{
  "artifacts": {
    "file_stem": "Stage_3C_5_Fortress_Dice_Tower",
    "preview": "/mnt/shirevault-network/SHiREVault/SHiREAcademy/FastBuilder/SystemTests/Stage3C5-CascadeCoreV2-20260729T075356Z/Fortress/preview.svg",
    "preview_sha256": "6ab3441cd3ac2c54c2d6a88793f9e6b98dd517c8bc5af79913d67a3246efd5cd",
    "requested_formats": [
      "step",
      "stl"
    ],
    "step": "/mnt/shirevault-network/SHiREVault/SHiREAcademy/FastBuilder/SystemTests/Stage3C5-CascadeCoreV2-20260729T075356Z/Fortress/Stage_3C_5_Fortress_Dice_Tower.step",
    "step_sha256": "52361242da7a90e7e8915249a8a3af891173c8351e6601b09466d63fc4cf5da9",
    "stl": "/mnt/shirevault-network/SHiREVault/SHiREAcademy/FastBuilder/SystemTests/Stage3C5-CascadeCoreV2-20260729T075356Z/Fortress/Stage_3C_5_Fortress_Dice_Tower.stl",
    "stl_sha256": "bd01203499ea7219f4e60225db3b062a0bf2bffeaf34cd4ea7b48885f971fb11"
  },
  "builder_version": "0.7.0-stage3c.5-cascade-core-replacement",
  "checks": {
    "all_tumble_ramps_wall_high_inner_low": true,
    "alternating_support_walls": true,
    "catch_overlap_safe": true,
    "controlled_roll_exit_path": true,
    "core_dice_tower_contract": true,
    "dedicated_exit_feeder_present": true,
    "dice_clearance_safe": true,
    "dimensions_match_spec": true,
    "drop_zone_safe": true,
    "exit_chute_angle_safe": true,
    "exit_chute_barrier_free": true,
    "exit_chute_present": true,
    "exit_chute_width_safe": true,
    "final_ramp_aligned_to_exit": true,
    "fits_selected_printer": true,
    "flush_ramp_chute_transition": true,
    "integrated_collection_tray": true,
    "internal_ramps_present": true,
    "no_forge_ready_export": true,
    "one_valid_final_solid": true,
    "only_requested_formats_written": true,
    "positive_volume": true,
    "practice_state_not_used": true,
    "replacement_cascade_structure": true,
    "safe_wall_thickness": true,
    "step_written": true,
    "stl_written": true,
    "theme_layer_separate": true
  },
  "classification": "FAST_BUILDER_DRAFT_PASS",
  "design_theme": "fortress",
  "file_stem": "Stage_3C_5_Fortress_Dice_Tower",
  "generated_at": "2026-07-29T07:56:42.940226+00:00",
  "job_id": "FB-20260729T075629Z-CD31A0",
  "known_limitations": [
    "Schematic preview is not a photorealistic render.",
    "The draft requires Ray's visual review and slicer verification before printing.",
    "The replacement inward-flow cascade, separate exit feeder, barrier-free chute and dice-envelope corridor are validated digitally, but tumble reliability requires a physical test print.",
    "The controlled exit path must still be inspected in section view and slicer preview for local bridging or support needs.",
    "The integrated draft is non-load-bearing and not production-approved; inspect supports, bridging and orientation in the slicer."
  ],
  "material": {
    "minimum_wall_mm": 2.4,
    "name": "PLA"
  },
  "metrics": {
    "bounding_box_mm": {
      "x": 105.0,
      "y": 130.0,
      "z": 180.0
    },
    "cascade_layout": {
      "all_tumble_ramps_wall_high_inner_low": true,
      "alternating_support_walls": true,
      "catch_overlap_mm": 18.4,
      "dedicated_exit_feeder": true,
      "drop_gap_mm": 13.9776,
      "drop_zone_mm": 32.0,
      "effective_ramp_angle_deg": 20.956,
      "exit_feeder": {
        "angle_deg": 18.0,
        "exit_edge": "LOW",
        "exit_y": 3.0,
        "exit_z": 13.9068,
        "flow_direction": "rear_interior_to_front_exit_chute",
        "support_edge": "HIGH",
        "support_wall": "back",
        "support_y": 85.4,
        "support_z": 40.6801
      },
      "mechanical_contract": "shire.dice_tower.core.v2",
      "minimum_catch_overlap_mm": 12.5,
      "ramp_run_mm": 50.4,
      "ramps": [
        {
          "drop_gap_mm": 13.9776,
          "flow_direction": "front_wall_to_inner_free_edge",
          "free_inner_edge": "LOW",
          "free_y": 53.4,
          "free_z": 44.2603,
          "index_from_bottom": 1,
          "support_edge": "HIGH",
          "support_wall": "front",
          "support_y": 3.0,
          "support_z": 63.5627
        },
        {
          "drop_gap_mm": 13.9776,
          "flow_direction": "back_wall_to_inner_free_edge",
          "free_inner_edge": "LOW",
          "free_y": 35.0,
          "free_z": 65.2848,
          "index_from_bottom": 2,
          "support_edge": "HIGH",
          "support_wall": "back",
          "support_y": 85.4,
          "support_z": 84.5872
        },
        {
          "drop_gap_mm": 13.9776,
          "flow_direction": "front_wall_to_inner_free_edge",
          "free_inner_edge": "LOW",
          "free_y": 53.4,
          "free_z": 86.3093,
          "index_from_bottom": 3,
          "support_edge": "HIGH",
          "support_wall": "front",
          "support_y": 3.0,
          "support_z": 105.6117
        },
        {
          "drop_gap_mm": 13.9776,
          "flow_direction": "back_wall_to_inner_free_edge",
          "free_inner_edge": "LOW",
          "free_y": 35.0,
          "free_z": 107.3338,
          "index_from_bottom": 4,
          "support_edge": "HIGH",
          "support_wall": "back",
          "support_y": 85.4,
          "support_z": 126.6362
        }
      ],
      "structure": "alternating_inward_cascade_plus_separate_exit_feeder"
    },
    "exit_clearance_collision_volume_mm3": 0.0,
    "solid_count": 1,
    "valid_shape": true,
    "volume_mm3": 345424.3350244884
  },
  "object_family": "dice_tower",
  "object_name": "Castle / Fortress Dice Tower",
  "ok": true,
  "output_formats": [
    "step",
    "stl"
  ],
  "parameters": {
    "base_thickness_mm": 4.0,
    "cartoon_face_recess": false,
    "corner_radius_mm": 5.0,
    "dedicated_exit_feeder": true,
    "design_theme": "fortress",
    "dice_max_mm": 25.0,
    "dice_passage_width_mm": 32.0,
    "exit_chute_angle_deg": 18.0,
    "exit_chute_barrier_free": true,
    "exit_chute_enabled": true,
    "exit_chute_inside_overlap_mm": 15.0,
    "exit_chute_length_mm": 29.952,
    "exit_chute_rail_height_mm": 3.84,
    "exit_chute_rail_width_mm": 3.0,
    "exit_chute_thickness_mm": 3.2,
    "exit_chute_width_mm": 40.0,
    "exit_clearance_height_mm": 30.0,
    "exit_clearance_width_mm": 32.0,
    "exit_height_mm": 51.3,
    "exit_opening_style": "rectangular",
    "exit_path_mode": "controlled_roll_to_tray",
    "exit_threshold_step_mm": 0.0,
    "exit_width_mm": 50.0,
    "final_ramp_aligned_to_exit": true,
    "fortress_slits": true,
    "gothic_lancet_windows": false,
    "gothic_rose_window": false,
    "height_mm": 180.0,
    "integrated_collection_tray": true,
    "legacy_wall_low_ramps_allowed": false,
    "length_mm": 105.0,
    "mechanical_contract": "shire.dice_tower.core.v2",
    "novelty_theme_panel": false,
    "ramp_angle_max_deg": 45.0,
    "ramp_angle_min_deg": 38.0,
    "ramp_count": 4,
    "ramp_structure": "alternating_inward_cascade",
    "ramp_thickness_mm": 3.2,
    "sci_fi_panel_recess": false,
    "split_required": false,
    "supersedes_mechanical_contract": "shire.dice_tower.core.v1",
    "theme_name": "Castle / Fortress",
    "theme_variant": "standard",
    "tower_depth_mm": 88.4,
    "tray_depth_mm": 41.6,
    "tray_wall_height_mm": 18.9,
    "tumble_ramp_support_rule": "wall_high_inner_low",
    "vertical_drop_exit": false,
    "wall_thickness_mm": 3.0,
    "width_mm": 130.0
  },
  "printer": {
    "build_volume_mm": [
      256.0,
      256.0,
      256.0
    ],
    "fits": true,
    "name": "Bambu Lab P1S",
    "profile_id": "bambu_p1s",
    "usable_margin_mm": 5.0
  },
  "project_name": "Stage 3C.5 Fortress Dice Tower",
  "safety": {
    "arbitrary_code_executed": false,
    "certification_changed": false,
    "draft_only": true,
    "forge_permission_changed": false,
    "forge_ready_exported": false,
    "non_load_bearing_only": true,
    "practice_state_modified": false,
    "production_release": false,
    "template_whitelist_only": true
  },
  "theme_variant": "standard"
}