{
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 "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": "dortmund-h-bahn",
  "title": "H-Bahn Driverless Suspended Monorail",
  "canonicalUrl": "https://1001smartcities.org/projects/dortmund-h-bahn/"
 },
 "currentRevisionId": "2026-08-20-source-dates-b6",
 "revisions": [
  {
   "id": "2026-08-15-baseline",
   "createdAt": "2026-08-15T18:01:00Z",
   "effectiveAt": "2026-08-15",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 13 claims and 4 source dossiers.",
   "preparedBy": {
    "type": "automation",
    "label": "AI-assisted evidence preparation",
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   },
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    "by": null,
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    "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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    "assurance": {
     "status": "unreviewed",
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     "machineChecks": [
      "schema",
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      "snapshot-hash"
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    },
    "projectState": {
     "status": "live",
     "outcome": "ongoing",
     "evidenceGrade": "official",
     "timeline": {
      "started": 1984,
      "ended": null
     }
    },
    "governance": {
     "operator": "DSW21 (H-Bahn division; H-Bahn-Gesellschaft Dortmund under the H-BAHN21 brand until end of 2024)",
     "actorTypes": [
      "utility"
     ],
     "fundingModel": "public",
     "fundingDescription": "Barop extension ≈€39M, up to 95% covered by Germany's GVFG municipal transport funding",
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-a4ea8996e78a799e",
      "field": "snippet",
      "text": "since 2 May 1984 with no staff on board, supervised from a central control room",
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      "mappingStatus": "mapped",
      "sourceRefs": [
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      ],
      "supportNote": "The operator's anniversary piece dates the opening to 2 May 1984 as Germany's first driverless system; the NRW portal confirms no operating staff aboard and control-centre oversight.",
      "caveat": "The control-room detail comes from the state portal's general description of GoA 4 operation, not from a Dortmund-specific technical audit.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     },
     {
      "id": "clm-33bb5646f9112b40",
      "field": "snippet",
      "text": "the operator calls the H-Bahn Germany's first fully automatic transport system in regular passenger service",
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      "supportNote": "DSW21's anniversary piece describes it as Germany's first driverless, fully automatic transport system meeting legal standards.",
      "caveat": "A self-description by the operator; it is widely repeated but attributed here rather than asserted.",
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       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     },
     {
      "id": "clm-76365c93808f6242",
      "field": "snippet",
      "text": "NRW's transit portal classes it as GoA 4",
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      "supportNote": "The mobil.nrw information portal lists the H-Bahn as a fully automatically controlled cabin railway at Grade of Automation 4.",
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       "added": false,
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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": "snippet",
      "text": "Extensions in 1993 and 2003 grew the suspended monorail to 3.4 kilometres",
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     {
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      "field": "snippet",
      "text": "in semester time it carries around 7,000 passengers a day",
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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": "snippet",
      "text": "On 1 January 2025 the operating company H-BAHN21 was merged into transit parent DSW21",
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      "interpretation": {
       "added": false,
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       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     {
      "id": "clm-63905c152a129c94",
      "field": "snippet",
      "text": "a roughly two-kilometre extension to the U42 light-rail stop in Barop",
      "statementKind": "quantitative",
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      "mappingStatus": "mapped",
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      "supportNote": "Both the operator release and local press describe an approximately two-kilometre new line from Campus Nord to the U42 stop Theodor-Fliedner-Heim in Barop.",
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      "interpretation": {
       "added": false,
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       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     {
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      "field": "snippet",
      "text": "estimated at €39 million",
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      "supportNote": "The operator release puts the extension's estimated cost at approximately €39 million.",
      "caveat": "A pre-approval estimate; planning approval is still ahead.",
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       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     {
      "id": "clm-5f81a0b4f9d7c7a0",
      "field": "snippet",
      "text": "funded up to 95 percent under Germany's GVFG programme",
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      "mappingStatus": "mapped",
      "sourceRefs": [
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      "supportNote": "The release states public funding of up to 95 percent through the Municipal Transport Financing Act (GVFG).",
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      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     },
     {
      "id": "clm-29cf69f575427c5d",
      "field": "snippet",
      "text": "targeted to open in 2029",
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      "supportNote": "Both sources give 2029 as the commissioning target for the full extension.",
      "caveat": "The intermediate milestones differ slightly between sources (test track 2027 or 2028); only the 2029 target is consistent.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     {
      "id": "clm-9279f98fa74422bf",
      "field": "impact",
      "text": "45 million passengers and 5.9 million kilometres",
      "statementKind": "quantitative",
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      "mappingStatus": "mapped",
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      "supportNote": "The 40-year anniversary piece states more than 5.9 million kilometres travelled and 45 million passengers carried.",
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      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-16156140bc24d488",
      "field": "impact",
      "text": "availability above 99 percent",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
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      "supportNote": "The anniversary piece states system availability exceeding 99 percent.",
      "caveat": "Self-reported by the operator.",
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       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     },
     {
      "id": "clm-959b852e5decf4da",
      "field": "lesson",
      "text": "the H-Bahn has run unattended from its first day",
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      "supportNote": "The system opened on 2 May 1984 as a driverless operation and both operator and the NRW portal describe it as running without staff aboard throughout.",
      "caveat": "No source describes any period with attendants; the claim rests on that consistent absence rather than an explicit statement that there was never one.",
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       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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    "sources": [
     {
      "id": "src-d483d58cd08d1188",
      "title": "DSW21 — 40 Jahre H-Bahn in Dortmund",
      "url": "https://www.bus-und-bahn.de/news-details/40-jahre-h-bahn-in-dortmund",
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       "type": "descriptive-source-note",
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      },
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     },
     {
      "id": "src-19122d6bbd968ecd",
      "title": "DSW21 — H-BAHN21 integrated into DSW21",
      "url": "https://www.bus-und-bahn.de/en/news-details/operating-company-h-bahn21-integrated-into-parent-company-dsw21",
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       "name": null,
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      "language": "und",
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       "clm-5f81a0b4f9d7c7a0",
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       "recordLastVerifiedAt": "2026-08-15",
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      "locator": {
       "type": "descriptive-source-note",
       "value": "Operator release: merger retroactive to 1 January 2025, 16 staff transferred, ~2 km Barop extension, ≈€39M cost, up to 95% GVFG funding, commissioning 2029.",
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      },
      "preservation": {
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       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-78d5c02c3027115e",
      "title": "mobil.nrw Infoportal — Autonomes Fahren im ÖPNV",
      "url": "https://infoportal.mobil.nrw/technik/autonomes-fahren-im-oepnv.html",
      "publisher": {
       "name": null,
       "domain": "infoportal.mobil.nrw",
       "classification": "not-classified"
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      "language": "und",
      "role": "claim-evidence",
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       "value": "NRW transit portal classes the H-Bahn as GoA 4 — fully automatic, no operating staff aboard, in public service since 1984; control centre can intervene.",
       "exact": false
      },
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       "archivedAt": null,
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     {
      "id": "src-6710bad639668bdf",
      "title": "Nordstadtblogger — planning contracts for the Barop extension",
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       "classification": "not-classified"
      },
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      "language": "und",
      "role": "claim-evidence",
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       "recordLastVerifiedAt": "2026-08-15",
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       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Local press: ≈€2.5M planning contracts in 2025, two route options in environmental review, planning approval targeted early 2027, test track 2028, opening 2029.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
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     }
    ],
    "coverage": {
     "claimsTotal": 13,
     "claimsMapped": 13,
     "sourcesTotal": 4,
     "sourcesUsedByClaims": 4,
     "sourcesWithPublicationDate": 0,
     "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-b6",
   "createdAt": "2026-08-20T21:00:00Z",
   "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.",
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    "label": "AI-assisted evidence preparation",
    "humanApproved": false
   },
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    "note": "Awaiting operator and domain-expert review; publication of this revision implies neither."
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   "changes": [
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     "operation": "replace",
     "path": "/snapshot/projectFingerprint",
     "summary": "Updated projectFingerprint to the current sourced project record."
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    {
     "operation": "replace",
     "path": "/snapshot/sources",
     "summary": "Updated sources to the current sourced project record."
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   "snapshotHash": "sha256:0d08cff5288af7d46092fd9bb4d434d628844e453247731184eb9a750ccba0fa",
   "snapshot": {
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    "assurance": {
     "status": "unreviewed",
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     "statement": "AI-assisted structural preparation. This revision has not been reviewed by a human or subject-matter expert.",
     "machineChecks": [
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    },
    "projectState": {
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     "outcome": "ongoing",
     "evidenceGrade": "official",
     "timeline": {
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      "ended": null
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    },
    "governance": {
     "operator": "DSW21 (H-Bahn division; H-Bahn-Gesellschaft Dortmund under the H-BAHN21 brand until end of 2024)",
     "actorTypes": [
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     ],
     "fundingModel": "public",
     "fundingDescription": "Barop extension ≈€39M, up to 95% covered by Germany's GVFG municipal transport funding",
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-a4ea8996e78a799e",
      "field": "snippet",
      "text": "since 2 May 1984 with no staff on board, supervised from a central control room",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
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       "src-78d5c02c3027115e"
      ],
      "supportNote": "The operator's anniversary piece dates the opening to 2 May 1984 as Germany's first driverless system; the NRW portal confirms no operating staff aboard and control-centre oversight.",
      "caveat": "The control-room detail comes from the state portal's general description of GoA 4 operation, not from a Dortmund-specific technical audit.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-33bb5646f9112b40",
      "field": "snippet",
      "text": "the operator calls the H-Bahn Germany's first fully automatic transport system in regular passenger service",
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      "textMode": "verbatim-from-project-record",
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      "supportNote": "DSW21's anniversary piece describes it as Germany's first driverless, fully automatic transport system meeting legal standards.",
      "caveat": "A self-description by the operator; it is widely repeated but attributed here rather than asserted.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-76365c93808f6242",
      "field": "snippet",
      "text": "NRW's transit portal classes it as GoA 4",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-78d5c02c3027115e"
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      "supportNote": "The mobil.nrw information portal lists the H-Bahn as a fully automatically controlled cabin railway at Grade of Automation 4.",
      "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-6b24225032f99015",
      "field": "snippet",
      "text": "Extensions in 1993 and 2003 grew the suspended monorail to 3.4 kilometres",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
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      "supportNote": "The anniversary piece describes a 900-metre extension in 1993 (Eichlinghofen and the S-Bahn stop) and a 2003 extension to the technology park, giving today's 3.4-kilometre network.",
      "caveat": "DSW21's own merger release rounds the network down to 'three kilometres'.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
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     },
     {
      "id": "clm-6f47e143b5e00398",
      "field": "snippet",
      "text": "in semester time it carries around 7,000 passengers a day",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
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      ],
      "supportNote": "The anniversary piece states roughly 7,000 daily passengers, mostly students, during the semester.",
      "caveat": "Operator figure; DSW21's own H-Bahn page elsewhere says 'up to 8,000'.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-95fc1b0e671faaa4",
      "field": "snippet",
      "text": "On 1 January 2025 the operating company H-BAHN21 was merged into transit parent DSW21",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
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      ],
      "supportNote": "DSW21's release states the integration took effect retroactively from 1 January 2025, with all 16 staff transferred into a new H-Bahn division.",
      "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-63905c152a129c94",
      "field": "snippet",
      "text": "a roughly two-kilometre extension to the U42 light-rail stop in Barop",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
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       "src-6710bad639668bdf"
      ],
      "supportNote": "Both the operator release and local press describe an approximately two-kilometre new line from Campus Nord to the U42 stop Theodor-Fliedner-Heim in Barop.",
      "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-69aac0f1d4477776",
      "field": "snippet",
      "text": "estimated at €39 million",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
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      ],
      "supportNote": "The operator release puts the extension's estimated cost at approximately €39 million.",
      "caveat": "A pre-approval estimate; planning approval is still ahead.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-5f81a0b4f9d7c7a0",
      "field": "snippet",
      "text": "funded up to 95 percent under Germany's GVFG programme",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-19122d6bbd968ecd"
      ],
      "supportNote": "The release states public funding of up to 95 percent through the Municipal Transport Financing Act (GVFG).",
      "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-29cf69f575427c5d",
      "field": "snippet",
      "text": "targeted to open in 2029",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-19122d6bbd968ecd",
       "src-6710bad639668bdf"
      ],
      "supportNote": "Both sources give 2029 as the commissioning target for the full extension.",
      "caveat": "The intermediate milestones differ slightly between sources (test track 2027 or 2028); only the 2029 target is consistent.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-9279f98fa74422bf",
      "field": "impact",
      "text": "45 million passengers and 5.9 million kilometres",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-d483d58cd08d1188"
      ],
      "supportNote": "The 40-year anniversary piece states more than 5.9 million kilometres travelled and 45 million passengers carried.",
      "caveat": "The operator's own cumulative figures; no external audit of them exists.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-16156140bc24d488",
      "field": "impact",
      "text": "availability above 99 percent",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-d483d58cd08d1188"
      ],
      "supportNote": "The anniversary piece states system availability exceeding 99 percent.",
      "caveat": "Self-reported by the operator.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-959b852e5decf4da",
      "field": "lesson",
      "text": "the H-Bahn has run unattended from its first day",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
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      "supportNote": "The system opened on 2 May 1984 as a driverless operation and both operator and the NRW portal describe it as running without staff aboard throughout.",
      "caveat": "No source describes any period with attendants; the claim rests on that consistent absence rather than an explicit statement that there was never one.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-d483d58cd08d1188",
      "title": "DSW21 — 40 Jahre H-Bahn in Dortmund",
      "url": "https://www.bus-und-bahn.de/news-details/40-jahre-h-bahn-in-dortmund",
      "publisher": {
       "name": null,
       "domain": "bus-und-bahn.de",
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      },
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       "updatedAt": null,
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       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Operator anniversary piece: opening 2 May 1984 as Germany's first driverless system, 1993/2003 extensions, 3.4 km, ~7,000 daily riders, 45M passengers / 5.9M km / >99% availability.",
       "exact": false
      },
      "preservation": {
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       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-19122d6bbd968ecd",
      "title": "DSW21 — H-BAHN21 integrated into DSW21",
      "url": "https://www.bus-und-bahn.de/en/news-details/operating-company-h-bahn21-integrated-into-parent-company-dsw21",
      "publisher": {
       "name": null,
       "domain": "bus-und-bahn.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
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       "clm-5f81a0b4f9d7c7a0",
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      ],
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       "publishedAt": "2025-08-01",
       "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": "Operator release: merger retroactive to 1 January 2025, 16 staff transferred, ~2 km Barop extension, ≈€39M cost, up to 95% GVFG funding, commissioning 2029.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-78d5c02c3027115e",
      "title": "mobil.nrw Infoportal — Autonomes Fahren im ÖPNV",
      "url": "https://infoportal.mobil.nrw/technik/autonomes-fahren-im-oepnv.html",
      "publisher": {
       "name": null,
       "domain": "infoportal.mobil.nrw",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
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       "clm-76365c93808f6242",
       "clm-959b852e5decf4da"
      ],
      "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": "NRW transit portal classes the H-Bahn as GoA 4 — fully automatic, no operating staff aboard, in public service since 1984; control centre can intervene.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-6710bad639668bdf",
      "title": "Nordstadtblogger — planning contracts for the Barop extension",
      "url": "https://www.nordstadtblogger.de/dsw21-vergibt-weitere-planungsauftraege-fuer-den-h-bahn-ausbau-nach-dortmund-barop/",
      "publisher": {
       "name": null,
       "domain": "nordstadtblogger.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
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       "clm-29cf69f575427c5d"
      ],
      "temporal": {
       "publishedAt": "2025-10-14",
       "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": "Local press: ≈€2.5M planning contracts in 2025, two route options in environmental review, planning approval targeted early 2027, test track 2028, opening 2029.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 13,
     "claimsMapped": 13,
     "sourcesTotal": 4,
     "sourcesUsedByClaims": 4,
     "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."
    ]
   }
  }
 ]
}