Evidence row 1849320

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tFmwsT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f2942461-50b6-44bd-956e-501cf2aca52e/.well-known/agent-card.json"
    ]
  ],
  "name": "Briokus",
  "owner_address": "0xd0f086bb1b70b055e588601a0bb3adb45e7f0436",
  "raw": {
    "agent_id": "40173",
    "agent_uri": "https://centralcity.ai/a/tFmwsT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briokus 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/tFmwsT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briokus",
      "registrations": [
        {
          "agentId": 40173,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f2942461-50b6-44bd-956e-501cf2aca52e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tFmwsT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793577352,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:00:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briokus 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/tFmwsT"
}

What the leaf hashes

{"body":"18fbaee096dc487a94baa48fc597b590e7c2cdd05d5dc939f85c52be5408e7fc","id":1849320,"kind":"listing","method":"sync.erc8004/1","observed_us":1793577651562566,"prev":null,"subject":"erc8004:5042:40173","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. 0xcec233d404d0789591a9e6cbe8872c0d5ef64cb931ae380c78634d6b90a2850a
2. 0x15d3b1c93380b47cf88765d633177921de006b692d201c31811f6ed05adcd663
3. 0x453b9cb0ebd2de10a7a853598c9ea04ab65ad4c1b48f040d7b281464309a7585
4. 0xfbee87ac6b6b2ed2a1ae224040e18e8456d3086270a82b57392ae16c47b4e106
5. 0x21864097e3cb24cfa271763f7b4344cbb29a04a2dd65a9820d96425462603007
6. 0x0a6ea0e660b5527de9cfb2e209a79cab183010d471ffc585ece5076d3424fe3d
7. 0x7f2f4aa0d3a59c70560dea29c6779eebd5df129af07ed4636d4624f49143c0bb
8. 0x11659e05e18d41f052f7f791a4130be373fd987b9f92662c212e18eb33315fb6
9. 0x6155a6922e87d3d08b663c660ad92d87d10c758a3d67d38ac4f2430d6675e7d7
10. 0x187e44903593a2c41f35082912cabe349fe586ed221be833926f7848e2892c68
11. 0xa638fee3835c8f9de32af3f4feb7834af9a8c9a6452f0b5118b8258f4545fee3
12. 0xdd70b02ace47c3d130058a43d9d07b1c248c91e80e9c82aa580d25929a652bb8
13. 0x072f2f6577fd7448e35dd54b73d821e24c8d625a3295181aa05e7da8bcdbf170
14. 0x4f21464039902a4044b17c93873adb5a93eecc8e977b4e039acb8cd5f4210b4b
15. 0x5b456020389d8e0ef67f16a492c600b5b88189e59398bba308734db7e873e7e4
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af