{
  "source": "052867.solidworks_evidence_v2.json",
  "part_id": "052867",
  "source_status": "complete_with_blockers",
  "source_self_validation": {
    "schema": "solidworks.cad_evidence.self_validation.v1",
    "passed": false,
    "meaning": "complete reusable extraction; not a claim of backend feature support or 1:1 rebuild",
    "counts": {
      "features": 25,
      "typed_body_features": 4,
      "direct_semantic_features": 3,
      "typed_features_requiring_history": 1,
      "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": 1
    },
    "feature_contracts": [
      {
        "feature": "基体-拉伸",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "切除-拉伸1",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "切除-拉伸2",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "倒角1",
        "family": "chamfer",
        "passed": true,
        "blockers": []
      }
    ],
    "blockers": [
      "倒角1: incomplete before/after history state or stage truth",
      "倒角1: before/after body fingerprints are identical; rollback was not proven"
    ]
  },
  "step_inference": {
    "available": true,
    "face_count": 24,
    "surface_counts": {
      "cone": 14,
      "cylinder": 2,
      "plane": 8
    },
    "axis_count": 16,
    "repeat_spacings_mm": [],
    "metrics": {
      "bounding_box_mm": [
        -5.4450001,
        -4.715508424,
        -1e-07,
        5.4450001,
        4.715508424,
        6.4000001
      ],
      "volume_mm3": 311.157828669,
      "surface_area_mm2": 423.345327934,
      "solid_count": 1,
      "face_count": 24,
      "edge_count": 52,
      "vertex_count": 30
    },
    "error": null,
    "truth_comparison": {
      "expected_from_evidence": {
        "bounding_box_mm": [
          -5.445,
          -4.715508324,
          0.0,
          5.445,
          4.715508324,
          6.4
        ],
        "volume_mm3": 311.176961485,
        "surface_area_mm2": 423.357148651,
        "solid_count": 1,
        "face_count": 21,
        "edge_count": 44,
        "vertex_count": 24
      },
      "comparisons": {
        "volume_mm3": {
          "expected": 311.176961485,
          "actual": 311.157828669,
          "absolute_delta": 0.01913281599996708,
          "within_tolerance": true
        },
        "surface_area_mm2": {
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          "actual": 423.345327934,
          "absolute_delta": 0.011820716999977776,
          "within_tolerance": true
        },
        "bounding_box_mm": {
          "expected": [
            -5.445,
            -4.715508324,
            0.0,
            5.445,
            4.715508324,
            6.4
          ],
          "actual": [
            -5.4450001,
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            -1e-07,
            5.4450001,
            4.715508424,
            6.4000001
          ],
          "max_absolute_delta": 1.0000000028043132e-07,
          "within_tolerance": true
        },
        "solid_count": {
          "expected": 1,
          "actual": 1,
          "matches": true
        },
        "face_count": {
          "expected": 21,
          "actual": 24,
          "matches": false
        },
        "edge_count": {
          "expected": 44,
          "actual": 52,
          "matches": false
        },
        "vertex_count": {
          "expected": 24,
          "actual": 30,
          "matches": false
        }
      },
      "numeric_geometry_match": true,
      "topology_counts_match": false
    }
  },
  "features": [
    {
      "feature_id": "f_001",
      "source_name": "基准面1",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_002",
      "source_name": "基准面2",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_003",
      "source_name": "基准面3",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_004",
      "source_name": "基体-拉伸",
      "atomic_id": "extrude_add_blind",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_005",
      "source_name": "切除-拉伸1",
      "atomic_id": "extrude_cut_blind",
      "execution_status": "supported",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_006",
      "source_name": "切除-拉伸2",
      "atomic_id": "extrude_cut_blind",
      "execution_status": "supported",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_007",
      "source_name": "倒角1",
      "atomic_id": "chamfer",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    }
  ],
  "semantic_validation": {
    "schema_version": "1.1.0",
    "feature_count": 7,
    "sketch_count": 5,
    "deferred_feature_ids": [
      "f_001",
      "f_002",
      "f_004",
      "f_003",
      "f_007"
    ],
    "unresolved": [],
    "future_rebuild_ready": true
  }
}