{
  "schema": "c04_same_geometry_nonuniform_mesh_sensitivity_v1",
  "created": "2026-10-27T12:07:25.861492+08:00",
  "case_id": "copv_c04_0000",
  "baseline_mesh_sha256": "43f29c4b9d012c4693dd8c426f3e01820f05a00838ad8a2327b0b9d9bd78f36c",
  "variant_mesh_sha256": "77a904cd977e4e90f8043409bb94afede93ef9b7337908fd3150480c989f22d8",
  "source_summary_sha256": [
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  "same_CAD_and_numerical_physics": true,
  "quadrature_degree": 8,
  "energy_relative_difference_to_baseline": 7.334398397951247e-06,
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    "least_squares_infinitesimal_rotation": [
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    ],
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    "scope": "Equal-weight common physical probes. Raw and six-DOF rigid-aligned differences retained; no nearest node/GP substitution."
  },
  "parts": {
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      "scope": "Unweighted common-point sample norm; not a volume norm."
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      "scope": "Unweighted common-point sample norm; not a volume norm."
    },
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      "scope": "Unweighted common-point sample norm; not a volume norm."
    }
  },
  "requested_probes": 235,
  "matched_probes": 235,
  "failed_or_ambiguous_probes": [],
  "material_volume_and_raw_GP_peak_diagnostics": [
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    {
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    {
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        "material": "titanium",
        "name": "\u4e0a\u7aef\u5145\u88c5\u53e3 \u00b7 \u5d4c\u5165\u6cd5\u5170\u4e0e\u8f66\u524a boss",
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        "max_GP_von_Mises_MPa": 33.7834821197323,
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        "max_GP_von_Mises_MPa": 32.260993398515424,
        "max_abs_fiber_sigma11_MPa": 20.808418181224685,
        "volume_mm3": 80967.90558180696
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    {
      "part_id": 14,
      "baseline": {
        "material": "steel",
        "name": "\u4e0a\u7aef\u5145\u88c5\u53e3 \u00b7 \u4e2d\u7a7a\u63a5\u53e3\u5957 / \u516d\u89d2\u6273\u624b\u4f4d",
        "max_GP_von_Mises_MPa": 8.093179565168157,
        "max_abs_fiber_sigma11_MPa": 7.41905840919072,
        "volume_mm3": 16164.298084897333
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      "variant": {
        "material": "steel",
        "name": "\u4e0a\u7aef\u5145\u88c5\u53e3 \u00b7 \u4e2d\u7a7a\u63a5\u53e3\u5957 / \u516d\u89d2\u6273\u624b\u4f4d",
        "max_GP_von_Mises_MPa": 8.248910457196924,
        "max_abs_fiber_sigma11_MPa": 7.024604027670727,
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    },
    {
      "part_id": 18,
      "baseline": {
        "material": "steel",
        "name": "\u4e0b\u7aef\u670d\u52a1\u53e3 \u00b7 \u4e2d\u7a7a\u63a5\u53e3\u5957 / \u516d\u89d2\u6273\u624b\u4f4d",
        "max_GP_von_Mises_MPa": 7.101477776437912,
        "max_abs_fiber_sigma11_MPa": 6.215310128059691,
        "volume_mm3": 14387.384172502127
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      "variant": {
        "material": "steel",
        "name": "\u4e0b\u7aef\u670d\u52a1\u53e3 \u00b7 \u4e2d\u7a7a\u63a5\u53e3\u5957 / \u516d\u89d2\u6273\u624b\u4f4d",
        "max_GP_von_Mises_MPa": 7.117530229593693,
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    }
  ],
  "production_eligible": false,
  "limitations": [
    "Two nonuniform meshes, unchanged minimum root/fillet size. This does not establish global h-limit or point-peak convergence.",
    "Every failed/ambiguous original probe retained, with no substituted point or zero-filled field.",
    "Raw GP maxima may occur on material/element boundaries and are mesh-dependent diagnostics.",
    "Same nominal pressure is checked; actual per-run boundary integration/load verification remains bound to each completed run."
  ],
  "seconds": 4.254055799996422,
  "probe_sampling": "Four deterministic source cells per material with interior GP samples, plus globally scanned top-three interior absolute fiber sigma11 probes for carbon or von Mises probes for other materials. Selected entirely from baseline q8; no selection based on variant differences.",
  "analysis_source_sha256": "2ef16d65a1947bf8655ca28223c3e7d0b8aea1c0158b8cd3f66f503b1c379161"
}