{
  "source": "02_传动件/0205_带轮链轮/020504_链轮/Gear Sprocket.solidworks_evidence_v2.json",
  "part_id": "Gear-Sprocket",
  "source_status": "hybrid_semantic_surfaceir_pending",
  "source_self_validation": {
    "schema": "solidworks.cad_evidence.self_validation.v1",
    "passed": true,
    "meaning": "complete reusable extraction; not a claim of backend feature support or 1:1 rebuild",
    "counts": {
      "features": 30,
      "opaque_exact_geometry_features": 0,
      "typed_body_features": 5,
      "direct_semantic_features": 2,
      "typed_features_requiring_history": 3,
      "complete_history_features": 3,
      "spline_segments": 0,
      "incomplete_splines": 0,
      "exact_bcurves": 0,
      "incomplete_bcurves": 0,
      "exact_bsurfaces": 0,
      "incomplete_bsurfaces": 0,
      "exact_trimmed_faces": 0,
      "incomplete_trimmed_faces": 0,
      "missing_exact_geometry_catalog_references": 0,
      "incomplete_topology_records": 0,
      "skipped_getter_signatures": 2
    },
    "feature_contracts": [
      {
        "feature": "Boss-Extrude1",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Cut-Extrude1",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "CirPattern1",
        "family": "pattern",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Boss-Extrude2",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Chamfer1",
        "family": "chamfer",
        "passed": true,
        "blockers": []
      }
    ],
    "blockers": []
  },
  "step_inference": {
    "available": true,
    "face_count": 105,
    "surface_counts": {
      "cone": 4,
      "cylinder": 63,
      "plane": 38
    },
    "axis_count": 67,
    "repeat_spacings_mm": [
      {
        "spacing_mm": 54.836,
        "pair_count": 24
      },
      {
        "spacing_mm": 55.161,
        "pair_count": 24
      },
      {
        "spacing_mm": 28.384,
        "pair_count": 24
      },
      {
        "spacing_mm": 54.8337,
        "pair_count": 24
      },
      {
        "spacing_mm": 77.5466,
        "pair_count": 24
      },
      {
        "spacing_mm": 94.9748,
        "pair_count": 24
      },
      {
        "spacing_mm": 105.9306,
        "pair_count": 24
      },
      {
        "spacing_mm": 84.6011,
        "pair_count": 12
      },
      {
        "spacing_mm": 99.7794,
        "pair_count": 12
      },
      {
        "spacing_mm": 108.1579,
        "pair_count": 12
      },
      {
        "spacing_mm": 109.1657,
        "pair_count": 12
      },
      {
        "spacing_mm": 102.7339,
        "pair_count": 12
      }
    ],
    "metrics": {
      "bounding_box_mm": [
        -25.687123249,
        -25.687123249,
        -3.0,
        25.687123249,
        25.687123249,
        3.0
      ],
      "volume_mm3": 6742.251048676,
      "surface_area_mm2": 3906.019908082,
      "solid_count": 1,
      "face_count": 105,
      "edge_count": 211,
      "vertex_count": 108
    },
    "error": null,
    "truth_comparison": {
      "expected_from_evidence": {
        "bounding_box_mm": [
          -25.687123149,
          -25.687123149,
          -3.0,
          25.687123149,
          25.687123149,
          3.0
        ],
        "volume_mm3": 6742.251043543,
        "surface_area_mm2": 3906.019921399,
        "solid_count": 1,
        "face_count": 101,
        "edge_count": 196,
        "vertex_count": 96
      },
      "comparisons": {
        "volume_mm3": {
          "expected": 6742.251043543,
          "actual": 6742.251048676,
          "absolute_delta": 5.13299983140314e-06,
          "within_tolerance": true
        },
        "surface_area_mm2": {
          "expected": 3906.019921399,
          "actual": 3906.019908082,
          "absolute_delta": 1.3317000139068114e-05,
          "within_tolerance": true
        },
        "bounding_box_mm": {
          "expected": [
            -25.687123149,
            -25.687123149,
            -3.0,
            25.687123149,
            25.687123149,
            3.0
          ],
          "actual": [
            -25.687123249,
            -25.687123249,
            -3.0,
            25.687123249,
            25.687123249,
            3.0
          ],
          "max_absolute_delta": 9.999999761589606e-08,
          "within_tolerance": true
        },
        "solid_count": {
          "expected": 1,
          "actual": 1,
          "matches": true
        },
        "face_count": {
          "expected": 101,
          "actual": 105,
          "matches": false
        },
        "edge_count": {
          "expected": 196,
          "actual": 211,
          "matches": false
        },
        "vertex_count": {
          "expected": 96,
          "actual": 108,
          "matches": false
        }
      },
      "numeric_geometry_match": true,
      "topology_counts_match": false
    }
  },
  "features": [
    {
      "feature_id": "f_001",
      "source_name": "Front Plane",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_002",
      "source_name": "Top Plane",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_003",
      "source_name": "Right Plane",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_004",
      "source_name": "Boss-Extrude1",
      "atomic_id": "extrude_add_blind",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_005",
      "source_name": "Plane1",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_006",
      "source_name": "Cut-Extrude1",
      "atomic_id": "extrude_cut_blind",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_007",
      "source_name": "Boss-Extrude2",
      "atomic_id": "extrude_add_blind",
      "execution_status": "supported",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_008",
      "source_name": "Chamfer1",
      "atomic_id": "chamfer",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    }
  ],
  "semantic_validation": {
    "schema_version": "1.1.0",
    "feature_count": 8,
    "sketch_count": 8,
    "deferred_feature_ids": [
      "f_001",
      "f_002",
      "f_004",
      "f_003",
      "f_005",
      "f_006",
      "f_008"
    ],
    "unresolved": [],
    "future_rebuild_ready": true
  }
}