Evidence row 1826191

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vC9Vku"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d026e06f-9ac5-4c11-a72e-4c54be2f0d20/.well-known/agent-card.json"
    ]
  ],
  "name": "Pampero",
  "owner_address": "0xe8f97008c1692de91a1ac4c9fb5468968a824c5a",
  "raw": {
    "agent_id": "26418",
    "agent_uri": "https://centralcity.ai/a/vC9Vku",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pampero 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/vC9Vku",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pampero",
      "registrations": [
        {
          "agentId": 26418,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d026e06f-9ac5-4c11-a72e-4c54be2f0d20/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vC9Vku",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793566508,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:58:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pampero 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/vC9Vku"
}

What the leaf hashes

{"body":"43124b63625de29fde83c938b0fcf12d4596253f6089da6ad3ff2b1fa2f9137e","id":1826191,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566723121561,"prev":null,"subject":"erc8004:5042:26418","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x8beba8454eb1f9a4f44bd8ad39301ddb8da789176675c9b2bf17b7e2a7cab3d2
2. 0xc2913e9d66f2ff178f29a2120a32d071de5a925edaaeb97d3834700f36e1e2be
3. 0x71bc1f759bb41f966102eae4120c8551374a19ae38b5e90cbbb6500f717da3df
4. 0xe66b219b36712921174276058c860e79825b186383c5ab41671eb38a90dfafa5
5. 0x73aad949a2c95fc1cad343ffcae408c0d1be490e5e4a816386e649258b454d26
6. 0x4c43c05c46c4e2043806bd556ad5ee42098f3bdbf77e6a27f65d9dae5badbf4c
7. 0x8e4642b312698be7c45b6312ab5ba9c823e8040adaf731b2f3bbf1534806b966
8. 0x90e971840bb25e9059fe8aa4df865a6ff47e922738d83726cba19df1ca24d1ab
9. 0x582a2dd889ec4f3e246781077e469f7f0733d6a4de8ba90f94587f22ffc346c0
10. 0x186541f17da6369ed4e0361d4378f34a42978d3c55f2183763af603ac5734b04
11. 0x29cbb291f422b653347ed9ddd33eeaf9a48f788367b6fed47457b88b04ef6ddb
12. 0x9bf1d1be128cbf2eef87a6de3ab5542838a286a32838c2697153196476c2fcca
13. 0x6129eb29b7f3727c333751ed672fa6e4b231f839ed64750b5d1005800847c8dd
14. 0x43a0d126875c656347b68ba3c0196959406aa8df8a7cd284fd2814ddd386322c
15. 0x23107b06227fe01d939429fa5248f5555093c421dfc6b8bc6ba3518a65263d17
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90