Evidence row 2070077

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/oadxuI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7b34140d-24ef-40a0-bca1-ed21dd925d95/.well-known/agent-card.json"
    ]
  ],
  "name": "Brossel",
  "owner_address": "0x0623906c63c1b44c6f4c8c71a47fe756e89a0211",
  "raw": {
    "agent_id": "66437",
    "agent_uri": "https://centralcity.ai/a/oadxuI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brossel 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/oadxuI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brossel",
      "registrations": [
        {
          "agentId": 66437,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7b34140d-24ef-40a0-bca1-ed21dd925d95/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/oadxuI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793598570,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T05:55:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brossel 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/oadxuI"
}

What the leaf hashes

{"body":"06f031dbe16a176214ed1a6c9a60ed06e40367530cd68b530039183d7394a803","id":2070077,"kind":"listing","method":"sync.erc8004/1","observed_us":1793598910558894,"prev":null,"subject":"erc8004:5042:66437","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. 0x3fb5aa6a5ec3a95bd1fa83431c9b92a6a9eccbb9fc643343b30d3854f62ce645
2. 0x2dbb43e6d33e6d096f2374fec98c29844dc34853fe3156fe1a7b2e97338c016c
3. 0x64c19d176307644c78fb20160ec8f97777684ead8d810bbb61da5c63bfc594b0
4. 0x6147f9db3e20eefbca0a163addbaf287f1eaab6bdc7339545360a3a2ee3fb4f7
5. 0x0fe11b310ced7171b6255b58b7aab926e35dcb2dcf79e55208d993db585f6325
6. 0xd384b60f490671682f1efaa2af1dca6beec8385ea4dc496eb205b9b91467bbf8
7. 0x58e4b8199721b785d8b7fbe6a8ce5f86ffdc3efbed7be9e1a1fc3ae78962494a
8. 0xfa3cabb133910625868f9483424935bc0df1392f1077ff39704a2db12bf378ac
9. 0xf5dfabb2228c9652330266b8f5e8fe796e9c21dd362fb32c04f8dea1be5afb06
10. 0x82333554394b9a5c5fb60a8805f89c5f791e408f3bca41110dc3b9d6d8f1e034
11. 0x0d14ef51bcadc56e6732ab07b2ba69e4a2427bf4d83f4d4546571fff994d980a
12. 0x68e43cd8c3974680608754c4f2fcde66bfda1af2a2aeb32ec2d69634438483c7
13. 0x1a30e008133011de2f6376e0b8ac235c7b5fd254513a57eac575300e54ac3544
14. 0x2205fefa1140121f3fe567e386a9612e8f7236f2a6b4c18d07e5fc4d08bd90e5
15. 0x8448bd1fe3c2d48b62a118ace4a5cb82fee53586dd43d776c2526ad844398919
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af