addrbookFor publishers
← The evidence ledger

Evidence row 2582544

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:183643
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
537a471fbfb91befcb5a79cf67c59d4f7b68fa6214e5f0226b5352d678c8defe
Leaf
0x7cd0a2f9cd49a8863fd34f645dc48a5e0d1c1f948643095cb7606578fbbb0637

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/txxBsI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/13b7d4eb-069d-47f2-9bbb-52e4ff9829c7/.well-known/agent-card.json"
    ]
  ],
  "name": "Maavert",
  "owner_address": "0x16a34d32c0f852ba013dfcb24de5220db61ab2dd",
  "raw": {
    "agent_id": "183643",
    "agent_uri": "https://centralcity.ai/a/txxBsI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maavert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/txxBsI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maavert",
      "registrations": [
        {
          "agentId": 183643,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/13b7d4eb-069d-47f2-9bbb-52e4ff9829c7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/txxBsI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793710426,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:54:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maavert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/txxBsI"
}

What the leaf hashes

{"body":"537a471fbfb91befcb5a79cf67c59d4f7b68fa6214e5f0226b5352d678c8defe","id":2582544,"kind":"listing","method":"sync.erc8004/1","observed_us":1793710441245826,"prev":null,"subject":"erc8004:5042:183643","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. 0x7cd0903b0ea80c4ab7f465408d95b8b61d6aae19b8c36a05d271ee584ee8ee2d
  2. 0x4010233d228137ca4ced83dd7b48e6e9c0c090047821af88118dd3aa375204f4
  3. 0x2e151ff5df54ad45c0fde286ea97b7815c1c70d926f43df87ee87925868b2468
  4. 0x75f1b61b99408281c4290737fbe0953f2f67159311c25eade90fab5bad7fcd76
  5. 0xa6ea44743dfaf16db7d7d98768434786266fc23107fd5223627e0b2b1682cac4
  6. 0x812dcedf0f31c9c463337555dc959e57fb98e8f8a39754cd53192d3bec42244d
  7. 0xf9694839e3b8c3e4283919f74da84feb7eb747264460356a181b0ed4c88159fb
  8. 0x52ad7f41798967a1d5c8438d038fd0400add4e9bf6dc0c079333480322a18af3
  9. 0x01a41bd7f051993b71530abeac77f5ac019e1ed6b22ef659ec88faadfc1b028d
  10. 0x22cde30409c8017d906a28d0a81649f2664c816ebaade81970229774306142c6
  11. 0x4fa54a5065dd948c903b7b3ff168c828cb2650c728b79000416d11ca490b3bc5
  12. 0x86e6d97fb97dfacbd8a9da77c85096cbad23fb83ac3ae2a4d65c7a0b6b3f1ce1
  13. 0xb64de2d145ac698ef5d991de5140767a8317e68a92d3cf1c5d78e4f7977a0d21
  14. 0xcd70da55bc68640bf37c238eb2dcd35a729f3a58d333a753be62a2aef7873850
  15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
  16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
  17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON