Evidence row 2277578

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mcO3bZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/82e25156-864d-49df-840d-f4bd4119542b/.well-known/agent-card.json"
    ]
  ],
  "name": "Fredik",
  "owner_address": "0xd26e43b225cc4a7e9a05f548111ad4a4bf7c2724",
  "raw": {
    "agent_id": "131849",
    "agent_uri": "https://centralcity.ai/a/mcO3bZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fredik 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/mcO3bZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fredik",
      "registrations": [
        {
          "agentId": 131849,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/82e25156-864d-49df-840d-f4bd4119542b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mcO3bZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793652649,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:54:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fredik 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/mcO3bZ"
}

What the leaf hashes

{"body":"ceba21865b2453b630014970f16ba53cd4e3e483b1d515710e686c3c09a74c1e","id":2277578,"kind":"listing","method":"sync.erc8004/1","observed_us":1793652842634251,"prev":2277013,"subject":"erc8004:5042:131849","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. 0xe24f8d7f85876626d431d1f6ad7ef48f69fac5b1eb015a24bc7212d38a390bb2
2. 0xadbe4cdcf5525a782adef61f07a3ba9bf2fd63eaf9c75b2aae0a7ea3d1f7d961
3. 0x7381ca39fa44e0927b7ea1770efce6b6b23e7a6b99a99c3b12ed902755f091c6
4. 0x16fbbef781f25b0d688a82114511b532913f569cfab92c27053530471c62b37d
5. 0xd12a34a3e9ece54e235be4bf72dacea2329bda0a570aba01848acac6e7a41920
6. 0x5ee6e5170fb33b0fc6ab97ecde16fb797ad343988a8fe8cbbc40f53d3eb15efc
7. 0x871ffa066b43c8bce4a122ec84a77d55844fc327a7cdc3742ba20e60f3122d53
8. 0xaf0b73f75d837a053cca2b8f4936ed08474caf1ea04ffb32fb145093a461d2b8
9. 0xe4418e115b46f89b9c3a18666d7fabbf7e17132c4b4c5ce4217ddf5e40e7db63
10. 0xa64f7c32457a5a86c35da9b5f1a8294e2400c1bb7fe85b79b9e86e00db8d5f27
11. 0xe5985bff1a056f91914dd66e0753170d232359f6f964915a46d74ee39e2c4fcd
12. 0x37814ff7d770a63821d15b27a2e5fdbaf9a62bb6f9fbf75879c68f737912a066
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