{
  "title": "Astra, Opus and the revolved mesher \u00b7 four profiles",
  "generated_at": "2026-10-09T03:57:17.139035+00:00",
  "synthetic": true,
  "includes_through_bores": true,
  "color_range": [
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    1
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  "parts": [
    {
      "ident": "revshow_multistep_chamfer",
      "title": "Multi-step shaft with chamfered tip",
      "model": "GPT 6 Astra",
      "model_key": "astra",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 2.2765333333333335,
      "usage_usd": 1.024234,
      "usage_basis": "Standard API equivalent",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 4500,
          "parts": 17,
          "min_sj": 0.6963557931537565,
          "max_ar": 3.750000000000021,
          "inversions": 0,
          "geometry_accepted": true,
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        "doubled": {
          "elements": 36000,
          "parts": 17,
          "min_sj": 0.7006414350523905,
          "max_ar": 3.750000000000047,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": "Completed: only own sandbox inputs, generated RON helpers, one sequential native check and image renders; no previous/control layouts or runtime edits observed.",
      "image_review": {
        "actual_image_read_batches": 2,
        "cad_meridian_read": true,
        "cad_iso_read": true,
        "mesh_images_read": true,
        "deviations": []
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      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 9,
          "eligible_edges": 9,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": 9,
          "eligible_edges": 9,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_multistep_chamfer",
      "title": "Multi-step shaft with chamfered tip",
      "model": "Opus 5.5",
      "model_key": "opus",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 4.030899512767792,
      "usage_usd": 0.9281415999999999,
      "usage_basis": "Claude CLI usage",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 3584,
          "parts": 1,
          "min_sj": 0.6945926747379675,
          "max_ar": 3.4471991175007783,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": 28672,
          "parts": 1,
          "min_sj": 0.6996147205950335,
          "max_ar": 3.4880063336322813,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": "Reviewed actual native commands and image reads: own sandbox inputs/generator, one sequential frozen check, own views and author records only. Bundle STOP and Python runtime are permitted exceptions. No baseline/other-model layout, scorer/CAD/runtime modification or solver search observed.",
      "image_review": {
        "actual_png_reads": [
          "cad-meridian.png",
          "cad-iso.png",
          "mesh-meridian.png",
          "mesh-iso.png"
        ],
        "required_views_observed": true,
        "human_grade": null
      },
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 9,
          "eligible_edges": 9,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": 9,
          "eligible_edges": 9,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_multistep_chamfer",
      "title": "Multi-step shaft with chamfered tip",
      "model": "Deterministic revolved mesher",
      "model_key": "revolved",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 0.0007104039192199707,
      "usage_usd": null,
      "usage_basis": "local deterministic computation",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 6180,
          "parts": 5,
          "min_sj": 0.6855479222624967,
          "max_ar": 4.68750058593593,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": 49440,
          "parts": 5,
          "min_sj": 0.6860407993860346,
          "max_ar": 4.687500585935937,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": null,
      "image_review": null,
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 9,
          "eligible_edges": 9,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": 9,
          "eligible_edges": 9,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_fillet_domed_pin",
      "title": "Filleted tapered body with rounded ends",
      "model": "GPT 6 Astra",
      "model_key": "astra",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 2.2171000000000003,
      "usage_usd": 0.92778,
      "usage_basis": "Standard API equivalent",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 1824,
          "parts": 27,
          "min_sj": 0.5773502691896112,
          "max_ar": 15.668206746771089,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": 14592,
          "parts": 27,
          "min_sj": 0.5773502691896092,
          "max_ar": 15.998727768364319,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": "Completed: only own sandbox inputs, generated RON helpers, one sequential native check and image renders; no previous/control layouts or runtime edits observed.",
      "image_review": {
        "actual_image_read_batches": 2,
        "cad_meridian_read": true,
        "cad_iso_read": true,
        "mesh_images_read": true,
        "deviations": []
      },
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 0,
          "eligible_edges": 0,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": 0,
          "eligible_edges": 0,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_fillet_domed_pin",
      "title": "Filleted tapered body with rounded ends",
      "model": "Opus 5.5",
      "model_key": "opus",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 6.549175163110097,
      "usage_usd": 1.3372673999999998,
      "usage_basis": "Claude CLI usage",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 1740,
          "parts": 1,
          "min_sj": 0.6427876096865374,
          "max_ar": 2.620913967926922,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": 13920,
          "parts": 1,
          "min_sj": 0.6427876096865391,
          "max_ar": 2.682020183390142,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": "Reviewed actual native commands and image reads: own sandbox inputs/generator, one sequential frozen check, own views and author records only. Bundle STOP and Python runtime are permitted exceptions. No baseline/other-model layout, scorer/CAD/runtime modification or solver search observed.",
      "image_review": {
        "actual_png_reads": [
          "cad-meridian.png",
          "cad-iso.png",
          "mesh-meridian.png",
          "mesh-iso.png"
        ],
        "required_views_observed": true,
        "human_grade": null
      },
      "feature_note": "Both densities pass native checks, but the tiny torus fillet face has zero attributed boundary quads. Neighboring cells span it. Astra attributes 48/192 quads to the fillet. Capture is 0/0 eligible sharp edges for both authors.",
      "feature_checks": {
        "nominal": {
          "captured_edges": 0,
          "eligible_edges": 0,
          "unrepresented_faces": [
            3
          ]
        },
        "doubled": {
          "captured_edges": 0,
          "eligible_edges": 0,
          "unrepresented_faces": [
            3
          ]
        }
      }
    },
    {
      "ident": "revshow_fillet_domed_pin",
      "title": "Filleted tapered body with rounded ends",
      "model": "Deterministic revolved mesher",
      "model_key": "revolved",
      "state": "refused",
      "geometry_accepted": false,
      "full_iterations": 0,
      "minutes": 2.62300173441569e-05,
      "usage_usd": null,
      "usage_basis": "local deterministic computation",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {},
      "manual_audit": null,
      "image_review": null,
      "feature_note": null,
      "feature_checks": {},
      "refusal": "pole-revolve also declined: pole-revolve: shallow-junction-13.1deg (two-surface ring inheritance converges at rate cos^2 of the junction angle under a 50-iteration cap, so at 13.1\u00b0 it does not converge; a tangent or shallow junction needs every ring node pinned, which this construction has no mechanism for)] "
    },
    {
      "ident": "revshow_hollow_flanged_sleeve",
      "title": "Hollow flanged sleeve with stepped bore",
      "model": "GPT 6 Astra",
      "model_key": "astra",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 1.7460666666666667,
      "usage_usd": 1.037378,
      "usage_basis": "Standard API equivalent",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 2400,
          "parts": 40,
          "min_sj": 0.5987153539431584,
          "max_ar": 3.9914356929544357,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": 19200,
          "parts": 40,
          "min_sj": 0.5996787524858105,
          "max_ar": 3.9978583499055484,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": "Reviewed native tool log: only own pinned CAD/language/brief, own generator/checks/revision logs/render images and campaign STOP. No other-model or compiler layouts read. One own-sandbox rg rev1 failed harmlessly.",
      "image_review": {
        "cad_meridian": true,
        "cad_iso": true,
        "mesh_meridian": true,
        "mesh_iso": true,
        "basis": "Actual view_image calls in native tool evidence"
      },
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 11,
          "eligible_edges": 11,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": 11,
          "eligible_edges": 11,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_hollow_flanged_sleeve",
      "title": "Hollow flanged sleeve with stepped bore",
      "model": "Opus 5.5",
      "model_key": "opus",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 4.535390961170196,
      "usage_usd": 1.1279194000000001,
      "usage_basis": "Claude CLI usage",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 1216,
          "parts": 1,
          "min_sj": 0.6428318528365718,
          "max_ar": 3.9794475883542506,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": 9728,
          "parts": 1,
          "min_sj": 0.6451641753816323,
          "max_ar": 4.180794494126395,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": "Native calls reviewed: own inputs/generator/check/mesh artifacts only. Deviation: read scoped runner/render implementation despite instruction against package implementation. Python interpreter availability probes were read-only tool setup. No compiler/control/other-model data accessed. Campaign STOP read denied by Claude tool policy; supervisor and check adapter enforce stop.",
      "image_review": {
        "cad_meridian": true,
        "cad_iso": true,
        "mesh_meridian": true,
        "mesh_iso": true,
        "basis": "Actual Read image calls; realized wireframe PNGs authored from own ASCII VTU because pyvista unavailable in CLI Python"
      },
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 11,
          "eligible_edges": 11,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": 11,
          "eligible_edges": 11,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_hollow_flanged_sleeve",
      "title": "Hollow flanged sleeve with stepped bore",
      "model": "Deterministic revolved mesher",
      "model_key": "revolved",
      "state": "refinement failure",
      "geometry_accepted": false,
      "full_iterations": 1,
      "minutes": 0.0003541906674702962,
      "usage_usd": null,
      "usage_basis": "local deterministic computation",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 3528,
          "parts": 4,
          "min_sj": 0.7010573846467059,
          "max_ar": 10.364888401021686,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": null,
          "parts": null,
          "min_sj": null,
          "max_ar": null,
          "inversions": null,
          "geometry_accepted": null,
          "error": "error: Inverted { part: PartId(0), count: 588, detail: \"part 'q_e1p': 588 inverted element(s); refusing to write '/home/rwhit/revolved-hollow-20261008/baseline/revshow_hollow_flanged_sleeve/doubled.vtu'\" }\n"
        }
      },
      "manual_audit": null,
      "image_review": null,
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 11,
          "eligible_edges": 11,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": null,
          "eligible_edges": null,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_hollow_rounded_collar",
      "title": "Hollow collar with rounded shoulder",
      "model": "GPT 6 Astra",
      "model_key": "astra",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 2.603283333333333,
      "usage_usd": 1.06981,
      "usage_basis": "Standard API equivalent",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 2880,
          "parts": 72,
          "min_sj": 0.5761141179450743,
          "max_ar": 2.6211065654877923,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": 23040,
          "parts": 72,
          "min_sj": 0.5126212481158642,
          "max_ar": 2.756273870605188,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": "Reviewed native tool calls: own CAD/schema/brief, own generator and sequential frozen checks, own mesh logs/images, campaign STOP. No controls or other-model layouts accessed.",
      "image_review": {
        "cad_meridian": true,
        "cad_iso": true,
        "mesh_meridian": true,
        "mesh_iso": true,
        "basis": "Actual native view_image calls"
      },
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 7,
          "eligible_edges": 7,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": 7,
          "eligible_edges": 7,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_hollow_rounded_collar",
      "title": "Hollow collar with rounded shoulder",
      "model": "Opus 5.5",
      "model_key": "opus",
      "state": "geometry pass",
      "geometry_accepted": true,
      "full_iterations": 1,
      "minutes": 5.038858834902445,
      "usage_usd": 1.2096072,
      "usage_basis": "Claude CLI usage",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 1728,
          "parts": 1,
          "min_sj": 0.644559229543767,
          "max_ar": 2.946024350536026,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": 13824,
          "parts": 1,
          "min_sj": 0.6455963959005472,
          "max_ar": 3.284525640317909,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        }
      },
      "manual_audit": "Reviewed native commands: own pinned CAD/schema/brief and own generator, check and VTU artifacts only. Deviation: scoped runner/render implementation read despite brief restriction; check invocation shared Bash command with generator edit. Read-only interpreter probes attempted for image helper. STOP Read denied by tool policy; supervisor/check guards enforced. No controls, other-model programs or repository inputs accessed.",
      "image_review": {
        "cad_meridian": true,
        "cad_iso": true,
        "mesh_meridian": true,
        "mesh_iso": true,
        "basis": "Actual Read image calls on own nominal/doubled standard-library VTU wireframe renders"
      },
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 7,
          "eligible_edges": 7,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": 7,
          "eligible_edges": 7,
          "unrepresented_faces": []
        }
      }
    },
    {
      "ident": "revshow_hollow_rounded_collar",
      "title": "Hollow collar with rounded shoulder",
      "model": "Deterministic revolved mesher",
      "model_key": "revolved",
      "state": "refinement failure",
      "geometry_accepted": false,
      "full_iterations": 1,
      "minutes": 0.0003329793612162272,
      "usage_usd": null,
      "usage_basis": "local deterministic computation",
      "actual_subscription_charge_usd": null,
      "human_grade": null,
      "densities": {
        "nominal": {
          "elements": 3936,
          "parts": 4,
          "min_sj": 0.2566048122925705,
          "max_ar": 10.3957089633186,
          "inversions": 0,
          "geometry_accepted": true,
          "error": null
        },
        "doubled": {
          "elements": null,
          "parts": null,
          "min_sj": null,
          "max_ar": null,
          "inversions": null,
          "geometry_accepted": null,
          "error": "error: Inverted { part: PartId(0), count: 648, detail: \"part 'q_e1p': 648 inverted element(s); refusing to write '/home/rwhit/revolved-hollow-20261008/baseline/revshow_hollow_rounded_collar/doubled.vtu'\" }\n"
        }
      },
      "manual_audit": null,
      "image_review": null,
      "feature_note": null,
      "feature_checks": {
        "nominal": {
          "captured_edges": 7,
          "eligible_edges": 7,
          "unrepresented_faces": []
        },
        "doubled": {
          "captured_edges": null,
          "eligible_edges": null,
          "unrepresented_faces": []
        }
      }
    }
  ],
  "author_attempts_planned": 8,
  "author_attempts_verified": 8,
  "control_geometries": 4,
  "historical_initial_campaign_infrastructure_error": {
    "count": 1,
    "tokens": 0,
    "cost_usd": 0,
    "reason": "Inherited API credential precedence corrected before authoring"
  },
  "adapter_note": "Fresh native RON/Spark experiment, separate from prior extrusion teacher harness. Shared original CAD and native binary hashes within this comparison; all native geometry checks and both densities retained. Astra medium, Opus high. No human grades or billed subscription amounts inferred."
}