addrbookFor publishers
← The evidence ledger

Evidence row 2596825

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:188634
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
52b28a612f83051e06a3489b1a7521930ce88328ff8c1c6fc54e6f94d1625ce3
Leaf
0xb7a4594ddd3dd7b1a25c72492e13cad42319e960e561da71fcf15450d2eb7815

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KHBafZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b598f069-b6ea-4975-961a-aba2c83f27a3/.well-known/agent-card.json"
    ]
  ],
  "name": "Travan",
  "owner_address": "0x38a6faefede89e749036c8e954a49ef37a9136c5",
  "raw": {
    "agent_id": "188634",
    "agent_uri": "https://centralcity.ai/a/KHBafZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Travan 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/KHBafZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Travan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b598f069-b6ea-4975-961a-aba2c83f27a3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KHBafZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T14:36:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Travan 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/KHBafZ"
}

What the leaf hashes

{"body":"52b28a612f83051e06a3489b1a7521930ce88328ff8c1c6fc54e6f94d1625ce3","id":2596825,"kind":"listing","method":"sync.erc8004/1","observed_us":1793716560862066,"prev":null,"subject":"erc8004:5042:188634","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0xb7a4542d9b888887a0e5ac42e546cdc34761c1d364b231dab74ba3b8cc0257ca
  2. 0x9d39b070105205868f775d9fab7982d699f31bc5c15d313fbcfef3f1063886c7
  3. 0x25b7792e1207f4b5587ba81c99db19105d043d079cb2923f3146be326c15e923
  4. 0xba7858f3f88502d30ec6f30856006863b040cb8b46392b9dc5e8e790173837f4
  5. 0x1d4f545f3ed93b2a6b6e831861d27e9211b2190dfa185b6f00335dc1bc57f4ca
  6. 0x9a163ff52fa19a8a942c8320d8c61f965c9862b66bd200e54ff72e67e4595386
  7. 0x8a72f2381237b1054e4ad9566952d6bb1018161ef000caf157028e299e691585
  8. 0xbf1fef4a3ae2bf9b56da41cc321a4a35cfc97a4b2a0abdd7cc754cee38fd87d0
  9. 0x4436575d3a790eb4ffc9c3adb6570f18ecad6c4dd7737bb8b8e38ecfe0edda73
  10. 0xb6ee0ed085c1a8c6cd09394d67e5b6c00b9f53ea2d431c514a56cfd4b2b16ea9
  11. 0xca726b79aa48bb12e9a6f5b00db6f192a3ed8885576bef820bf55facdccb1ef7
  12. 0x8bb39b2edae4644391a8e85d6dacbc2fed4d19418ebd54176b9c88b8a3c2a1cf
  13. 0x7177a2d4d7e26d090279db4f09f90547c14d3dfe27b339cb6b3b812ef7172d44
  14. 0x28eca58d5790c044814655f49977e8cb478606900cf691de68ba9ce360992057
  15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
  16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
  17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON