Evidence row 2150130

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QGJOQV"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/484c7bb8-6531-4401-8bd5-b89e9c93c78a/.well-known/agent-card.json"
    ]
  ],
  "name": "Sempa4",
  "owner_address": "0xb198e98ee32ed7ab5e28535dae4b1e54de4e3d9f",
  "raw": {
    "agent_id": "100927",
    "agent_uri": "https://centralcity.ai/a/QGJOQV",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sempa4 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/QGJOQV",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sempa4",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/484c7bb8-6531-4401-8bd5-b89e9c93c78a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QGJOQV",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:57:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sempa4 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/QGJOQV"
}

What the leaf hashes

{"body":"1afe5aafad69de6119b8a36c97f3627f0e4ee4ebb830126f4558943dca7b84ce","id":2150130,"kind":"listing","method":"sync.erc8004/1","observed_us":1793627840442312,"prev":null,"subject":"erc8004:5042:100927","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. 0x6c8518030e13d3c0fc112a048520e35d532cc4d32f205b66284a3be35e869d68
2. 0xaa489ea9d198028fec499b39ec825264859f13b12cbc77d8499dea5f46e2cd18
3. 0x4220abdc31d6e609515fb4e7cdd630e16e7c59b74d1c50605c87f325d96d1301
4. 0xbb2b2f570576169e8309b3ac171b9c82a70a23386182f9ef20e1f8ea53158ab4
5. 0xb8e383ce37eb1399c1b3ee3e137340d9d3befb80203b2e174f5a0a705def5cc4
6. 0x090b9a721e6e8d4d57e6aabc8bee59ae65470960149c54954179d4cd43dbdd6f
7. 0x865af5fbf71683dcb5cc3fe1822ebd901812561535f16135fb3638c2680d18bb
8. 0xd77130b537c216b3afcb0af9e9f57f25bbd6e443cc47f31cb5828bab60ed65f5
9. 0xf44a44bbb1436f4087256b12ba317abe48f1842acf24f914e71e5df3bd4979fa
10. 0xa30b6667817d433d4f8487f662ce88fec6c4396c567fa539ec74af1bc41c62bf
11. 0x27164f3021a6e3e59e579750a4a17d8f056afbb23bc61fdc515520dedd12588c
12. 0x422f88961d8ed7b66081255345c1b55753a868cd54db340a891b83237f704da4
13. 0x9e9a25a642137f47c2c84b5e744fe2a673304740cc0eb165018b100bc5cbaf0c
14. 0xb903742c059190ddedc375958f73db84c3806732f1e54330407245d4734015f5
15. 0x2cdc73dde4ed839d7482b6b91833e64bef56c7626db8439f3bbdfcffd2ae32a3
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af