{
 "slug": "trumpet",
 "triangles": 8724,
 "texture_px": 2048,
 "triangles_light": null,
 "texture_px_light": null,
 "files": {
  "glb": {
   "name": "trumpet.glb",
   "bytes": 1288456
  },
  "blend": {
   "name": "trumpet.blend",
   "bytes": 706222
  },
  "fbx": {
   "name": "trumpet.fbx",
   "bytes": 2146732
  },
  "obj": {
   "name": "trumpet-obj.zip",
   "bytes": 804831
  },
  "usdz": {
   "name": "trumpet.usdz",
   "bytes": 1976222
  }
 },
 "extras": {
  "license": "CC0-1.0",
  "source": "grab3d.com",
  "dimensions_m": "0.511 x 0.156 x 0.127",
  "triangles": 8724,
  "textures": "PBR 2048px: base color, roughness, metallic, normal (baked)",
  "generator": "Created by grab3d",
  "created": "2026-09-26",
  "set": "Cozy Music Kit",
  "real_size": "B-flat trumpet, 48 cm long, 12.3 cm bell",
  "notes": "lies on its side (valve buttons point to -Y), resting on the bell rim and the tubing; three valve pistons are separate objects trumpet_piston_1..3 with the origin at the button top; press = move along (-0.000, 1.000, -0.000) by up to 12 mm; silver mouthpiece; no text, no logo"
 },
 "origin": {
  "method": "procedural",
  "detail": "Built procedurally with Blender scripts. The scripts were written with the help of an AI coding assistant. No generative AI model produced the geometry or textures directly.",
  "ai_content": false,
  "ai_assisted_code": true
 }
}