{
  "profile": "UD-IMPLEMENTATION-0.1.0",
  "ud_version": "0.1.0",
  "media_type": "application/vnd.universal-document+json",
  "states": ["UDR", "UDS"],
  "editing_policy_modes": ["OPEN_REVISION", "NAMED_EDITORS", "SUGGEST_ONLY", "COMMENT_ONLY", "READ_ONLY"],
  "hash": "SHA-256",
  "signature_architecture": "Ed25519",
  "canonicalization": {"unicode": "NFC", "object_keys": "lexicographic", "arrays": "preserve-order", "json": "compact-utf8", "negative_zero": 0},
  "browsercarrier_extensions": [".udr.html", ".uds.html"],
  "browsercarrier_network": "none-by-default",
  "compatibility_boundaries": ["format", "integrity", "signature", "identity"]
}