{
  "spec_id": "GOLDEN_MASTER_ROBOT_SPEC",
  "attempt": 4,
  "generated": "2026-10-07T13:15:00-04:00",
  "status": "CANDIDATE \u2014 NOT golden master. Only Nav may declare golden master.",
  "provenance": {
    "builder_script": "scripts/build-model-v8-attempt4.js",
    "builder_script_sha256": "429dd6689dd94af9c523a5df716ff548361babd4197948cec72723a07100728a",
    "glb": "assets-src/starnose-bot-v8-attempt4.glb",
    "glb_sha256": "a7801597d38d2f96ca049542f9f645c261c14dcb6dcd4254c05a4ffecc106da5",
    "glb_bytes": 4952256,
    "reference_image": "~/workspace/user/files/1000005788_22_ms44.webp",
    "extraction_method": "pure-python GLB chunk parser + script constant extraction"
  },
  "golden_master_lock_v4": {
    "HEAD_DEPTH": 0.9,
    "HEAD_HEIGHT": 0.942,
    "EYE_RADIUS": 0.118,
    "IRIS_RADIUS": 0.112,
    "EYE_Y": 0.455,
    "EYE_ANGLE": 0.255,
    "MOUTH_Y": 0.355,
    "MOUTH_RADIUS": 0.13,
    "ARM_UPPER_RADIUS": 0.145,
    "ARM_FORE_RADIUS": 0.132,
    "ELBOW_RADIUS": 0.1,
    "WRIST_RADIUS": 0.078,
    "THIGH_RADIUS": 0.145,
    "KNEE_RADIUS": 0.115,
    "SHIN_RADIUS": 0.135,
    "FOOT_X": 0.25,
    "FOOT_Y": 0.18,
    "FOOT_Z": 0.36
  },
  "limb_dimensions": {
    "upper_arm_capsule": {
      "radius": 0.145,
      "length": 0.105
    },
    "elbow_ball_radius": 0.1,
    "forearm_capsule": {
      "radius": 0.132,
      "length": 0.095
    },
    "wrist_ball_radius": 0.078,
    "palm_rounded_box": {
      "x": 0.215,
      "y": 0.165,
      "z": 0.14,
      "segments": 6,
      "radius": 0.07
    },
    "thigh_capsule": {
      "radius": 0.145,
      "length": 0.065
    },
    "knee_ball_radius": 0.115,
    "shin_capsule": {
      "radius": 0.135,
      "length": 0.055
    },
    "ankle_ring_radius": 0.145,
    "ankle_ring_tube": 0.009,
    "ankle_ring_color": "#1B528F",
    "shoe_rounded_box": {
      "x": 0.25,
      "y": 0.18,
      "z": 0.36,
      "segments": 6,
      "radius": 0.085
    },
    "sole_seam": {
      "x": 0.235,
      "y": 0.008,
      "z": 0.33,
      "center_y": -0.141
    }
  },
  "facial_geometry_world": {
    "note": "model-space world units; head group at (0, 1.06, 0); extracted from GLB node tree",
    "Head": [
      0.0,
      1.06,
      0.0
    ],
    "eyes": {
      "EyeL": [
        -0.14532483130872398,
        1.5150000000000001,
        0.5017453256089852
      ],
      "EyeR": [
        0.14532483130872398,
        1.5150000000000001,
        0.5017453256089852
      ],
      "eye_outer_radius": 0.118,
      "eye_spacing_world": 0.2906,
      "eye_spacing_spec": 0.2901,
      "eye_spacing_formula": "2 * 0.575 * sin(EYE_ANGLE=0.255) = 0.2901",
      "iris_outer_radius": 0.112,
      "iris_eye_diameter_ratio": 0.949
    },
    "pupils": {
      "PupilL": [
        -0.14582932212599273,
        1.5150000000000001,
        0.5036806522003624
      ],
      "PupilR": [
        0.14582932212599273,
        1.5150000000000001,
        0.5036806522003624
      ],
      "pupil_sphere_radius": 0.042,
      "pupil_material_color": "#0D0E12",
      "emissive": "#000000",
      "emissive_intensity": 0.0
    },
    "eyebrows": {
      "BrowL": [
        -0.14338750117483096,
        1.67,
        0.4950565420742754
      ],
      "BrowR": [
        0.14338750117483096,
        1.67,
        0.4950565420742754
      ],
      "geometry": "TorusGeometry(radius=0.108, tube=0.008, radial_segments=10, tubular_segments=40, arc=1.15)",
      "rotation_z": "PI/2 - 0.62 (left), PI/2 + 0.62 (right)"
    },
    "eyelashes": {
      "geometry": "CapsuleGeometry(radius=0.006, length=0.034, cap_segments=5, radial_segments=10)",
      "EyelashL0": [
        -0.2237838595616557,
        1.59,
        0.5133289729450214
      ],
      "EyelashL1": [
        -0.23636348240560717,
        1.584,
        0.5100497826327746
      ],
      "EyelashL2": [
        -0.2479754419538701,
        1.5730000000000002,
        0.507022837729162
      ],
      "EyelashR0": [
        0.2237838595616557,
        1.59,
        0.5133289729450214
      ],
      "EyelashR1": [
        0.23636348240560717,
        1.584,
        0.5100497826327746
      ],
      "EyelashR2": [
        0.2479754419538701,
        1.5730000000000002,
        0.507022837729162
      ]
    },
    "mouth": {
      "Mouth_root": [
        0.0,
        1.415,
        0.0
      ],
      "mouth_center_height_head_local": 0.355,
      "smile_arc_radius": 0.13,
      "grimace_arc_radius": 0.12,
      "grimace_scale_x": 1.1,
      "parts": [
        "MouthSmile",
        "MouthFrown",
        "MouthOpen",
        "MouthGrimace"
      ],
      "MouthSmile": [
        0.0,
        1.415,
        0.5163607421875
      ],
      "MouthFrown": [
        0.0,
        1.415,
        0.5163607421875
      ],
      "MouthOpen": [
        0.0,
        1.415,
        0.5173607421875001
      ],
      "MouthGrimace": [
        0.0,
        1.415,
        0.5163607421875
      ],
      "MouthOpen_geometry": "dark ellipsoid, MouthInteriorMat #05070A",
      "compatibility_alias": "empty group 'Smile' kept at mouth center for rig findNode"
    },
    "iris_gradient_verbatim": {
      "geometry": "RingGeometry(inner=0.020, outer=0.112, theta_segments=96, phi_segments=16)",
      "color_space": "linear vertex colors via THREE.Color (sRGB hex -> linear)",
      "stops": [
        {
          "t_lt": 0.35,
          "from": "#1C1D1F",
          "to": "#384A54"
        },
        {
          "t_lt": 0.65,
          "from": "#384A54",
          "to": "#9CB7C0"
        },
        {
          "t_lte": 1.0,
          "from": "#9CB7C0",
          "to": "#5F6871"
        }
      ],
      "fiber_variation": "0.94 + 0.06 * sin(atan2(y,x)*34 + t*14)",
      "no_teal_band_boost": true
    },
    "face_shading": {
      "formula": "b = 0.84 + 0.16*t",
      "top": 1.0,
      "center": 0.92,
      "edge": 0.78
    },
    "blink": {
      "function": "setBlink(amount)/updateBlink(dt)",
      "damping_lambda": 28,
      "full_blink_ms": 95,
      "eye_scale_y": "1 - 0.94*value",
      "min_eye_open": 0.06
    },
    "expressions": {
      "states": [
        "neutral",
        "smile",
        "open",
        "frown",
        "grimace",
        "closed",
        "surprised",
        "sad"
      ],
      "grimace_definition": "smile 0.15 + grimace 1.0",
      "default_state": "smile visible, frown/open/grimace hidden",
      "immutability": "geometry hashes identical before/after full expression sequence"
    },
    "highlights": {
      "primary": {
        "color": "#A3EFF5",
        "position": [
          -0.0378,
          0.0496,
          0.1003
        ],
        "opacity": 0.95
      },
      "secondary": {
        "color": "#94E3F0",
        "opacity": 0.95
      },
      "secondary_offset_relative": "0.118 * (0.22, 0.18, 0.90)",
      "third": {
        "position": [
          -0.068,
          0.058,
          0.028
        ]
      },
      "no_random_hdr": true
    }
  },
  "body_nodes_world": {
    "Neck": [
      0.0,
      1.02,
      0.0
    ],
    "ShoulderL": [
      -0.35,
      0.95,
      0.0
    ],
    "ShoulderR": [
      0.35,
      0.95,
      0.0
    ],
    "HipL": [
      -0.195,
      0.445,
      0.0
    ],
    "HipR": [
      0.195,
      0.445,
      0.0
    ],
    "HandL": [
      -0.375,
      0.5949999999999999,
      0.0
    ],
    "HandR": [
      0.375,
      0.5949999999999999,
      0.0
    ],
    "PalmL": [
      -0.375,
      0.5199999999999999,
      0.01
    ],
    "PalmR": [
      0.375,
      0.5199999999999999,
      0.01
    ],
    "FingerL": [
      [
        -0.4335,
        0.46699999999999986,
        0.01
      ],
      [
        -0.3945,
        0.46699999999999986,
        0.01
      ],
      [
        -0.3555,
        0.46699999999999986,
        0.01
      ],
      [
        -0.3165,
        0.46699999999999986,
        0.01
      ]
    ],
    "FingerR": [
      [
        0.3165,
        0.46699999999999986,
        0.01
      ],
      [
        0.3555,
        0.46699999999999986,
        0.01
      ],
      [
        0.3945,
        0.46699999999999986,
        0.01
      ],
      [
        0.4335,
        0.46699999999999986,
        0.01
      ]
    ],
    "ThumbL": [
      -0.295,
      0.5349999999999999,
      0.03
    ],
    "ThumbR": [
      0.295,
      0.5349999999999999,
      0.03
    ],
    "AnkleRingL": [
      -0.20339776017919317,
      0.23016797760119462,
      0.0
    ],
    "ShoeL": [
      -0.20759664026878977,
      0.12525196640179193,
      0.049999999999999996
    ],
    "ShoeR": [
      0.20759664026878977,
      0.12525196640179193,
      0.049999999999999996
    ],
    "SoleSeamL": [
      -0.2110357230088403,
      0.039320757228947845,
      0.049999999999999996
    ],
    "SoleSeamR": [
      0.2110357230088403,
      0.039320757228947845,
      0.049999999999999996
    ],
    "EarL": [
      -0.54,
      1.53,
      0.0
    ],
    "EarR": [
      0.54,
      1.53,
      0.0
    ],
    "EarRingL": [
      -0.596,
      1.53,
      0.0
    ],
    "EarRingR": [
      0.596,
      1.53,
      0.0
    ],
    "Antenna_base": [
      0.335,
      1.855,
      -0.07
    ],
    "AntennaTip": [
      0.46567180723266477,
      2.057311617780672,
      -0.13704392668628962
    ],
    "BrandText": [
      0.0,
      0.862,
      0.36998159375
    ],
    "BrandStar": [
      -0.16,
      0.862,
      0.34598159375
    ],
    "BrandRing": [
      0.16,
      0.862,
      0.34598159375
    ],
    "BellySlot": [
      0.0,
      0.66,
      0.37227581249999997
    ],
    "Backpack": [
      0.0,
      0.82,
      -0.355
    ]
  },
  "materials": [
    {
      "name": "AnkleGlowMat",
      "glb_base_color": "#031646",
      "metallic": 0,
      "roughness": 0.4,
      "emissive": "#031646",
      "alpha_mode": "OPAQUE",
      "finish": "satin"
    },
    {
      "name": "BellyLedGlowMat",
      "glb_base_color": "#115898",
      "metallic": 0,
      "roughness": 0.4,
      "emissive": "#115898",
      "alpha_mode": "OPAQUE",
      "finish": "satin"
    },
    {
      "name": "BezelMat",
      "glb_base_color": "#868688",
      "metallic": 0.82,
      "roughness": 0.34,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "satin"
    },
    {
      "name": "BodyMat",
      "glb_base_color": "#868688",
      "metallic": 0.82,
      "roughness": 0.34,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "satin"
    },
    {
      "name": "BrandMat",
      "glb_base_color": "#03238D",
      "metallic": 0.2,
      "roughness": 0.4,
      "emissive": "#03238D",
      "alpha_mode": "OPAQUE",
      "finish": "satin"
    },
    {
      "name": "BrowMat",
      "glb_base_color": "#050608",
      "metallic": 0.1,
      "roughness": 0.68,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "matte"
    },
    {
      "name": "CorneaMat",
      "glb_base_color": "#FFFFFF",
      "metallic": 0,
      "roughness": 0.015,
      "emissive": "#000000",
      "alpha_mode": "BLEND",
      "finish": "gloss"
    },
    {
      "name": "DarkMat",
      "glb_base_color": "#020203",
      "metallic": 0.6,
      "roughness": 0.6,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "matte"
    },
    {
      "name": "EyeGlowMat",
      "glb_base_color": "#000407",
      "metallic": 0,
      "roughness": 0.4,
      "emissive": "#50DCF6",
      "alpha_mode": "OPAQUE",
      "finish": "satin"
    },
    {
      "name": "EyeRimMat",
      "glb_base_color": "#D4D6DE",
      "metallic": 0,
      "roughness": 0.25,
      "emissive": "#D4D6DE",
      "alpha_mode": "OPAQUE",
      "finish": "satin"
    },
    {
      "name": "FaceMat",
      "glb_base_color": "#020508",
      "metallic": 0.2,
      "roughness": 0.045,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "gloss"
    },
    {
      "name": "IrisMat",
      "glb_base_color": "#FFFFFF",
      "metallic": 0,
      "roughness": 0.9,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "matte"
    },
    {
      "name": "JointMat",
      "glb_base_color": "#6F798A",
      "metallic": 0.9,
      "roughness": 0.55,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "matte"
    },
    {
      "name": "LidMat",
      "glb_base_color": "#010102",
      "metallic": 0.3,
      "roughness": 0.5,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "matte"
    },
    {
      "name": "MouthInteriorMat",
      "glb_base_color": "#000101",
      "metallic": 0,
      "roughness": 0.75,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "matte"
    },
    {
      "name": "PupilMat",
      "glb_base_color": "#010102",
      "metallic": 0.1,
      "roughness": 0.05,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "gloss"
    },
    {
      "name": "SeamMat",
      "glb_base_color": "#0C0E12",
      "metallic": 0.7,
      "roughness": 0.5,
      "emissive": "#000000",
      "alpha_mode": "OPAQUE",
      "finish": "matte"
    },
    {
      "name": "SparkleMat",
      "glb_base_color": "#FFFFFF",
      "metallic": 0,
      "roughness": 0.1,
      "emissive": "#BCE7FF",
      "alpha_mode": "OPAQUE",
      "finish": "gloss"
    },
    {
      "name": "TipGlowMat",
      "glb_base_color": "#2ED4EB",
      "metallic": 0,
      "roughness": 0.4,
      "emissive": "#2ED4EB",
      "alpha_mode": "OPAQUE",
      "finish": "satin"
    },
    {
      "name": "unnamed13",
      "glb_base_color": "#5DDCE9",
      "metallic": 0,
      "roughness": 0.9,
      "emissive": "#000000",
      "alpha_mode": "BLEND",
      "finish": "matte"
    },
    {
      "name": "unnamed14",
      "glb_base_color": "#4CC4DE",
      "metallic": 0,
      "roughness": 0.9,
      "emissive": "#000000",
      "alpha_mode": "BLEND",
      "finish": "matte"
    },
    {
      "name": "unnamed15",
      "glb_base_color": "#4CC4DE",
      "metallic": 0,
      "roughness": 0.9,
      "emissive": "#000000",
      "alpha_mode": "BLEND",
      "finish": "matte"
    },
    {
      "name": "unnamed19",
      "glb_base_color": "#5DDCE9",
      "metallic": 0,
      "roughness": 0.9,
      "emissive": "#000000",
      "alpha_mode": "BLEND",
      "finish": "matte"
    },
    {
      "name": "unnamed20",
      "glb_base_color": "#4CC4DE",
      "metallic": 0,
      "roughness": 0.9,
      "emissive": "#000000",
      "alpha_mode": "BLEND",
      "finish": "matte"
    },
    {
      "name": "unnamed21",
      "glb_base_color": "#4CC4DE",
      "metallic": 0,
      "roughness": 0.9,
      "emissive": "#000000",
      "alpha_mode": "BLEND",
      "finish": "matte"
    }
  ],
  "material_intent_notes": [
    "BodyMat GLB base #868688 vs script intent 0xC0C0C1 \u2014 the script applies tonal zone variation (0.215\u20131.000 vertex-color multipliers); GLB stores the zone-weighted value. Satin silver intent unchanged per spec section 15.",
    "IrisMat base is #FFFFFF in the GLB because the iris is vertex-colored (gradient baked per-vertex); see facial_geometry_world.iris_gradient_verbatim for the actual colors.",
    "Cornea: ior 1.38, transmission 0.25. Visor: #122631, transmission 0.08, ior 1.45, clearcoat 1.0."
  ],
  "cameras_five_views": {
    "renderer": "puppeteer + SwiftShader, 1200x1200, pixelRatio 1, antialias, preserveDrawingBuffer",
    "type": "PerspectiveCamera fov=32, near=0.1, far=50",
    "target": [
      0,
      1.0,
      0
    ],
    "distance": 4.9,
    "elevation_deg": 4,
    "position_formula": "target + dist*(sin(az)*cos(el), sin(el), cos(az)*cos(el))",
    "views": [
      {
        "name": "front",
        "azimuth_deg": 0
      },
      {
        "name": "34front",
        "azimuth_deg": 30
      },
      {
        "name": "side",
        "azimuth_deg": 90,
        "note": "THE SIDE VIEW IS THE TRUTH TEST"
      },
      {
        "name": "34rear",
        "azimuth_deg": 150
      },
      {
        "name": "rear",
        "azimuth_deg": 180
      }
    ],
    "one_mesh_one_rig": "camera rotates; mesh, materials, dimensions, origin, rig, scale unchanged"
  },
  "lighting": {
    "tone_mapping": "ACESFilmicToneMapping, exposure 1.0",
    "shadows": "PCFSoftShadowMap, 2048x2048, frustum left=-2 right=2 top=3 bottom=-1",
    "key": {
      "type": "DirectionalLight",
      "color": "#FFFFFF",
      "intensity": 2.0,
      "position": [
        2.5,
        4.2,
        3.2
      ],
      "castShadow": true
    },
    "fill": {
      "type": "DirectionalLight",
      "color": "#BFD4FF",
      "intensity": 0.85,
      "position": [
        -3.2,
        1.8,
        2.4
      ]
    },
    "rim": {
      "type": "DirectionalLight",
      "color": "#9FC4FF",
      "intensity": 1.6,
      "position": [
        -1.2,
        3.0,
        -3.4
      ]
    },
    "ambient": {
      "type": "AmbientLight",
      "color": "#FFFFFF",
      "intensity": 0.28
    },
    "scene_environment_intensity": 0.55,
    "background": "#141416",
    "ground": "ShadowMaterial opacity 0.22 at y=0 (harness plane, not model geometry)"
  },
  "mesh_measurements": {
    "total_nodes": 145,
    "named_nodes": 120,
    "total_meshes": 109,
    "total_materials": 25,
    "total_vertices": 100540,
    "total_triangles": 123996,
    "world_bounds": {
      "min": [
        -0.6230000023245812,
        0.0303252864555566,
        -0.5040000021457672
      ],
      "max": [
        0.6230000023245812,
        2.0994307414621876,
        0.6230583714567081
      ],
      "size": [
        1.2460000046491624,
        2.069105455006631,
        1.1270583736024753
      ]
    }
  },
  "tolerances": {
    "eye_spacing": {
      "target": 0.2901,
      "perspective_corrected_target_render": 0.3311,
      "tolerance": "5%",
      "measured_render": 0.3318,
      "measured_glb": 0.2906
    },
    "cross_view_head_height_deviation_max": "0.10%",
    "palette_delta_rgb_pass": "<17.3",
    "silhouette_iou": {
      "measured": 0.639,
      "note": "pose-sensitive metric (wave pose vs reference)"
    }
  },
  "known_deviations_attempt4": [
    "Silhouette IoU 0.639 \u2014 PARTIAL criterion 1 (pose-sensitive metric).",
    "Iris reads lighter than reference \u2014 PARTIAL criterion 7. Spec-verbatim gradient implemented; pupil sphere r=0.042 occludes dark inner stops (visible iris starts at t~0.24); ACES lifts mid stops.",
    "Highlights render whiter than reference cyan under ACES + key light.",
    "Palette QA 1/16 \u2014 standing harness limitation (conflates tone-mapping with materials).",
    "19/21 criteria PASS per builder scorecard."
  ]
}