{
 "schemaVersion": "1.0.0",
 "constitutionVersion": "1.0.0",
 "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.",
 "entity": {
  "type": "project",
  "id": "chennai-safe-city-iccc",
  "title": "Chennai Safe City Integrated Command & Control Centre",
  "canonicalUrl": "https://1001smartcities.org/projects/chennai-safe-city-iccc/"
 },
 "currentRevisionId": "2026-11-04-evidence-baseline",
 "revisions": [
  {
   "id": "2026-11-04-evidence-baseline",
   "createdAt": "2026-11-04T04:52:05Z",
   "effectiveAt": "2026-11-03",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 10 claims and 2 source dossiers.",
   "preparedBy": {
    "type": "automation",
    "label": "AI-assisted evidence preparation",
    "humanApproved": false
   },
   "review": {
    "status": "unreviewed",
    "by": null,
    "date": null,
    "note": "Awaiting operator and domain-expert review; publication of this revision implies neither."
   },
   "changes": [
    {
     "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."
    }
   ],
   "snapshotHash": "sha256:5f7bebdd91e4c43adca3f53a225dd47dc9e8f8a09d1e8079bea9e87edc2cc517",
   "snapshot": {
    "asOf": "2026-11-03",
    "projectFingerprint": "sha256:91048e1eccaf1b0037fbcd7c2bf78a91f63f80c76988739cc5e1ccaa0d7283f5",
    "assurance": {
     "status": "unreviewed",
     "scope": "evidence-passport-revision",
     "statement": "AI-assisted structural preparation. This revision has not been reviewed by a human or subject-matter expert.",
     "machineChecks": [
      "schema",
      "publication-diff-contract",
      "material-project-fingerprint",
      "claim-text-drift",
      "source-reference-resolution",
      "complete-source-dossier",
      "snapshot-hash"
     ]
    },
    "projectState": {
     "status": "live",
     "outcome": "ongoing",
     "evidenceGrade": "official",
     "timeline": {
      "started": 2023,
      "ended": null
     }
    },
    "governance": {
     "operator": "Greater Chennai Police",
     "actorTypes": [
      "city-government"
     ],
     "fundingModel": "public",
     "fundingDescription": null,
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-95433f5c6b1abc1b",
      "field": "snippet",
      "text": "Under the Chennai Safe City Project, Greater Chennai Police operate an Integrated Command and Control Centre (ICCC), inaugurated on 23 June 2023",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e6a953c962c3d389"
      ],
      "supportNote": "The report dates the inauguration by the city police commissioner to Friday, 23 June 2023, under the Chennai Safe City Project at the police commissionerate.",
      "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-da708ab07d3375cc",
      "field": "snippet",
      "text": "including automatic detection of SOS distress gestures aimed at women's safety",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e6a953c962c3d389"
      ],
      "supportNote": "The police release says the software alerts the ICCC when women in distress make SOS gestures to a camera.",
      "caveat": "This describes what the software was designed to do at launch; no figures on alerts raised have been published.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-ce934d2a54dda7ef",
      "field": "snippet",
      "text": "plus alerts for snatching, vandalism and camera tampering",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e6a953c962c3d389"
      ],
      "supportNote": "The release lists these among the video-analytics alerts.",
      "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-7fcdd9f186cd5b3a",
      "field": "snippet",
      "text": "The first phase brought 4,008 cameras across 1,336 locations onto the ICCC feed",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e6a953c962c3d389"
      ],
      "supportNote": "The release gives the first-phase camera and location counts viewed at the ICCC.",
      "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-56ae0bf7984527b2",
      "field": "snippet",
      "text": "monitored around the clock and distributed to the city's Joint and Deputy Commissioners of Police",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e6a953c962c3d389"
      ],
      "supportNote": "The release says feeds are watched around the clock and made available at the offices of six Joint and twelve Deputy Commissioners.",
      "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-83e7b489d970311a",
      "field": "snippet",
      "text": "the June 2023 announcement set the target at 5,250 cameras at 1,750 locations",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e6a953c962c3d389"
      ],
      "supportNote": "The release states the total camera and location count being installed under the project.",
      "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-4907fda712ebb9c2",
      "field": "snippet",
      "text": "In January 2021 the Greater Chennai Corporation had decided to install more than 1,600 cameras relaying live to the police control room",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-9334e90a42b2ab31"
      ],
      "supportNote": "The report describes the municipal corporation's decision and the live relay to the police control room.",
      "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-340bb4120ff0c39a",
      "field": "snippet",
      "text": "paid for from Chennai's Rs 425 crore Nirbhaya Fund allocation for women's safety",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-9334e90a42b2ab31"
      ],
      "supportNote": "The report says the cameras are funded from the Nirbhaya Fund sanction and that Rs 425 crore was allocated for women's safety initiatives.",
      "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-0b567a77ecb06307",
      "field": "snippet",
      "text": "No independent audit of arrest rates or crime-reduction outcomes attributable to the ICCC was found.",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e6a953c962c3d389"
      ],
      "supportNote": "The launch report describes features and camera counts but no outcome measure, and no independent evaluation of the centre has been published.",
      "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-362cfa1b4c04974b",
      "field": "lesson",
      "text": "Chennai's announcement named what the system would watch, not what it should change",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e6a953c962c3d389"
      ],
      "supportNote": "The release lists camera counts and alert types and states no target for crime or response times.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-e6a953c962c3d389",
      "title": "DT Next — Chennai Police gets Integrated Command and Control Centre (23 June 2023)",
      "url": "https://www.dtnext.in/news/city/safe-city-project-chennai-police-gets-integrated-command-and-control-centre-720067",
      "publisher": {
       "name": null,
       "domain": "dtnext.in",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-95433f5c6b1abc1b",
       "clm-da708ab07d3375cc",
       "clm-ce934d2a54dda7ef",
       "clm-7fcdd9f186cd5b3a",
       "clm-56ae0bf7984527b2",
       "clm-83e7b489d970311a",
       "clm-0b567a77ecb06307",
       "clm-362cfa1b4c04974b"
      ],
      "temporal": {
       "publishedAt": "2023-06-23",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-11-03",
       "dossierCreatedAt": "2026-11-04",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "ICCC inauguration date (23 June 2023), camera counts and locations for phase 1, AI video analytics features, distribution to Joint/Deputy Commissioners.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-9334e90a42b2ab31",
      "title": "DT Next — Women safety: City gets 1,600 cameras with live relay to police control room (14 January 2021)",
      "url": "https://www.dtnext.in/news/chennai/women-safety-city-gets-1600-cameras-with-live-relay-to-police-control-room",
      "publisher": {
       "name": null,
       "domain": "dtnext.in",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-4907fda712ebb9c2",
       "clm-340bb4120ff0c39a"
      ],
      "temporal": {
       "publishedAt": "2021-01-14",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-11-03",
       "dossierCreatedAt": "2026-11-04",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Reports the Greater Chennai Corporation's decision to install more than 1,600 fisheye and box cameras sending live visuals to the police control room, costed at over Rs 59 crore from the Nirbhaya Fund, and states that Rs 425 crore was allocated for women's safety initiatives, 60 per cent from the centre and 40 per cent from the state.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 10,
     "claimsMapped": 10,
     "sourcesTotal": 2,
     "sourcesUsedByClaims": 2,
     "sourcesWithPublicationDate": 2,
     "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."
    ]
   }
  }
 ]
}