{
  "source": "01_紧固件/0103_螺母/010399_通用螺母/标准_nut-sp650-leybold.solidworks_evidence_v2.json",
  "part_id": "_nut-sp650-leybold",
  "source_status": "hybrid_semantic_surfaceir_pending",
  "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": 18,
      "opaque_exact_geometry_features": 1,
      "typed_body_features": 0,
      "direct_semantic_features": 0,
      "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": "Imported1",
        "family": "opaque_exact_geometry",
        "passed": false,
        "blockers": [
          "opaque/imported feature geometry capture is incomplete",
          "only 0/21 owned faces were captured"
        ]
      }
    ],
    "blockers": [
      "Imported1: opaque/imported feature geometry capture is incomplete",
      "Imported1: only 0/21 owned faces were captured"
    ]
  },
  "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": [
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        -331.000000247,
        67.5000082,
        248.856404402,
        -318.000000033,
        91.500010163
      ],
      "volume_mm3": 4516.236937943,
      "surface_area_mm2": 2303.483956472,
      "solid_count": 1,
      "face_count": 24,
      "edge_count": 64,
      "vertex_count": 42
    },
    "error": null,
    "truth_comparison": {
      "expected_from_evidence": {
        "bounding_box_mm": [
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          -331.577028223,
          66.922998805,
          248.856404302,
          -317.422972393,
          92.077038143
        ],
        "volume_mm3": 4516.255321299,
        "surface_area_mm2": 2303.488433993,
        "solid_count": 1,
        "face_count": 21,
        "edge_count": 56,
        "vertex_count": 36
      },
      "comparisons": {
        "volume_mm3": {
          "expected": 4516.255321299,
          "actual": 4516.236937943,
          "absolute_delta": 0.018383355999503692,
          "within_tolerance": true
        },
        "surface_area_mm2": {
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          "actual": 2303.483956472,
          "absolute_delta": 0.004477520999898843,
          "within_tolerance": true
        },
        "bounding_box_mm": {
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            66.922998805,
            248.856404302,
            -317.422972393,
            92.077038143
          ],
          "actual": [
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            67.5000082,
            248.856404402,
            -318.000000033,
            91.500010163
          ],
          "max_absolute_delta": 0.5770279799999969,
          "within_tolerance": false
        },
        "solid_count": {
          "expected": 1,
          "actual": 1,
          "matches": true
        },
        "face_count": {
          "expected": 21,
          "actual": 24,
          "matches": false
        },
        "edge_count": {
          "expected": 56,
          "actual": 64,
          "matches": false
        },
        "vertex_count": {
          "expected": 36,
          "actual": 42,
          "matches": false
        }
      },
      "numeric_geometry_match": false,
      "topology_counts_match": false
    }
  },
  "features": [
    {
      "feature_id": "f_001",
      "source_name": "Front",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_002",
      "source_name": "Top",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_003",
      "source_name": "Right",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    }
  ],
  "semantic_validation": {
    "schema_version": "1.1.0",
    "feature_count": 3,
    "sketch_count": 1,
    "deferred_feature_ids": [
      "f_001",
      "f_002",
      "f_003"
    ],
    "unresolved": [],
    "future_rebuild_ready": true
  }
}