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      "nodes": 292,
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      "max_node_CAD_distance_mm": 5.861977570020827e-14,
      "sampled_interior_points": 412,
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      "nodes": 300,
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      "curves": [
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    {
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      "CAD_area_mm2": 4.649847129080425,
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      "narrow_strip_width_estimate_2A_over_P_mm": 0.5009426551700779,
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      "curves": [
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  ],
  "seconds": 0.0625131999986479,
  "scope": "Existing actual curved surface SICN, exact CAD area/perimeter/edges. 2A/P is a strip-sizing heuristic, not a rigorous minimum width or quality guarantee. No CAD or mesh changed."
}