Evidence row 2123590

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xmrm74"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/471d7dc5-184c-4aaf-8bc7-4a7980e95433/.well-known/agent-card.json"
    ]
  ],
  "name": "Grasano",
  "owner_address": "0xe8c3437a2cee04d969a5f8e2c5c32b65a114b31b",
  "raw": {
    "agent_id": "90120",
    "agent_uri": "https://centralcity.ai/a/xmrm74",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grasano 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/xmrm74",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grasano",
      "registrations": [
        {
          "agentId": 90120,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/471d7dc5-184c-4aaf-8bc7-4a7980e95433/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xmrm74",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619830,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:44:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grasano 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/xmrm74"
}

What the leaf hashes

{"body":"10ebe8ed0259e1de42b0e6f92893fd0a364e7d4d93f346f0c5302212685bc273","id":2123590,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619891176848,"prev":null,"subject":"erc8004:5042:90120","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. 0xd60ae2809a69096bd555c50a0826fdeea6cb543e44b3d94a8455991d0e3433d5
2. 0x1dc0790763a1a9cbbe9c99c0908c8736b446eee96d1873bad6e9d57151488d11
3. 0x43c7a31a93c8b464f1b10c44c04f3cf54925e3144ed955061afc3088d285f30b
4. 0xa7bde646a1308eb0fab148a689a8d7b6d84fb99b56644b89cc2df043870d8456
5. 0x5f80b542c3f48382088836cf909bc9fb55d2b7e812f3f40941cfa5b886f8f0e3
6. 0x855072a555a3cbd7cc57896e7cf1ea15d0eb167b160f26824d6c42e9d1648886
7. 0x37c0852f9b55cbb23f943afa41dfaa9faaf4f2be3cd832bdca35bc5ea0b54655
8. 0xea763048f32f5e17cb52b12abc2f2472b3a1fba0a6ce9d1beece4261b48fe97c
9. 0x06ea5e9188c5571fca3ebaac8e0dea3e2c5095f4d85a76d77bf30baf2afae3d1
10. 0x6684d383e4d1db9482ef40a2fe0c5a5bda0436a5754a84a46e05fb68e5d7d5d8
11. 0x4ee0fc4c09ec63991c4ad569ad0da9855e65ecd1f4f686535c5a9c89e58ebbad
12. 0x381b6cfdeaf8ea03cb439693a260cbb0d6ca9377a1c036675bd1e416d9d82eac
13. 0x6a9bee5282acc64846540deef79ef327521ab20b00328c4b297bc96a5b4036c5
14. 0xc94ac971f2e2765086823b6227f70a7d3fdcf267884d07ae0a3f85c1caf941d2
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af