{
  "schema": "kallipolis.resource-quality.v1",
  "id": "resource.public-data.nominatim-api",
  "version": "1.0.0",
  "title": "Nominatim API boundary",
  "summary": "Official-source access, authentication, request-shaping, freshness, legal, and interpretation boundaries for Nominatim API.",
  "content": {
    "kind": "public-data-api-boundary",
    "facts": [
      {
        "id": "fact.osm.nominatim-api.access",
        "statement": "OpenStreetMap Nominatim documents OpenStreetMap-powered geocoding, reverse geocoding, lookup, search, and status responses.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.osm.nominatim-api"
        ]
      },
      {
        "id": "fact.osm.nominatim-api.authentication",
        "statement": "Public instances have usage policies and no write authority; access does not grant mapping, address, identity, routing, or local-government authority.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.osm.nominatim-api"
        ]
      },
      {
        "id": "fact.osm.nominatim-api.request",
        "statement": "Clients must bind query or coordinates, country codes, layers, address details, language, geometry, result limit, and instance policy.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.osm.nominatim-api"
        ]
      },
      {
        "id": "fact.osm.nominatim-api.boundary",
        "statement": "Results inherit OpenStreetMap coverage, tagging, update, ranking, and geometry limits and do not prove postal deliverability, ownership, jurisdiction, or safety.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.osm.nominatim-api"
        ]
      }
    ]
  },
  "language": "en",
  "category": "public-data-api",
  "state": "prepared",
  "canonicalUrl": "https://platoskallipolis.com/resources/public-data-apis/nominatim-api.json",
  "contentHash": "sha256:b0f2da216da34c6076a8967a44e93b2e8968ec6be078a94463abae0912635000",
  "owner": {
    "id": "platos-kallipolis",
    "name": "Plato's Kallipolis",
    "type": "organization",
    "accountabilityUrl": "https://platoskallipolis.com/about"
  },
  "access": {
    "mode": "public",
    "url": "https://platoskallipolis.com/resources/public-data-apis/nominatim-api.json",
    "authentication": "none",
    "robotsAllowed": true
  },
  "provenance": {
    "method": "primary-source",
    "sources": [
      {
        "id": "source.osm.nominatim-api",
        "url": "https://nominatim.org/release-docs/latest/api/Overview/",
        "title": "Nominatim API documentation",
        "publisher": "OpenStreetMap Nominatim",
        "observedAt": "2026-08-28T18:03:05Z"
      }
    ]
  },
  "observedAt": "2026-08-28T18:03:05Z",
  "freshness": {
    "policy": "max-age",
    "state": "current",
    "nextReviewAt": "2026-09-04T18:03:05Z",
    "maxAgeSeconds": 604800
  },
  "license": {
    "id": "source-terms-apply",
    "url": "https://nominatim.org/release-docs/latest/api/Overview/",
    "redistributionAllowed": false
  },
  "evidence": [
    {
      "id": "evidence.osm.nominatim-api",
      "type": "source-claim",
      "url": "https://nominatim.org/release-docs/latest/api/Overview/",
      "observedAt": "2026-08-28T18:03:05Z"
    }
  ]
}