addrbookFor publishers
← The evidence ledger

Evidence row 2514183

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:154306
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
91fcd5e83cf016c2bde98623974397e62bff5f398611a42bc73629a7a077776c
Leaf
0xe41dbbef8c0b14af4b8d20e633d162de01c3eeab682778dece0405d4510a36ce

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DYrP2B"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f6ab5879-d2b6-4d1d-b71e-f3eb1793b5fe/.well-known/agent-card.json"
    ]
  ],
  "name": "Keifino",
  "owner_address": "0x20c33339e7d90e43a48edd66c132159d7bf5f40d",
  "raw": {
    "agent_id": "154306",
    "agent_uri": "https://centralcity.ai/a/DYrP2B",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Keifino 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/DYrP2B",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Keifino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f6ab5879-d2b6-4d1d-b71e-f3eb1793b5fe/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DYrP2B",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T03:22:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Keifino 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/DYrP2B"
}

What the leaf hashes

{"body":"91fcd5e83cf016c2bde98623974397e62bff5f398611a42bc73629a7a077776c","id":2514183,"kind":"listing","method":"sync.erc8004/1","observed_us":1793676156903586,"prev":null,"subject":"erc8004:5042:154306","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. 0xe41da6f2d688c6a371c4b59345606bfb4230147f3af41c7e4570457bdee325c1
  2. 0x0c7309b62fac86b888796ec13e31286490c28d11ab0a722c526d075168bfe0fa
  3. 0xb9d5363dddf15a7db576980cb5effe56e9b7ebfa999e29619d8fae914a04c5d2
  4. 0xa682d5f1d53f8110777011cec39b501baad854af1e73342bff9d1acfe8b39735
  5. 0xee6f571e4667e40b4e69f9f824ecdc5b48f6ebf21ccc2daaa5edcd2fda8791b4
  6. 0xe1165cdb14afa61f2cd528d8582a8547c79bb69a7eea008046a9007837f28f36
  7. 0x6f52324a8ca08543b49089d07e5f0b3f6a999e808dd3f0cbc3083aaee35b4ade
  8. 0x5e2c58b71ec22b6a13f8d7b2a42ea7eebc9ef77161e1e1a07a4122ac797587a2
  9. 0x036df25fc3e113d8668e0629c8deca1c08501baef492c7dd90aa26614eb2d65a
  10. 0xc2080293c028c9e4444d7791fc9661dd26419807c99fece58a575ab8caf7f274
  11. 0x83afa8fe3cc064d8448370921ed67d6d4b3967f53c7f58b39256c81a304a9a30
  12. 0x8a2b27ce9e13b66cef6d1fa09c15a96f8e498f7102ac3524efaae6737b11d546
  13. 0x45ba4607b58bd503d8501bd96a0477f9bb52f44b7e9c7927ec982f240f262131
  14. 0x88002651b75eed5296ce4ff2e29616d59737fbfdbd4eb1747342b2df0368963a
  15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
  16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON