{
  "name": "TETA+PI Verification Protocol",
  "version": "1.4.0",
  "description": "Trust infrastructure for the Agent Internet — universal verification of businesses, journalists, artists, and organizations via official registries, C2PA-signed media, and Bitcoin OpenTimestamps.",
  "url": "https://tetapi.dev",
  "mcp_endpoint": "https://mcp.tetapi.dev",
  "api_endpoint": "https://api.tetapi.dev/api/v1",
  "api_docs": "https://api.tetapi.dev/docs",
  "llms_txt": "https://tetapi.dev/llms.txt",
  "contact": "protocol@tetapi.dev",
  "license": "MIT",
  "capabilities": [
    "entity_verification",
    "endpoint_verification",
    "intent_routing",
    "c2pa_media_verification",
    "bitcoin_timestamping",
    "registry_attestation"
  ],
  "mcp_tools": [
    {
      "name": "teta_search",
      "description": "Search verified entities by name, domain, or registry ID"
    },
    {
      "name": "teta_verify_entity",
      "description": "Verify a specific entity and return trust level with proof"
    },
    {
      "name": "teta_verify_endpoint",
      "description": "Verify that a domain or endpoint belongs to a verified entity"
    },
    {
      "name": "teta_get_proof",
      "description": "Retrieve cryptographic proof (C2PA credential + Bitcoin timestamp) plus proof depth — OTS status, Bitcoin timestamp depth, and C2PA chain length — for an entity"
    },
    {
      "name": "teta_resolve_intent",
      "description": "TWIRA-ranked intent routing with full T/I/P breakdown, first_verified_at and proof URL; filters by entity_types and min_trust"
    },
    {
      "name": "teta_get_profile",
      "description": "Full public profile with public blocks for a verified entity"
    },
    {
      "name": "teta_verify_claim",
      "description": "Check whether a claim about an entity is supported by its verified content blocks"
    }
  ],
  "verification_levels": [
    "registry_attested",
    "c2pa_verified",
    "btc_confirmed"
  ],
  "entity_types": [
    "person",
    "business",
    "organization",
    "brand",
    "domain",
    "website",
    "api",
    "ai_model",
    "mcp_server",
    "software",
    "repository",
    "ai_agent"
  ],
  "registries": [
    "Germany Handelsregister",
    "Ukraine EDR",
    "UK Companies House",
    "US SEC EDGAR + state registries (NY DOS, CO SOS)",
    "France SIRENE (recherche-entreprises)",
    "Czech ARES",
    "Finland PRH",
    "Norway Brønnøysundregistrene",
    "GLEIF (global LEI)",
    "OpenCorporates (200+ jurisdictions)",
    "DE-ÖKO (organic)",
    "DJV (press)",
    "C2PA content credentials"
  ]
}