Evidence row 1771279

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/AciLvq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/eefd60e6-5c42-45b8-8ed5-80c22fda1d2f/.well-known/agent-card.json"
    ]
  ],
  "name": "Britino",
  "owner_address": "0xfb9ae6b1b7d0f8263ea246d694f2d8cd8913b7d9",
  "raw": {
    "agent_id": "7341",
    "agent_uri": "https://centralcity.ai/a/AciLvq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Britino 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/AciLvq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Britino",
      "registrations": [
        {
          "agentId": 7341,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/eefd60e6-5c42-45b8-8ed5-80c22fda1d2f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/AciLvq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793547078,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T15:31:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Britino 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/AciLvq"
}

What the leaf hashes

{"body":"f2f36ddaf7a3701c59b04a9b63b1ec94b5c52bd753cc40cd27304212e21097c9","id":1771279,"kind":"listing","method":"sync.erc8004/1","observed_us":1793547098516304,"prev":null,"subject":"erc8004:5042:7341","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. 0xc8a7128fcb4475c8bf3cf633e51160406b4d952e8c5a62187374459f6dca1ad9
2. 0x9a007d6d3fd63d5fd622c739dc8465efb0b9397107b14c4896222f00ef635494
3. 0x25c784a94ee5a9caf8fedc4618a5e100b2e3bff48b41ee84db33151b732449e8
4. 0xfaccb80b2ba2c3ba53e9747f4657509ff7617197c5859847ac3aaffcce69f7fc
5. 0xe93d7d38cb3a5fe1ecc9534f78bd60e64c206ff806c5996fdb7bb664f446f044
6. 0x8b1cf5368cebbb1f439e2cd79ed904c118cb2062ab1f398e4162855e429d0ab9
7. 0xff95cacd2fe3ebf1acb7f29ebdc12fe5c0104aa2f1f97bd34f558ad52463689d
8. 0x99f72e8148dad1d0a87b47652c0c92ecfd5821ce9f64b97f917b81629a8eda43
9. 0xe2328af0c289e91b4e90a0450bb9b2c4eb53d660e17cbb07f6ca0055822ce55e
10. 0xe21fd83ec61e99814c99f5f5d92be7af16aa344fb2406ad41123bfc8183ff58b
11. 0xa64a0fff308f2d8a2b2ec9233f63e875f6e71e2908f9610956be4e6829b7e2c9
12. 0xbd69c1daba6ad48bd11883f69e02314022c981418d1c63479881d23615a3a7a5
13. 0xe14f0d8e2b9967bfb142a635a58f2d35462fc1282dcc137d3d835cfd908c00b2
14. 0x5da52d6bfc8f88d79ebced4b6bebec468f5c2d8a21c193d44e901c7a6ce7941e
15. 0x537331ef190eaefb4419f2a4558b952aaf9435d759df0b0c118b7df609ec1687
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90