{
  "certification_changed": false,
  "completed_at": "2026-07-28T08:38:38.368093+00:00",
  "counted_attempt_consumed": false,
  "elapsed_seconds": 7.01,
  "evidence": "/SHiREVault/SHiREAcademy/AutonomousPractice/GothicFoundations/Runs/20260728T083829Z-gothic-pointed-arch-cutout-V3",
  "forge_permission_changed": false,
  "lesson_id": "gothic.pointed-arch-cutout",
  "lesson_title": "Pointed Arch Cutout",
  "network": {
    "filesystem": "cifs",
    "network_verified": true,
    "source": "//192.168.1.1/volume(sda2)[/SHiREVault/SHiREAcademy/AutonomousPractice]",
    "writable": true
  },
  "ok": true,
  "protected_academy_state_unchanged": true,
  "returncode": 0,
  "run_id": "20260728T083829Z-gothic-pointed-arch-cutout-V3",
  "validation": {
    "artifacts": {
      "step": "/mnt/shirevault-network/SHiREVault/SHiREAcademy/AutonomousPractice/GothicFoundations/Runs/20260728T083829Z-gothic-pointed-arch-cutout-V3/gothic_pointed_arch_cutout_v3.step",
      "step_sha256": "13b2496873b5189fe1a586ab0ce47be3e0d67d1cd5f5ad8c33c9625518f38a51",
      "stl": "/mnt/shirevault-network/SHiREVault/SHiREAcademy/AutonomousPractice/GothicFoundations/Runs/20260728T083829Z-gothic-pointed-arch-cutout-V3/gothic_pointed_arch_cutout_v3.stl",
      "stl_sha256": "8ead691effdf68d8635ac3e2474948c89c4be02f0b4d04ff715df76c072c3061"
    },
    "builder_version": "0.1.0-stage3c.1-autonomous-gothic-practice",
    "checks": {
      "allowlisted_exercise_only": true,
      "draft_only": true,
      "one_valid_final_solid": true,
      "positive_volume": true,
      "safe_bounding_box": true,
      "step_written": true,
      "stl_written": true
    },
    "classification": "AUTONOMOUS_PRACTICE_PASS",
    "exercise_id": "gothic.pointed-arch-cutout",
    "exercise_title": "Pointed Arch Cutout",
    "generated_at": "2026-07-28T08:38:36.722144+00:00",
    "metrics": {
      "bounding_box_mm": {
        "x": 150.0,
        "y": 94.0,
        "z": 8.0
      },
      "solid_count": 1,
      "valid_shape": true,
      "volume_mm3": 98721.61252705845
    },
    "ok": true,
    "safety": {
      "arbitrary_code_allowed": false,
      "certification_changed": false,
      "forge_permission_changed": false,
      "non_load_bearing_only": true,
      "production_release": false,
      "protected_academy_state_modified": false,
      "uncounted_practice_only": true
    },
    "skills_practised": [
      "boolean cut",
      "symmetry",
      "named dimensions"
    ],
    "variant": 3
  },
  "variant": 3
}