{
 "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": "accra-ama-digital-revenue-billing",
  "title": "AMA Digital Revenue Billing & Short-Code Payments",
  "canonicalUrl": "https://1001smartcities.org/projects/accra-ama-digital-revenue-billing/"
 },
 "currentRevisionId": "2026-08-20-source-dates",
 "revisions": [
  {
   "id": "2026-08-20-source-dates",
   "createdAt": "2026-08-20T19:16:27Z",
   "effectiveAt": "2026-08-01",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 1 claim 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:ee91eca21df4ad6e7ed913b4a537c562035e89ea6fd4b11288532e9cb53eb463",
   "snapshot": {
    "asOf": "2026-08-01",
    "projectFingerprint": "sha256:f97616ba0a7584ce848f8489fd2cf6662b100fed550fe5fb54f9faeafb504dcd",
    "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": "independent",
     "timeline": {
      "started": 2024,
      "ended": null
     }
    },
    "governance": {
     "operator": "Accra Metropolitan Assembly with Omni Strategies Limited",
     "actorTypes": [
      "city-government",
      "private"
     ],
     "fundingModel": "ppp",
     "fundingDescription": null,
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-a6e98fdc52c9fd64",
      "field": "impact",
      "text": "GH¢2.98 million in commission paid to the private collector after AMA outsourced collection from 393 institutions that were already complying",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-2ec529b93fc457b2"
      ],
      "supportNote": "The Auditor-General's report found the Assembly hired a commissioned contractor to chase payers who were already paying and recommended collecting internally for value for money.",
      "caveat": "The entry's only audited number is what the digital collector was paid, not what digitisation collected.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-e918338e1718a73d",
      "title": "Ghana Revenue Authority - Commencement of the Unified Common Property Rate Platform with the MMDAs",
      "url": "https://gra.gov.gh/commencement-of-implementation-of-unified-common-property-rate-platform-in-conjunction-with-the-metropolitan-municipal-and-district-assemblies-mmdas/",
      "publisher": {
       "name": null,
       "domain": "gra.gov.gh",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2022-12-25",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Official notice. Fixes the national platform: myassembly.gov.gh, GRA in partnership with the MMDAs, effective 1 January 2023, linked to the ghana.gov payment platform. The page returned HTTP 503 to automated fetching; wording confirmed via search snippets and contemporaneous GNA/BusinessGhana coverage.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-a3d89d1515c0545c",
      "title": "Asaase Radio - MMDAs directed by the Local Government Ministry to resume the collection of property rates",
      "url": "https://asaaseradio.com/mmdas-directed-by-the-local-government-ministry-to-resume-the-collection-of-property-rates/",
      "publisher": {
       "name": null,
       "domain": "asaaseradio.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2023-12-12",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "12 December 2023. The pull-back: the 2024 budget announced a review of the unified platform, and the ministry told MMDAs in all sixteen regions to open dedicated accounts and resume collecting 'in the interim'.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-48c4799c0d82dee7",
      "title": "GhanaWeb / Ghana News Agency - Accra Metropolitan Assembly set to pilot digital payment platform",
      "url": "https://www.ghanaweb.com/GhanaHomePage/NewsArchive/Accra-Metropolitan-Assembly-set-to-pilot-game-changing-digital-payment-platform-1933180",
      "publisher": {
       "name": null,
       "domain": "ghanaweb.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2024-05-29",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "29 May 2024. Names Omni Strategies as technology partner and the scope: business operating permits, market tolls, parking tolls, property rates, trader's licences; a Billing Administration System plus a Customer Self-Service System on ama.gov.gh.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-be5467967f47b4ac",
      "title": "GhanaWeb / Ghana News Agency - AMA introduces easy rate payment system via short codes",
      "url": "https://www.ghanaweb.com/GhanaHomePage/NewsArchive/AMA-introduces-easy-rate-payment-system-via-short-codes-1968038",
      "publisher": {
       "name": null,
       "domain": "ghanaweb.com",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2025-01-19",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "19 January 2025. Source of the short codes, the three sub-metros (Ashiedu Keteke pilot, then Ablekuma South and Okaikwei South) and the bill-by-SMS/portal/USSD channels. Agency copy also carried by NewsGhana and TechLabari; ama.gov.gh's own item returned 503.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-2ec529b93fc457b2",
      "title": "The Ghanaian Chronicle - 2025 Auditor-General's report on the district assemblies",
      "url": "https://thechronicle.com.gh/2025-ag-report-ato-forson-caught-off-guard-ama-leases-2-public-lands-for-90yrs-without-his-approval/",
      "publisher": {
       "name": null,
       "domain": "thechronicle.com.gh",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-a6e98fdc52c9fd64"
      ],
      "temporal": {
       "publishedAt": "2026-07-08",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "8 July 2026. Carries the audit finding verbatim: AMA paid GH¢2.98 million in commissions to Omni Strategies Limited after outsourcing collection from 393 institutions already complying; the Auditor-General recommended collecting internally for value for money. Graphic Online's article on the same report returned 403 to automated fetching.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": "https://web.archive.org/web/20260709130127/https://thechronicle.com.gh/2025-ag-report-ato-forson-caught-off-guard-ama-leases-2-public-lands-for-90yrs-without-his-approval/",
       "archivedAt": "2026-07-09",
       "contentHash": null,
       "status": "archive-linked"
      }
     },
     {
      "id": "src-7e04751af6d4e2fc",
      "title": "Dzansi, Jensen, Lagakos & Telli - Technology and Tax Capacity: Evidence from Local Governments in Ghana (NBER WP 29923)",
      "url": "https://www.nber.org/papers/w29923",
      "publisher": {
       "name": null,
       "domain": "nber.org",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "background",
      "claimRefs": [],
      "temporal": {
       "publishedAt": "2022-04-06",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-01",
       "dossierCreatedAt": "2026-08-20",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "National context, not an evaluation of AMA. Ghana's first census of local governments (all 216 districts) found only 27% of properties in the average district have a number on a named street, and under half of printed bills are delivered. The randomised GIS-tablet trial (+27% bills, +103% collections) ran in one local government the paper does not name - it must not be attributed to Accra.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 1,
     "claimsMapped": 1,
     "sourcesTotal": 6,
     "sourcesUsedByClaims": 1,
     "sourcesWithPublicationDate": 6,
     "sourcesWithArchive": 1,
     "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."
    ]
   }
  }
 ]
}