{
  "handle": "ConceptAnchor",
  "data_schema": {
    "type": "object",
    "required": [
      "definition_hash"
    ],
    "properties": {
      "definition_hash": {
        "type": "string",
        "description": "Content-addressed hash of the anchored definition"
      },
      "content": {
        "description": "The actual definition content - any valid JSON (schema, text, or structured data)"
      },
      "metadata": {
        "type": "object",
        "description": "Optional metadata (creator, timestamp, version)"
      }
    }
  },
  "mechanism": "Agents do not define terms inline; they reference immutable, content-addressed 'Concept Anchors' stored globally. 'I want [hash:Apple]', not 'I want an apple'. It is established via an external drop event that finalizes the definition hash.",
  "gloss": "Pinning meaning to immutable references",
  "failure_modes": [
    "Link rot (if anchors disappear)."
  ],
  "invariants": [
    "Immutability: The definition pointed to by the Anchor Hash cannot change.",
    "Resolution: The Anchor must resolve to a valid schema or content."
  ],
  "_meta": {
    "tier": 1,
    "ring": 2,
    "supersedes": [
      "sema:ConceptAnchor#mh:SHA-256:91873000b379e08c41bc3fe3fea23f1f0870600871f89cca46ecbc87cc1d69d0"
    ],
    "path": [
      "Infrastructure",
      "Data Structures"
    ]
  },
  "sema_id": "sema:ConceptAnchor#mh:SHA-256:95cbc106b1950fc5848516078b0857ce0d98e15ccd3311a6a70ec1411b450f05",
  "sema_ref": "ConceptAnchor#95cb",
  "sema_stub": "95cb",
  "sema_layer": "Infrastructure",
  "sema_category": "Data Structures",
  "used_by": {
    "references": {
      "LatentAttachment": "sema:LatentAttachment#mh:SHA-256:992d55f53109cbc5050a8ed96afe91121a85a664c6178ad136358e792ecbfa20"
    }
  }
}