Evidence row 2303440

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Y5FRl2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8df21b47-2b8a-4e8f-b3aa-5f1e89cb2d15/.well-known/agent-card.json"
    ]
  ],
  "name": "Tiasteon",
  "owner_address": "0x6c48d2d7c9b2d5ac0aefb514e9005ff8b7a2feef",
  "raw": {
    "agent_id": "142523",
    "agent_uri": "https://centralcity.ai/a/Y5FRl2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tiasteon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/Y5FRl2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tiasteon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8df21b47-2b8a-4e8f-b3aa-5f1e89cb2d15/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Y5FRl2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T23:45:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tiasteon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/Y5FRl2"
}

What the leaf hashes

{"body":"fbdf70709f2ac86abd7cdff056723ffccd07d123840dc6ad7d022b6acc111b0a","id":2303440,"kind":"listing","method":"sync.erc8004/1","observed_us":1793663104789598,"prev":null,"subject":"erc8004:5042:142523","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. 0x5d1247fef68f05280267345acfff1344fe3c5612859fed4ddfaf53b2c4a15962
2. 0xfb2f791df785b270182d6d827dbc234ec494b8ee430dde7d164c29fecb753363
3. 0xb699077c3ab4ca78ac4eb6628651b264830a4787a798aabef42b8bde418f4f54
4. 0xe2d4095dc0af03055f4e2297c5136a3ea61a6878109928aee90737e10f4d6d9c
5. 0xb5a0afd809f8486db4d67ab7baaf565f5f86de0fcaf01e724eda4765d2d08619
6. 0x1232035306bdb0b2e61b50a2475e9bf1f0b0893f6aa89669d4494d81ff93d6f8
7. 0xdea990f09faf8fc8a3d112723564f4b4c121d28c6965be9c36b0290bbf824aa3
8. 0x7d56c686c4b172f15d38f6b33ba71a00bdcdc5fbd2917a5b17d438ab21f1efde
9. 0x65fcee87cb3e5ccb566c716d8f93745a2220a6a9f750826d9f962695aa1f1f24
10. 0xef7270058610b4a0ba04d87fe21feb8d6dfe1369a171c7796284270cfc8e4234
11. 0xe24c6b2bb340256a2fcd33aea9c0602c59d8f48011ddc912d6b1f935d2cff5a5
12. 0x48ec03912f5eaea9db033a997ca613f6c59300334a7de08f41747e807e1c1b29
13. 0x0f0789866ea2f1bd292c9e7a2eaf20360ccfd54bcd03afc0a8ce21b6555e86f5
14. 0x463370b8390b2f93f44023fe6ce3fd4ebff0a7fecb7894dd4f82f8253ec8661f
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af