{
  "name": "conformal_120_default_3p94",
  "parameters": {
    "board_thickness": 3.94,
    "hole_diameter": 6.35,
    "pitch": 25.4,
    "peg_diameter": 5.6,
    "diametral_clearance": null,
    "tongue_diameter": 4.8,
    "locator_diameter": 5.6,
    "spine_width": 6.0,
    "spine_depth": 4.5,
    "spine_height": 35.519999999999996,
    "spine_top": 5.12,
    "spine_corner_radius": 0.0,
    "front_gap": 0.15,
    "seat_drop": 0.12,
    "pull_clearance": 0.47,
    "elbow_offset": -0.9319051507904268,
    "root_y": 1.4,
    "tongue_run": 5.0,
    "tongue_rise": 3.0,
    "locator_depth": 4.29,
    "locator_root_y": 0.6,
    "locator_chamfer": 0.5
  },
  "geometry_contract": {
    "parameters": {
      "board_thickness": 3.94,
      "hole_diameter": 6.35,
      "pitch": 25.4,
      "peg_diameter": 5.6,
      "diametral_clearance": null,
      "tongue_diameter": 4.8,
      "locator_diameter": 5.6,
      "spine_width": 6.0,
      "spine_depth": 4.5,
      "spine_height": 35.519999999999996,
      "spine_top": 5.12,
      "spine_corner_radius": 0.0,
      "front_gap": 0.15,
      "seat_drop": 0.12,
      "pull_clearance": 0.47,
      "elbow_offset": -0.9319051507904268,
      "root_y": 1.4,
      "tongue_run": 5.0,
      "tongue_rise": 3.0,
      "locator_depth": 4.29,
      "locator_root_y": 0.6,
      "locator_chamfer": 0.5
    },
    "coordinates": {
      "units": "mm",
      "x": "across board",
      "y": "toward user",
      "z": "up",
      "board_front_y": 0,
      "board_rear_y": -3.94
    },
    "upper_capsule": {
      "radius": 2.8,
      "centers_xyz": [
        [
          0,
          1.4,
          -0.255
        ],
        [
          0,
          -3.008094849209573,
          -0.255
        ],
        [
          0,
          -8.008094849209574,
          2.745
        ]
      ],
      "segment_radii": [
        2.8,
        2.4
      ],
      "ball_radii_at_centers": [
        2.8,
        2.8,
        2.4
      ],
      "construction": "Capsule A-B uses neck radius; capsule B-C uses tongue radius; their union retains the large spherical junction at B"
    },
    "locator": {
      "radius": 2.8,
      "axis": [
        0,
        1,
        0
      ],
      "center_x": 0,
      "center_z": -25.654999999999998,
      "tip_y": -4.29,
      "root_y": 0.6,
      "chamfer_axial_length": 0.5,
      "tip_radius": 2.3
    },
    "spine": {
      "x_min": -3.0,
      "x_max": 3.0,
      "y_min": 0.15,
      "y_max": 4.5,
      "z_min": -30.399999999999995,
      "z_max": 5.12,
      "yz_corner_radius": 0.0
    },
    "seated_pose": {
      "y": -0.15,
      "z": -0.12,
      "theta_deg": 0
    },
    "section_properties": {
      "upper_area_mm2": 24.630086404143974,
      "upper_elastic_section_modulus_mm3": 17.24106048290078,
      "tongue_area_mm2": 18.09557368467721,
      "tongue_elastic_section_modulus_mm3": 10.857344210806323,
      "diametral_clearance_mm": 0.75,
      "note": "Geometric section properties; no allowable load established"
    },
    "host_interface": {
      "nominal_flush_lip_height_above_upper_hole_mm": 5.0,
      "board_facing_corner_radius_mm": 0.0,
      "rule": "All attached host material must lie within the allowed envelope of the same verified motion. The nominal lip is not a limit on total host height."
    },
    "conformal_bearing": {
      "angle_deg": 120.0,
      "radius_mm": 3.175,
      "arc_width_mm": 5.499261314031185,
      "arc_length_mm": 6.649704450098395,
      "chord_z_relative_to_hole_mm": -1.5875000000000004,
      "construction": "Exact lower circular segment fused to the round core; upper core and 4.8 mm tongue retained.",
      "upper_land_through_board": false,
      "lower_land_through_board": true,
      "lands": [
        {
          "name": "upper",
          "center_z": 0.12,
          "rear_y": -3.008094849209573,
          "front_y": 1.4,
          "axial_bearing_length_mm": 3.158094849209573,
          "nominal_contact_area_mm2": 21.000397372621716
        },
        {
          "name": "lower",
          "center_z": -25.279999999999998,
          "rear_y": -3.79,
          "front_y": 0.6,
          "axial_bearing_length_mm": 3.94,
          "nominal_contact_area_mm2": 26.199835533387674
        }
      ],
      "nominal_contact_area_per_full_land_mm2": 26.199835533387674,
      "fit": "Zero nominal radial gap over the arc. Physical full-arc contact depends on measured bore, print accuracy and deformation."
    },
    "status": "Experimental candidate; requires its own motion, support and physical checks."
  },
  "removal_poses": [
    {
      "y": -0.15,
      "z": -0.12,
      "theta_deg": 0.0,
      "stage": "threading"
    },
    {
      "y": -0.12,
      "z": 0.0,
      "theta_deg": 0.0,
      "stage": "threading"
    },
    {
      "y": 0.93,
      "z": 0.5,
      "theta_deg": 10.0,
      "stage": "threading"
    },
    {
      "y": 1.855,
      "z": 0.775,
      "theta_deg": 15.25,
      "stage": "threading"
    },
    {
      "y": 2.7800000000000002,
      "z": 0.925,
      "theta_deg": 18.5,
      "stage": "threading"
    },
    {
      "y": 3.58,
      "z": 0.9500000000000001,
      "theta_deg": 19.875,
      "stage": "threading"
    },
    {
      "y": 4.255,
      "z": 0.9500000000000001,
      "theta_deg": 20.75,
      "stage": "threading"
    },
    {
      "y": 4.680000000000001,
      "z": 0.9500000000000001,
      "theta_deg": 20.875,
      "stage": "threading"
    },
    {
      "y": 5.13,
      "z": 0.9500000000000001,
      "theta_deg": 20.875,
      "stage": "threading"
    },
    {
      "y": 11.88,
      "z": 0.9500000000000001,
      "theta_deg": 20.875,
      "stage": "threading"
    },
    {
      "y": 28.0,
      "z": 0.9500000000000001,
      "theta_deg": 20.875,
      "stage": "threading"
    },
    {
      "y": 28.0,
      "z": 0.9500000000000001,
      "theta_deg": 0.0,
      "stage": "threading"
    }
  ],
  "install_poses": [
    {
      "y": 28.0,
      "z": 0.9500000000000001,
      "theta_deg": 0.0,
      "stage": "threading"
    },
    {
      "y": 28.0,
      "z": 0.9500000000000001,
      "theta_deg": 20.875,
      "stage": "threading"
    },
    {
      "y": 11.88,
      "z": 0.9500000000000001,
      "theta_deg": 20.875,
      "stage": "threading"
    },
    {
      "y": 5.13,
      "z": 0.9500000000000001,
      "theta_deg": 20.875,
      "stage": "threading"
    },
    {
      "y": 4.680000000000001,
      "z": 0.9500000000000001,
      "theta_deg": 20.875,
      "stage": "threading"
    },
    {
      "y": 4.255,
      "z": 0.9500000000000001,
      "theta_deg": 20.75,
      "stage": "threading"
    },
    {
      "y": 3.58,
      "z": 0.9500000000000001,
      "theta_deg": 19.875,
      "stage": "threading"
    },
    {
      "y": 2.7800000000000002,
      "z": 0.925,
      "theta_deg": 18.5,
      "stage": "threading"
    },
    {
      "y": 1.855,
      "z": 0.775,
      "theta_deg": 15.25,
      "stage": "threading"
    },
    {
      "y": 0.93,
      "z": 0.5,
      "theta_deg": 10.0,
      "stage": "threading"
    },
    {
      "y": -0.12,
      "z": 0.0,
      "theta_deg": 0.0,
      "stage": "threading"
    },
    {
      "y": -0.15,
      "z": -0.12,
      "theta_deg": 0.0,
      "stage": "threading"
    }
  ],
  "trajectory": "Original round removal waypoints, reverified against the complete conformal model without path adjustments.",
  "verification": {
    "passed": true,
    "complete": true,
    "exact_seating_certificates": [
      {
        "passed": true,
        "start": [
          -0.15,
          -0.12,
          0.0
        ],
        "end": [
          -0.12,
          0.0,
          0.0
        ],
        "round_core_exact_sweep": {
          "passed": true,
          "upper_capsules": [
            {
              "radius_mm": 2.8,
              "minimum_center_sweep_distance_mm": 2.8,
              "passed": true
            },
            {
              "radius_mm": 2.4,
              "minimum_center_sweep_distance_mm": 2.5234789813026057,
              "passed": true
            }
          ],
          "lower_maximum_radial_extent_mm": 3.175,
          "physical_bore_radius_mm": 3.175,
          "minimum_spine_front_y_mm": 0.0,
          "method": "Exact centerline translation sweep distance for each circular capsule; full-circle containment for locator, chamfer ignored conservatively; monotonic opening of spine contact. Final zero-clearance tangency allowed."
        },
        "minimum_arc_lift_mm": 0.0,
        "maximum_arc_lift_mm": 0.12,
        "minimum_arc_half_height_mm": 1.5875000000000004,
        "arc_upper_boundary_margin_mm": 3.0550000000000006,
        "method": "Exact round-core translation sweep plus full-width circular-cap containment inequalities; linear lift extrema occur at endpoints.",
        "intended_contact_allowed": true
      }
    ],
    "continuous_free_motion_certificates": [
      {
        "segment_index": 1,
        "passed": true,
        "leaves": 74,
        "residual_mm": 0.0018817417068586334
      },
      {
        "segment_index": 2,
        "passed": true,
        "leaves": 32,
        "residual_mm": 0.03364827725987382
      },
      {
        "segment_index": 3,
        "passed": true,
        "leaves": 16,
        "residual_mm": 0.009963514627146244
      },
      {
        "segment_index": 4,
        "passed": true,
        "leaves": 8,
        "residual_mm": 0.001049093108863336
      },
      {
        "segment_index": 5,
        "passed": true,
        "leaves": 8,
        "residual_mm": 0.02651027777622572
      },
      {
        "segment_index": 6,
        "passed": true,
        "leaves": 4,
        "residual_mm": 0.04220131228775277
      },
      {
        "segment_index": 7,
        "passed": true,
        "leaves": 2,
        "residual_mm": 0.0009788657695643938
      },
      {
        "segment_index": 8,
        "passed": true,
        "leaves": 22,
        "residual_mm": 0.008010115769563772
      },
      {
        "segment_index": 9,
        "passed": true,
        "leaves": 1,
        "residual_mm": 1.2908426477955413
      },
      {
        "segment_index": 10,
        "passed": true,
        "leaves": 1,
        "residual_mm": 11.294058906072653
      }
    ],
    "x_slabs_per_half": 768,
    "radial_bore_clearance_reserved_mm": 0.0,
    "lower_nose_ignored_conservatively": true,
    "total_interval_certificates": 168
  },
  "source_sha256": {
    "round_motion_results.json": "3ca0eb900fc5302b13984bb3b3e9c697e0169a9debfe8d5590134559b1fa6cdc",
    "cad/conformal/conformal_120_geometry.json": "f1912e674491a2f8b83578a67a44e8e554b061086d115fb9e9fa18745fcdaaca",
    "cad/conformal/conformal_120.step": "f030d59fc8130b57cfcb4367202cdd0e03a1c335850f33fa41d28e85eb623d96",
    "conformal_motion.py": "3be75a7203269e0b82c1775ae74163a37bddf445d89a3c7b3a7bb6627454fec3",
    "conformal_anchor.py": "9e0f4f36e3c4933c06e9f6be3a9dd064a92352e7f4f692206ea2e2fd539426d3",
    "round_motion.py": "e688fe3a9a5c7a5117cd1ffaa0634746e00ddfd5b42a0b9e1031712e36bf3eb7",
    "round_anchor.py": "ff8f90926ade32cf0d8ae742b822322879f1b0f810dae8c405a6f7a4de1bd1fe"
  },
  "scope": "Continuous ideal rigid geometry clearance, including exact final contact. The conformal arcs have zero nominal radial gap; this study reserves no additional radial bore clearance. No print or load qualification.",
  "elapsed_seconds": 2.623,
  "summary": {
    "maximum_install_tilt_deg": 20.875,
    "maximum_lift_above_seated_mm": 1.07,
    "nominal_lip_mm": 5.0
  }
}