Evidence row 2543653

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VU2yeO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2c698ae7-fc50-4cd2-bdd6-53a40b99d1d4/.well-known/agent-card.json"
    ]
  ],
  "name": "Biollet",
  "owner_address": "0x1bbefb521c7c01f12b58204d45f89537b124bf63",
  "raw": {
    "agent_id": "164943",
    "agent_uri": "https://centralcity.ai/a/VU2yeO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biollet 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/VU2yeO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biollet",
      "registrations": [
        {
          "agentId": 164943,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2c698ae7-fc50-4cd2-bdd6-53a40b99d1d4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VU2yeO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793688539,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:51:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biollet 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/VU2yeO"
}

What the leaf hashes

{"body":"b371a1eabb9fefe539f591cd726a3035167b8477ce7a6f479ebfbc39188c667f","id":2543653,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688705994929,"prev":null,"subject":"erc8004:5042:164943","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x6d8fd5a105dd551877d05c830202f89941b35c925b72e4410570cadd78c1a1b1
2. 0x7f245e42a81bcbc4b5403ad91622f74d75bc77d878c2c819435fbd27a62a85b9
3. 0xe0ad0ac4820c1818a47fb3ec7099bb52c56ceaa22781be30bbd95559455fb7f0
4. 0x33a90024eb93b5b56503be6dadc3b17aef48c83fa1fbe3a7b0a0ee0685c5c764
5. 0x362238e66bade7bd12c24e3c8655e1ad50c12553ea414394b2d9dd251e974249
6. 0x2d15b655351dddb505073aa7da2bd6b90fa738e9d59b42a1ee3633db685fa232
7. 0x642e1954f102f878e4c8a3295f6fe539423b281063e08a045427b1b713ec383e
8. 0xb6cae03589d54a0c85baecf335143369297d00231fa121e2f81f1b37dd8a1015
9. 0x2ed1def1d2a390e6faf4c22e210d0db0de1f3140730655c05431984bd7b03b86
10. 0xe2e132788227369b85238914f3481be69b72407e02ba7777c418c58e20b93f71
11. 0x3bfc805971271d160f43137b3fb94d0d4cb93840fd82bff1f6e44d4952ed5ef2
12. 0x214589e605ddfb0bb125e3baa9566898e2fb8cf79aaf7e4a640daab3b300cdac
13. 0x17ed3001ba4262f9a9bdbf52bec0dd3e265936a67c3b494e499acd7556b945ed
14. 0xfa0b529eb378798ff02cbc952fd6c3953222eb9ab256854a832809b511e45b32
15. 0x1be647e954f61ace2ed9636ef78e1986bb535c60f6f7e9d512f4249f9507bb36
16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7