{
 "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": "lahore-air-quality-network",
  "title": "Punjab EPA Air Monitoring Network & Smog Emergency Orders",
  "canonicalUrl": "https://1001smartcities.org/projects/lahore-air-quality-network/"
 },
 "currentRevisionId": "2026-08-20-source-dates-b4",
 "revisions": [
  {
   "id": "2026-08-15-baseline",
   "createdAt": "2026-08-15T18:26:00Z",
   "effectiveAt": "2026-08-15",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 6 claims and 5 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": "sha256:21b57ab4db125047a8818c21f257022a008f0a1d49bd20c86c12080dcc1dbd31",
   "snapshot": {
    "asOf": "2026-08-15",
    "projectFingerprint": "sha256:a3008f9a6bb9841e415c1943eee6e72d3f4a63d4c913c5ac90b232d048490824",
    "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": 2024,
      "ended": null
     }
    },
    "governance": {
     "operator": "Environmental Protection Agency, Government of Punjab",
     "actorTypes": [
      "regional-government"
     ],
     "fundingModel": "public",
     "fundingDescription": null,
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-827a76d689f1c6f8",
      "field": "snippet",
      "text": "In November 2024 the Punjab Environmental Protection Agency installed new regulatory-grade monitors and linked them to a central control room",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-9e1487d1e2320bdb",
       "src-e49c87f9856f3f25"
      ],
      "supportNote": "The Tribune reported the November 2024 installations linked to the EPA control room; the portal describes its network as regulatory-grade equipment.",
      "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-f260cc078ae3380e",
      "field": "snippet",
      "text": "hourly Air Quality Index for Lahore from ten stations measuring PM2.5, PM10, SO2, NO2, CO and ozone",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e49c87f9856f3f25"
      ],
      "supportNote": "The official portal lists ten named Lahore stations, hourly AQI updates and the six measured pollutants.",
      "caveat": "Station count is the operator's own; no independent audit of how many stations deliver valid data has been published.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-b10b7935128da0e8",
      "field": "snippet",
      "text": "when the index crossed 1,000 in November 2024, the provincial government declared smog a calamity",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-b8e44c1ebada31b7",
       "src-5503e8b0e529770d"
      ],
      "supportNote": "Dawn's coverage reports AQI readings above 1,000 and the provincial declaration of smog as a calamity with accompanying emergency measures.",
      "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-1350277ecd9109ae",
      "field": "snippet",
      "text": "closed schools across 18 districts from 7 to 17 November",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-5503e8b0e529770d"
      ],
      "supportNote": "Dawn reports the closure of educational institutions across 18 districts from 7 to 17 November 2024.",
      "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-67723e41d89923ea",
      "field": "snippet",
      "text": "imposed 'green lockdowns' on pollution hotspots and ordered half of office staff to work from home",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-70af76cc4cccb7e3"
      ],
      "supportNote": "The report describes green lockdowns in designated smog hotspots and the order sending 50 percent of employees home.",
      "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-3d40c0d2670977e0",
      "field": "snippet",
      "text": "official AQI peaked at 1,165 that week",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-5503e8b0e529770d"
      ],
      "supportNote": "Dawn reports Lahore's AQI peaking at 1,165 during the November 2024 episode.",
      "caveat": "Community sensor networks reported even higher readings the same week; this entry uses the figure carried by Dawn.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-e49c87f9856f3f25",
      "title": "Punjab EPA — official Lahore AQI portal",
      "url": "https://aqi.punjab.gov.pk/lahore",
      "publisher": {
       "name": null,
       "domain": "aqi.punjab.gov.pk",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-827a76d689f1c6f8",
       "clm-f260cc078ae3380e"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-15",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Operator's own platform: ten named Lahore stations, hourly updates, six pollutants, 'regulatory-grade equipment' wording.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-9e1487d1e2320bdb",
      "title": "Express Tribune — Punjab installs modern air quality monitors (Nov 2024)",
      "url": "https://tribune.com.pk/story/2511763/punjab-installs-modern-air-quality-monitors-to-tackle-smog",
      "publisher": {
       "name": null,
       "domain": "tribune.com.pk",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-827a76d689f1c6f8"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-15",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "New monitors at named Lahore sites linked to the EPA central control room, with a 25-monitor second phase across Punjab. Site blocks automated fetches (403); content verified via search-indexed text.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-b8e44c1ebada31b7",
      "title": "Dawn — Punjab orders school closures amid smog (6 Nov 2024)",
      "url": "https://www.dawn.com/news/1870510",
      "publisher": {
       "name": null,
       "domain": "dawn.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-b10b7935128da0e8"
      ],
      "temporal": {
       "publishedAt": "2024-11-06",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-15",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Closure orders and the package of emergency smog measures notified by the provincial government.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-5503e8b0e529770d",
      "title": "Dawn — schools closed across 18 districts (Nov 2024)",
      "url": "https://www.dawn.com/news/1870626",
      "publisher": {
       "name": null,
       "domain": "dawn.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-b10b7935128da0e8",
       "clm-1350277ecd9109ae",
       "clm-3d40c0d2670977e0"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-15",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Closures extended across 18 districts from 7 to 17 November; Lahore AQI peak of 1,165.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-70af76cc4cccb7e3",
      "title": "Gulf News — offices closed, green lockdown in Lahore (Nov 2024)",
      "url": "https://gulfnews.com/world/asia/pakistan/pakistan-schools-offices-closed-three-days-a-week-in-lahore-as-smog-worsens-1.83904832",
      "publisher": {
       "name": null,
       "domain": "gulfnews.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-67723e41d89923ea"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-15",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Green lockdown in smog hotspots and the 50-percent work-from-home order.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 6,
     "claimsMapped": 6,
     "sourcesTotal": 5,
     "sourcesUsedByClaims": 5,
     "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."
    ]
   }
  },
  {
   "id": "2026-08-20-source-dates-b4",
   "createdAt": "2026-08-20T19:00:00Z",
   "effectiveAt": "2026-08-15",
   "changeType": "update",
   "summary": "Record the publication date of each source that states one; sources that publish no date are marked null.",
   "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": "replace",
     "path": "/snapshot/projectFingerprint",
     "summary": "Updated projectFingerprint to the current sourced project record."
    },
    {
     "operation": "replace",
     "path": "/snapshot/sources",
     "summary": "Updated sources to the current sourced project record."
    }
   ],
   "snapshotHash": "sha256:ef94c45dcc31f4e1d7f7a1965b728b8da5459389b4a253a1ff71afaf7b9e411c",
   "snapshot": {
    "asOf": "2026-08-15",
    "projectFingerprint": "sha256:5e4a157c6a08b74e0978e0e7c1442a5009f39a25f18f79b276b43c1a4aa15cfe",
    "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": 2024,
      "ended": null
     }
    },
    "governance": {
     "operator": "Environmental Protection Agency, Government of Punjab",
     "actorTypes": [
      "regional-government"
     ],
     "fundingModel": "public",
     "fundingDescription": null,
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-827a76d689f1c6f8",
      "field": "snippet",
      "text": "In November 2024 the Punjab Environmental Protection Agency installed new regulatory-grade monitors and linked them to a central control room",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-9e1487d1e2320bdb",
       "src-e49c87f9856f3f25"
      ],
      "supportNote": "The Tribune reported the November 2024 installations linked to the EPA control room; the portal describes its network as regulatory-grade equipment.",
      "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-f260cc078ae3380e",
      "field": "snippet",
      "text": "hourly Air Quality Index for Lahore from ten stations measuring PM2.5, PM10, SO2, NO2, CO and ozone",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-e49c87f9856f3f25"
      ],
      "supportNote": "The official portal lists ten named Lahore stations, hourly AQI updates and the six measured pollutants.",
      "caveat": "Station count is the operator's own; no independent audit of how many stations deliver valid data has been published.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-b10b7935128da0e8",
      "field": "snippet",
      "text": "when the index crossed 1,000 in November 2024, the provincial government declared smog a calamity",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-b8e44c1ebada31b7",
       "src-5503e8b0e529770d"
      ],
      "supportNote": "Dawn's coverage reports AQI readings above 1,000 and the provincial declaration of smog as a calamity with accompanying emergency measures.",
      "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-1350277ecd9109ae",
      "field": "snippet",
      "text": "closed schools across 18 districts from 7 to 17 November",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-5503e8b0e529770d"
      ],
      "supportNote": "Dawn reports the closure of educational institutions across 18 districts from 7 to 17 November 2024.",
      "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-67723e41d89923ea",
      "field": "snippet",
      "text": "imposed 'green lockdowns' on pollution hotspots and ordered half of office staff to work from home",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-70af76cc4cccb7e3"
      ],
      "supportNote": "The report describes green lockdowns in designated smog hotspots and the order sending 50 percent of employees home.",
      "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-3d40c0d2670977e0",
      "field": "snippet",
      "text": "official AQI peaked at 1,165 that week",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-5503e8b0e529770d"
      ],
      "supportNote": "Dawn reports Lahore's AQI peaking at 1,165 during the November 2024 episode.",
      "caveat": "Community sensor networks reported even higher readings the same week; this entry uses the figure carried by Dawn.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-e49c87f9856f3f25",
      "title": "Punjab EPA — official Lahore AQI portal",
      "url": "https://aqi.punjab.gov.pk/lahore",
      "publisher": {
       "name": null,
       "domain": "aqi.punjab.gov.pk",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-827a76d689f1c6f8",
       "clm-f260cc078ae3380e"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Operator's own platform: ten named Lahore stations, hourly updates, six pollutants, 'regulatory-grade equipment' wording.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-9e1487d1e2320bdb",
      "title": "Express Tribune — Punjab installs modern air quality monitors (Nov 2024)",
      "url": "https://tribune.com.pk/story/2511763/punjab-installs-modern-air-quality-monitors-to-tackle-smog",
      "publisher": {
       "name": null,
       "domain": "tribune.com.pk",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-827a76d689f1c6f8"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "New monitors at named Lahore sites linked to the EPA central control room, with a 25-monitor second phase across Punjab. Site blocks automated fetches (403); content verified via search-indexed text.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-b8e44c1ebada31b7",
      "title": "Dawn — Punjab orders school closures amid smog (6 Nov 2024)",
      "url": "https://www.dawn.com/news/1870510",
      "publisher": {
       "name": null,
       "domain": "dawn.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-b10b7935128da0e8"
      ],
      "temporal": {
       "publishedAt": "2024-11-06",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Closure orders and the package of emergency smog measures notified by the provincial government.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-5503e8b0e529770d",
      "title": "Dawn — schools closed across 18 districts (Nov 2024)",
      "url": "https://www.dawn.com/news/1870626",
      "publisher": {
       "name": null,
       "domain": "dawn.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-b10b7935128da0e8",
       "clm-1350277ecd9109ae",
       "clm-3d40c0d2670977e0"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Closures extended across 18 districts from 7 to 17 November; Lahore AQI peak of 1,165.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-70af76cc4cccb7e3",
      "title": "Gulf News — offices closed, green lockdown in Lahore (Nov 2024)",
      "url": "https://gulfnews.com/world/asia/pakistan/pakistan-schools-offices-closed-three-days-a-week-in-lahore-as-smog-worsens-1.83904832",
      "publisher": {
       "name": null,
       "domain": "gulfnews.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-67723e41d89923ea"
      ],
      "temporal": {
       "publishedAt": "2021-11-23",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-15",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Green lockdown in smog hotspots and the 50-percent work-from-home order.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 6,
     "claimsMapped": 6,
     "sourcesTotal": 5,
     "sourcesUsedByClaims": 5,
     "sourcesWithPublicationDate": 2,
     "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."
    ]
   }
  }
 ]
}
