{
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 "createdAt": "2026-08-12T00:00:00Z",
 "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": "mumbai-one-app",
  "title": "Mumbai One Integrated Ticketing App",
  "canonicalUrl": "https://1001smartcities.org/projects/mumbai-one-app/"
 },
 "currentRevisionId": "2026-08-27-p1-quality-uplift",
 "revisions": [
  {
   "id": "2026-08-27-p1-quality-uplift",
   "createdAt": "2026-08-27T00:03:04Z",
   "effectiveAt": "2026-07-26",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 11 claims and 7 source dossiers.",
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   },
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    "date": null,
    "note": "Awaiting operator and domain-expert review; publication of this revision implies neither."
   },
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    {
     "operation": "add",
     "path": "/evidencePassport",
     "summary": "Added claim-level evidence mapping and source dossiers."
    },
    {
     "operation": "add",
     "path": "/revisionHistory",
     "summary": "Established a permanent, hash-addressed baseline revision."
    }
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     "outcome": "ongoing",
     "evidenceGrade": "media",
     "timeline": {
      "started": 2025,
      "ended": null
     }
    },
    "governance": {
     "operator": "Mumbai Metropolitan Region Development Authority (MMRDA)",
     "actorTypes": [
      "regional-government"
     ],
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     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
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      "text": "until 2025 each metro line sold tickets through its own app or card",
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      "text": "MMRDA's Mumbai One app, launched on 8 October 2025, sells a single QR ticket valid across 11 operators — five metro lines, the monorail, the suburban railway and five municipal bus fleets — and adds live delay and route information",
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      "field": "snippet",
      "text": "suburban season passes stayed with Indian Railways, which moved them to its own app in March 2026",
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      "field": "snippet",
      "text": "metro QR tickets are also sold through more than a dozen third-party apps",
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      "text": "Over 378,000 downloads in the first two months after the October 2025 launch, 125,000 of them in the first 72 hours",
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      "text": "with no published figure for active use and no independent audit",
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      "text": "Launch-day reporting found QR ticketing, live delay information and the SOS feature working while some Metro Line 3 stations were missing and bus stops and routes loaded slowly",
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      "supportNote": "Lokmat Times, 9 October 2025: QR ticketing, live delay and route information and SOS worked, but some Metro Line 3 stations were missing and bus stops and routes loaded slowly.",
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      "field": "impact",
      "text": "from 1 March 2026 Indian Railways made its own platform the sole route for unreserved suburban tickets and season passes",
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      "supportNote": "Free Press Journal, 27 February 2026, on the discontinuation of the UTS app in Mumbai in favour of the railway's own platform from 1 March 2026.",
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     {
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      "field": "impact",
      "text": "the metro authority opened QR ticketing to more than a dozen third-party apps through the ONDC network",
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      "supportNote": "Mumbai Live: MMRDA opened metro ticketing through the ONDC network to more than a dozen third-party apps.",
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      "text": "Mumbai One shipped a QR valid across eleven operators and was downloaded 378,000 times in two months",
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      "text": "the suburban railway — the busiest of the eleven — pulled season passes back into its own app, and the metro's own tickets went on sale through fourteen other apps",
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      "title": "Press Information Bureau, Government of India — PM to visit Maharashtra on 8-9 October 2025",
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      "title": "Mumbai Live — Mumbai Metro QR ticketing rolled out on 14+ apps via ONDC",
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       "type": "descriptive-source-note",
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      "id": "src-023780f847fd1dfd",
      "title": "Oneindia — Is your Mumbai metro experience about to get complicated? The app dilemma (7 Oct 2024)",
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       "updatedAt": null,
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       "dossierCreatedAt": "2026-08-28",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
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       "type": "descriptive-source-note",
       "value": "Baseline a year before Mumbai One: Line 3 needed one app, Lines 2A and 7 another, Line 1 a closed-loop card; commuters quoted as preferring paper tickets.",
       "exact": false
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      "title": "Maha Mumbai Metro Operation Corporation — Mumbai 1 card FAQ",
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      "locator": {
       "type": "descriptive-source-note",
       "value": "Operator page for the earlier Mumbai 1 card and app, still scoped to Metro Lines 2A and 7 — evidence that the pre-2025 common card was corridor-level, not network-level. No publication date shown.",
       "exact": false
      },
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    "coverage": {
     "claimsTotal": 11,
     "claimsMapped": 11,
     "sourcesTotal": 7,
     "sourcesUsedByClaims": 7,
     "sourcesWithPublicationDate": 6,
     "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."
    ]
   }
  }
 ]
}