{
 "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.",
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  "id": "shanghai-open-data-platform",
  "title": "Shanghai Public Data Open Platform & SODA Contest",
  "canonicalUrl": "https://1001smartcities.org/projects/shanghai-open-data-platform/"
 },
 "currentRevisionId": "2026-08-27-p1-quality-uplift",
 "revisions": [
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   "id": "2026-08-27-p1-quality-uplift",
   "createdAt": "2026-08-27T00:03:04Z",
   "effectiveAt": "2026-07-26",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 10 claims and 7 source dossiers.",
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    "label": "AI-assisted evidence preparation",
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   },
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    "date": null,
    "note": "Awaiting operator and domain-expert review; publication of this revision implies neither."
   },
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    {
     "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."
    }
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     "machineChecks": [
      "schema",
      "publication-diff-contract",
      "material-project-fingerprint",
      "claim-text-drift",
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     "status": "live",
     "outcome": "ongoing",
     "evidenceGrade": "official",
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      "ended": null
     }
    },
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     "operator": "Shanghai Municipal Data Bureau; platform built and run by the Shanghai Municipal Big Data Center",
     "actorTypes": [
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     "fundingDescription": null,
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
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      "supportNote": "The national planning commission's case page dates the platform to the first half of 2012 and the redesigned version to November 2019; Open Data China dates the portal to June 2012.",
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      "text": "Since 2015 the city has run SODA, an annual open-data contest hosted on the same platform; its eleventh edition ran in 2026",
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      "text": "published by the national planning commission in July 2020, gave 3,653 datasets from 98 municipal bodies, 1,686 of them with data interfaces",
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      "text": "Fudan's 2024 China Open Data Index put Shanghai first among the four directly-administered municipalities but seventh among cities overall",
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       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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      "field": "impact",
      "text": "CSIRO's team took an Excellence Prize that November for a bicycle-infrastructure plan built from GPS and smart-card data",
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      "supportNote": "CSIRO Urban Science records its team winning an Excellence Prize in November 2015 for a bicycle-infrastructure plan built from GPS and smart-card data.",
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      "field": "lesson",
      "text": "Shanghai's rules name three of them — unconditionally open, conditionally open on application, closed — so the size of the catalogue says nothing about how much of it anyone can actually download",
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      "text": "the city's own 2025 work plan treats increasing the unconditional share as a target rather than a fact",
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      "text": "the year the contest went from seventeen teams to more than eight hundred is better evidence that the data had become usable than any total published since",
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      "supportNote": "Open Data China records the jump from a 17-team pilot in 2014 to more than 800 teams at the first SODA in 2015.",
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      "title": "NDRC — Shanghai accelerates public data opening (case study)",
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       "value": "National planning commission case page: the platform online in the first half of 2012, a redesigned version live in November 2019, and as of 15 June 2020 98 departments, 3,653 datasets and 1,686 with data interfaces. Names SODA as running annually since 2015.",
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      "title": "Shanghai Municipality — Implementation Rules on Open Public Data (English bulletin)",
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       "value": "Issued 6 June 2025 and published 12 June 2025 (沪数〔2025〕12号). Targets 100% update timeliness and an explicit push to increase the share of unconditionally open data; conditional-access requests answered within five working days.",
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      "title": "Open Data China — case report on Shanghai's open-data development",
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       "type": "descriptive-source-note",
       "value": "Civil-society co-organiser of SODA. Dates the portal to June 2012 and records a weak 2014 pilot contest of 17 teams before the first SODA in 2015 drew more than 800.",
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       "value": "Independent ranking released 26 September 2024: Shanghai first among the four directly-administered municipalities but seventh among cities overall.",
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      },
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      "title": "CSIRO Urban Science — Shanghai Open Data Apps",
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      "locator": {
       "type": "descriptive-source-note",
       "value": "Independent confirmation of a documented SODA outcome: CSIRO's team won an Excellence Prize in November 2015 for a bicycle-infrastructure plan built from GPS and smart-card data.",
       "exact": false
      },
      "preservation": {
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     "claimsTotal": 10,
     "claimsMapped": 10,
     "sourcesTotal": 7,
     "sourcesUsedByClaims": 7,
     "sourcesWithPublicationDate": 6,
     "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."
    ]
   }
  }
 ]
}