{
  "finding": "STD2-017",
  "title": "High-jump terrain",
  "recorded_result": "No coincident point/triangle sets were found in those comparisons. Its 574 triangle records reduce to 524 unique triangle-coordinate sets when duplicates and winding are ignored.",
  "checking_steps": [
    "Compare hijump.lwo with 90turn.lwo and the four selected turn models under origin-based Y quarter-turns and optional X reflection at five decimals.",
    "Exclude but_hijump.lwo substring hits. Grass orientation and masking are inspection-render limits, not evidence of a retail visual defect."
  ],
  "limitations": "The final grass rendering is incompletely reconstructed. Inspection artifacts are not retail defects.",
  "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": "90turn.lwo",
      "size": 12436,
      "sha256": "698e9193642c50ed6f1997dac63e953de3c445a427747f120de996fb4a1c1cba",
      "identity": "edpieces/90turn.lwo",
      "mesh": {
        "format": "LWOB",
        "vertices": 406,
        "polygon_records": 726,
        "polygon_vertex_counts": {
          "3": 726
        },
        "fan_triangles_excluding_lines_points": 726,
        "PNTS_sha256": "733ddcd6332c3ebc7e5fa92d64959f7f4680d51205564f369aaa2368cf82db90",
        "POLS_sha256": "2f254749fa3efc90c3327849ca9f0dad7837abdfb8d208c0422d51440f84c514"
      }
    },
    {
      "archive": "edpieces",
      "name": "contents.obv",
      "size": 302703,
      "sha256": "8ba24a802eb4d1553f5b80096917a0eab7b2179579cc51e9b4a877961e100ca5",
      "identity": "edpieces/contents.obv"
    },
    {
      "archive": "edpieces",
      "name": "hijump.lwo",
      "size": 10762,
      "sha256": "67ce97296e32305820ffafc008c231577a4b974ea45a8cf6fdd6866b9437dea0",
      "identity": "edpieces/hijump.lwo",
      "mesh": {
        "format": "LWOB",
        "vertices": 290,
        "polygon_records": 574,
        "polygon_vertex_counts": {
          "3": 574
        },
        "fan_triangles_excluding_lines_points": 574,
        "PNTS_sha256": "c7f51d3958aae4c089ba29e44a7c90d9903a895304634c3803e7f7150ee2956c",
        "POLS_sha256": "684e4a1c1577efb974e55ef9174370700f9ce757be19e135c318f9d2210432b5"
      }
    },
    {
      "archive": "edpieces",
      "name": "hijump.lws",
      "size": 673,
      "sha256": "ecc3508876e9b41fdef4522f9f2a581fbed295ca06daf2cbc8136cb633a2ef73",
      "identity": "edpieces/hijump.lws",
      "scene": {
        "objects": [
          {
            "model_basename": "hijump.lwo",
            "ShowObject": [
              "7",
              "7"
            ]
          }
        ]
      }
    },
    {
      "archive": "uedit",
      "name": "butt.lws",
      "size": 4216,
      "sha256": "4ac57d6cdcf2da449b8bccf954894a2510bac0398a308cc3c89fdf15ec9ce8e2",
      "identity": "uedit/butt.lws",
      "scene": {
        "objects": [
          {
            "model_basename": "but_straight.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_tunnel.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_olly.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_sturn.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_puddle.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_whoopty.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_jump.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "button8.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "button9.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_halfpipe.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_hijump.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_90turn.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          },
          {
            "model_basename": "but_90turnr.lwo",
            "ShowObject": [
              "8",
              "7"
            ]
          }
        ]
      }
    }
  ],
  "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": "HIJUMP_REACHABILITY.md",
      "sha256": "4ed0fc95155edc74821dfeb45ac212723ec660c06eb6f32f4d169a5e159a245f"
    },
    {
      "record": "hijump_reference_audit.json",
      "sha256": "1b581bf2976ad38c278269f6dd01c901a353164abc1bf03d41d3c6991a1f5a8b"
    },
    {
      "record": "hijump_geometry_comparison.json",
      "sha256": "780f224161a5fee3fb77c2be9095becf2c19c1798abccf56302fcfdaa08999ff"
    }
  ],
  "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"
}