{
  "id": "city-bollard",
  "type": "model",
  "title": "着脱式スチールボラード",
  "titleEn": "Removable steel bollard",
  "description": "反射帯、鍵穴、持ち上げループ、基礎ソケットを備える着脱式の車止め。 ゲーム・可視化向け。製造・構造設計・3Dプリント用途は未検証。",
  "descriptionEn": "A removable powder-coated steel bollard with socket collar, lift loop, lock and reflector bands. For games and visualization; not validated for manufacture, structural engineering or 3D printing.",
  "category": "urban",
  "tags": [
    "city",
    "street",
    "original",
    "access",
    "road-safety",
    "bollard"
  ],
  "author": "Xenoah",
  "license": "CC-BY-4.0",
  "version": "1.0.0",
  "status": "public",
  "created": "2026-10-14",
  "updated": "2026-10-14",
  "thumbnail": "https://xenoah.github.io/meshcopia/assets/city-bollard/thumbnail.png",
  "preview": "city-bollard.glb",
  "unit": "m",
  "upAxis": "Y",
  "triangles": 4828,
  "dimensions": [
    0.25,
    1.015,
    0.25
  ],
  "uv": "Per-component primitive or automatically unwrapped UVs. Overlapping between components; not a packed unique lightmap atlas. Solid-color PBR materials; no external textures. STL has no colors or UVs.",
  "provenance": {
    "method": "Original AI-agent-authored procedural city geometry",
    "tool": "Blender 4.3.2; Meshcopia city generator 1.0",
    "rights": "Original geometry and material design created for Xenoah Meshcopia under the owner's request for CC-BY-4.0 publication. No third-party meshes, scans, brands, logos or font files.",
    "generatorUrl": "https://github.com/Xenoah/meshcopia/blob/main/scripts/city/access.py",
    "sourceSha256": "333fae75f6d6eac1b305ff7d19d3962edc71224cd408fb439b58ffad1ccd9dc5",
    "stlSha256": "828967cf2f7570abcc0e056cb1186c6f53ed688868fc9e231ab90f183472743c"
  },
  "usages": [
    {
      "relationship": "original",
      "project": "Meshcopia",
      "sourceUrl": "https://github.com/Xenoah/meshcopia",
      "sourcePaths": [
        "scripts/city/access.py",
        "scripts/city/common.py"
      ],
      "selectors": [
        "city-bollard"
      ],
      "context": "Original city asset created for this library. No external deployment or reuse claimed."
    }
  ],
  "pageUrl": "https://xenoah.github.io/meshcopia/assets/city-bollard/",
  "manifestUrl": "https://xenoah.github.io/meshcopia/api/assets/city-bollard.json",
  "attribution": "Removable steel bollard by Xenoah / Meshcopia\nhttps://xenoah.github.io/meshcopia/assets/city-bollard/\nCC BY 4.0 — https://creativecommons.org/licenses/by/4.0/\nChanges: none. If modified, replace this line with a description of your changes.",
  "licenseUrl": "https://creativecommons.org/licenses/by/4.0/",
  "files": [
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      "name": "city-bollard.glb",
      "format": "GLB",
      "bytes": 167892,
      "sha256": "333fae75f6d6eac1b305ff7d19d3962edc71224cd408fb439b58ffad1ccd9dc5",
      "url": "https://xenoah.github.io/meshcopia/assets/city-bollard/source/city-bollard.glb"
    },
    {
      "name": "city-bollard.stl",
      "format": "STL",
      "bytes": 241484,
      "sha256": "828967cf2f7570abcc0e056cb1186c6f53ed688868fc9e231ab90f183472743c",
      "url": "https://xenoah.github.io/meshcopia/assets/city-bollard/source/city-bollard.stl"
    }
  ],
  "downloads": {
    "delivery": {
      "schemaVersion": 1,
      "id": "city-bollard",
      "assetVersion": "1.0.0",
      "packageVersion": "1.0.0",
      "contentPolicy": "fbx-required-textures-single-notice-v1",
      "sourceFiles": [
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      "archive": {
        "bytes": 134644,
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        "sha256": "ffa3084243deffe3410419cf946dbb627b1ede0d7d5671b9675038a78d1be605",
        "url": "https://github.com/Xenoah/meshcopia/releases/download/fbx-minimal-v1.0.0/city-bollard-1.0.0-fbx-minimal-1.0.0.zip"
      },
      "files": [
        {
          "name": "city-bollard.fbx",
          "format": "FBX",
          "bytes": 199612,
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          "url": "https://github.com/Xenoah/meshcopia/releases/download/fbx-minimal-v1.0.0/city-bollard.fbx",
          "fetch": {
            "kind": "chunks-gzip-v1",
            "url": "https://xenoah.github.io/meshcopia/download-data/cab90d92ae277dcfc9dca5f355228ae04626ab41706e06a97b0c9162d92058c3.json",
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      "notice": {
        "bytes": 388,
        "filename": "LICENSE.txt",
        "sha256": "70bda498feda1d7830c6e9a128f5109f3213c56be7b3499989fa35eac8c3baf8",
        "text": "Removable steel bollard by Xenoah / Meshcopia\nCopyright (c) 2026 Xenoah\nCC BY 4.0: https://creativecommons.org/licenses/by/4.0/\nSource: https://xenoah.github.io/meshcopia/assets/city-bollard/\nProvided as-is, without warranties (license Section 5).\nChanges: none.\nAdditional changes: Converted unchanged source GLB geometry to FBX, with documented compatible material/texture derivatives.\n"
      },
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        "state": "published-verified"
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  "previewUrl": "https://xenoah.github.io/meshcopia/assets/city-bollard/source/city-bollard.glb"
}