Evidence row 2163501

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Pn8xCO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/16e77858-0fe3-426f-aece-a0d217a75211/.well-known/agent-card.json"
    ]
  ],
  "name": "Biarero88",
  "owner_address": "0x27a4fdcee50b60e025fb1d901ecdd9649296b561",
  "raw": {
    "agent_id": "107402",
    "agent_uri": "https://centralcity.ai/a/Pn8xCO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biarero88 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/Pn8xCO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biarero88",
      "registrations": [
        {
          "agentId": 107402,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/16e77858-0fe3-426f-aece-a0d217a75211/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Pn8xCO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632791,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:20:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biarero88 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/Pn8xCO"
}

What the leaf hashes

{"body":"d9d399bfa90ea8071416455d067e361d18a99ed79819db62dd7aeb7abb985def","id":2163501,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632849334537,"prev":null,"subject":"erc8004:5042:107402","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. 0x2e7a199e6ac84865f59a33a6b718ea0afee2398ea01a1337daf1017d32072cc0
2. 0xbf3d94d891b0085e9efa84841c5a1d53a9211f35258a9eddf462e24c9646fcc5
3. 0x3ca7f8551dd03694ee8c78197cbb2dc777d540764459140336a0e9b6f4adbf57
4. 0xa259ba47db019aa42120dbd6db9251c07a766347be7e5b82b2a82ebf1279b116
5. 0xcd5633e47df5e9c1f11bf5972c29b68012782980fd3b662a867060e00b72238e
6. 0x2528e3922aad1a97031c02a6fec469865b0641d4d6f19c095835e6704a1c57e3
7. 0x1d08cecb2a021cdf29a485386c99e64389be8c745e2ecd7b4e137a5052a3c8d4
8. 0x92f98e6879a8c8b74c5208ac73eb1644bfc715f6a03afbc0bb3d5655f03a1f8c
9. 0xc3368bd322535d69898f2574f37d632d81ace714149aebc0e11da9cf53fef7eb
10. 0x6623e510198d6996a478259073afb23fc5bf6880d01aa652867f79adfd254074
11. 0xe24a6c1708ae5167e88e2d01e0d5eed4eaaac23736fdc7b30192d6ac9ae9e781
12. 0xa39f479631c3d9f1120fe6d97a0b21058e85f7acd7b66ba73bd6582ec4dd0f36
13. 0xf1aa667ce80c3cfa851957b2154c374229551d079e3666ba4d1ea5e32bfbe79b
14. 0x037a66c2ea899586d58b52761f6b950a97cda22bb80294e40013ebea171a684f
15. 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af