Evidence row 2192971

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": "0xaba581e8484b4001c3b10af7d0569488ad293354",
  "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 Base through Central City. Passport: centralcity.ai/a/kymQxW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brekero",
      "registrations": [],
      "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",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:36:55Z",
      "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 Base through Central City. Passport: centralcity.ai/a/kymQxW"
}

What the leaf hashes

{"body":"8c00effbebc5d38daf53b5c741a47592472732c397804eb473007d897bed6d53","id":2192971,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644615773811,"prev":null,"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. 0x65bb92c13dae4c34eef0df9427bc18e1141d585aa6f12a1a1167f07114076472
2. 0xe0b2cb5a703f8754aa5c5ef1d68e42cb2767211b2716c1d1b9b467f6af36e164
3. 0xc3965b3e8cf6f51d243d1faa69e36087691ee1de4358f6a2380d35fcf7379fa0
4. 0xd617877b3480e4298344fc436b24eedcd74b1369874f1b28bdbbb5674e089676
5. 0x538d5219a94200904380e05c65d11f03d5c7ee6023cdb0dd1b081764053fb8d8
6. 0xf36e7c4fd50709de73e5f04b8298cd6ab1293d06b376bd31478db21937dd6223
7. 0x5988fce3c01e944b37826a48b57b8d29afe194de6c8f79c6f16566fad5d65d5b
8. 0x0be4e8566a16ac5735a1d8e6d562c597db82a366f17921092645d06b26a790a0
9. 0x9b3ca085da5c10beef16d89b943cc717a413cb0c18fef008fb62bf31b04fe48d
10. 0x4636e28141d2fbd4ac281db86823f4e7cac2911e61cc736f534b671d5b01c785
11. 0x537130f563bf92654495b68976e1bf73af9e040b9cd4cf776e0b0c014f484d70
12. 0xc896eaae3056ce1ba9baca9b17e29ba832a897624bdd998bac108458e38c2648
13. 0xc1de5d78ad0d5e6c3608f4aebcde48975d4694ff02af180260cf7b52890d7af1
14. 0xfb5ea8fd7d0c463ff98fdc93228854845802421c0e3865536227edf756498fcd
15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af