diff --git a/.doctrine/project.json b/.doctrine/project.json
deleted file mode 100644
index 95ebefe..0000000
--- a/.doctrine/project.json
+++ /dev/null
@@ -1,120 +0,0 @@
-{
-  "schemaVersion": 1,
-  "project": {
-    "repo": "SylphxAI/spectra",
-    "name": "Spectra",
-    "lifecycle": "active",
-    "layer": "foundation",
-    "summary": "Spectra is a Dart package and code generator that transforms annotated Dart data classes into JSON Schema, OpenAPI, and Protocol Buffers.",
-    "goals": [
-      "Generate JSON Schema, OpenAPI, and Protobuf contracts from Dart model annotations.",
-      "Support Freezed, json_serializable, and plain Dart model patterns.",
-      "Keep generated contract outputs deterministic and owned by the Dart source model plus Spectra annotations."
-    ],
-    "nonGoals": [
-      "Own consuming applications' API policy, auth, persistence, deployment, or business semantics.",
-      "Become a runtime API server or persistence framework.",
-      "Publish package changes without release proof and pub.dev readback."
-    ]
-  },
-  "boundaries": {
-    "owns": [
-      {
-        "name": "dart-schema-generator",
-        "description": "Spectra annotations, build integration, schema generation, generated output formats, examples, and docs."
-      },
-      {
-        "name": "spectra-pub-package",
-        "description": "Dart package metadata and release evidence for the spectra_schema package."
-      }
-    ],
-    "doesNotOwn": [
-      "Consuming applications' API lifecycle, auth, persistence, deployment, runtime validation policy, or business semantics.",
-      "Downstream generated artifact publication.",
-      "Enterprise doctrine or organization-wide rulesets."
-    ],
-    "publicSurfaces": [
-      {
-        "type": "package-export",
-        "name": "spectra_schema Dart package",
-        "location": "pubspec.yaml"
-      },
-      {
-        "type": "documentation",
-        "name": "Spectra README and example package",
-        "location": "README.md, example/"
-      }
-    ],
-    "allowedDependencies": [
-      {
-        "repo": "SylphxAI/doctrine",
-        "surface": "enterprise engineering doctrine",
-        "direction": "downward"
-      }
-    ],
-    "forbiddenCouplings": [
-      "Do not add consuming-application API policy, auth, persistence, or deployment assumptions to Spectra.",
-      "Do not create a second source of truth for generated contracts outside Dart models and Spectra annotations.",
-      "Do not publish package changes without explicit release proof and pub.dev readback."
-    ]
-  },
-  "documentation": {
-    "adr": {
-      "path": "docs/adr/",
-      "status": "planned"
-    },
-    "specs": {
-      "path": "README.md, pubspec.yaml, example/",
-      "status": "present"
-    },
-    "catalog": {
-      "path": "PROJECT.md",
-      "status": "present"
-    },
-    "runbooks": {
-      "path": "AGENTS.md",
-      "status": "present"
-    },
-    "generatedReferences": {
-      "path": "generated schema/OpenAPI/Protobuf outputs",
-      "status": "generated"
-    }
-  },
-  "delivery": {
-    "ciModel": "none",
-    "requiredContexts": [],
-    "deployPath": "No repo-local GitHub Actions workflow is declared at adoption time; package publication must be explicitly invoked and proven before public release claims.",
-    "productionProof": "Dart format/analyze/test evidence for code changes, example generation proof for output-affecting changes, package publish evidence, and pub.dev readback for released versions.",
-    "recoveryClass": "forward-fix-only",
-    "packageRelease": {
-      "publishesPackages": true,
-      "ecosystems": [
-        "pub"
-      ],
-      "releaseIntent": "Spectra is a public Dart package published as spectra_schema.",
-      "versionPr": "No bot-owned version PR workflow is declared at adoption time.",
-      "publisher": "Manual or external pub.dev publish process; must be documented before release automation claims.",
-      "requiredContexts": [
-        "manual-publish-proof"
-      ],
-      "publishProof": "pub.dev package readback for spectra_schema at the released version."
-    }
-  },
-  "adoption": {
-    "status": "baseline",
-    "gaps": [
-      {
-        "id": "repo-local-ci",
-        "description": "No repo-local GitHub Actions workflow validates Dart format, analyze, tests, or example generation at adoption time.",
-        "owner": "SylphxAI/spectra",
-        "target": "before full doctrine adoption"
-      },
-      {
-        "id": "pub-release-automation",
-        "description": "No bot-owned pub.dev release workflow is declared at adoption time.",
-        "owner": "SylphxAI/spectra",
-        "target": "before public package publication"
-      }
-    ]
-  }
-}
diff --git a/AGENTS.md b/AGENTS.md
index 94d75e0..689daa3 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -5,7 +5,7 @@ Static engineering and delivery standards load from the active Skills runtime
 SSOT). Doctrine and Mission Control are retired historical lineage and must not
 be loaded as current instruction authority.
 
-Local truth: `PROJECT.md`, `.doctrine/project.json` when present.
+Local truth: `PROJECT.md`.
 
 ## Boundary hazards
 
diff --git a/PROJECT.md b/PROJECT.md
index 562c04e..cdba2f5 100644
--- a/PROJECT.md
+++ b/PROJECT.md
@@ -9,8 +9,6 @@ release boundary.
 
 - Lifecycle: `active`
 - Layer: `foundation`
-- Doctrine source of truth: [SylphxAI/doctrine](https://github.com/SylphxAI/doctrine)
-- Machine manifest: `.doctrine/project.json`
 
 ## Goals