Evidence row 2131178

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/lCWplu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/44689bb5-0540-4bcb-9d52-612900dc52c5/.well-known/agent-card.json"
    ]
  ],
  "name": "Biatabel",
  "owner_address": "0xb2b2e3b2a34c6d2bb6a9fa7c7757eae8a581c2ee",
  "raw": {
    "agent_id": "92913",
    "agent_uri": "https://centralcity.ai/a/lCWplu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biatabel 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/lCWplu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biatabel",
      "registrations": [
        {
          "agentId": 92913,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/44689bb5-0540-4bcb-9d52-612900dc52c5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/lCWplu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793621867,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:20:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biatabel 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/lCWplu"
}

What the leaf hashes

{"body":"6ae56aada677da5b3c81052c0e3582c4240edeb4d0444d244edf3a639f276d8a","id":2131178,"kind":"listing","method":"sync.erc8004/1","observed_us":1793622054384812,"prev":null,"subject":"erc8004:5042:92913","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. 0x5a198aa1e218cc7a435ab34250bc167405dc80a58281352085d384d287223139
2. 0x5eb2d394bab474754a8e9188ca91b4cd2bfb48fdf01e0a375f1dae8239bfb54f
3. 0xa8e26b66013a652c759186fdb7d54c35d63954a4b1702d7f739e1a426103a98c
4. 0x897b31ac88b7202ab95f9d34f4beb7096fb1886f8eeeccd5d86078c6beab5d1d
5. 0x92462e584f89087f93e55cba15d4164f7c9a799694024bf62922caaf076179fb
6. 0x869acbc58b556b7ee69c83493cb62747b8195a1a6ad522f5b4a1d04f08c807b2
7. 0x9b896f4029426b447971b98d67cc624ffdb729f2a075a3cf058866cc2bd4435c
8. 0xfb3327dd90eaa43aec725542987708fd42653cf49df4423418c7b18f352e2530
9. 0x80af805d1f6a9d9a5ca652c36826f27c9e2465c36750a442bd78c4bc4c3cd645
10. 0xc627ce694ce18fcf185e183ce35e4c7595b2146eff29644300e07b43ba101030
11. 0x9a7b1bbfa6979d86314592b523be63d06fccf30879ca28ed18e82b2848b95d87
12. 0x743965841c5bcd4dc40acce4c5cb3378e8799faf86f86cbff29c65f36826cd7e
13. 0x04a2764875935b38489e204384b26fce2bde25d67ea9c3bfa8dfb815f7d3928e
14. 0x463370b8390b2f93f44023fe6ce3fd4ebff0a7fecb7894dd4f82f8253ec8661f
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af