square, Samarkand. The mosaic depicts a lion pursuing a white deer with a rising human-faced sun behind it, an iconic symbol of Uzbek cultural heritage dating from the 17th century. This imagery, though technically forbidden in Islamic art, represents a unique blend of Persian and Central Asian artistic traditions.",
    "back_description": "Vietnam 1000 Đồng note featuring Hồ Chí Minh (1890–1969), founder of the Democratic Republic of Vietnam and leader of the Vietnamese independence movement. Known as 'Uncle Ho,' he led the Viet Minh independence movement and served as President and Prime Minister. The national emblem of Vietnam appears at upper center.",
    "historical_notes": "MISMATCHED PAIR: The front image shows an Uzbekistan 200 So'm note (P-68, issued 1997) from the first So'm series introduced after independence in 1994. The back image shows a Vietnam 1000 Đồng note (P-106a, dated 1988) from the post-reunification series. These are clearly two different banknotes from different countries and cannot be catalogued as a single item.",
    "language_script": null,
    "languages": null,

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": null,
    "replacement_indicator": null,

    "condition_grade": null,
    "condition_notes": "Front note shows handling wear, ink notations on left margin. Back note appears uncirculated.",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.0,
      "currency": 0.0,
      "denomination": 0.0,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.0,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.0,
      "pick_number": 0.0,
      "serial_number": 0.0,
      "front_description": 0.92,
      "back_description": 0.95,
      "historical_notes": 0.95,
      "condition_grade": 0.0
    },
    "overall_confidence": 0.15,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": null, "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Uzbekistan 200 So'm note featuring the Sher-Dor (Lion-bearing) medallion, a famous motif from the Sher-Dor Madrasah in Registan Square, Samarkand. The mosaic depicts a lion pursuing a white deer with a rising human-faced sun behind it, an iconic symbol of Uzbek cultural heritage dating from the 17th century. This imagery, though technically forbidden in Islamic art, represents a unique blend of Persian and Central Asian artistic traditions.", "back_description": "Vietnam 1000 \u0110\u1ed3ng note featuring H\u1ed3 Ch\u00ed Minh (1890\u20131969), founder of the Democratic Republic of Vietnam and leader of the Vietnamese independence movement. Known as 'Uncle Ho,' he led the Viet Minh independence movement and served as President and Prime Minister. The national emblem of Vietnam appears at upper center.", "historical_notes": "MISMATCHED PAIR: The front image shows an Uzbekistan 200 So'm note (P-68, issued 1997) from the first So'm series introduced after independence in 1994. The back image shows a Vietnam 1000 \u0110\u1ed3ng note (P-106a, dated 1988) from the post-reunification series. These are clearly two different banknotes from different countries and cannot be catalogued as a single item.", "language_script": null, "languages": null, "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": null, "condition_notes": "Front note shows handling wear, ink notations on left margin. Back note appears uncirculated.", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.0, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.92, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.0}, "overall_confidence": 0.15, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.0, "currency": 0.0, "denomination": 0.0, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.0, "signatures": 0.0, "printer": 0.0, "material": 0.0, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.0, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.92, "back_description": 0.95, "historical_notes": 0.95, "condition_grade": 0.0}


provider: openai
model: gpt-4o
status: ok
created_at: 2026-05-10 07:35:19
prompt_version: v3-year-reasoning
raw_response:
  {
    "country": "Uzbekistan",
    "currency": "sum",
    "denomination": "200",
    "series_year": null,
    "series_name": null,
    "series_range": "1994–2000",
    "issue_year": null,
    "era": "1990_present",
    "legal_status": "withdrawn",
    "legal_status_date": null,
    "predecessor_currency": "Soviet ruble",
    "successor_currency": null,

    "issuer": "Central Bank of the Republic of Uzbekistan",
    "issuer_native": "Ўзбекистон Республикаси Марказий банки",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "microprint",
    "color_palette": "#dfd88d,#8fc2af,#b2bb8d",

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": "mythology",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-72",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Depicts a mythical creature, symbolizing national folklore.",
    "back_description": "Image not available from this note pair.",
    "historical_notes": "This note was part of the first series issued after Uzbekistan declared independence from the Soviet Union in 1991. The series was issued from 1994 until replaced with a new design in 2000.",
    "language_script": "Cyrillic",
    "languages": "uz",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "unknown",
    "condition_notes": null,

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 0.9,
      "series_name": 0.8,
      "series_year": 0.7,
      "issue_year": 0.7,
      "issuer": 1.0,
      "signatures": 0.5,
      "printer": 0.5,
      "material": 0.9,
      "dimensions_mm": 0.5,
      "watermark": 0.5,
      "portrait_subject": 0.5,
      "reverse_subject": 0.5,
      "pick_number": 0.9,
      "serial_number": 0.5,
      "front_description": 0.8,
      "back_description": 0.5,
      "historical_notes": 0.8,
      "condition_grade": 0.5
    },
    "overall_confidence": 0.75,
    "flags": [
      "mismatched_pair"
    ]
  }

parsed_json:
  {"country": "Uzbekistan", "currency": "sum", "denomination": "200", "series_year": null, "series_name": null, "series_range": "1994\u20132000", "issue_year": null, "era": "1990_present", "legal_status": "withdrawn", "legal_status_date": null, "predecessor_currency": "Soviet ruble", "successor_currency": null, "issuer": "Central Bank of the Republic of Uzbekistan", "issuer_native": "\u040e\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u043e\u043d \u0420\u0435\u0441\u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0441\u0438 \u041c\u0430\u0440\u043a\u0430\u0437\u0438\u0439 \u0431\u0430\u043d\u043a\u0438", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "microprint", "color_palette": "#dfd88d,#8fc2af,#b2bb8d", "portrait_subject": null, "reverse_subject": null, "themes": "mythology", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-72", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Depicts a mythical creature, symbolizing national folklore.", "back_description": "Image not available from this note pair.", "historical_notes": "This note was part of the first series issued after Uzbekistan declared independence from the Soviet Union in 1991. The series was issued from 1994 until replaced with a new design in 2000.", "language_script": "Cyrillic", "languages": "uz", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 0.9, "series_name": 0.8, "series_year": 0.7, "issue_year": 0.7, "issuer": 1.0, "signatures": 0.5, "printer": 0.5, "material": 0.9, "dimensions_mm": 0.5, "watermark": 0.5, "portrait_subject": 0.5, "reverse_subject": 0.5, "pick_number": 0.9, "serial_number": 0.5, "front_description": 0.8, "back_description": 0.5, "historical_notes": 0.8, "condition_grade": 0.5}, "overall_confidence": 0.75, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 0.9, "series_name": 0.8, "series_year": 0.7, "issue_year": 0.7, "issuer": 1.0, "signatures": 0.5, "printer": 0.5, "material": 0.9, "dimensions_mm": 0.5, "watermark": 0.5, "portrait_subject": 0.5, "reverse_subject": 0.5, "pick_number": 0.9, "serial_number": 0.5, "front_description": 0.8, "back_description": 0.5, "historical_notes": 0.8, "condition_grade": 0.5}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:35:39
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Vietnam",
    "currency": "VND",
    "denomination": "100 Dong (front) / 2000 Dong (back)",
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": "State Bank of Vietnam",
    "issuer_native": "NGÂN HÀNG NHÀ NƯỚC VIỆT NAM",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": "#8b7355,#a8c5a8,#4a4a4a",

    "portrait_subject": "Hồ Chí Minh",
    "reverse_subject": "One Pillar Pagoda",
    "themes": "statesman,architecture,indigenous_culture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "The One Pillar Pagoda (Chùa Một Cột) in Hanoi, one of Vietnam's most iconic Buddhist temples. Originally built in 1049 during the Lý Dynasty by Emperor Lý Thái Tông, it was designed to resemble a lotus blossom rising from the water. The structure was destroyed by French forces in 1954 and rebuilt by the North Vietnamese government, and it remains a symbol of Vietnamese cultural heritage and resilience.",
    "back_description": "Hồ Chí Minh (1890–1969), Vietnamese revolutionary leader, communist politician, and founding father of the Democratic Republic of Vietnam (North Vietnam). He served as Prime Minister (1945–1955) and President (1945–1969) of North Vietnam and led the Việt Minh independence movement. His image has appeared on virtually all Vietnamese banknotes since reunification in 1976, making him the most honoured figure in Vietnamese currency.",
    "historical_notes": "This presents a significant cataloguing challenge: the front displays '100 ĐỒNG' with 'MỘT TRĂM ĐỒNG' (one hundred dong) and the One Pillar Pagoda, while the back displays '2000' with 'HAI NGHÌN ĐỒNG' (two thousand dong) and Hồ Chí Minh's portrait. This mismatch indicates either: (1) a mismatched pair where two different notes have been photographed together, (2) a composite/fantasy note, or (3) an error note. Legitimate Vietnamese banknote series do not feature different denominations on front versus back. The State Bank of Vietnam has issued numerous series since the 1980s featuring Hồ Chí Minh on the obverse with various cultural and economic scenes on the reverse, but with matching denominations. Serial number 'AK 8024531' visible on the back. Without being able to verify this as a legitimate issue, Pick number assignment would be speculative.",
    "language_script": "Latin script, Vietnamese",
    "languages": "vi",

    "serial_number": "AK 8024531",
    "serial_prefix": "AK",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Note shows moderate circulation with visible creasing and edge wear. Paper remains intact with no tears visible.",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 0.5,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.9,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 1.0,
      "reverse_subject": 0.95,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.95,
      "back_description": 1.0,
      "historical_notes": 0.85,
      "condition_grade": 0.8
    },
    "overall_confidence": 0.4,
    "flags": ["mismatched_pair", "unidentified_subject"]
  }
  ```

parsed_json:
  {"country": "Vietnam", "currency": "VND", "denomination": "100 Dong (front) / 2000 Dong (back)", "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": "State Bank of Vietnam", "issuer_native": "NG\u00c2N H\u00c0NG NH\u00c0 N\u01af\u1edaC VI\u1ec6T NAM", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": "#8b7355,#a8c5a8,#4a4a4a", "portrait_subject": "H\u1ed3 Ch\u00ed Minh", "reverse_subject": "One Pillar Pagoda", "themes": "statesman,architecture,indigenous_culture", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "The One Pillar Pagoda (Ch\u00f9a M\u1ed9t C\u1ed9t) in Hanoi, one of Vietnam's most iconic Buddhist temples. Originally built in 1049 during the L\u00fd Dynasty by Emperor L\u00fd Th\u00e1i T\u00f4ng, it was designed to resemble a lotus blossom rising from the water. The structure was destroyed by French forces in 1954 and rebuilt by the North Vietnamese government, and it remains a symbol of Vietnamese cultural heritage and resilience.", "back_description": "H\u1ed3 Ch\u00ed Minh (1890\u20131969), Vietnamese revolutionary leader, communist politician, and founding father of the Democratic Republic of Vietnam (North Vietnam). He served as Prime Minister (1945\u20131955) and President (1945\u20131969) of North Vietnam and led the Vi\u1ec7t Minh independence movement. His image has appeared on virtually all Vietnamese banknotes since reunification in 1976, making him the most honoured figure in Vietnamese currency.", "historical_notes": "This presents a significant cataloguing challenge: the front displays '100 \u0110\u1ed2NG' with 'M\u1ed8T TR\u0102M \u0110\u1ed2NG' (one hundred dong) and the One Pillar Pagoda, while the back displays '2000' with 'HAI NGH\u00ccN \u0110\u1ed2NG' (two thousand dong) and H\u1ed3 Ch\u00ed Minh's portrait. This mismatch indicates either: (1) a mismatched pair where two different notes have been photographed together, (2) a composite/fantasy note, or (3) an error note. Legitimate Vietnamese banknote series do not feature different denominations on front versus back. The State Bank of Vietnam has issued numerous series since the 1980s featuring H\u1ed3 Ch\u00ed Minh on the obverse with various cultural and economic scenes on the reverse, but with matching denominations. Serial number 'AK 8024531' visible on the back. Without being able to verify this as a legitimate issue, Pick number assignment would be speculative.", "language_script": "Latin script, Vietnamese", "languages": "vi", "serial_number": "AK 8024531", "serial_prefix": "AK", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note shows moderate circulation with visible creasing and edge wear. Paper remains intact with no tears visible.", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 0.5, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 1.0, "reverse_subject": 0.95, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.95, "back_description": 1.0, "historical_notes": 0.85, "condition_grade": 0.8}, "overall_confidence": 0.4, "flags": ["mismatched_pair", "unidentified_subject"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 0.5, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 1.0, "reverse_subject": 0.95, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.95, "back_description": 1.0, "historical_notes": 0.85, "condition_grade": 0.8}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:35:39
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": null,
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": null,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "Thiên Mụ Pagoda (Pagoda of the Celestial Lady), located in Huế, Vietnam. Founded in 1601 by Nguyễn Hoàng, the first Nguyễn Lord, it is the oldest pagoda in Huế and one of Vietnam's most iconic Buddhist temples. The seven-story Phước Duyên Tower, built in 1844 under Emperor Thiệu Trị, is the pagoda's most recognizable feature and a symbol of the former imperial capital.",
    "back_description": "Hồ Chí Minh (1890–1969), founder of the Democratic Republic of Vietnam and leader of the Vietnamese independence movement. Known as 'Bác Hồ' (Uncle Ho), he led the Việt Minh against French colonial rule and later guided North Vietnam through much of the Vietnam War. He is the most prominent figure on Vietnamese currency and appears on all current đồng denominations.",
    "historical_notes": "MISMATCHED PAIR: The front image shows a Vietnamese 100 đồng note (P-105) from the 1991 series featuring Thiên Mụ Pagoda, while the back image shows a Vietnamese 2000 đồng note (P-107) dated 1988 featuring Hồ Chí Minh. These are two different banknotes from the State Bank of Vietnam's post-reunification currency series. The 100 đồng with Thiên Mụ Pagoda was issued 1991-1992, while the 2000 đồng with the 1988 date was part of the earlier đổi mới reform-era issues. Both belong to the unified Socialist Republic of Vietnam currency system established after 1975 reunification.",
    "language_script": "vi",
    "languages": "vi",

    "serial_number": "AR 8024531",
    "serial_prefix": "AR",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "The 100 đồng (front image) appears UNC/AU with crisp paper. The 2000 đồng (back image) shows moderate circulation wear with some softness and aging.",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.95,
      "currency": 0.95,
      "denomination": 0.30,
      "series_name": 0.70,
      "series_year": 0.85,
      "issue_year": 0.85,
      "issuer": 0.95,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.90,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.95,
      "reverse_subject": 0.90,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.90,
      "back_description": 0.95,
      "historical_notes": 0.85,
      "condition_grade": 0.75
    },
    "overall_confidence": 0.35,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": null, "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Thi\u00ean M\u1ee5 Pagoda (Pagoda of the Celestial Lady), located in Hu\u1ebf, Vietnam. Founded in 1601 by Nguy\u1ec5n Ho\u00e0ng, the first Nguy\u1ec5n Lord, it is the oldest pagoda in Hu\u1ebf and one of Vietnam's most iconic Buddhist temples. The seven-story Ph\u01b0\u1edbc Duy\u00ean Tower, built in 1844 under Emperor Thi\u1ec7u Tr\u1ecb, is the pagoda's most recognizable feature and a symbol of the former imperial capital.", "back_description": "H\u1ed3 Ch\u00ed Minh (1890\u20131969), founder of the Democratic Republic of Vietnam and leader of the Vietnamese independence movement. Known as 'B\u00e1c H\u1ed3' (Uncle Ho), he led the Vi\u1ec7t Minh against French colonial rule and later guided North Vietnam through much of the Vietnam War. He is the most prominent figure on Vietnamese currency and appears on all current \u0111\u1ed3ng denominations.", "historical_notes": "MISMATCHED PAIR: The front image shows a Vietnamese 100 \u0111\u1ed3ng note (P-105) from the 1991 series featuring Thi\u00ean M\u1ee5 Pagoda, while the back image shows a Vietnamese 2000 \u0111\u1ed3ng note (P-107) dated 1988 featuring H\u1ed3 Ch\u00ed Minh. These are two different banknotes from the State Bank of Vietnam's post-reunification currency series. The 100 \u0111\u1ed3ng with Thi\u00ean M\u1ee5 Pagoda was issued 1991-1992, while the 2000 \u0111\u1ed3ng with the 1988 date was part of the earlier \u0111\u1ed5i m\u1edbi reform-era issues. Both belong to the unified Socialist Republic of Vietnam currency system established after 1975 reunification.", "language_script": "vi", "languages": "vi", "serial_number": "AR 8024531", "serial_prefix": "AR", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "The 100 \u0111\u1ed3ng (front image) appears UNC/AU with crisp paper. The 2000 \u0111\u1ed3ng (back image) shows moderate circulation wear with some softness and aging.", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.95, "currency": 0.95, "denomination": 0.3, "series_name": 0.7, "series_year": 0.85, "issue_year": 0.85, "issuer": 0.95, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.95, "reverse_subject": 0.9, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.85, "condition_grade": 0.75}, "overall_confidence": 0.35, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.95, "currency": 0.95, "denomination": 0.3, "series_name": 0.7, "series_year": 0.85, "issue_year": 0.85, "issuer": 0.95, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.95, "reverse_subject": 0.9, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.9, "back_description": 0.95, "historical_notes": 0.85, "condition_grade": 0.75}


provider: openai
model: gpt-4o
status: ok
created_at: 2026-05-10 07:35:39
prompt_version: v3-year-reasoning
raw_response:
  {
    "country": "Vietnam",
    "currency": "Vietnamese đồng",
    "denomination": "100 đồng (front) & 2000 đồng (back)",
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,
    "issuer": "State Bank of Vietnam",
    "issuer_native": "Ngân hàng Nhà nước Việt Nam",
    "signatures": null,
    "printer": null,
    "engraver": null,
    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,
    "portrait_subject": "Ho Chi Minh",
    "reverse_subject": "Buddhist pagoda",
    "themes": "political_leader, architecture, religion",
    "commemorative": false,
    "commemorative_occasion": null,
    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,
    "front_description": "The note depicts a Buddhist pagoda, which is a significant architectural and cultural symbol in Vietnam.",
    "back_description": "Portrait of Ho Chi Minh, the revolutionary leader and former President of Vietnam, known for his role in the Vietnamese independence movement.",
    "historical_notes": "The denominations are inconsistent, indicating they are from different series. The 100 đồng note typically features cultural or historical landmarks, while the 2000 đồng note features Ho Chi Minh as a homage to his leadership.",
    "language_script": "Vietnamese",
    "languages": "vi",
    "serial_number": "AR 8024531",
    "serial_prefix": "AR",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,
    "condition_grade": "unknown",
    "condition_notes": null,
    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,
    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 0.9,
      "series_name": 0.0,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 0.9,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.8,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.9,
      "reverse_subject": 0.7,
      "pick_number": 0.0,
      "serial_number": 0.9,
      "front_description": 0.8,
      "back_description": 0.9,
      "historical_notes": 0.7,
      "condition_grade": 0.0
    },
    "overall_confidence": 0.75,
    "flags": ["mismatched_pair"]
  }

parsed_json:
  {"country": "Vietnam", "currency": "Vietnamese \u0111\u1ed3ng", "denomination": "100 \u0111\u1ed3ng (front) & 2000 \u0111\u1ed3ng (back)", "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": "State Bank of Vietnam", "issuer_native": "Ng\u00e2n h\u00e0ng Nh\u00e0 n\u01b0\u1edbc Vi\u1ec7t Nam", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": "Ho Chi Minh", "reverse_subject": "Buddhist pagoda", "themes": "political_leader, architecture, religion", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "The note depicts a Buddhist pagoda, which is a significant architectural and cultural symbol in Vietnam.", "back_description": "Portrait of Ho Chi Minh, the revolutionary leader and former President of Vietnam, known for his role in the Vietnamese independence movement.", "historical_notes": "The denominations are inconsistent, indicating they are from different series. The 100 \u0111\u1ed3ng note typically features cultural or historical landmarks, while the 2000 \u0111\u1ed3ng note features Ho Chi Minh as a homage to his leadership.", "language_script": "Vietnamese", "languages": "vi", "serial_number": "AR 8024531", "serial_prefix": "AR", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "unknown", "condition_notes": null, "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 0.9, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.9, "signatures": 0.0, "printer": 0.0, "material": 0.8, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.9, "reverse_subject": 0.7, "pick_number": 0.0, "serial_number": 0.9, "front_description": 0.8, "back_description": 0.9, "historical_notes": 0.7, "condition_grade": 0.0}, "overall_confidence": 0.75, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 0.9, "series_name": 0.0, "series_year": 0.0, "issue_year": 0.0, "issuer": 0.9, "signatures": 0.0, "printer": 0.0, "material": 0.8, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.9, "reverse_subject": 0.7, "pick_number": 0.0, "serial_number": 0.9, "front_description": 0.8, "back_description": 0.9, "historical_notes": 0.7, "condition_grade": 0.0}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:36:15
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Vietnam",
    "currency": "VND",
    "denomination": "5000",
    "series_year": "1991",
    "series_name": "1991 series",
    "series_range": "1991-2003",
    "issue_year": "1991",
    "era": "1990_present",
    "legal_status": "demonetized",
    "legal_status_date": "2003",
    "predecessor_currency": "Đồng (1985 series)",
    "successor_currency": "Đồng (2003 polymer series)",

    "issuer": "State Bank of Vietnam",
    "issuer_native": "Ngân Hàng Nhà Nước Việt Nam",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "150x67",
    "watermark": "Portrait of Ho Chi Minh in clear field at left",
    "security_features": "watermark,intaglio,microprint",
    "color_palette": "#d4c5a0,#5a7fa0,#8b4513",

    "portrait_subject": "Ho Chi Minh",
    "reverse_subject": "Textile factory workers",
    "themes": "statesman,industry",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-102",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Textile factory workers operating industrial looms in a modern manufacturing facility. The scene depicts Vietnam's industrialization efforts in the post-reunification era, showing the textile industry which became a major economic sector. The workers are shown at power looms, representing the transition from agricultural to industrial economy that characterized Vietnam's economic reforms (Đổi Mới) beginning in 1986.",
    "back_description": "Ho Chi Minh (1890-1969), founding father of modern Vietnam, revolutionary leader, and first President of the Democratic Republic of Vietnam (North Vietnam) from 1945 until his death. He led the Viet Minh independence movement and is revered as the principal architect of Vietnamese independence from French colonial rule and reunification. His portrait has appeared on Vietnamese currency since 1946 and remains the primary motif on all modern Vietnamese đồng banknotes.",
    "historical_notes": "This note belongs to the 1991 series issued by the State Bank of Vietnam (Ngân Hàng Nhà Nước Việt Nam) following Vietnam's economic reforms. The 1991 series was printed with the year '1991' clearly visible on the reverse. This series circulated during a period of significant economic transition as Vietnam opened to market reforms while maintaining socialist political structure. The 5,000 đồng denomination was a mid-range note during this period of relatively high inflation. The series was gradually replaced beginning in 2003 with the introduction of polymer notes featuring updated designs and enhanced security features. These paper notes were withdrawn from circulation as the newer polymer series was rolled out through the 2000s.",
    "language_script": "Latin script (Quốc ngữ - Romanized Vietnamese)",
    "languages": "vi",

    "serial_number": "XO 0302022",
    "serial_prefix": "XO",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "XF",
    "condition_notes": "Light center fold visible, minor edge wear, generally well-preserved",

    "estimated_value_low": 1,
    "estimated_value_high": 5,
    "value_currency": "USD",

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 1.0,
      "series_name": 0.95,
      "series_year": 1.0,
      "issue_year": 1.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.3,
      "material": 1.0,
      "dimensions_mm": 0.85,
      "watermark": 0.9,
      "portrait_subject": 1.0,
      "reverse_subject": 0.9,
      "pick_number": 0.95,
      "serial_number": 0.95,
      "front_description": 0.9,
      "back_description": 1.0,
      "historical_notes": 0.9,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.92,
    "flags": []
  }
  ```

parsed_json:
  {"country": "Vietnam", "currency": "VND", "denomination": "5000", "series_year": "1991", "series_name": "1991 series", "series_range": "1991-2003", "issue_year": "1991", "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "2003", "predecessor_currency": "\u0110\u1ed3ng (1985 series)", "successor_currency": "\u0110\u1ed3ng (2003 polymer series)", "issuer": "State Bank of Vietnam", "issuer_native": "Ng\u00e2n H\u00e0ng Nh\u00e0 N\u01b0\u1edbc Vi\u1ec7t Nam", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "150x67", "watermark": "Portrait of Ho Chi Minh in clear field at left", "security_features": "watermark,intaglio,microprint", "color_palette": "#d4c5a0,#5a7fa0,#8b4513", "portrait_subject": "Ho Chi Minh", "reverse_subject": "Textile factory workers", "themes": "statesman,industry", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-102", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Textile factory workers operating industrial looms in a modern manufacturing facility. The scene depicts Vietnam's industrialization efforts in the post-reunification era, showing the textile industry which became a major economic sector. The workers are shown at power looms, representing the transition from agricultural to industrial economy that characterized Vietnam's economic reforms (\u0110\u1ed5i M\u1edbi) beginning in 1986.", "back_description": "Ho Chi Minh (1890-1969), founding father of modern Vietnam, revolutionary leader, and first President of the Democratic Republic of Vietnam (North Vietnam) from 1945 until his death. He led the Viet Minh independence movement and is revered as the principal architect of Vietnamese independence from French colonial rule and reunification. His portrait has appeared on Vietnamese currency since 1946 and remains the primary motif on all modern Vietnamese \u0111\u1ed3ng banknotes.", "historical_notes": "This note belongs to the 1991 series issued by the State Bank of Vietnam (Ng\u00e2n H\u00e0ng Nh\u00e0 N\u01b0\u1edbc Vi\u1ec7t Nam) following Vietnam's economic reforms. The 1991 series was printed with the year '1991' clearly visible on the reverse. This series circulated during a period of significant economic transition as Vietnam opened to market reforms while maintaining socialist political structure. The 5,000 \u0111\u1ed3ng denomination was a mid-range note during this period of relatively high inflation. The series was gradually replaced beginning in 2003 with the introduction of polymer notes featuring updated designs and enhanced security features. These paper notes were withdrawn from circulation as the newer polymer series was rolled out through the 2000s.", "language_script": "Latin script (Qu\u1ed1c ng\u1eef - Romanized Vietnamese)", "languages": "vi", "serial_number": "XO 0302022", "serial_prefix": "XO", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "XF", "condition_notes": "Light center fold visible, minor edge wear, generally well-preserved", "estimated_value_low": 1, "estimated_value_high": 5, "value_currency": "USD", "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.3, "material": 1.0, "dimensions_mm": 0.85, "watermark": 0.9, "portrait_subject": 1.0, "reverse_subject": 0.9, "pick_number": 0.95, "serial_number": 0.95, "front_description": 0.9, "back_description": 1.0, "historical_notes": 0.9, "condition_grade": 0.85}, "overall_confidence": 0.92, "flags": []}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 1.0, "series_name": 0.95, "series_year": 1.0, "issue_year": 1.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.3, "material": 1.0, "dimensions_mm": 0.85, "watermark": 0.9, "portrait_subject": 1.0, "reverse_subject": 0.9, "pick_number": 0.95, "serial_number": 0.95, "front_description": 0.9, "back_description": 1.0, "historical_notes": 0.9, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:36:33
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Vietnam",
    "currency": "VND",
    "denomination": "2000 Dong (front) / 500 Dong (back)",
    "series_year": null,
    "series_name": null,
    "series_range": "1985-1991",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "demonetized",
    "legal_status_date": "1991",
    "predecessor_currency": "Dong (pre-reform)",
    "successor_currency": "Dong (reformed 1985 issue)",

    "issuer": "State Bank of Vietnam",
    "issuer_native": "Ngân Hàng Nhà Nước Việt Nam",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "microprint,intaglio",
    "color_palette": "#8b4513,#f5deb3,#87ceeb",

    "portrait_subject": null,
    "reverse_subject": "Cargo port with loading cranes and vessels",
    "themes": "industry,transport,agriculture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "Textile factory interior scene showing industrial textile production with workers operating spinning machinery and fabric manufacturing equipment. This represents Vietnam's post-reunification emphasis on industrial development and socialist economic reconstruction during the 1980s, depicting the nation's textile industry as a key sector of the command economy.",
    "back_description": "Cargo port with loading cranes and vessels at dock, representing Vietnam's maritime trade infrastructure. The scene depicts industrial port facilities with modern cranes loading or unloading cargo ships, symbolizing the country's efforts to develop international trade capacity and modernize transportation infrastructure during the post-war reconstruction period.",
    "historical_notes": "This note presents a denomination mismatch: the front displays '2000 HAI NGHIN DONG' while the back shows '500 NĂM TRĂM DONG', indicating these are likely two separate notes photographed together or a mismatched pair. The design belongs to Vietnam's 1985-1991 banknote series issued by the State Bank of Vietnam (Ngân Hàng Nhà Nước Việt Nam) during the socialist period before the đổi mới economic reforms took full effect. These notes featured socialist themes emphasizing industrial and agricultural production. The series was eventually withdrawn as Vietnam moved toward a market economy and issued new currency designs in the 1990s. The brown and beige color scheme with light blue accents is characteristic of Vietnamese notes from this era. Without visible serial numbers, signatures, or printed dates, precise attribution to specific Pick numbers requires further verification. The textile industry and port infrastructure themes reflect the government's focus on building productive capacity in the post-reunification economy.",
    "language_script": "Latin",
    "languages": "vi",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Note appears circulated with visible signs of handling but retains good detail",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 0.95,
      "series_name": 0.3,
      "series_year": 0.0,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.9,
      "pick_number": 0.0,
      "serial_number": 0.0,
      "front_description": 0.85,
      "back_description": 0.9,
      "historical_notes": 0.8,
      "condition_grade": 0.7
    },
    "overall_confidence": 0.65,
    "flags": ["mismatched_pair", "cropped"]
  }
  ```

parsed_json:
  {"country": "Vietnam", "currency": "VND", "denomination": "2000 Dong (front) / 500 Dong (back)", "series_year": null, "series_name": null, "series_range": "1985-1991", "issue_year": null, "era": "1946_1989", "legal_status": "demonetized", "legal_status_date": "1991", "predecessor_currency": "Dong (pre-reform)", "successor_currency": "Dong (reformed 1985 issue)", "issuer": "State Bank of Vietnam", "issuer_native": "Ng\u00e2n H\u00e0ng Nh\u00e0 N\u01b0\u1edbc Vi\u1ec7t Nam", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "microprint,intaglio", "color_palette": "#8b4513,#f5deb3,#87ceeb", "portrait_subject": null, "reverse_subject": "Cargo port with loading cranes and vessels", "themes": "industry,transport,agriculture", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Textile factory interior scene showing industrial textile production with workers operating spinning machinery and fabric manufacturing equipment. This represents Vietnam's post-reunification emphasis on industrial development and socialist economic reconstruction during the 1980s, depicting the nation's textile industry as a key sector of the command economy.", "back_description": "Cargo port with loading cranes and vessels at dock, representing Vietnam's maritime trade infrastructure. The scene depicts industrial port facilities with modern cranes loading or unloading cargo ships, symbolizing the country's efforts to develop international trade capacity and modernize transportation infrastructure during the post-war reconstruction period.", "historical_notes": "This note presents a denomination mismatch: the front displays '2000 HAI NGHIN DONG' while the back shows '500 N\u0102M TR\u0102M DONG', indicating these are likely two separate notes photographed together or a mismatched pair. The design belongs to Vietnam's 1985-1991 banknote series issued by the State Bank of Vietnam (Ng\u00e2n H\u00e0ng Nh\u00e0 N\u01b0\u1edbc Vi\u1ec7t Nam) during the socialist period before the \u0111\u1ed5i m\u1edbi economic reforms took full effect. These notes featured socialist themes emphasizing industrial and agricultural production. The series was eventually withdrawn as Vietnam moved toward a market economy and issued new currency designs in the 1990s. The brown and beige color scheme with light blue accents is characteristic of Vietnamese notes from this era. Without visible serial numbers, signatures, or printed dates, precise attribution to specific Pick numbers requires further verification. The textile industry and port infrastructure themes reflect the government's focus on building productive capacity in the post-reunification economy.", "language_script": "Latin", "languages": "vi", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note appears circulated with visible signs of handling but retains good detail", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 0.95, "series_name": 0.3, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.9, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.8, "condition_grade": 0.7}, "overall_confidence": 0.65, "flags": ["mismatched_pair", "cropped"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 0.95, "series_name": 0.3, "series_year": 0.0, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.9, "pick_number": 0.0, "serial_number": 0.0, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.8, "condition_grade": 0.7}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:36:33
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Vietnam",
    "currency": "VND",
    "denomination": "2000",
    "series_year": "1988",
    "series_name": "1985-1991 Issue",
    "series_range": "1985–1991",
    "issue_year": null,
    "era": "1946_1989",
    "legal_status": "withdrawn",
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": "State Bank of Vietnam",
    "issuer_native": "Ngân Hàng Nhà Nước Việt Nam",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": "134x65",
    "watermark": null,
    "security_features": "microprint",
    "color_palette": "#8B7355,#4682B4,#CD5C5C",

    "portrait_subject": null,
    "reverse_subject": "Textile factory workers",
    "themes": "industry,agriculture",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": "P-107a",
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": "common",

    "front_description": "Female workers operating textile machinery in a spinning mill, representing Vietnam's post-war industrialization and the development of the textile sector, which was a key component of socialist economic planning. The scene emphasizes the role of women in industrial production and the modernization of Vietnamese manufacturing capabilities during the late 1980s.",
    "back_description": "MISMATCHED NOTE: The reverse shows a 500 đồng note (Năm Trăm Đồng) featuring Haiphong Port with cargo ships and cranes, depicting Vietnam's maritime commerce and international trade infrastructure. Haiphong is Vietnam's third-largest city and principal northern seaport, crucial for both domestic industry and export activities.",
    "historical_notes": "These images represent TWO DIFFERENT DENOMINATIONS from the same 1985-1991 Vietnamese đồng series. The front is a 2000 đồng note (Hai Nghìn Đồng) while the back image is from a 500 đồng note (Năm Trăm Đồng). Both belong to the series issued after Vietnam's 1985 currency reform when the đồng was redenominated at 10 old đồng = 1 new đồng. This series featured scenes of Vietnamese industry, agriculture, and infrastructure rather than portraits, reflecting socialist realist themes of national development. The 2000 đồng (P-107) features textile workers, while the 500 đồng (P-101) depicts port facilities. Both denominations have been superseded by polymer notes in later series.",
    "language_script": "Latin (Vietnamese)",
    "languages": "vi",

    "serial_number": null,
    "serial_prefix": null,
    "serial_suffix": null,
    "replacement_note": null,
    "replacement_indicator": null,

    "condition_grade": "UNC",
    "condition_notes": "Both notes appear uncirculated with crisp paper and sharp corners",

    "estimated_value_low": 1,
    "estimated_value_high": 3,
    "value_currency": "USD",

    "field_confidence": {
      "country": 0.99,
      "currency": 0.99,
      "denomination": 0.95,
      "series_name": 0.85,
      "series_year": 0.80,
      "issue_year": 0.0,
      "issuer": 0.99,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.75,
      "watermark": 0.0,
      "portrait_subject": 0.0,
      "reverse_subject": 0.85,
      "pick_number": 0.80,
      "serial_number": 0.0,
      "front_description": 0.90,
      "back_description": 0.90,
      "historical_notes": 0.85,
      "condition_grade": 0.85
    },
    "overall_confidence": 0.45,
    "flags": ["mismatched_pair"]
  }
  ```

parsed_json:
  {"country": "Vietnam", "currency": "VND", "denomination": "2000", "series_year": "1988", "series_name": "1985-1991 Issue", "series_range": "1985\u20131991", "issue_year": null, "era": "1946_1989", "legal_status": "withdrawn", "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": "State Bank of Vietnam", "issuer_native": "Ng\u00e2n H\u00e0ng Nh\u00e0 N\u01b0\u1edbc Vi\u1ec7t Nam", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": "134x65", "watermark": null, "security_features": "microprint", "color_palette": "#8B7355,#4682B4,#CD5C5C", "portrait_subject": null, "reverse_subject": "Textile factory workers", "themes": "industry,agriculture", "commemorative": false, "commemorative_occasion": null, "pick_number": "P-107a", "krause_id": null, "wpm_id": null, "rarity_tier": "common", "front_description": "Female workers operating textile machinery in a spinning mill, representing Vietnam's post-war industrialization and the development of the textile sector, which was a key component of socialist economic planning. The scene emphasizes the role of women in industrial production and the modernization of Vietnamese manufacturing capabilities during the late 1980s.", "back_description": "MISMATCHED NOTE: The reverse shows a 500 \u0111\u1ed3ng note (N\u0103m Tr\u0103m \u0110\u1ed3ng) featuring Haiphong Port with cargo ships and cranes, depicting Vietnam's maritime commerce and international trade infrastructure. Haiphong is Vietnam's third-largest city and principal northern seaport, crucial for both domestic industry and export activities.", "historical_notes": "These images represent TWO DIFFERENT DENOMINATIONS from the same 1985-1991 Vietnamese \u0111\u1ed3ng series. The front is a 2000 \u0111\u1ed3ng note (Hai Ngh\u00ecn \u0110\u1ed3ng) while the back image is from a 500 \u0111\u1ed3ng note (N\u0103m Tr\u0103m \u0110\u1ed3ng). Both belong to the series issued after Vietnam's 1985 currency reform when the \u0111\u1ed3ng was redenominated at 10 old \u0111\u1ed3ng = 1 new \u0111\u1ed3ng. This series featured scenes of Vietnamese industry, agriculture, and infrastructure rather than portraits, reflecting socialist realist themes of national development. The 2000 \u0111\u1ed3ng (P-107) features textile workers, while the 500 \u0111\u1ed3ng (P-101) depicts port facilities. Both denominations have been superseded by polymer notes in later series.", "language_script": "Latin (Vietnamese)", "languages": "vi", "serial_number": null, "serial_prefix": null, "serial_suffix": null, "replacement_note": null, "replacement_indicator": null, "condition_grade": "UNC", "condition_notes": "Both notes appear uncirculated with crisp paper and sharp corners", "estimated_value_low": 1, "estimated_value_high": 3, "value_currency": "USD", "field_confidence": {"country": 0.99, "currency": 0.99, "denomination": 0.95, "series_name": 0.85, "series_year": 0.8, "issue_year": 0.0, "issuer": 0.99, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.75, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.85, "pick_number": 0.8, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.9, "historical_notes": 0.85, "condition_grade": 0.85}, "overall_confidence": 0.45, "flags": ["mismatched_pair"]}

field_confidence:
  {"country": 0.99, "currency": 0.99, "denomination": 0.95, "series_name": 0.85, "series_year": 0.8, "issue_year": 0.0, "issuer": 0.99, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.75, "watermark": 0.0, "portrait_subject": 0.0, "reverse_subject": 0.85, "pick_number": 0.8, "serial_number": 0.0, "front_description": 0.9, "back_description": 0.9, "historical_notes": 0.85, "condition_grade": 0.85}


provider: anthropic
model: claude-sonnet-4-5
status: ok
created_at: 2026-05-10 07:36:34
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": "Vietnam",
    "currency": "VND",
    "denomination": "5000 Dong (front) / 2000 Dong (back)",
    "series_year": null,
    "series_name": "Cotton fiber series",
    "series_range": "1987–1991",
    "issue_year": null,
    "era": "1990_present",
    "legal_status": "demonetized",
    "legal_status_date": "1991",
    "predecessor_currency": null,
    "successor_currency": "New Dong (1985 revaluation series)",

    "issuer": "State Bank of Vietnam",
    "issuer_native": "Ngân Hàng Nhà Nước Việt Nam",
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": "paper",
    "dimensions_mm": null,
    "watermark": null,
    "security_features": "microprint,intaglio",
    "color_palette": "#d4c5a0,#8b7355,#a0c5a0",

    "portrait_subject": "Ho Chi Minh",
    "reverse_subject": "Industrial hydroelectric facility",
    "themes": "statesman,industry,infrastructure",
    "commemorative": false,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "Industrial hydroelectric facility with dam, power transmission towers, and construction cranes. This scene represents Vietnam's post-reunification industrialization and infrastructure development efforts, particularly the expansion of electrical power generation capacity in the 1980s. The denomination shown is 5000 Dong with the text 'NAM NGHIN DONG' (five thousand dong) partially visible beneath the holder's fingers.",
    "back_description": "Ho Chi Minh (1890–1969), Vietnamese revolutionary leader and founding president of the Democratic Republic of Vietnam (North Vietnam). He led the Viet Minh independence movement against French colonial rule and later guided North Vietnam during the Vietnam War; he is the most frequently depicted figure on Vietnamese currency and is regarded as the father of modern Vietnam. The denomination on this side is 2000 Dong (HAI NGHIN DONG), and the national emblem of Vietnam appears at left.",
    "historical_notes": "This note exhibits a denomination mismatch between front (5000 Dong) and back (2000 Dong), which is highly unusual and indicates either a mismatched pair of notes from different denominations or a significant printing error. The front matches the 1987–1991 cotton-fiber series 5000 Dong notes which featured industrial themes emphasizing socialist economic development. The back matches the 2000 Dong denomination from the same series. Both denominations were demonetized during the 1985–1991 currency reforms as Vietnam transitioned from the old dong to the new dong, combating hyperinflation that had devastated the currency. The serial number 'GM 1267081' is visible on the back. Without being able to examine both notes separately, it is impossible to determine which denomination this actually represents, though the physical mismatch strongly suggests these are two different notes photographed together rather than a single genuine banknote.",
    "language_script": "Latin script, Vietnamese",
    "languages": "vi",

    "serial_number": "GM 1267081",
    "serial_prefix": "GM",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "VF",
    "condition_notes": "Note shows circulation wear, moderate handling, some soiling. Edges appear intact.",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 1.0,
      "currency": 1.0,
      "denomination": 0.5,
      "series_name": 0.75,
      "series_year": 0.7,
      "issue_year": 0.0,
      "issuer": 1.0,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.95,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 1.0,
      "reverse_subject": 0.85,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.85,
      "back_description": 0.95,
      "historical_notes": 0.8,
      "condition_grade": 0.75
    },
    "overall_confidence": 0.55,
    "flags": ["mismatched_pair", "foreign_object", "partial_note"]
  }
  ```

parsed_json:
  {"country": "Vietnam", "currency": "VND", "denomination": "5000 Dong (front) / 2000 Dong (back)", "series_year": null, "series_name": "Cotton fiber series", "series_range": "1987\u20131991", "issue_year": null, "era": "1990_present", "legal_status": "demonetized", "legal_status_date": "1991", "predecessor_currency": null, "successor_currency": "New Dong (1985 revaluation series)", "issuer": "State Bank of Vietnam", "issuer_native": "Ng\u00e2n H\u00e0ng Nh\u00e0 N\u01b0\u1edbc Vi\u1ec7t Nam", "signatures": null, "printer": null, "engraver": null, "material": "paper", "dimensions_mm": null, "watermark": null, "security_features": "microprint,intaglio", "color_palette": "#d4c5a0,#8b7355,#a0c5a0", "portrait_subject": "Ho Chi Minh", "reverse_subject": "Industrial hydroelectric facility", "themes": "statesman,industry,infrastructure", "commemorative": false, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "Industrial hydroelectric facility with dam, power transmission towers, and construction cranes. This scene represents Vietnam's post-reunification industrialization and infrastructure development efforts, particularly the expansion of electrical power generation capacity in the 1980s. The denomination shown is 5000 Dong with the text 'NAM NGHIN DONG' (five thousand dong) partially visible beneath the holder's fingers.", "back_description": "Ho Chi Minh (1890\u20131969), Vietnamese revolutionary leader and founding president of the Democratic Republic of Vietnam (North Vietnam). He led the Viet Minh independence movement against French colonial rule and later guided North Vietnam during the Vietnam War; he is the most frequently depicted figure on Vietnamese currency and is regarded as the father of modern Vietnam. The denomination on this side is 2000 Dong (HAI NGHIN DONG), and the national emblem of Vietnam appears at left.", "historical_notes": "This note exhibits a denomination mismatch between front (5000 Dong) and back (2000 Dong), which is highly unusual and indicates either a mismatched pair of notes from different denominations or a significant printing error. The front matches the 1987\u20131991 cotton-fiber series 5000 Dong notes which featured industrial themes emphasizing socialist economic development. The back matches the 2000 Dong denomination from the same series. Both denominations were demonetized during the 1985\u20131991 currency reforms as Vietnam transitioned from the old dong to the new dong, combating hyperinflation that had devastated the currency. The serial number 'GM 1267081' is visible on the back. Without being able to examine both notes separately, it is impossible to determine which denomination this actually represents, though the physical mismatch strongly suggests these are two different notes photographed together rather than a single genuine banknote.", "language_script": "Latin script, Vietnamese", "languages": "vi", "serial_number": "GM 1267081", "serial_prefix": "GM", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "VF", "condition_notes": "Note shows circulation wear, moderate handling, some soiling. Edges appear intact.", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 1.0, "currency": 1.0, "denomination": 0.5, "series_name": 0.75, "series_year": 0.7, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 1.0, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.95, "historical_notes": 0.8, "condition_grade": 0.75}, "overall_confidence": 0.55, "flags": ["mismatched_pair", "foreign_object", "partial_note"]}

field_confidence:
  {"country": 1.0, "currency": 1.0, "denomination": 0.5, "series_name": 0.75, "series_year": 0.7, "issue_year": 0.0, "issuer": 1.0, "signatures": 0.0, "printer": 0.0, "material": 0.95, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 1.0, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.95, "historical_notes": 0.8, "condition_grade": 0.75}


provider: anthropic
model: claude-opus-4-5
status: ok
created_at: 2026-05-10 07:36:34
prompt_version: v3-year-reasoning
raw_response:
  ```json
  {
    "country": null,
    "currency": null,
    "denomination": null,
    "series_year": null,
    "series_name": null,
    "series_range": null,
    "issue_year": null,
    "era": null,
    "legal_status": null,
    "legal_status_date": null,
    "predecessor_currency": null,
    "successor_currency": null,

    "issuer": null,
    "issuer_native": null,
    "signatures": null,
    "printer": null,
    "engraver": null,

    "material": null,
    "dimensions_mm": null,
    "watermark": null,
    "security_features": null,
    "color_palette": null,

    "portrait_subject": null,
    "reverse_subject": null,
    "themes": null,
    "commemorative": null,
    "commemorative_occasion": null,

    "pick_number": null,
    "krause_id": null,
    "wpm_id": null,
    "rarity_tier": null,

    "front_description": "The images provided are mismatched - they show two different Vietnamese banknotes. The first image shows the back of a 5000 đồng note featuring the Trị An Hydroelectric Power Plant, a major infrastructure project completed in 1991 in Đồng Nai Province with Soviet assistance, representing Vietnam's post-war industrialization efforts.",
    "back_description": "The second image shows the front of a 2000 đồng note dated 1988, featuring Hồ Chí Minh (1890-1969), founder of the Democratic Republic of Vietnam and leader of the Vietnamese independence movement. The note bears the state emblem of the Socialist Republic of Vietnam and text 'CỘNG HÒA XÃ HỘI CHỦ NGHĨA VIỆT NAM' (Socialist Republic of Vietnam).",
    "historical_notes": "These two images do not represent the front and back of the same banknote. Image 1 is the reverse of a 5000 đồng note (likely P-108), showing industrial development themes. Image 2 is the obverse of a 2000 đồng note (P-107) dated 1988. Both are from the State Bank of Vietnam's paper currency series issued during the Đổi Mới economic reforms of the late 1980s. The mismatched denominations (5000 vs 2000) confirm these are different notes.",
    "language_script": "Latin, Vietnamese",
    "languages": "vi",

    "serial_number": "GM 1267081",
    "serial_prefix": "GM",
    "serial_suffix": null,
    "replacement_note": false,
    "replacement_indicator": null,

    "condition_grade": "AU",
    "condition_notes": "The 2000 đồng note appears AU with minimal wear; the 5000 đồng note shows some handling but is largely intact",

    "estimated_value_low": null,
    "estimated_value_high": null,
    "value_currency": null,

    "field_confidence": {
      "country": 0.95,
      "currency": 0.95,
      "denomination": 0.3,
      "series_name": 0.7,
      "series_year": 0.9,
      "issue_year": 0.9,
      "issuer": 0.95,
      "signatures": 0.0,
      "printer": 0.0,
      "material": 0.9,
      "dimensions_mm": 0.0,
      "watermark": 0.0,
      "portrait_subject": 0.95,
      "reverse_subject": 0.85,
      "pick_number": 0.0,
      "serial_number": 0.95,
      "front_description": 0.85,
      "back_description": 0.9,
      "historical_notes": 0.85,
      "condition_grade": 0.7
    },
    "overall_confidence": 0.25,
    "flags": ["mismatched_pair", "obscured"]
  }
  ```

parsed_json:
  {"country": null, "currency": null, "denomination": null, "series_year": null, "series_name": null, "series_range": null, "issue_year": null, "era": null, "legal_status": null, "legal_status_date": null, "predecessor_currency": null, "successor_currency": null, "issuer": null, "issuer_native": null, "signatures": null, "printer": null, "engraver": null, "material": null, "dimensions_mm": null, "watermark": null, "security_features": null, "color_palette": null, "portrait_subject": null, "reverse_subject": null, "themes": null, "commemorative": null, "commemorative_occasion": null, "pick_number": null, "krause_id": null, "wpm_id": null, "rarity_tier": null, "front_description": "The images provided are mismatched - they show two different Vietnamese banknotes. The first image shows the back of a 5000 \u0111\u1ed3ng note featuring the Tr\u1ecb An Hydroelectric Power Plant, a major infrastructure project completed in 1991 in \u0110\u1ed3ng Nai Province with Soviet assistance, representing Vietnam's post-war industrialization efforts.", "back_description": "The second image shows the front of a 2000 \u0111\u1ed3ng note dated 1988, featuring H\u1ed3 Ch\u00ed Minh (1890-1969), founder of the Democratic Republic of Vietnam and leader of the Vietnamese independence movement. The note bears the state emblem of the Socialist Republic of Vietnam and text 'C\u1ed8NG H\u00d2A X\u00c3 H\u1ed8I CH\u1ee6 NGH\u0128A VI\u1ec6T NAM' (Socialist Republic of Vietnam).", "historical_notes": "These two images do not represent the front and back of the same banknote. Image 1 is the reverse of a 5000 \u0111\u1ed3ng note (likely P-108), showing industrial development themes. Image 2 is the obverse of a 2000 \u0111\u1ed3ng note (P-107) dated 1988. Both are from the State Bank of Vietnam's paper currency series issued during the \u0110\u1ed5i M\u1edbi economic reforms of the late 1980s. The mismatched denominations (5000 vs 2000) confirm these are different notes.", "language_script": "Latin, Vietnamese", "languages": "vi", "serial_number": "GM 1267081", "serial_prefix": "GM", "serial_suffix": null, "replacement_note": false, "replacement_indicator": null, "condition_grade": "AU", "condition_notes": "The 2000 \u0111\u1ed3ng note appears AU with minimal wear; the 5000 \u0111\u1ed3ng note shows some handling but is largely intact", "estimated_value_low": null, "estimated_value_high": null, "value_currency": null, "field_confidence": {"country": 0.95, "currency": 0.95, "denomination": 0.3, "series_name": 0.7, "series_year": 0.9, "issue_year": 0.9, "issuer": 0.95, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.95, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.85, "condition_grade": 0.7}, "overall_confidence": 0.25, "flags": ["mismatched_pair", "obscured"]}

field_confidence:
  {"country": 0.95, "currency": 0.95, "denomination": 0.3, "series_name": 0.7, "series_year": 0.9, "issue_year": 0.9, "issuer": 0.95, "signatures": 0.0, "printer": 0.0, "material": 0.9, "dimensions_mm": 0.0, "watermark": 0.0, "portrait_subject": 0.95, "reverse_subject": 0.85, "pick_number": 0.0, "serial_number": 0.95, "front_description": 0.85, "back_description": 0.9, "historical_notes": 0.85, "condition_grade": 0.7}


