{
 "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": "yangon-cctv-traffic-control",
  "title": "Yangon CCTV Traffic Control Centre",
  "canonicalUrl": "https://1001smartcities.org/projects/yangon-cctv-traffic-control/"
 },
 "currentRevisionId": "2026-08-20-source-dates",
 "revisions": [
  {
   "id": "2026-08-20-source-dates",
   "createdAt": "2026-08-20T19:29:52Z",
   "effectiveAt": "2026-08-07",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 1 claim and 4 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": "sha256:50c9daf07de1b4d760b26c62e1fbb2e08a9dbd5964050ca209b2f3a40371196f",
   "snapshot": {
    "asOf": "2026-08-07",
    "projectFingerprint": "sha256:0ab2f06260a4eee04baf95d3d0281ba6194511fb3b01a52572a5325e6a48afe2",
    "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": "independent",
     "timeline": {
      "started": 2017,
      "ended": null
     }
    },
    "governance": {
     "operator": "Yangon City Development Committee (YCDC), with Yangon traffic police",
     "actorTypes": [
      "utility"
     ],
     "fundingModel": "public",
     "fundingDescription": "YCDC tender; built by China Railway 21st Bureau with Hikvision equipment",
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-95c070ec00b402d3",
      "field": "impact",
      "text": "grown to roughly 3,000 cameras at about 1,000 sites, anchored by the Hikvision traffic command centre",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-34cf3f490f987d8b"
      ],
      "supportNote": "Reuters' 2022 investigation into Myanmar's camera procurement gives the pre-2021 Yangon camera and site counts.",
      "caveat": "Counts are as reported to Reuters by procurement sources; the operator publishes no figures.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-506627b9cbc45b7b",
      "title": "Hikvision via PR Newswire — Yangon goes live with Hikvision Traffic Management Solution (17 Oct 2017)",
      "url": "https://www.prnewswire.com/in/news-releases/yangon-goes-live-with-hikvision-traffic-management-solution-651188313.html",
      "publisher": {
       "name": null,
       "domain": "prnewswire.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2017-10-17",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-07",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Vendor release: 154 signal-controlled intersections, YCDC as operator, China Railway 21st Bureau as contractor, red-light/speed/parking/lane detection, control-room video wall; 2013 collision and fatality figures; vendor superlative ('first international city outside China') attributed, not asserted",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-bce37679a0ce638c",
      "title": "SourceSecurity — Hikvision traffic management improves traffic and driving behaviour in Yangon (trade press)",
      "url": "https://www.sourcesecurity.com/news/hikvision-traffic-management-solution-safe-vehicle-flow-yangon-co-3425-ga.23886.html",
      "publisher": {
       "name": null,
       "domain": "sourcesecurity.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-07",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Contract signed February 2016; violations recorded and warning letters issued; 154 traffic lights. Fetch returned empty body; content verified via search excerpts",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-34cf3f490f987d8b",
      "title": "Reuters (via Malay Mail syndication) — Myanmar's junta rolls out Chinese camera surveillance systems in more cities (10-11 Jul 2022)",
      "url": "https://www.malaymail.com/news/world/2022/07/11/myanmars-junta-rolls-out-chinese-camera-surveillance-systems-in-more-cities-say-sources/16810",
      "publisher": {
       "name": null,
       "domain": "malaymail.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-95c070ec00b402d3"
      ],
      "temporal": {
       "publishedAt": "2022-07-11",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-07",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Independent: Yangon's surveillance = Hikvision traffic command centre plus mixed camera brands; ~3,000 cameras at 1,000 sites pre-2021; junta expansion via Fisca and Naung Yoe sourcing from Dahua/Huawei/Hikvision. Verified via search excerpts of the Reuters exclusive",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-ca31107035232309",
      "title": "Frontier Myanmar — CCTV road traffic centre officially launched in Yangon",
      "url": "https://www.frontiermyanmar.net/en/cctv-road-traffic-centre-officially-launched-in-yangon/",
      "publisher": {
       "name": null,
       "domain": "frontiermyanmar.net",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-07",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Independent press confirmation of the official launch; article body paywalled/blocked (403), existence and title verified via search",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 1,
     "claimsMapped": 1,
     "sourcesTotal": 4,
     "sourcesUsedByClaims": 1,
     "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."
    ]
   }
  }
 ]
}