{
 "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": "vancouver-311-service",
  "title": "Van311 Non-Emergency Service Requests",
  "canonicalUrl": "https://1001smartcities.org/projects/vancouver-311-service/"
 },
 "currentRevisionId": "2026-11-04-evidence-baseline",
 "revisions": [
  {
   "id": "2026-11-04-evidence-baseline",
   "createdAt": "2026-11-04T04:52:18Z",
   "effectiveAt": "2026-11-03",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 10 claims and 6 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": "sha256:1a2fa8aeb91c08054fbe1161c6b2c5937cad526e795e61e5fa33131219b1eb5e",
   "snapshot": {
    "asOf": "2026-11-03",
    "projectFingerprint": "sha256:6df602c0c233ba58fae083ef0268dac3762bd5608d49c2e0f43466ad06500db9",
    "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": 2009,
      "ended": null
     }
    },
    "governance": {
     "operator": "City of Vancouver (311 Contact Centre)",
     "actorTypes": [
      "city-government"
     ],
     "fundingModel": "public",
     "fundingDescription": "City of Vancouver operating budget",
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-16233326f2b81610",
      "field": "snippet",
      "text": "Vancouver's 311 service began in 2009",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-4354d606fc939056"
      ],
      "supportNote": "The contact-centre dataset notes that the 3-1-1 program officially launched on 15 June 2009.",
      "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-36a4595c51202a9e",
      "field": "snippet",
      "text": "as a phone and case-management system",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-b2f7e4ea78545b5b",
       "src-4354d606fc939056"
      ],
      "supportNote": "The historical request dataset says the 3-1-1 case management system started collecting service requests on 1 June 2009; the contact-centre dataset reports calls from the phone system.",
      "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-71a779edbd36451f",
      "field": "snippet",
      "text": "for reporting potholes, graffiti and abandoned garbage",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-2a02e2ccc864a25b"
      ],
      "supportNote": "The Van311 site invites residents to report non-emergency issues such as potholes, graffiti and abandoned garbage.",
      "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-81d328d42438cb90",
      "field": "snippet",
      "text": "Residents now use the Van311 app and website",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-2a02e2ccc864a25b",
       "src-3bceecb382a292b5"
      ],
      "supportNote": "The Van311 site takes requests online, and the city publishes the Van311 app in the App Store, still updated in 2026.",
      "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-f4f37a06f6999d0d",
      "field": "snippet",
      "text": "the app's first version came out in August 2022",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-3bceecb382a292b5"
      ],
      "supportNote": "The App Store version history lists version 1.0 on 15 August 2022.",
      "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-2725e9eded23bc74",
      "field": "snippet",
      "text": "after the earlier VanConnect app",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-92784270faff1449",
       "src-3bceecb382a292b5"
      ],
      "supportNote": "The 2017 article describes the city's earlier VanConnect app for reporting issues; App Store reviews from August 2022 compare the new app with VanConnect.",
      "caveat": "The city's own announcement of the switch could not be consulted; the sequence rests on the release history and user reviews.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-2aac7abd9d12b251",
      "field": "snippet",
      "text": "to geo-tag, photograph and track requests",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-2a02e2ccc864a25b"
      ],
      "supportNote": "The Van311 site describes pinning the location by geolocation, adding photos or videos, and checking the status of requests through an account.",
      "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-7695bfaebfd66ac9",
      "field": "snippet",
      "text": "The city publishes the underlying case and call-centre data as open data",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-a4390f978a49d36d",
       "src-b2f7e4ea78545b5b",
       "src-4354d606fc939056"
      ],
      "supportNote": "The city's open-data portal carries case-level 3-1-1 service requests from 2009 and monthly contact-centre metrics, under the Open Government Licence – Vancouver.",
      "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-996758ba8a0533a7",
      "field": "lesson",
      "text": "Publishing an open timestamp, a close date and a closure reason for every case",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-a4390f978a49d36d",
       "src-b2f7e4ea78545b5b"
      ],
      "supportNote": "Both request datasets carry fields for the open timestamp, the close date and the reason the request was closed.",
      "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-6a5c0a68f2876c4b",
      "field": "lesson",
      "text": "the closure reason is still the department's own account of what was done",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-a4390f978a49d36d"
      ],
      "supportNote": "The dataset notes that its records are extracted electronically from the city's own 3-1-1 case management system; the closure reason is the value recorded there.",
      "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-2a02e2ccc864a25b",
      "title": "Van311 official platform",
      "url": "https://van311.ca/",
      "publisher": {
       "name": null,
       "domain": "van311.ca",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-71a779edbd36451f",
       "clm-81d328d42438cb90",
       "clm-2aac7abd9d12b251"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-11-03",
       "dossierCreatedAt": "2026-11-04",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Reporting features, categories, app description",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-a4390f978a49d36d",
      "title": "3-1-1 Service Requests (Open Data Portal)",
      "url": "https://opendata.vancouver.ca/explore/dataset/3-1-1-service-requests/",
      "publisher": {
       "name": null,
       "domain": "opendata.vancouver.ca",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-7695bfaebfd66ac9",
       "clm-996758ba8a0533a7",
       "clm-6a5c0a68f2876c4b"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-11-03",
       "dossierCreatedAt": "2026-11-04",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Current case-level open data, 2022 onward, notes 2022 system upgrade",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-b2f7e4ea78545b5b",
      "title": "3-1-1 Service Requests 2009-2021 (Open Data Portal)",
      "url": "https://opendata.vancouver.ca/explore/dataset/3-1-1-service-requests-2009-2021/",
      "publisher": {
       "name": null,
       "domain": "opendata.vancouver.ca",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-36a4595c51202a9e",
       "clm-7695bfaebfd66ac9",
       "clm-996758ba8a0533a7"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-11-03",
       "dossierCreatedAt": "2026-11-04",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Historical case data back to 2009 program launch",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-4354d606fc939056",
      "title": "3-1-1 Contact Centre Metrics (Open Data Portal)",
      "url": "https://opendata.vancouver.ca/explore/dataset/3-1-1-contact-centre-metrics/",
      "publisher": {
       "name": null,
       "domain": "opendata.vancouver.ca",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-16233326f2b81610",
       "clm-36a4595c51202a9e",
       "clm-7695bfaebfd66ac9"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-11-03",
       "dossierCreatedAt": "2026-11-04",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Monthly call-handling performance data",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-92784270faff1449",
      "title": "Daily Hive (branded content) — City of Vancouver's VanConnect app (30 May 2017)",
      "url": "https://dailyhive.com/vancouver/vanconect-application-benefits-the-city-of-vancouver-vancouver-2017",
      "publisher": {
       "name": null,
       "domain": "dailyhive.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-2725e9eded23bc74"
      ],
      "temporal": {
       "publishedAt": "2017-05-30",
       "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": "Predecessor app, retired 2022",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-3bceecb382a292b5",
      "title": "Apple App Store — Van311 (City of Vancouver), listing and version history",
      "url": "https://apps.apple.com/ca/app/van311/id1613580011",
      "publisher": {
       "name": null,
       "domain": "apps.apple.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-81d328d42438cb90",
       "clm-f4f37a06f6999d0d",
       "clm-2725e9eded23bc74"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-11-03",
       "dossierCreatedAt": "2026-11-04",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "The City of Vancouver's Van311 app listing. Its version history begins with version 1.0 on 15 August 2022 and continues with bug-fix releases into 2026; the description says the app geo-locates a report and lets users add a picture. Reviews from August 2022 onward compare it unfavourably with the earlier VanConnect app.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 10,
     "claimsMapped": 10,
     "sourcesTotal": 6,
     "sourcesUsedByClaims": 6,
     "sourcesWithPublicationDate": 1,
     "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."
    ]
   }
  }
 ]
}