{
  "source": "179805.solidworks_evidence_v2.json",
  "part_id": "179805",
  "source_status": "complete",
  "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": 19,
      "typed_body_features": 1,
      "direct_semantic_features": 1,
      "typed_features_requiring_history": 0,
      "complete_history_features": 0,
      "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": 0
    },
    "feature_contracts": [
      {
        "feature": "Boss-Extrude1",
        "family": "extrude",
        "passed": true,
        "blockers": []
      }
    ],
    "blockers": []
  },
  "step_inference": {
    "available": true,
    "face_count": 16,
    "surface_counts": {
      "cylinder": 10,
      "plane": 6
    },
    "axis_count": 10,
    "repeat_spacings_mm": [
      {
        "spacing_mm": 175.0,
        "pair_count": 4
      },
      {
        "spacing_mm": 123.7437,
        "pair_count": 4
      },
      {
        "spacing_mm": 247.4874,
        "pair_count": 2
      }
    ],
    "metrics": {
      "bounding_box_mm": [
        -107.5,
        0.0,
        -107.5,
        107.5,
        25.0,
        107.5
      ],
      "volume_mm3": 749397.434936755,
      "surface_area_mm2": 97630.996960928,
      "solid_count": 1,
      "face_count": 16,
      "edge_count": 42,
      "vertex_count": 28
    },
    "error": null,
    "truth_comparison": {
      "expected_from_evidence": {
        "bounding_box_mm": [
          -107.5,
          0.0,
          -107.5,
          107.5,
          25.0,
          107.5
        ],
        "volume_mm3": 749397.434936754,
        "surface_area_mm2": 97630.996960928,
        "solid_count": 1,
        "face_count": 11,
        "edge_count": 22,
        "vertex_count": 8
      },
      "comparisons": {
        "volume_mm3": {
          "expected": 749397.434936754,
          "actual": 749397.434936755,
          "absolute_delta": 9.313225746154785e-10,
          "within_tolerance": true
        },
        "surface_area_mm2": {
          "expected": 97630.996960928,
          "actual": 97630.996960928,
          "absolute_delta": 0.0,
          "within_tolerance": true
        },
        "bounding_box_mm": {
          "expected": [
            -107.5,
            0.0,
            -107.5,
            107.5,
            25.0,
            107.5
          ],
          "actual": [
            -107.5,
            0.0,
            -107.5,
            107.5,
            25.0,
            107.5
          ],
          "max_absolute_delta": 0.0,
          "within_tolerance": true
        },
        "solid_count": {
          "expected": 1,
          "actual": 1,
          "matches": true
        },
        "face_count": {
          "expected": 11,
          "actual": 16,
          "matches": false
        },
        "edge_count": {
          "expected": 22,
          "actual": 42,
          "matches": false
        },
        "vertex_count": {
          "expected": 8,
          "actual": 28,
          "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
    }
  ],
  "semantic_validation": {
    "schema_version": "1.1.0",
    "feature_count": 4,
    "sketch_count": 2,
    "deferred_feature_ids": [
      "f_001",
      "f_002",
      "f_003",
      "f_004"
    ],
    "unresolved": [],
    "future_rebuild_ready": true
  }
}