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  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/england-2026-08-12-roads.osm.pbf",
  "osm_snapshot": "2026-08-12T20:21:46Z",
  "elevation_provider": "Environment Agency",
  "elevation_dataset": "EA LIDAR Composite DTM 1m (2022)",
  "elevation_licence": "Open Government Licence v3 \u2014 \u00a9 Environment Agency",
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  "naming_note": "Renamed from 'Discovered lane (52.0556, -1.8042)' under the identification-certain rule (2026-08-13 exception): route verified against the established feature by geometry in the 2026-08-28 fame-door review (fame-backfill-verdicts.csv).",
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  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
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  "county": "Gloucestershire"
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}