{
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 "description": "Append-only Evidence Passport records. Old revisions are immutable; corrections create a new revision and preserve the previous permalink.",
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  "id": "moscow-troika-card",
  "title": "Troika Transit Card",
  "canonicalUrl": "https://1001smartcities.org/projects/moscow-troika-card/"
 },
 "currentRevisionId": "2026-08-20-source-dates",
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     }
    },
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    },
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      "text": "2.78 million fully Russian-made Troika cards issued by January 2025",
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      "text": "more than 90 percent of metro trips paid using them",
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      "id": "src-3c055da400721c91",
      "title": "NFCW — Moscow Metro rolls out virtual Troika",
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      "title": "TASS — Samsung Pay statement, March 2022",
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       "status": "record-date-only"
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      "locator": {
       "type": "descriptive-source-note",
       "value": "Trade wiki reprinting the deputy mayor's 16 January 2025 announcement: chip-module line opened December 2023; 2.78 million fully Russian-made cards issued since. Used only for that reprinted official announcement.",
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      },
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     "claimsMapped": 9,
     "sourcesTotal": 5,
     "sourcesUsedByClaims": 5,
     "sourcesWithPublicationDate": 0,
     "sourcesWithArchive": 0,
     "sourcesWithExactLocator": 0,
     "sourcesWithContentHash": 0
    },
    "limits": [
     "Publisher names and source languages have not yet been classified; domains are recorded without guessing.",
     "Existing source notes are descriptive locators, not page- or paragraph-exact citations.",
     "A missing archive, publication date or content hash is shown as null rather than inferred.",
     "The project-level evidence grade ranks the strongest source in the entry; it is not a truth score for every claim."
    ]
   }
  },
  {
   "id": "2026-08-20-source-dates",
   "createdAt": "2026-08-20T00:00:00Z",
   "effectiveAt": "2026-08-15",
   "changeType": "update",
   "summary": "Recorded sources[].date on every source that states one and an explicit null on the living pages that state none, so the entry can say how old its evidence is.",
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    "label": "AI-assisted evidence preparation",
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    "date": null,
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     "evidenceGrade": "official",
     "timeline": {
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     "actorTypes": [
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     "fundingModel": "public",
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    },
    "claims": [
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      "id": "clm-41b725af1b6566f0",
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      "sourceRefs": [
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      "supportNote": "The city's own fare-history page dates the Troika card's introduction to 2 April 2013.",
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       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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      "field": "snippet",
      "text": "valid across the metro, buses and trams, bike hire and paid parking",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-a59e2ba578f145e1"
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      "supportNote": "The city's history page describes Troika as the common payment card across metro, surface transport, bike rental and parking.",
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      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     {
      "id": "clm-b2067f7f4d568c96",
      "field": "snippet",
      "text": "A virtual Troika lived in Google Pay and Samsung Pay",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-3c055da400721c91"
      ],
      "supportNote": "Trade coverage of the virtual Troika rollout names both phone wallets.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-a9dba7760b4eb337",
      "field": "snippet",
      "text": "TASS reported the Virtual Troika in the wallet apps could stop being available",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-098cddcbc1c0e879"
      ],
      "supportNote": "TASS's March 2022 item states payments including the 'Virtual Troika' transport card in the Moscow Metro app 'may not be available'.",
      "caveat": "TASS is a Russian state news agency; the statement is the companies' own wording relayed at the start of sanctions.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-a4a67647b3942dbb",
      "field": "snippet",
      "text": "opened a domestic chip-module production line in December 2023",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-3a692da0c48e81fa"
      ],
      "supportNote": "The reprinted deputy-mayor announcement dates the Moscow chip-module production line to December 2023.",
      "caveat": "The announcement is the city's own; no independent verification of the production line was located.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-a726d5ef5c9688e2",
      "field": "snippet",
      "text": "2.78 million fully Russian-made Troika cards issued by January 2025",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-3a692da0c48e81fa"
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      "supportNote": "The deputy mayor's 16 January 2025 announcement, as reprinted, states 2.78 million fully Russian-made Troika cards had been issued.",
      "caveat": "City self-reporting relayed by a trade wiki; wartime conditions leave no independent count.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-3e15336c1bb48cb8",
      "field": "impact",
      "text": "36 million Troika cards sold in the card's first eight years",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
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      ],
      "supportNote": "The mayor's March 2021 blog item states 36 million cards sold in eight years.",
      "caveat": "The mayor's own figure; no independent audit of card sales exists.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-42f8fb5385e4f861",
      "field": "impact",
      "text": "more than 90 percent of metro trips paid using them",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-a4f9237042ec910d"
      ],
      "supportNote": "The same mayoral blog item states more than 90 percent of metro trips are made with Troika cards.",
      "caveat": "Operator-reported share; the atlas found no arm's-length evaluation of the ticketing system.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     },
     {
      "id": "clm-7a2e14d6cef1b6c6",
      "field": "lesson",
      "text": "sanctions cut off both",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
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      "title": "mos.ru — history of Metro fare options",
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      },
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     },
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      },
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       "value": "Mayor's blog item of 12 March 2021: 36 million cards sold in eight years, more than 90 percent of metro trips paid with Troika.",
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      },
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      }
     },
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      "title": "NFCW — Moscow Metro rolls out virtual Troika",
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      "publisher": {
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      },
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       "type": "descriptive-source-note",
       "value": "Trade press on the virtual Troika card in phone wallets (Google Pay/Samsung Pay era).",
       "exact": false
      },
      "preservation": {
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       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-098cddcbc1c0e879",
      "title": "TASS — Samsung Pay statement, March 2022",
      "url": "https://tass.com/economy/1423127",
      "publisher": {
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       "classification": "not-classified"
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       "retrievedAt": null,
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      },
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     },
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       "retrievedAt": null,
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      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Trade wiki reprinting the deputy mayor's 16 January 2025 announcement: chip-module line opened December 2023; 2.78 million fully Russian-made cards issued since. Used only for that reprinted official announcement.",
       "exact": false
      },
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       "contentHash": null,
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     "claimsMapped": 9,
     "sourcesTotal": 5,
     "sourcesUsedByClaims": 5,
     "sourcesWithPublicationDate": 4,
     "sourcesWithArchive": 0,
     "sourcesWithExactLocator": 0,
     "sourcesWithContentHash": 0
    },
    "limits": [
     "Publisher names and source languages have not yet been classified; domains are recorded without guessing.",
     "Existing source notes are descriptive locators, not page- or paragraph-exact citations.",
     "A missing archive, publication date or content hash is shown as null rather than inferred.",
     "The project-level evidence grade ranks the strongest source in the entry; it is not a truth score for every claim."
    ]
   }
  }
 ]
}