{ "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": "doha-air-quality-monitoring", "title": "Doha Air Quality Monitoring Network: Measured, Published, Answered with Advice", "canonicalUrl": "https://1001smartcities.org/projects/doha-air-quality-monitoring/" }, "currentRevisionId": "2026-10-04-baseline", "revisions": [ { "id": "2026-10-04-baseline", "createdAt": "2026-10-04T08:05:00Z", "effectiveAt": "2026-10-04", "changeType": "baseline", "summary": "Created the first structured Evidence Passport with 16 claims and 12 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:f3ebf8d4aba02345dee024033491fbbd70832fd1714450f6932a4e159459b7a4", "snapshot": { "asOf": "2026-10-04", "projectFingerprint": "sha256:be502b1134808ae9bd79b51774f5ca5233c5fd467d94f6239bad46c7f8a92b02", "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": null, "ended": null } }, "governance": { "operator": "Ministry of Environment and Climate Change (Environmental Monitoring and Inspection Department), with QEERI at Hamad Bin Khalifa University", "actorTypes": [ "national-government", "research" ], "fundingModel": "public", "fundingDescription": null, "cost": null, "ownership": null, "decisionRights": null, "exitConditions": null }, "claims": [ { "id": "clm-08a90044318aa941", "field": "snippet", "text": "Qatar's Ministry of Environment and Climate Change runs the national air-quality network", "statementKind": "descriptive", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-ea1d3d01903148d1" ], "supportNote": "The ministry's monitoring department describes the integrated national network and its analysis unit.", "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-116c02b74f8312e9", "field": "snippet", "text": "In 2012 it announced a network for the city of three fixed stations and one mobile unit, at Qatar University, Doha Corniche and Aspire Zone", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-c80f5f941dc9d3e2" ], "supportNote": "The 2012 report names the network's composition and its sites.", "caveat": "Aspire Zone lies in the neighbouring municipality of Al Rayyan; the Corniche site is in Doha.", "interpretation": { "added": false, "interpolation": false, "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion." } }, { "id": "clm-57a3d57416ca4f47", "field": "snippet", "text": "the national count grew from 26 stations in May 2022 to 44 in November 2024", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-80d232b70dfd58dc", "src-e0870186f00d6be2" ], "supportNote": "May 2022: six stations added, total 26. November 2024: data from 44 stations.", "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-b7ecc5fe2f3f26ca", "field": "snippet", "text": "in April 2026 the minister put it at 48", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-249ca04df5f1adf6" ], "supportNote": "The minister told Qatar TV that 48 stations are deployed nationwide.", "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-29e56dd12a0a172f", "field": "snippet", "text": "with 20 more roadside stations at main roads and intersections reported in 2025", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-ea1d3d01903148d1" ], "supportNote": "A separate network of 20 stations at main roads and intersections monitors traffic emissions.", "caveat": "Whether the minister's 48 includes these roadside stations is not stated.", "interpretation": { "added": false, "interpolation": false, "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion." } }, { "id": "clm-39bee3817a820138", "field": "snippet", "text": "Since February 2024 a public platform on the ministry's website shows a colour-coded index for eight regions representing the municipalities", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-fb98dd099fb00415", "src-ee79c535d3a2bea1" ], "supportNote": "Launch on Qatar's Environment Day (Feb 2024) of a colour-coded platform; the platform divides Qatar into eight regions representing the municipalities.", "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-40d32ff9ed2e4850", "field": "snippet", "text": "built on five pollutants including particulate matter", "statementKind": "descriptive", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-ea1d3d01903148d1" ], "supportNote": "The index is based on PM, NO2, SO2, O3 and CO.", "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-0becda0551822ea5", "field": "snippet", "text": "The ministry calls its published data the only reliable source and dismisses commercial air-quality websites as using devices that do not meet basic standards.", "statementKind": "descriptive", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-ea1d3d01903148d1" ], "supportNote": "The official says ministry data is the only reliable source and that internet platforms rely on commercial devices that do not meet basic international standards.", "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-a80a0ed826617507", "field": "impact", "text": "None of the ministry's statements ties a station reading to a defined action.", "statementKind": "descriptive", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-ea1d3d01903148d1", "src-69a90077d57bfc85", "src-36e6cc8d318e00d2" ], "supportNote": "Editorial finding from the ministry statements read: they describe monitoring, publication, early warnings 'when necessary' and advice, but name no threshold that triggers a restriction. An absence cannot be quoted.", "caveat": "The ministry refers to an early warning system; its thresholds and consequences are not published in the sources read.", "interpretation": { "added": false, "interpolation": false, "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion." } }, { "id": "clm-f284890e468e070b", "field": "impact", "text": "A 2013 government statistics report, drawing on ministry stations at Qatar University, Aspire Zone and the Corniche, found the national PM10 standard breached on 159 days in 2012 and on 229 days in 2008", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-4041a00ee18077c5" ], "supportNote": "Doha News reports the Environment Statistics Annual Report 2013 and its station data.", "caveat": "Reported via the press; the statistics report itself was not read.", "interpretation": { "added": false, "interpolation": false, "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion." } }, { "id": "clm-76001435deb0a7f6", "field": "impact", "text": "against a 24-hour limit of 150 µg/m³, three times the WHO guideline", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-4041a00ee18077c5" ], "supportNote": "National PM10 24-hour standard 150 µg/m³; the WHO's 50 µg/m³ is one third of it.", "caveat": "The WHO figure is the guideline cited in 2014; the WHO has since tightened it.", "interpretation": { "added": false, "interpolation": false, "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion." } }, { "id": "clm-c74f7843ded60026", "field": "impact", "text": "In April 2026, during a seasonal dust episode, the ministry said levels remained within normal and safe limits while advising people to stay indoors, keep windows closed and wear masks outdoors", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-36e6cc8d318e00d2" ], "supportNote": "The ministry's April 2026 statement and its precautionary advice, attributing the particles mainly to seasonal dust.", "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-50341b726973904e", "field": "impact", "text": "when the education ministry asked schools to minimise outdoor activities in May 2025, it cited weather forecasts of dust storms, not a station reading", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-48b5698ac6f93850" ], "supportNote": "The education ministry's advisory explicitly cites weather forecasts of possible dust storms.", "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-60553d7909d920fd", "field": "impact", "text": "A separate network of five stations across greater Doha, run by the research institute QEERI, recorded a 30% fall in PM2.5 during the 2020 COVID-19 social-distancing measures.", "statementKind": "quantitative", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-c5155cad331e2d63" ], "supportNote": "QEERI reports its five-station network and a 30% PM2.5 decrease it attributes to social distancing.", "caveat": "The institute's own attribution; 'greater Doha' extends beyond the municipality.", "interpretation": { "added": false, "interpolation": false, "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion." } }, { "id": "clm-ddcb64cd4c748c53", "field": "lesson", "text": "the documented school advisory followed a dust forecast rather than a measurement", "statementKind": "descriptive", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-48b5698ac6f93850" ], "supportNote": "The advisory cites forecasts.", "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-fde40ddbe95eac6f", "field": "lesson", "text": "Declaring the ministry the only authorised source settles who may publish a number", "statementKind": "descriptive", "textMode": "verbatim-from-project-record", "mappingStatus": "mapped", "sourceRefs": [ "src-69a90077d57bfc85" ], "supportNote": "The ministry director calls the ministry the only authorised body publishing air quality data.", "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-c80f5f941dc9d3e2", "title": "The Peninsula, network to monitor air quality in Doha, 22 Dec 2012 (media)", "url": "https://thepeninsulaqatar.com/article/22/12/2012/network-to-monitor-quality-of-air-in-doha", "publisher": { "name": null, "domain": "thepeninsulaqatar.com", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-116c02b74f8312e9" ], "temporal": { "publishedAt": "2012-12-22", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "Reports that air pollution in Doha will be measured by a Ministry of Environment network of three fixed stations and one mobile station, at sites including Qatar University, Doha Corniche and Aspire Zone, with data transferred to central databases.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-4041a00ee18077c5", "title": "Doha News, on the Environment Statistics Annual Report 2013, 10 Nov 2014 (media)", "url": "https://dohanews.co/qatars-air-quality-fails-standards-159-days-year/", "publisher": { "name": null, "domain": "dohanews.co", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-f284890e468e070b", "clm-76001435deb0a7f6" ], "temporal": { "publishedAt": "2014-11-10", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "Reports the government's Environment Statistics Annual Report 2013, which used Ministry of Environment data from three stations — Qatar University, Aspire Zone and the Mövenpick Hotel on the Corniche: the national PM10 standard of 150 µg/m³ (24-hour) was breached on 159 days in 2012 and on 229 days in 2008; the WHO's 24-hour guideline is one third of the national figure.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-c5155cad331e2d63", "title": "Hamad Bin Khalifa University, QEERI air quality findings, 25 Apr 2020 (research)", "url": "https://hbku.edu.qa/en/node/15309", "publisher": { "name": null, "domain": "hbku.edu.qa", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-60553d7909d920fd" ], "temporal": { "publishedAt": "2020-04-25", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "Hamad Bin Khalifa University's research institute QEERI says it operates five air quality monitoring stations across greater Doha and observed a 30% decrease in PM2.5, plus 9% in ozone and 18% in nitrogen dioxide, which it attributes to COVID-19 social-distancing policies.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-80d232b70dfd58dc", "title": "Qatar Tribune / QNA, six new stations added, 20 May 2022 (media)", "url": "https://www.qatar-tribune.com/news-details/id/235044/six-new-stations-added-to-national-air-quality-monitoring-network", "publisher": { "name": null, "domain": "qatar-tribune.com", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-57a3d57416ca4f47" ], "temporal": { "publishedAt": "2022-05-20", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "The ministry, in coordination with QEERI at Hamad Bin Khalifa University, added six stations to the national network, bringing the total to 26, and linked stations around FIFA World Cup 2022 stadiums.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-fb98dd099fb00415", "title": "Qatar Tribune, ministry launches public air quality platform, 26 Feb 2024 (media)", "url": "https://www.qatar-tribune.com/article/110001/latest-news/environment-ministry-launches-air-quality-platform-for-public", "publisher": { "name": null, "domain": "qatar-tribune.com", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-39bee3817a820138" ], "temporal": { "publishedAt": "2024-02-26", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "The ministry launched a public air quality platform on its website on Qatar's Environment Day, showing colour-coded indicators per region from 40 monitoring stations.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-ee79c535d3a2bea1", "title": "The Peninsula, interview: Qatar managing air quality effectively, 31 Mar 2024 (media)", "url": "https://thepeninsulaqatar.com/article/31/03/2024/qatar-managing-air-quality-effectively", "publisher": { "name": null, "domain": "thepeninsulaqatar.com", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-39bee3817a820138" ], "temporal": { "publishedAt": "2024-03-31", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "Ministry official Abdulla Al Khulaifi: forty stations installed, 25 roadside stations planned; Ministerial Resolution No. 310 of 2020 unified station procedures; the platform divides Qatar into eight regions representing the municipalities.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-69a90077d57bfc85", "title": "The Peninsula, interview with the ministry's monitoring director, 31 Mar 2024 (media)", "url": "https://s.thepeninsula.qa/article/31/03/2024/qatars-air-quality-monitoring-system-the-best-in-region", "publisher": { "name": null, "domain": "s.thepeninsula.qa", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-a80a0ed826617507", "clm-fde40ddbe95eac6f" ], "temporal": { "publishedAt": "2024-03-31", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "Ministry director Hassan Al Qasimi: about 40 stations, results shown on a monitoring platform; air quality data published on the ministry's website, 'which is the only authorised body'; mobile stations cover places without fixed stations; the ministry cites an early warning system.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-e0870186f00d6be2", "title": "Qatar News Agency, updated air quality platform, 13 Nov 2024 (media)", "url": "https://www.qna.org.qa/en/News-Area/News/2024-11/13/0060-ministry-of-environment-launches-updated-air-quality-platform-on-its-website", "publisher": { "name": null, "domain": "qna.org.qa", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-57a3d57416ca4f47" ], "temporal": { "publishedAt": "2024-11-13", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "The ministry launched an updated version of the platform; data now flows from 44 air quality monitoring stations to the monitoring and data analysis unit.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-ea1d3d01903148d1", "title": "Qatar Tribune / QNA, interview with the ministry's monitoring department, 17 Oct 2025 (media)", "url": "https://www.qatar-tribune.com/article/199508/nation/qatar-ensures-quality-air-sustainability-targets-withadvanced-monitoring-tech", "publisher": { "name": null, "domain": "qatar-tribune.com", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-08a90044318aa941", "clm-29e56dd12a0a172f", "clm-40d32ff9ed2e4850", "clm-0becda0551822ea5", "clm-a80a0ed826617507" ], "temporal": { "publishedAt": "2025-10-17", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "Ministry official Abdullah Al Khulaifi: more than 45 ambient stations plus a network of 20 stations at main roads and intersections; the index uses six colour categories and five pollutants; AI forecasting is planned; commercial air-quality websites are dismissed as unreliable; the platform covers eight key regions.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-48b5698ac6f93850", "title": "Qatar Tribune, Education Ministry dust-storm advisory, 6 May 2025 (media)", "url": "https://www.qatar-tribune.com/article/175183/nation/moehe-advises-schools-parents-students-to-take-precautions-in-face-of-dust-storm", "publisher": { "name": null, "domain": "qatar-tribune.com", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-50341b726973904e", "clm-ddcb64cd4c748c53" ], "temporal": { "publishedAt": "2025-05-06", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "The education ministry asked schools, parents and students to minimise outdoor activities, citing weather forecasts of possible dust storms.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-36e6cc8d318e00d2", "title": "Qatar Tribune / QNA, ministry dust advisory, 5 Apr 2026 (media)", "url": "https://www.qatar-tribune.com/article/227239/nation/air-quality-in-qatar-within-safe-limits-says-moecc", "publisher": { "name": null, "domain": "qatar-tribune.com", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-a80a0ed826617507", "clm-c74f7843ded60026" ], "temporal": { "publishedAt": "2026-04-05", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "The ministry said air quality remained within normal and safe limits while advising people to stay indoors, keep windows closed, wear masks outdoors and limit outdoor activity during periods of increased fine particles, which it attributed mainly to seasonal dust.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } }, { "id": "src-249ca04df5f1adf6", "title": "Qatar Tribune, minister on environmental monitoring, 15 Apr 2026 (media)", "url": "https://www.qatar-tribune.com/article/229130/latest-news/qatars-environmental-conditions-remains-stable-and-safe-minister", "publisher": { "name": null, "domain": "qatar-tribune.com", "classification": "not-classified" }, "sourceType": "web-page", "language": "und", "role": "claim-evidence", "claimRefs": [ "clm-b7ecc5fe2f3f26ca" ], "temporal": { "publishedAt": "2026-04-15", "updatedAt": null, "sourceCheckedAt": null, "recordLastVerifiedAt": "2026-10-04", "dossierCreatedAt": "2026-10-04", "retrievedAt": null, "status": "publication-and-record-dates-recorded" }, "locator": { "type": "descriptive-source-note", "value": "The Minister of Environment and Climate Change said Qatar has deployed 48 air quality monitoring stations nationwide, as part of a monitoring system for air, water and radiation.", "exact": false }, "preservation": { "archiveUrl": null, "archivedAt": null, "contentHash": null, "status": "not-captured" } } ], "coverage": { "claimsTotal": 16, "claimsMapped": 16, "sourcesTotal": 12, "sourcesUsedByClaims": 12, "sourcesWithPublicationDate": 12, "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." ] } } ] }