{
 "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": "fujisawa-sst",
  "title": "Fujisawa Sustainable Smart Town",
  "canonicalUrl": "https://1001smartcities.org/projects/fujisawa-sst/"
 },
 "currentRevisionId": "2026-10-14-baseline",
 "revisions": [
  {
   "id": "2026-10-14-baseline",
   "createdAt": "2026-10-14T06:09:22Z",
   "effectiveAt": "2026-10-14",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 14 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": "sha256:73f11dcdb10895d96a60567290d648f21def3847848b0afb71558b8192513d18",
   "snapshot": {
    "asOf": "2026-10-14",
    "projectFingerprint": "sha256:92c95652e039a6d929432f33ce6b75d0f7071262cb7919ac9cdb99e6c6c01c59",
    "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": 2014,
      "ended": null
     }
    },
    "governance": {
     "operator": "Fujisawa SST Council (Panasonic-led consortium of ~18 companies)",
     "actorTypes": [
      "private"
     ],
     "fundingModel": "mixed",
     "fundingDescription": null,
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-e124f7eaf6498bf3",
      "field": "snippet",
      "text": "Panasonic-led Fujisawa SST turned a 19-hectare former factory site southwest of Tokyo",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-cade63e35586ccb1",
       "src-4a9960b78bf47fab"
      ],
      "supportNote": "The 2013 release places the project on a roughly 19-hectare former Panasonic group factory site in southern Fujisawa; the town's site names the partner companies and Fujisawa City.",
      "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-97de65b396e3aa92",
      "field": "snippet",
      "text": "into a district planned for up to 1,000 households",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-cade63e35586ccb1"
      ],
      "supportNote": "The 2013 release plans about 1,000 homes: about 600 detached houses and about 400 apartments.",
      "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-8d5981888c0efd2c",
      "field": "snippet",
      "text": "about 566 built and roughly 2,000 residents by the mid-2020s",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688"
      ],
      "supportNote": "Panasonic's March 2025 story says some 2,000 people live in 566 smart-town dwellings.",
      "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-c9530f5e9987a91e",
      "field": "snippet",
      "text": "where each home has solar panels and battery storage tied to a shared area energy-management system",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-69c780b6b2f7d309"
      ],
      "supportNote": "The case study says all houses have solar panels and batteries and are linked to the Community Energy Management System.",
      "caveat": "Panasonic's own story mentions HEMS for single-family homes; the apartments' equipment is not described.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-60a99d1a012665f1",
      "field": "snippet",
      "text": "A decade in, the operator reports it has hit its original environmental targets",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688",
       "src-72a06a785ae9ed03"
      ],
      "supportNote": "Panasonic says the town has met its original environmental targets; the operator's targets page says the 70% CO2 target set at the 2014 opening has been achieved.",
      "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-b92db43de46c1ec0",
      "field": "snippet",
      "text": "though the figures are self-reported, not independently audited",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688",
       "src-72a06a785ae9ed03"
      ],
      "supportNote": "Both statements of success come from the developer and the operator; neither names an outside verification, and none was found.",
      "caveat": "An absence: no audit or independent study of the figures was located.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-d7c80cfeb7bcc8c9",
      "field": "impact",
      "text": "Fujisawa SST / Panasonic report a 70% cut in CO2 emissions versus a 1990 baseline and a 30% cut in household water use versus a 2006 equipment-standard baseline",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688"
      ],
      "supportNote": "Panasonic's story gives the 70% CO2 reduction against 1990 levels and the 30% household water reduction against the 2006 standard of household equipment.",
      "caveat": "A baseline of 2006 standard household equipment suggests a design comparison rather than metered consumption; no method is published.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-4adbf32a835bbce6",
      "field": "impact",
      "text": "plus a renewable-energy utilisation rate above 30%",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688",
       "src-713474d970d217e0"
      ],
      "supportNote": "Panasonic reports a renewable-energy utilisation rate of over 30%; the 2024 release calls the over-30% utilisation target already achieved.",
      "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-a7584ca8415c3c86",
      "field": "impact",
      "text": "all self-reported by the operator, with no independent audit located",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688",
       "src-713474d970d217e0"
      ],
      "supportNote": "Every statement of the results comes from Panasonic or the operator; searches for an audit or independent study returned none.",
      "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-dcef15661d529bf7",
      "field": "impact",
      "text": "Neither publishes how the figures were measured",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-72a06a785ae9ed03",
       "src-0a0646b936840688"
      ],
      "supportNote": "The targets page and the Panasonic story state that the targets were achieved but give no measured value, scope or calculation method.",
      "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-57f8b8e0ca9c4869",
      "field": "impact",
      "text": "When the developers declared the town complete in October 2024, they set a new target of a further 50% CO2 cut by fiscal 2034 against the town's actual fiscal-2020 figure",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-713474d970d217e0"
      ],
      "supportNote": "The October 2024 release marks the town's completion and sets a further 50% CO2 cut by fiscal 2034 against the town's fiscal-2020 actual figure.",
      "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-dd934a6301e0000d",
      "field": "impact",
      "text": "566 dwellings had been built against the roughly 1,000 homes and 3,000 residents planned in 2013",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688",
       "src-cade63e35586ccb1"
      ],
      "supportNote": "Panasonic counts 566 dwellings in 2025; the 2013 release planned about 1,000 homes and a population of 3,000.",
      "caveat": "The plan may have changed the housing mix (a senior residence and other facilities were added); no source explains the difference.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-1b355478cedba25b",
      "field": "lesson",
      "text": "A developer-led 'sustainable town' can hit ambitious targets on paper",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688",
       "src-72a06a785ae9ed03"
      ],
      "supportNote": "The developer and operator state that all original targets were met.",
      "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-8c280e63bff041d5",
      "field": "lesson",
      "text": "but when the developer that built it is also the only party measuring the results, the numbers are closer to a company report than an independent evaluation",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-0a0646b936840688",
       "src-713474d970d217e0"
      ],
      "supportNote": "All published results come from Panasonic or the Panasonic-led operator, without a measurement method; no outside evaluation was found.",
      "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-4a9960b78bf47fab",
      "title": "Fujisawa SST (operator)",
      "url": "https://fujisawasst.com/EN/",
      "publisher": {
       "name": null,
       "domain": "fujisawasst.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-e124f7eaf6498bf3"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-14",
       "dossierCreatedAt": "2026-10-14",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Official site of the town: describes Fujisawa SST as a joint public-private project of partner companies and Fujisawa City, run by the Fujisawa SST Management Company and Consortium.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-0a0646b936840688",
      "title": "Panasonic Newsroom (developer)",
      "url": "https://news.panasonic.com/global/stories/17225",
      "publisher": {
       "name": null,
       "domain": "news.panasonic.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-8d5981888c0efd2c",
       "clm-60a99d1a012665f1",
       "clm-b92db43de46c1ec0",
       "clm-d7c80cfeb7bcc8c9",
       "clm-4adbf32a835bbce6",
       "clm-a7584ca8415c3c86",
       "clm-dcef15661d529bf7",
       "clm-dd934a6301e0000d",
       "clm-1b355478cedba25b",
       "clm-8c280e63bff041d5"
      ],
      "temporal": {
       "publishedAt": "2025-03-19",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-14",
       "dossierCreatedAt": "2026-10-14",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Panasonic's ten-year story: some 2,000 people live in 566 dwellings; says the town met its original targets of a 70% CO2 cut against 1990 levels and a 30% cut in household water use against the 2006 standard of household equipment, with a renewable-energy utilisation rate above 30%; no measurement method is given.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-69c780b6b2f7d309",
      "title": "Atlas of Urban Tech (research)",
      "url": "https://atlasofurbantech.org/cases/jpn-fujisawa-smart-town/",
      "publisher": {
       "name": null,
       "domain": "atlasofurbantech.org",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-c9530f5e9987a91e"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-14",
       "dossierCreatedAt": "2026-10-14",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Cornell Tech student case study: every house has solar panels and batteries linked to a community energy-management system; lists the 70% CO2 and 30% water figures as aims.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-72a06a785ae9ed03",
      "title": "Fujisawa SST – Overall targets and guidelines",
      "url": "https://fujisawasst.com/EN/project/target/",
      "publisher": {
       "name": null,
       "domain": "fujisawasst.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-60a99d1a012665f1",
       "clm-b92db43de46c1ec0",
       "clm-dcef15661d529bf7",
       "clm-1b355478cedba25b"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-14",
       "dossierCreatedAt": "2026-10-14",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "The operator's targets page: the 70% CO2 target (versus 1990) set at the 2014 opening 'has been achieved'; the next goal is measured from the town's actual figure for fiscal 2020; distinguishes the renewable-energy utilisation ratio from the new self-consumption ratio target.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-cade63e35586ccb1",
      "title": "Panasonic Homes & Mitsui Fudosan Residential – detached-housing zone groundbreaking release",
      "url": "https://homes.panasonic.com/company/news/release/2013/0919.html",
      "publisher": {
       "name": null,
       "domain": "homes.panasonic.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-e124f7eaf6498bf3",
       "clm-97de65b396e3aa92",
       "clm-dd934a6301e0000d"
      ],
      "temporal": {
       "publishedAt": "2013-09-19",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-14",
       "dossierCreatedAt": "2026-10-14",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Groundbreaking release for the detached-housing zone: a 19-hectare former Panasonic factory site, about 1,000 homes (about 600 detached, about 400 apartments), planned population 3,000, total project cost about ¥60 billion, completion planned for fiscal 2018; overall targets of 70% CO2 cut (vs 1990), 30% household water cut (vs 2006) and over 30% renewable-energy use.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-713474d970d217e0",
      "title": "Panasonic – Fujisawa SST completion and updated targets release",
      "url": "https://news.panasonic.com/jp/press/jn241023-1",
      "publisher": {
       "name": null,
       "domain": "news.panasonic.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-4adbf32a835bbce6",
       "clm-a7584ca8415c3c86",
       "clm-57f8b8e0ca9c4869",
       "clm-8c280e63bff041d5"
      ],
      "temporal": {
       "publishedAt": "2024-10-23",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-10-14",
       "dossierCreatedAt": "2026-10-14",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Panasonic release marking the town's completion at ten years: the 70% CO2 cut versus 1990 and the over-30% renewable-energy utilisation rate are described as already achieved; new targets of a further 50% CO2 cut by fiscal 2034 against the fiscal-2020 actual figure and a 60% renewable self-consumption rate.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 14,
     "claimsMapped": 14,
     "sourcesTotal": 6,
     "sourcesUsedByClaims": 6,
     "sourcesWithPublicationDate": 3,
     "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."
    ]
   }
  }
 ]
}
