{
  "source": "01_紧固件/0103_螺母/010307_GBT889六角锁紧螺母/BK Lock Nut_Solidworks格式三维图.solidworks_evidence_v2.json",
  "part_id": "BK-Lock-Nut_Solidworks",
  "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": 39,
      "opaque_exact_geometry_features": 0,
      "typed_body_features": 17,
      "direct_semantic_features": 4,
      "typed_features_requiring_history": 13,
      "complete_history_features": 5,
      "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": 18
    },
    "feature_contracts": [
      {
        "feature": "BK Lock Nut Body",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "BK Lock Nut Flange",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "BK Lock Nut M Hole",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread Chamfer",
        "family": "chamfer",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M10x1.0",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M12x1.0",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M15x1.0",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M17x1.0",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M20x1.0",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M25x1.5",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M30x1.5",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M35x1.5",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Thread M40x1.5",
        "family": "sweep",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "BK Lock Nut Square",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "BK Lock M",
        "family": "hole",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Production Fillet",
        "family": "fillet",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "Aesthetic Chamfer",
        "family": "chamfer",
        "passed": true,
        "blockers": []
      }
    ],
    "blockers": [
      "Thread M12x1.0: incomplete before/after history state or stage truth",
      "Thread M12x1.0: before/after body fingerprints are identical; rollback was not proven",
      "Thread M15x1.0: incomplete before/after history state or stage truth",
      "Thread M15x1.0: before/after body fingerprints are identical; rollback was not proven",
      "Thread M17x1.0: incomplete before/after history state or stage truth",
      "Thread M17x1.0: before/after body fingerprints are identical; rollback was not proven",
      "Thread M20x1.0: incomplete before/after history state or stage truth",
      "Thread M20x1.0: before/after body fingerprints are identical; rollback was not proven",
      "Thread M25x1.5: incomplete before/after history state or stage truth",
      "Thread M25x1.5: before/after body fingerprints are identical; rollback was not proven",
      "Thread M30x1.5: incomplete before/after history state or stage truth",
      "Thread M30x1.5: before/after body fingerprints are identical; rollback was not proven",
      "Thread M35x1.5: incomplete before/after history state or stage truth",
      "Thread M35x1.5: before/after body fingerprints are identical; rollback was not proven",
      "Thread M40x1.5: incomplete before/after history state or stage truth",
      "Thread M40x1.5: before/after body fingerprints are identical; rollback was not proven"
    ]
  },
  "step_inference": {
    "available": true,
    "face_count": 70,
    "surface_counts": {
      "bspline": 11,
      "cone": 18,
      "cylinder": 24,
      "plane": 15,
      "torus": 2
    },
    "axis_count": 42,
    "repeat_spacings_mm": [
      {
        "spacing_mm": 0.25,
        "pair_count": 3
      },
      {
        "spacing_mm": 0.5,
        "pair_count": 2
      }
    ],
    "metrics": {
      "bounding_box_mm": [
        -8.0000001,
        -8.0000001,
        -1e-07,
        8.0000001,
        8.0000001,
        8.0000001
      ],
      "volume_mm3": 1276.283915824,
      "surface_area_mm2": 1127.194278064,
      "solid_count": 1,
      "face_count": 70,
      "edge_count": 180,
      "vertex_count": 112
    },
    "error": null,
    "truth_comparison": {
      "expected_from_evidence": {
        "bounding_box_mm": [
          -8.0,
          -8.0,
          0.0,
          8.0,
          8.0,
          8.0
        ],
        "volume_mm3": 1276.404623738,
        "surface_area_mm2": 1127.114216809,
        "solid_count": 1,
        "face_count": 48,
        "edge_count": 109,
        "vertex_count": 62
      },
      "comparisons": {
        "volume_mm3": {
          "expected": 1276.404623738,
          "actual": 1276.283915824,
          "absolute_delta": 0.12070791400014969,
          "within_tolerance": true
        },
        "surface_area_mm2": {
          "expected": 1127.114216809,
          "actual": 1127.194278064,
          "absolute_delta": 0.08006125499991867,
          "within_tolerance": true
        },
        "bounding_box_mm": {
          "expected": [
            -8.0,
            -8.0,
            0.0,
            8.0,
            8.0,
            8.0
          ],
          "actual": [
            -8.0000001,
            -8.0000001,
            -1e-07,
            8.0000001,
            8.0000001,
            8.0000001
          ],
          "max_absolute_delta": 1e-07,
          "within_tolerance": true
        },
        "solid_count": {
          "expected": 1,
          "actual": 1,
          "matches": true
        },
        "face_count": {
          "expected": 48,
          "actual": 70,
          "matches": false
        },
        "edge_count": {
          "expected": 109,
          "actual": 180,
          "matches": false
        },
        "vertex_count": {
          "expected": 62,
          "actual": 112,
          "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": "BK Lock Nut Body",
      "atomic_id": "extrude_add_blind",
      "execution_status": "supported",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_005",
      "source_name": "BK Lock Nut Flange",
      "atomic_id": "extrude_cut_blind",
      "execution_status": "supported",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_006",
      "source_name": "BK Lock Nut M Hole",
      "atomic_id": "extrude_cut_blind",
      "execution_status": "supported",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_007",
      "source_name": "Thread Chamfer",
      "atomic_id": "chamfer",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_008",
      "source_name": "BK Lock Nut Square",
      "atomic_id": "extrude_cut_blind",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_009",
      "source_name": "BK Lock M",
      "atomic_id": "hole_wizard",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 1
    },
    {
      "feature_id": "f_010",
      "source_name": "Production Fillet",
      "atomic_id": "fillet",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_011",
      "source_name": "Aesthetic Chamfer",
      "atomic_id": "chamfer",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    }
  ],
  "semantic_validation": {
    "schema_version": "1.1.0",
    "feature_count": 11,
    "sketch_count": 5,
    "deferred_feature_ids": [
      "f_001",
      "f_002",
      "f_003",
      "f_008",
      "f_009",
      "f_007",
      "f_010",
      "f_011"
    ],
    "unresolved": [],
    "future_rebuild_ready": true
  }
}