{
  "baseline_commit": "1813ae2a",
  "scope": "Static source geometry and model integration only; no fitted drive ratio, speedometer calibration, cable configuration, loaded seals or verified removal path.",
  "native_groups": 15,
  "valid_positive_step_solids": 28,
  "byte_held_meshes": [
    "gearbox_main_case_reference",
    "gearbox_input_guide_reference",
    "gearbox_input_shaft_reference",
    "gearbox_top_cover_reference",
    "gearbox_output_reference",
    "prop_front_joint_reference",
    "prop_rear_joint_reference"
  ],
  "revised_meshes": [
    "gearbox_extension_reference"
  ],
  "added_meshes": [
    "gearbox_speedometer_smooth_pinion_and_stepped_shaft_comparison",
    "gearbox_speedometer_hollow_carrier_with_groove_and_seal_pocket",
    "gearbox_speedometer_separate_unloaded_oring_comparison",
    "gearbox_speedometer_separate_split_sleeve_comparison",
    "gearbox_speedometer_separate_unloaded_oil_seal_role",
    "gearbox_speedometer_open_fork_retaining_plate_comparison",
    "gearbox_speedometer_unthreaded_retaining_screw_and_unloaded_washer"
  ],
  "held_neighbor_files": [
    "gearbox-internals-reference.json",
    "gearbox-internals-reference.step",
    "gearbox-controls-reference.json",
    "gearbox-controls-reference.step",
    "clutch-release-reference.json",
    "clutch-release-reference.step",
    "rear-power-support-reference.json",
    "rear-power-support-reference.step",
    "propshaft-reference.json",
    "propshaft-reference.step"
  ],
  "contacts_mm3": {
    "extension_pinion": 0.0,
    "extension_carrier": 0.0,
    "drive_wheel_pinion": 0.0,
    "mainshaft_pinion": 0.0,
    "extension_drive_wheel": 0.0,
    "carrier_pinion": 0.0,
    "carrier_retainer": 0.0,
    "gearbox_speedometer_separate_unloaded_oring_comparison__carrier": 0.0,
    "gearbox_speedometer_separate_split_sleeve_comparison__carrier": 0.0,
    "gearbox_speedometer_separate_unloaded_oil_seal_role__carrier": 0.0,
    "gearbox_speedometer_open_fork_retaining_plate_comparison__carrier": 0.0,
    "gearbox_speedometer_unthreaded_retaining_screw_and_unloaded_washer__carrier": 0.0,
    "extension__gearbox_rear_157732_catalog_bearing_envelope": 0.0,
    "extension__gearbox_rear_extension_oil_seal_smooth_reference": 0.0,
    "extension__gearbox_speedometer_six_tooth_role_smooth_wheel_reference": 0.0
  },
  "illustrative_carrier_4mm_axial_shift_retainer_intersection_mm3": 408.1797126747915,
  "carrier_retainer_faces_meet": true,
  "side_passage_and_screw_bores_open": true,
  "mapping_complete": true
}