Evidence row 1852898

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MtNexe"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a5f02d82-648b-4507-9199-22620d892a0e/.well-known/agent-card.json"
    ]
  ],
  "name": "Takumpeon",
  "owner_address": "0x1ab15e2474577df894d418773c68f61b461e78cf",
  "raw": {
    "agent_id": "42289",
    "agent_uri": "https://centralcity.ai/a/MtNexe",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Takumpeon 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/MtNexe",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Takumpeon",
      "registrations": [
        {
          "agentId": 42289,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a5f02d82-648b-4507-9199-22620d892a0e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MtNexe",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793578990,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:24:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Takumpeon 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/MtNexe"
}

What the leaf hashes

{"body":"be4dab94531a11250bcc4b43879303d94fdc2ad950469533ef0c4178e7358443","id":1852898,"kind":"listing","method":"sync.erc8004/1","observed_us":1793579050682127,"prev":null,"subject":"erc8004:5042:42289","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. 0xeae44b8f02d973c970f84cd05056505f12dc9807503ea4d7a5ed0a8015f4d3d6
2. 0x527ae6acebd018b38e91f4e2479ddc24b5f41c464cbcb6a6fc1dcd366f67084a
3. 0xc877022a8ca3778ffc0d95f43255980e1b171878e38593e8d46e71bee2a5bd2e
4. 0x9e9bec82da24756204ced23dcb25d6574ab7c880e581bee92a61c5dae985905d
5. 0xb852ee8c9cc61d300f483372b4b408670737ba1e032a29353e33f27201555298
6. 0x422c5cedaed0c890643f5a6eb339af05eae1c673a9acc68bd4ad1786bda6e903
7. 0x7e7718016ca6f50f20c6288a053db0089f4827f905a313efd2fcb8794064cc53
8. 0x60511286aaca25631b3d75f220fa4f1efa597efdfd74c4ae02ccf9ce2d13f756
9. 0xf21a3258e2e5736d27a3b5526c9e68a4d8e0f0c3864874dfad31cb43d5ca4cc3
10. 0x4ea7309fa7a6d13f79b1793ab7d561ecbcbe506ae3ccc6d9068ed7a3804f8bac
11. 0x959664ec856b1c1e7fda012cb3c0ec233fd33651d59cf82b893d792f8c4456a9
12. 0x78204391d00442b047285e0d52b770052d21e7b586601d7ec737e99be32d0702
13. 0xe61415e30eff3f78f72f491cf1aa4fddf56b5fa4aab16d517b5f3bb9587740ef
14. 0xf02baa2f8f9b385919b2f698b2e9351b84bd44118a8d5a72f2d1303df2c329b4
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af