{
 "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": "melbourne-pedestrian-counting-system",
  "title": "City of Melbourne Pedestrian Counting System",
  "canonicalUrl": "https://1001smartcities.org/projects/melbourne-pedestrian-counting-system/"
 },
 "currentRevisionId": "2026-08-20-source-dates",
 "revisions": [
  {
   "id": "2026-08-20-source-dates",
   "createdAt": "2026-08-20T19:16:27Z",
   "effectiveAt": "2026-08-01",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 1 claim 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": "sha256:747177d858c7287d1d70db1cc00cee73157e67202d6ba37539a4b44670d84245",
   "snapshot": {
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    "projectFingerprint": "sha256:69e76ba95e704843507537a745e1c89f7e4ac86eddd569b749c07947849b1ebc",
    "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": 2009,
      "ended": null
     }
    },
    "governance": {
     "operator": "City of Melbourne",
     "actorTypes": [
      "city-government"
     ],
     "fundingModel": "public",
     "fundingDescription": null,
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-24e325d5c6ca3e96",
      "field": "impact",
      "text": "99 sensor locations recorded 312.9 million pedestrian movements across Melbourne in 2025; comparing only sensors present in both years, growth was +1.2% versus 2024",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-ab81311ec9fa6273"
      ],
      "supportNote": "The June 2026 analysis works from City of Melbourne open data and compares only sensors present in both years.",
      "caveat": "The raw year-over-year increase was 7.7%; the +1.2% like-for-like figure corrects for the expanding sensor network.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-b9334e750d65528e",
      "title": "City of Melbourne — Pedestrian Counting System",
      "url": "https://www.melbourne.vic.gov.au/pedestrian-counting-system",
      "publisher": {
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       "domain": "melbourne.vic.gov.au",
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      },
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      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
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       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Operator programme page: history, sensor technology, data uses",
       "exact": false
      },
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       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-9ae2627db1235d94",
      "title": "City of Melbourne Open Data Portal — Sensor Locations dataset",
      "url": "https://data.melbourne.vic.gov.au/explore/dataset/pedestrian-counting-system-sensor-locations/",
      "publisher": {
       "name": null,
       "domain": "data.melbourne.vic.gov.au",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": null,
       "updatedAt": "2022-11-13",
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Since-2009 hourly counts, sensor status/location metadata",
       "exact": false
      },
      "preservation": {
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       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-3e431508e79ad903",
      "title": "RMIT University — \"Has CBD pedestrian activity in Melbourne recovered since Covid-19?\"",
      "url": "https://www.rmit.edu.au/news/all-news/2023/jun/Weekday-pedestrians",
      "publisher": {
       "name": null,
       "domain": "rmit.edu.au",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2023-06-21",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Academic use: 2019 vs 2022 weekday/weekend recovery analysis",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-643a87308d173515",
      "title": "Pamuditha & Levinson (2025), 'Numbers in Safety' for Pedestrians in Melbourne, Findings",
      "url": "https://doi.org/10.32866/001c.141475",
      "publisher": {
       "name": null,
       "domain": "doi.org",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2025-07-03",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Peer-reviewed use: pedestrian-safety correlation, 21 CBD intersections 2014-2019",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-6ad740e1b3965a60",
      "title": "Navon (2023), Measuring Local Economic Activity Using Pedestrian Count Data, Economic Record",
      "url": "https://onlinelibrary.wiley.com/doi/10.1111/1475-4932.12756",
      "publisher": {
       "name": null,
       "domain": "onlinelibrary.wiley.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2023-07-27",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Peer-reviewed economics use of the dataset",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-ab81311ec9fa6273",
      "title": "Rock Posters analysis of City of Melbourne pedestrian data (June 2026)",
      "url": "https://newshub.medianet.com.au/2026/06/melbourne-foot-traffic-is-back-but-the-morning-commute-no-longer-defines-the-city-new-analysis-finds/159061/",
      "publisher": {
       "name": null,
       "domain": "newshub.medianet.com.au",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-24e325d5c6ca3e96"
      ],
      "temporal": {
       "publishedAt": "2026-06-24",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "2025 figures: 99 sensor locations, 312.9m movements, currency check",
       "exact": false
      },
      "preservation": {
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       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 1,
     "claimsMapped": 1,
     "sourcesTotal": 6,
     "sourcesUsedByClaims": 1,
     "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."
    ]
   }
  }
 ]
}