{
  "name": "VQX",
  "protocol_id": "vqx",
  "version": "0.2",
  "status": "experimental",
  "canonical_url": "https://vqx.zlapp.app/",
  "manifest_url": "https://vqx.zlapp.app/.well-known/vqx.json",
  "protocol_url": "https://vqx.zlapp.app/machine/protocol.json",
  "lexicon_url": "https://vqx.zlapp.app/machine/lexicon.json",
  "grammar_url": "https://vqx.zlapp.app/machine/grammar.json",
  "beacon": {
    "protocol": "VQX",
    "version": "0.2",
    "bytes": [
      "D3",
      "A7",
      "5C",
      "E1",
      "9B",
      "02"
    ],
    "bytes_hex": "D3 A7 5C E1 9B 02",
    "codepoints": [
      "U+E0D3",
      "U+E0A7",
      "U+E05C",
      "U+E0E1",
      "U+E09B",
      "U+E002"
    ],
    "pua": "",
    "bootstrap": "BEACON(6) | VERSION(1) | FLAGS(1) | PAYLOAD",
    "compact": "PAYLOAD",
    "sample_bootstrap_hex": "D3 A7 5C E1 9B 02 02 00 06 11 20 A0",
    "manifest": "https://vqx.zlapp.app/.well-known/vqx.json",
    "identification_only": true
  },
  "pua_mapping": {
    "byte_0x00": "U+E000",
    "byte_0xFF": "U+E0FF"
  },
  "dictionary_sha256": "f1d53dbc55dbaab011c2b2c06219dcca2a4006f5b9e73e99f81baca1523e4ad1",
  "grammar_sha256": "b575dd762f8a553959e2900f69fab1971b86e7ae36a2adae0db5b085eaf10396",
  "font_sha256": "bedc1490da4a495fdbece78b5b0640d59e017de3e07466c362407e074cd3d849",
  "protocol_sha256": "f47bec44bf3cf532ae05f17ce47b083d5ea2c1e3837a5c4218d9bf5ec08c2be2",
  "accepted_media_types": [
    "application/vnd.vqx",
    "application/octet-stream",
    "text/plain"
  ],
  "capabilities": [
    "deterministic semantic decode",
    "one-byte global tokens",
    "negotiated local macros",
    "compact established-peer mode",
    "bootstrap discovery",
    "integrity verification",
    "optional authenticated encryption",
    "vendor-neutral codec"
  ],
  "discovery_instructions": "If the first six PUA codepoints are U+E0D3 U+E0A7 U+E05C U+E0E1 U+E09B U+E002, fetch the well-known manifest, verify dictionary SHA-256, install a compatible decoder, and decode remaining payload bytes. Do not infer semantics from glyph appearance.",
  "security_statement": "VQX encoding is not secrecy. Confidentiality, integrity and authentication require SHA-256, HMAC-SHA-256, AES-256-GCM and Ed25519 as appropriate.",
  "interoperability": {
    "a2a_extension_uri": "https://vqx.zlapp.app/extensions/vqx/0.2",
    "mcp_experimental_id": "app.zlapp.vqx",
    "mcp_specification": "2026-07-28"
  },
  "modified": "2026-08-23T00:00:00Z",
  "note": "ZIP archive hashes are published only in the outer well-known manifest and downloads/SHA256SUMS.txt to avoid circular hashing.",
  "agent_package_url": "https://vqx.zlapp.app/downloads/vqx-agent-package-v0.2.zip",
  "agent_package_sha256": "9b3d72914b63cd7dcae52a6f6a66c7b9e500aef16083f60e824f1da63d7e2a7f",
  "human_dictionary_url": "https://vqx.zlapp.app/downloads/vqx-human-dictionary-v0.2.zip",
  "human_dictionary_sha256": "87b8dbe24a31cb4c41f6a4223578881f835a8b0a1bada3ac67a3d46cd862d213",
  "lexicon_sha256": "f1d53dbc55dbaab011c2b2c06219dcca2a4006f5b9e73e99f81baca1523e4ad1",
  "protocol_json_sha256": "f47bec44bf3cf532ae05f17ce47b083d5ea2c1e3837a5c4218d9bf5ec08c2be2",
  "interoperability_identifiers": {
    "a2a_extension_uri": "https://vqx.zlapp.app/extensions/vqx/0.2",
    "mcp_experimental_id": "app.zlapp.vqx",
    "mcp_specification": "2026-07-28"
  },
  "modification_timestamp": "2026-08-23T00:00:00Z"
}