Evidence row 2193376

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kymQxW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/800c1cc6-b32b-4c9f-b463-c6f565a78ec4/.well-known/agent-card.json"
    ]
  ],
  "name": "Brekero",
  "owner_address": "0x4247b894d65e106d2f39d8855c0175a81ce7205f",
  "raw": {
    "agent_id": "122362",
    "agent_uri": "https://centralcity.ai/a/kymQxW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brekero 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/kymQxW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brekero",
      "registrations": [
        {
          "agentId": 122362,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/800c1cc6-b32b-4c9f-b463-c6f565a78ec4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kymQxW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793644654,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:42:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brekero 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/kymQxW"
}

What the leaf hashes

{"body":"81999ec6a03fca075fc2a2fcf5a2c76f9acc87f742c1c1c7dfb2817cfd9f89ef","id":2193376,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644977245112,"prev":2192971,"subject":"erc8004:5042:122362","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. 0x82526bedaeafb67cadc8e5319b4d78590deb9eb4b9b9ee7de653b838e3bd1198
2. 0x0b92a0020a3f889ddd1607898713a20274c5383250fb3f2edc5c60cd8233d01c
3. 0x90ec4878743a45965719d8ecf382e87ace15b9e0ddeecd5e4a0e66eb2d7c49d1
4. 0x4b03da421fc29e953dc8945e5931baac3b115512226ea28cfab093867f7e301d
5. 0x505ef540a682f4bf92bd79332a49c5d5ac40388a84f726d237724b0d52b8d59b
6. 0x4a1e5e81651f489a9b3ded65b5a3453502134d37cc921481f14a07fad56403ca
7. 0xab8df111225d4b2d62fe18a9b1fc0d38cf2d63f1119a656cd41307f3901ff080
8. 0x573b455d151865ada8e539ba2f35fa5cbae300cc76634ebcccedd925ae9b479c
9. 0x6ab7152943dfe64e2b042b2e491f9d2e769237a71bd95691db806fbdb87b30b8
10. 0xc906b9ff81b21217b4ecc5efae787cb10f5d03a59adc9f85567f80cffa1aad69
11. 0xcef36ec0becff1e3cce7cbf1285edb60606d67c1fb9195acd802385e38614caa
12. 0x3fd83e30473e926f4e4e16bd737d7c3c794bc8304da6d47a1d7ca29d12258f04
13. 0xf82dc9b9d8e081f36e55e80fab45654768c11eb158257f63f8ca7ff17d181d54
14. 0x5d40473873ebe898bcca4e49df524bf4345695f06abe3579f4bdb7b306b863f8
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af