addrbookFor publishers
← The evidence ledger

Evidence row 3022715

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:256935
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
88b3ff38826cf0ffc5915e744ce93332e196fff67e3f0657e2a65b64eca15b52
Leaf
0x453ca66d0d2e749c46d1d6622c136381d2c8292f941fefd45ba0a1253b14e12f

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/A2BRiF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d5696074-c16d-4e4e-b9f4-22d469d2cbfc/.well-known/agent-card.json"
    ]
  ],
  "name": "Stokan",
  "owner_address": "0x246926811063cd9bb2fb3cea5a7677d5c69f38ae",
  "raw": {
    "agent_id": "256935",
    "agent_uri": "https://centralcity.ai/a/A2BRiF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Stokan is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/A2BRiF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Stokan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d5696074-c16d-4e4e-b9f4-22d469d2cbfc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/A2BRiF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T15:27:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Stokan is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/A2BRiF"
}

What the leaf hashes

{"body":"88b3ff38826cf0ffc5915e744ce93332e196fff67e3f0657e2a65b64eca15b52","id":3022715,"kind":"listing","method":"sync.erc8004/1","observed_us":1793806033892480,"prev":null,"subject":"erc8004:5042:256935","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0x453cb23b550a1b59595c0cb46ff45e58f6a0d29b88025dd4f6a80815a425f284
  2. 0x6a40211d38335c81179928919a3f131c22bb474bb3360ab42021bd9d4d760ceb
  3. 0x7185fb188a6a0c64c7edb2700e6df527a5fde869f4840a4e5a406c6d1c63c256
  4. 0x76749bcbc90895d1f9652faa8bfc7a21ab0378bda44bb8cb681839158d24ef6c
  5. 0x99d8f2574da06998364b4ddabe3843c494b04750de83051e34c9c192a1eb9910
  6. 0x863ff55a07368e9d10168c199cde6381b2be2662723a15f7f2069dc6b9b75665
  7. 0x9459277291693ea96edfc37f8f6bcaf22b3904db4e8b5c594207d5ae2a49de1e
  8. 0x40e00af9655e386342bce6e6d897ce0b90ef7225212c78f369f3eee8569d2b68
  9. 0x8272cd6f6969aae3ed7091c388f03d4d75dc2c09d98ca393068b4ed7361ab42e
  10. 0xd3ffcac139b33d95012f2d6fb5201dbf82bd9eae32b0830bbbdd9a2edfe31fe1
  11. 0x5427053cec44259ad7d57630aeeb2f056f8cc85d9206f0e7c8f907c24cbe7d3a
  12. 0x09f3004fd8ed24591cb612d6fc1adbdd23d44a46f8dd3e5b2bce6438fdc6f3f5
  13. 0x9d313acc513bf50fad94a2f2250bf508d11d7a363a2c544528e2fc4ce0dfcbbf
  14. 0x3775ac98947ea3444f8e9066b97ed6d5e0ed4bfd990afc8683a340b7b187697f
  15. 0x0e7da910ed6633cc83110a62e4cfaf050cec994a935be0ff6262890125f0d2d8
  16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
  17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
  18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON