{
  "schemaVersion": 1,
  "status": "frozen",
  "fixtures": [
    {
      "host": "codex",
      "path": "codex-config.toml",
      "hostVersion": "Codex config contract validated 2026-07-17",
      "provenance": "Anonymized synthetic fixture preserving the public MCP configuration shape",
      "validatedAt": "2026-07-17"
    },
    {
      "host": "claude",
      "path": "claude-config.json",
      "hostVersion": "Claude Code MCP config contract validated 2026-07-17",
      "provenance": "Anonymized synthetic fixture preserving the public MCP configuration shape",
      "validatedAt": "2026-07-17"
    }
  ],
  "canary": "AAS_SECRET_CANARY_DO_NOT_EMIT_8f37ec75",
  "requiredInvariants": ["unknown-fields-preserved", "minimal-patch", "mode-owner-preserved", "atomic-write", "user-only-backup", "secret-redacted", "unsafe-file-rejected"]
}