{
 "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": "singapore-autonomous-vehicles",
  "title": "Punggol Autonomous Shuttle Service",
  "canonicalUrl": "https://1001smartcities.org/projects/singapore-autonomous-vehicles/"
 },
 "currentRevisionId": "2026-10-05-baseline",
 "revisions": [
  {
   "id": "2026-10-05-baseline",
   "createdAt": "2026-10-05T22:34:47Z",
   "effectiveAt": "2026-10-05",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 12 claims 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": "sha256:75e152cff734b38990fc90dd209ac5bdf3983983709764bf011f63e77ef7629a",
   "snapshot": {
    "asOf": "2026-10-05",
    "projectFingerprint": "sha256:652f7b10ff699ac226142600046343145c5e10c616d76906091d728249f76bca",
    "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": 2026,
      "ended": null
     }
    },
    "governance": {
     "operator": "LTA; operated by Grab-WeRide & ComfortDelGro-Pony.ai",
     "actorTypes": [
      "utility",
      "private"
     ],
     "fundingModel": "ppp",
     "fundingDescription": null,
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-6b1303c86e7985b3",
      "field": "snippet",
      "text": "LTA is running fixed-route autonomous shuttles across Punggol",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-64e039edaf3f5983"
      ],
      "supportNote": "LTA announced three scheduled fixed-route autonomous shuttle services to be progressively deployed in Punggol for first-mile-last-mile connectivity.",
      "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-d2b3f6aaf625cdac",
      "field": "snippet",
      "text": "under LTA's AV assessment framework",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-64e039edaf3f5983"
      ],
      "supportNote": "LTA states that all autonomous vehicles are subject to its AV assessment framework and that shuttles must first pass a closed-circuit test at CETRAN.",
      "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-cabf5d3ea82041d4",
      "field": "snippet",
      "text": "Grab-WeRide runs two of the three routes and ComfortDelGro-Pony.ai one",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-64e039edaf3f5983"
      ],
      "supportNote": "LTA: 'Grab will operate two routes using the autonomous platform developed by WeRide, while ComfortDelGro will operate one route using the autonomous platform developed by Pony.AI.'",
      "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-bd555535a88afcb2",
      "field": "snippet",
      "text": "(about 10-12km each)",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-64e039edaf3f5983"
      ],
      "supportNote": "LTA gives route 1 as a 10km round trip, route 2 as 12km and route 3 as a 12km round trip.",
      "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-fa11e2135b16e640",
      "field": "snippet",
      "text": "each with a safety operator aboard",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-64e039edaf3f5983"
      ],
      "supportNote": "LTA: 'Safety operators will continue to be on board at all times' during commercial service.",
      "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-c6d44341500920be",
      "field": "snippet",
      "text": "By-invite trials from January 2026 carried roughly 740 riders (99% would recommend it)",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-bb7cb3bdc70b68c9"
      ],
      "supportNote": "LTA: 'Since by-invite community rides commenced on 12 January 2026, around 740 people have taken these autonomous shuttles. 99% shared positive feedback that they would recommend the service to others.'",
      "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-b02ca6cecfa2470a",
      "field": "snippet",
      "text": "all three routes opened to the public between April and June 2026",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-bb7cb3bdc70b68c9",
       "src-b3b4d96f1688a673"
      ],
      "supportNote": "LTA opened Routes 1 and 3 to the public from 1 April 2026; Land Transport Guru records public rides on Route 2 (as 'Route 2 Lite') from 22 June 2026.",
      "caveat": "Route 2 opened to the public first as a shortened variant.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-aef43c24170c3827",
      "field": "snippet",
      "text": "A flat $4 fare was due from mid-2026",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-bb7cb3bdc70b68c9"
      ],
      "supportNote": "LTA: 'We expect revenue service for these two routes to begin from mid 2026 at a flat fare of $4 per passenger.'",
      "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-dee1dd8c5bc0c78c",
      "field": "snippet",
      "text": "in July LTA kept the fixed routes free and tied fares to an on-demand version Grab is piloting",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-f82e9e2cd2beeb61"
      ],
      "supportNote": "LTA's 29 July 2026 release: Grab will pilot an on-demand service; 'Revenue service will commence when this service eventually opens to the public'; the fixed-route rides 'will also remain free of charge'.",
      "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-4538cf0eb8525497",
      "field": "lesson",
      "text": "once more than 11,500 people had ridden",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-f82e9e2cd2beeb61"
      ],
      "supportNote": "LTA: 'As of 12 July 2026, more than 11,500 unique riders have taken the autonomous shuttle services.'",
      "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-96641e6aa66edcac",
      "field": "lesson",
      "text": "LTA's surveys showed residents wanted to choose where they board and to travel more directly",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-f82e9e2cd2beeb61"
      ],
      "supportNote": "LTA: among about 270 Punggol residents surveyed, almost 60% preferred choosing where they board and alight, around 40% preferred more direct routes; the fixed-route modality 'cannot fully meet residents’ diverse travel needs'.",
      "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-c48908e6272efc94",
      "field": "lesson",
      "text": "so fares were held back for an on-demand version while the fixed loops stayed free",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-f82e9e2cd2beeb61"
      ],
      "supportNote": "LTA ties revenue service to the on-demand pilot and keeps fixed-route rides free of charge.",
      "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-64e039edaf3f5983",
      "title": "LTA: New Autonomous Shuttle Services to be Progressively Deployed in Punggol",
      "url": "https://www.lta.gov.sg/content/ltagov/en/newsroom/2025/9/news-releases/new-autonomous-shuttle-services-to-be-progressively-deployed-in-.html",
      "publisher": {
       "name": null,
       "domain": "lta.gov.sg",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-6b1303c86e7985b3",
       "clm-d2b3f6aaf625cdac",
       "clm-cabf5d3ea82041d4",
       "clm-bd555535a88afcb2",
       "clm-fa11e2135b16e640"
      ],
      "temporal": {
       "publishedAt": "2025-09-20",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-05",
       "dossierCreatedAt": "2026-10-05",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Original announcement: 3 routes, operators, route lengths, safety operator requirement",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-bb7cb3bdc70b68c9",
      "title": "LTA — Autonomous Shuttle Services in Punggol Open for Public Rides (4 Mar 2026)",
      "url": "https://www.lta.gov.sg/content/ltagov/en/newsroom/2026/3/news-releases/autonomous-shuttle-services-in-punggol-open-for-public-rides-fro.html",
      "publisher": {
       "name": null,
       "domain": "lta.gov.sg",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-c6d44341500920be",
       "clm-b02ca6cecfa2470a",
       "clm-aef43c24170c3827"
      ],
      "temporal": {
       "publishedAt": "2026-03-04",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-05",
       "dossierCreatedAt": "2026-10-05",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Public launch date, community-trial ridership figures, fare",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-b3b4d96f1688a673",
      "title": "Land Transport Guru: Punggol Autonomous Shuttle Service",
      "url": "https://landtransportguru.net/punggol-autonomous-shuttle-service/",
      "publisher": {
       "name": null,
       "domain": "landtransportguru.net",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-b02ca6cecfa2470a"
      ],
      "temporal": {
       "publishedAt": "2025-09-20",
       "updatedAt": "2026-07-30",
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-05",
       "dossierCreatedAt": "2026-10-05",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Independent confirmation that all three routes were operating publicly by June 2026, fleet details",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-f82e9e2cd2beeb61",
      "title": "LTA — Service Enhancements to Autonomous Shuttle Services in Punggol (29 Jul 2026)",
      "url": "https://www.lta.gov.sg/content/ltagov/en/newsroom/2026/7/news-releases/service-enhancements-autonomous-shuttle-Punggol.html",
      "publisher": {
       "name": null,
       "domain": "lta.gov.sg",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-dee1dd8c5bc0c78c",
       "clm-4538cf0eb8525497",
       "clm-96641e6aa66edcac",
       "clm-c48908e6272efc94"
      ],
      "temporal": {
       "publishedAt": "2026-07-29",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-05",
       "dossierCreatedAt": "2026-10-05",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "More than 11,500 unique riders by 12 July 2026; post-ride surveys showed residents wanted to choose pick-up and drop-off points and more direct routes; Grab to pilot an on-demand service, revenue service to start with it; fixed routes stay free.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 12,
     "claimsMapped": 12,
     "sourcesTotal": 4,
     "sourcesUsedByClaims": 4,
     "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."
    ]
   }
  }
 ]
}