{
  "derivations": [
    {
      "authority": "input_mechanical",
      "basis": "The syntax expectation is deterministically derived from immutable fixture bytes by the executable line-token scan rule.",
      "decision": null,
      "field": "syntax_expected",
      "locator": "corpus/omr-10030-1.expected.json; sha256:64b86baafbc4b5b1c1026017f354eaf4107fd255e07010c46f3921a05ddbdd19",
      "revision": "PM-78 pm-78-oracle-only-v4",
      "source": "PM-78 oracle-only generator"
    },
    {
      "authority": "polymodel_policy",
      "basis": "PM-77 limit names are adapter policy and are not emitted by LDParse.",
      "decision": null,
      "field": "polymodel_policy_expected.limits",
      "locator": "corpus/omr-10030-1.expected.json; sha256:64b86baafbc4b5b1c1026017f354eaf4107fd255e07010c46f3921a05ddbdd19",
      "revision": "PM-78 pm-78-oracle-only-v4",
      "source": "PM-78 oracle-only generator"
    },
    {
      "authority": "input_mechanical",
      "basis": "LDParse has no TEXMAP projection; this value is deterministically derived from immutable fixture bytes by the executable policy rule.",
      "decision": null,
      "field": "polymodel_policy_expected.texmap_events",
      "locator": "corpus/omr-10030-1.expected.json; sha256:64b86baafbc4b5b1c1026017f354eaf4107fd255e07010c46f3921a05ddbdd19",
      "revision": "PM-78 pm-78-oracle-only-v4",
      "source": "PM-78 oracle-only generator"
    },
    {
      "authority": "input_mechanical",
      "basis": "LDParse has no TEXMAP geometry projection; this value is deterministically derived from immutable fixture bytes by the executable policy rule.",
      "decision": null,
      "field": "polymodel_policy_expected.texmap_geometry",
      "locator": "corpus/omr-10030-1.expected.json; sha256:64b86baafbc4b5b1c1026017f354eaf4107fd255e07010c46f3921a05ddbdd19",
      "revision": "PM-78 pm-78-oracle-only-v4",
      "source": "PM-78 oracle-only generator"
    },
    {
      "authority": "input_mechanical",
      "basis": "LDParse has no DATA payload projection; this value is deterministically derived from immutable fixture bytes by the executable policy rule.",
      "decision": null,
      "field": "polymodel_policy_expected.data_payloads",
      "locator": "corpus/omr-10030-1.expected.json; sha256:64b86baafbc4b5b1c1026017f354eaf4107fd255e07010c46f3921a05ddbdd19",
      "revision": "PM-78 pm-78-oracle-only-v4",
      "source": "PM-78 oracle-only generator"
    }
  ],
  "generated": {
    "authority": "ldparse_oracle_with_policy",
    "fixture_path": "crates/polymodel-ldraw-testkit/corpus/omr-10030-1.mpd",
    "fixture_sha256": "64b86baafbc4b5b1c1026017f354eaf4107fd255e07010c46f3921a05ddbdd19",
    "oracle_revision": "0fe78dcee22982f26cceced1b483340faa4d04e9",
    "patch_identity": "ldparse-oracle-access.patch@pm-78-v2",
    "projection_rule_version": "pm-78-oracle-only-v4",
    "wrapper_schema_version": "wrapper-v4"
  },
  "oracle_expected": {
    "authority_rules": {
      "classes": [
        "oracle_direct",
        "oracle_mechanical",
        "input_mechanical",
        "polymodel_policy"
      ],
      "rules": [
        {
          "class": "polymodel_policy",
          "evidence": "Fixture outcome is workflow metadata and is not emitted by LDParse.",
          "path": "outcome",
          "rule": "copy_manifest_outcome"
        },
        {
          "class": "polymodel_policy",
          "evidence": "Parser profile is workflow metadata and is not emitted by LDParse.",
          "path": "profile",
          "rule": "copy_manifest_profile"
        },
        {
          "class": "polymodel_policy",
          "evidence": "Derivation references document authority and are not semantic values.",
          "path": "derivations",
          "rule": "preserve_authority_trace"
        },
        {
          "class": "input_mechanical",
          "evidence": "The syntax expectation is deterministically derived from immutable fixture bytes by the executable line-token scan rule.",
          "path": "syntax_expected",
          "rule": "syntax_scan_v1"
        },
        {
          "class": "oracle_direct",
          "evidence": "Complete pinned LDParse wrapper output; runtime attestation is required.",
          "path": "oracle_expected.schema_version",
          "rule": "oracle.schema_version"
        },
        {
          "class": "oracle_direct",
          "evidence": "Complete pinned LDParse wrapper output.",
          "path": "oracle_expected.fixture_path",
          "rule": "oracle.fixture_path"
        },
        {
          "class": "oracle_direct",
          "evidence": "Complete pinned LDParse wrapper output.",
          "path": "oracle_expected.status",
          "rule": "oracle.status"
        },
        {
          "class": "oracle_direct",
          "evidence": "Pinned LDParse model-boundary output.",
          "path": "oracle_expected.model_names",
          "rule": "oracle.model_names"
        },
        {
          "class": "oracle_direct",
          "evidence": "Preserve complete LDParse model, mesh, child, BFC, colour, and step fields.",
          "path": "oracle_expected.root_model",
          "rule": "oracle.root_model"
        },
        {
          "class": "oracle_direct",
          "evidence": "Preserve complete LDParse submodel cache projection.",
          "path": "oracle_expected.models",
          "rule": "oracle.models"
        },
        {
          "class": "oracle_direct",
          "evidence": "Preserve token and span data emitted by the LDParse lexer.",
          "path": "oracle_expected.tokenized_models",
          "rule": "oracle.tokenized_models"
        },
        {
          "class": "oracle_direct",
          "evidence": "Preserve token-stream geometry counts and source positions emitted by the LDParse wrapper.",
          "path": "oracle_expected.tokenized_geometry",
          "rule": "oracle.tokenized_geometry"
        },
        {
          "class": "oracle_direct",
          "evidence": "Preserve recursively resolved geometry counts emitted by the LDParse wrapper.",
          "path": "oracle_expected.resolved_geometry",
          "rule": "oracle.resolved_geometry"
        },
        {
          "class": "oracle_direct",
          "evidence": "Preserve diagnostics emitted through the LDParse error callback.",
          "path": "oracle_expected.diagnostics",
          "rule": "oracle.diagnostics"
        },
        {
          "class": "oracle_direct",
          "evidence": "Preserve native wrapper status/error classification without normalization.",
          "path": "oracle_expected.error",
          "rule": "oracle.error"
        },
        {
          "class": "oracle_direct",
          "evidence": "Pinned executable attestation of the external LDParse revision; generator verifies it against the corpus manifest.",
          "path": "oracle_expected.oracle_revision",
          "rule": "oracle.oracle_revision"
        },
        {
          "class": "oracle_direct",
          "evidence": "Pinned executable wrapper attestation; generator verifies runtime output rather than stamping it.",
          "path": "oracle_expected.wrapper_schema_version",
          "rule": "oracle.wrapper_schema_version"
        },
        {
          "class": "oracle_direct",
          "evidence": "Pinned executable projection-rule attestation; generator verifies runtime output against the checked-in rule table.",
          "path": "oracle_expected.projection_rule_version",
          "rule": "oracle.projection_rule_version"
        },
        {
          "class": "oracle_direct",
          "evidence": "Pinned executable attestation of the LDParse access patch; generator verifies runtime output.",
          "path": "oracle_expected.patch_identity",
          "rule": "oracle.patch_identity"
        },
        {
          "class": "input_mechanical",
          "evidence": "Generator hashes immutable fixture bytes at the process boundary.",
          "path": "oracle_expected.fixture_sha256",
          "rule": "sha256_fixture_bytes"
        },
        {
          "class": "oracle_mechanical",
          "evidence": "Generator embeds and validates this exact checked-in authority table.",
          "path": "oracle_expected.authority_rules",
          "rule": "checked_in_rules_json"
        },
        {
          "class": "polymodel_policy",
          "evidence": "PM-77 limit names are adapter policy and are not emitted by LDParse.",
          "path": "polymodel_policy_expected.limits",
          "rule": "constant_ldraw_limits"
        },
        {
          "class": "input_mechanical",
          "evidence": "LDParse has no TEXMAP projection; this value is deterministically derived from immutable fixture bytes by the executable policy rule.",
          "path": "polymodel_policy_expected.texmap_events",
          "rule": "texmap_scan_v1"
        },
        {
          "class": "input_mechanical",
          "evidence": "LDParse has no TEXMAP geometry projection; this value is deterministically derived from immutable fixture bytes by the executable policy rule.",
          "path": "polymodel_policy_expected.texmap_geometry",
          "rule": "texmap_scan_v1"
        },
        {
          "class": "input_mechanical",
          "evidence": "LDParse has no DATA payload projection; this value is deterministically derived from immutable fixture bytes by the executable policy rule.",
          "path": "polymodel_policy_expected.data_payloads",
          "rule": "data_scan_v1"
        },
        {
          "class": "polymodel_policy",
          "evidence": "The Rust core does not expose LDParse token-stream mesh vertices/normals/indices or native token objects; these paths are explicitly scoped out rather than defaulted.",
          "path": "rust_candidate_observation.non_comparable",
          "rule": "explicit_scope_non_comparability"
        }
      ],
      "version": "pm-78-oracle-only-v4"
    },
    "diagnostics": [
      {
        "fatal": true,
        "message": "Expected identifier",
        "token": "1:8 : 10030"
      }
    ],
    "error": {
      "diagnostics": [],
      "kind": "construct_null",
      "message": "ModelBuilder::construct returned nullptr"
    },
    "fixture_path": "crates/polymodel-ldraw-testkit/corpus/omr-10030-1.mpd",
    "fixture_sha256": "64b86baafbc4b5b1c1026017f354eaf4107fd255e07010c46f3921a05ddbdd19",
    "model_names": [],
    "models": [],
    "oracle_revision": "0fe78dcee22982f26cceced1b483340faa4d04e9",
    "patch_identity": "ldparse-oracle-access.patch@pm-78-v2",
    "projection_rule_version": "pm-78-oracle-only-v4",
    "schema_version": "ldraw-oracle-v4",
    "status": "error",
    "tokenized_models": [],
    "wrapper_schema_version": "wrapper-v4"
  },
  "outcome": "accepted",
  "polymodel_policy_expected": {
    "data_payloads": [],
    "limits": [
      "resource_bytes",
      "line_bytes",
      "files",
      "include_depth",
      "commands",
      "instances",
      "triangles",
      "lines",
      "textures",
      "fetches",
      "diagnostics"
    ],
    "texmap_events": [],
    "texmap_geometry": []
  },
  "profile": "compatibility",
  "syntax_expected": []
}