Evidence row 2194759

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HLpWHe"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/52b66962-2b79-4016-a4bf-fb5ef2edeb3e/.well-known/agent-card.json"
    ]
  ],
  "name": "Brevabel",
  "owner_address": "0xae8a0a7ae396d88f76291fed06c401c20f66bef6",
  "raw": {
    "agent_id": "123287",
    "agent_uri": "https://centralcity.ai/a/HLpWHe",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brevabel 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/HLpWHe",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brevabel",
      "registrations": [
        {
          "agentId": 123287,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/52b66962-2b79-4016-a4bf-fb5ef2edeb3e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HLpWHe",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793645271,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:49:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brevabel 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/HLpWHe"
}

What the leaf hashes

{"body":"49652ca529302b8e030983232d7d41f71215940713a87708426fa85c26d81e11","id":2194759,"kind":"listing","method":"sync.erc8004/1","observed_us":1793645345989431,"prev":null,"subject":"erc8004:5042:123287","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xa49488447c4004e96bcd8b5ee38e645a83518d7582f2e94ebe4c85d62cc5bf73
2. 0xc58532ad09f352713b72cea8d3df05c1fb5dc1f163e33be4174e62ce6ef19637
3. 0x8b8b63837be102c1413b57e0bd5b221446cf235558f3c6530b0a7183e771ab31
4. 0xf12be2391dce5aebe904559e1b5c2c9b3249a06c9089b1814bfc806ccbfbf66c
5. 0x086321408555c126bfdfaf2b67fe464bfb0d0d91af5c72efa0d468be6b3ef728
6. 0x448b6f34cd5953cc84a3fd05504c458014e58e98ae30abdab8c320a49eccb366
7. 0x7537b7bf375fd5b8dd7c4852b7d564d0e030ddccab4555a44ecf243a57ac4a94
8. 0xd157d4e58f8487aeb5fd10c56bc25b1cfa1ef8ed01c478cd5b50348537b9d5ab
9. 0xf867ceef2caef1eaa1149818b88094909e692a76f546faed2297fa3389dc2e60
10. 0xfc7ad9afbbac97f76a35d3390edc7f653cd595dfe3cc2a6222f638c1f3a0c758
11. 0xae83773c274e2510d09849ea89d30d6342c0fcd8e2b9d4f69be4ef2a70ec48bc
12. 0x3b9fa510ea9315fdb1f69663279e291312bab8c2c0d958c0da2bd30894c945a4
13. 0x6959682af8334329ff865c5705b67dd969fc79c93745d2bb5b28573810cfc1f1
14. 0x44d08992eb52b7db0b3504ba234d634742d61c21889da1eb00242ce07e97334b
15. 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af