{
  "finding": "STD2-031",
  "title": "Neo90turn1",
  "recorded_result": "The 289-vertex / 512-triangle model has no recovered scene reference or complete selected-model match in that test.",
  "checking_steps": [
    "Search neo90turn1.lwo’s scene references and compare it with the 29 selected models under the recorded origin-based transforms.",
    "Same-index affine failures against seven models do not prove absence of a reordered relationship: their triangle indices differ and vertex correspondence was not established. Driving behavior remains untested."
  ],
  "limitations": "Predicted driving difficulties have not been tested.",
  "scope": "The recorded result and checking steps summarize preserved excavation research. The source observations below were recomputed for publication review; they do not rerun the earlier geometry fits, UV checks, reference scans or original-x86 experiments.",
  "source_observations": [
    {
      "archive": "edpieces",
      "name": "neo90turn1.lwo",
      "size": 8684,
      "sha256": "22cc03d93ad04c938ce06896d6623acd343f31691df0e6fed50871d217353133",
      "identity": "edpieces/neo90turn1.lwo",
      "mesh": {
        "format": "LWOB",
        "vertices": 289,
        "polygon_records": 512,
        "polygon_vertex_counts": {
          "3": 512
        },
        "fan_triangles_excluding_lines_points": 512,
        "PNTS_sha256": "a85f6e30ee64548490cf6aa4eeaa3128788790266d89b0346645644547d99719",
        "POLS_sha256": "78705bb2d31d4357193a57621e61d1adacaf668062d12019ee87238507d0384a"
      }
    }
  ],
  "source_selection": "Files named in the canonical research note, including related models and controls. This is not a claim that every listed file is unused or a complete dependency closure.",
  "preserved_research_records": [
    {
      "record": "NEO90TURN1_REACHABILITY.md",
      "sha256": "e4aa4c7ce9a2cd1346d966257fde9429300028b282b3f6fe4290662dc7bcc111"
    },
    {
      "record": "neo90turn1_reference_audit.json",
      "sha256": "92d2802e6d7393d4f26fdca433e95fac24bf60e70176d9ae6fc2a0a6d512239a"
    },
    {
      "record": "loose_turn_selected_geometry.json",
      "sha256": "233c8661ccb76d341e1d0158e659a6e9401dbcfed1e5b5b596c271a64570a485"
    },
    {
      "record": "neo90turn1_affine_checks.json",
      "sha256": "decaea7447b78c2106410ee2e1d4f8d8daedc78f72e97d22df37cd2a6a8dfa38"
    }
  ],
  "record_provenance": "Research-record hashes bind this summary to preserved local records. They do not make those internal records downloadable or replace the original source checks.",
  "fresh_audit": "/evidence/stunt-track-driver-2/source-audit.json",
  "bounded_relationship_audit": "/evidence/stunt-track-driver-2/relationship-audit.json"
}