{
  "id": "city-postal-box",
  "type": "model",
  "title": "街路郵便ポスト",
  "titleEn": "Street postal drop box",
  "description": "アーチ状の雨よけ、深い投函口、回収扉と無地の案内欄を持つブランドのない郵便ポスト。 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": "Unbranded postal drop box with arched rain canopy, deep mail slot, hinged collection door and a blank ruled notice panel. For games and visualization; not validated for manufacture, structural engineering or 3D printing.",
  "category": "urban",
  "tags": [
    "city",
    "street",
    "original",
    "postal",
    "mail",
    "郵便"
  ],
  "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-postal-box/thumbnail.png",
  "preview": "city-postal-box.glb",
  "unit": "m",
  "upAxis": "Y",
  "triangles": 9510,
  "dimensions": [
    0.6,
    1.445,
    0.542
  ],
  "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 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/civic_extra.py",
    "sourceSha256": "21c462218985a8f0606f69de1f0bea67ca09846852db41c7972c83c9d8348d22",
    "stlSha256": "a52223d3d43e3848c3cea3d2fe6b37bb9246ac7d7c6586438f7a7dcdbf48d4e9"
  },
  "usages": [
    {
      "relationship": "original",
      "project": "Meshcopia",
      "sourceUrl": "https://github.com/Xenoah/meshcopia",
      "sourcePaths": [
        "scripts/city/civic_extra.py",
        "scripts/city/common.py",
        "scripts/city/civic.py"
      ],
      "selectors": [
        "city-postal-box"
      ],
      "context": "Original city asset created for this library. No external deployment or reuse claimed."
    }
  ],
  "pageUrl": "https://xenoah.github.io/meshcopia/assets/city-postal-box/",
  "manifestUrl": "https://xenoah.github.io/meshcopia/api/assets/city-postal-box.json",
  "attribution": "Street postal drop box by Xenoah / Meshcopia\nhttps://xenoah.github.io/meshcopia/assets/city-postal-box/\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/",
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      "format": "GLB",
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      "url": "https://xenoah.github.io/meshcopia/assets/city-postal-box/source/city-postal-box.glb"
    },
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      "name": "city-postal-box.stl",
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      "sha256": "a52223d3d43e3848c3cea3d2fe6b37bb9246ac7d7c6586438f7a7dcdbf48d4e9",
      "url": "https://xenoah.github.io/meshcopia/assets/city-postal-box/source/city-postal-box.stl"
    }
  ],
  "downloads": {
    "delivery": {
      "schemaVersion": 1,
      "id": "city-postal-box",
      "assetVersion": "1.0.0",
      "packageVersion": "1.0.0",
      "contentPolicy": "fbx-required-textures-single-notice-v1",
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          "name": "city-postal-box.stl",
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      "archive": {
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        "sha256": "0b97197a6f5785d5024861c2d3bc6c671431c67f6ab66a802bc2eac15b2e049e",
        "url": "https://github.com/Xenoah/meshcopia/releases/download/fbx-minimal-v1.0.0/city-postal-box-1.0.0-fbx-minimal-1.0.0.zip"
      },
      "files": [
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          "bytes": 378204,
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          "url": "https://github.com/Xenoah/meshcopia/releases/download/fbx-minimal-v1.0.0/city-postal-box.fbx",
          "fetch": {
            "kind": "chunks-gzip-v1",
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      "notice": {
        "bytes": 390,
        "filename": "LICENSE.txt",
        "sha256": "7c0a5ff1ba19c805af68f3083722c7609bb48678a41a1c2417f9db0591dc3aab",
        "text": "Street postal drop box 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-postal-box/\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-postal-box/source/city-postal-box.glb"
}