{
  "version": "v0.1-2026-10-31",
  "campus": "Stanford University \u00b7 main campus and Redwood City boathouse",
  "retrieved": "2026-10-31",
  "origin": [
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    "name": "OpenStreetMap contributors",
    "url": "https://api.openstreetmap.org/api/0.6/map",
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      {
        "url": "https://api.openstreetmap.org/api/0.6/map?bbox=-122.221,37.502,-122.215,37.508",
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        "bbox": [
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    "attribution": "\u00a9 OpenStreetMap contributors",
    "license": "Open Database License (ODbL) 1.0",
    "licenseUrl": "https://www.openstreetmap.org/copyright"
  },
  "projection": "Local equirectangular, spherical radius 6371008.8 m; x east, z south. Approximate local geography, not survey-grade coordinates.",
  "counts": {
    "buildings": 4581,
    "surfaces": 29635,
    "trees": 7144,
    "routes": 3291,
    "entrances": 156,
    "roads": 3398
  },
  "limitations": [
    "Flat terrain; no terrain survey.",
    "Footprints and path centre lines are OSM volunteer mapping, not university-certified as-built records.",
    "Height tags are unverified; missing heights use tagged floor count \u00d7 3.5 m or an explicitly labeled illustrative fallback.",
    "Road/path paving is buffered from actual source centre lines; widths default to representative values when absent.",
    "Only source trees are included; missing tree heights default to 9 m.",
    "Route topology preserves source vertices and excludes explicit no/private/indoor paths. Unknown access is not verified physical permission.",
    "Paths outside the extent are trimmed at source vertices. No disjoint route components are joined.",
    "Names identify buildings, not current occupancy. No people, emails, or residential room assignments are collected."
  ],
  "anchors": {
    "count": 47,
    "method": "Minimum-area oriented source-footprint rectangles. Entrance-facing near mapped pedestrian vertex, with Memorial Church aligned to its documented Quad facade. Actual mapped doors retained separately.",
    "limitations": "Footprint bounds are not literal architectural rectangles. Virtual entrances are explicitly interpreted. Shared venues have alias anchors and must be modelled once."
  },
  "mainCampusBbox": [
    37.418,
    -122.195,
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    -122.15
  ],
  "remoteVenueBbox": [
    37.502,
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  ],
  "remoteVenue": {
    "name": "Arrillaga Family Rowing and Sailing Center",
    "address": "300 Cardinal Way, Redwood City, CA 94063",
    "url": "https://gostanford.com/facilities/arrillaga-family-rowing-and-sailing-center",
    "note": "Off-campus geography remains at its actual coordinates. No route across the unmapped gap is synthesized."
  },
  "referenceMaps": [
    "https://campus-map.stanford.edu/",
    "https://visit.stanford.edu/pdf/explore-campus/general_campus_self-guided_tour_map.pdf",
    "https://visit.stanford.edu/pdf/explore-campus/self-guided_tour_-_stanford_athletics_district.pdf"
  ],
  "anchorCorrections": [
    {
      "id": "burnham",
      "sourceId": "osm-way-232805670",
      "connectedBuildingIds": [
        "osm-way-232805658"
      ],
      "reference": "https://maps.stanford.edu/ada/pdf/ADAMAP08-200.pdf",
      "note": "Select the main gymnasium as the interior envelope; preserve the smaller south entrance wing as a connected source part. The original source dataset is unchanged."
    },
    {
      "id": "sunken-diamond",
      "fieldSourceId": "osm-way-26250575",
      "method": "Align the model to mapped backstop and center-field fence; infer home plate from the official 400 ft center-field distance. Preserve source OBB in sourceEnvelope."
    },
    {
      "id": "softball",
      "fieldSourceId": "osm-way-26250566",
      "method": "Align the model to mapped pitch backstop and center-field fence using the model 220 ft convention. Older source footprint is not a verified 2026 as-built seating plan."
    }
  ]
}