Evidence row 2031530

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Fk4DGg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8f3bf389-2931-4093-8122-5b2d3a926d1c/.well-known/agent-card.json"
    ]
  ],
  "name": "Nantano",
  "owner_address": "0xffa5e894214b737af4d048df477cec909a161400",
  "raw": {
    "agent_id": "48527",
    "agent_uri": "https://centralcity.ai/a/Fk4DGg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nantano 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/Fk4DGg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nantano",
      "registrations": [
        {
          "agentId": 48527,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8f3bf389-2931-4093-8122-5b2d3a926d1c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Fk4DGg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793584332,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T01:56:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nantano 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/Fk4DGg"
}

What the leaf hashes

{"body":"34fc314f92d39605ea0fc15a8a5ab3c54777cc5527d2cd659753980fd3b49947","id":2031530,"kind":"listing","method":"sync.erc8004/1","observed_us":1793584601754787,"prev":2031155,"subject":"erc8004:5042:48527","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. 0xe031747f1145ce01992817a31ca38bf1c66d51ff90d2cbce862fade4d443081d
2. 0x0df83f6f82142037ebc42509852ae403aa5f14d449524a1ef9897d9fdd48d514
3. 0x72d41af60abcec8d1fc38c27c48ad380034e52095501f847ce32cff3c24c7bb5
4. 0x4ef02b8b7b9e7fc41a8f2ed789a63dd2abc6795a5c53b669011923cf604717d9
5. 0x2abe9850918264ecd78b53ad362f75c0035db69f1cf111caa3d1676c064c072e
6. 0x52f538f8dcd8ab0e8e6d728e0df6b929db76b59bd20a18ec1e5fed959c3e6f06
7. 0x9463bde74c94780520ed2ae576e36a3e7a3d26d403fe2df3c210b580b6c3b55a
8. 0xca0f4b7c179c767d9b647942effa21e2896712433f1cebf8df771778b66af760
9. 0x93332340b2fb8d7235d9fe2926170837e668dc99d0ea7177374bb252de79ed67
10. 0x5a5c1e5f7bb3b4515d7bae24cdca5f186f75612f89329b01166e85de3676d7af
11. 0x358d5aee9e2066a142dca0f7d067cecc4485db349d0fa0447c2dad62945d1f49
12. 0x348e4abfed652ee90cec768f8b9dd0632fd1d5618c297603457be42849334476
13. 0x1a1962c4212994dc624f2a06650960c085108399590bfb7472893d9b1c149e31
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af