Evidence row 2720307

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/S3dKjf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bf0e5ab9-0652-4a5e-a584-13ad304ad3c7/.well-known/agent-card.json"
    ]
  ],
  "name": "Hirkibis",
  "owner_address": "0x85dc54f9aaafe686768fe2ac917d8a553beae1d7",
  "raw": {
    "agent_id": "207724",
    "agent_uri": "https://centralcity.ai/a/S3dKjf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hirkibis 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/S3dKjf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hirkibis",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bf0e5ab9-0652-4a5e-a584-13ad304ad3c7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/S3dKjf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:17:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hirkibis 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/S3dKjf"
}

What the leaf hashes

{"body":"3df01d4eac7e8ac9e4a10cdf864df3e7657f3f7a826d545be3572bc824b6a31b","id":2720307,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744267157583,"prev":2719562,"subject":"erc8004:5042:207724","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x55a84a93d28894b2394bb46f80fa440f9eca51ee15bd13f322a06eecd6e6df94
2. 0xbeba0564a448ed3ede64f3d0ecf975c05fcd87f1e66caf71f05c966934bf4eb8
3. 0xb4727a64951ef9811a9038e571c6c24524c2f2e44ada13a5430130addb7debe6
4. 0x220f17ab88687410701f12271eadb76af3ce660d8b7a26c4a0754e43c8e8a37f
5. 0x28539833dc827bf74aa5db4ea0a23bd5c712c2ca8ac67f19717494b09cdc8510
6. 0xdab27990f3c2905c3dab7f7070ad79a88fe96c44891e29868bef1125b516a792
7. 0x36e9d288148e778dc47e492aa59a2013eab003f86d0b73b0dd269835aaca548a
8. 0x46aaee78796c5def65d243850d78446635db9f119058cbafec291b7a4f5103b3
9. 0x57eabfb4f0d2c8c0bbb38b7ad6baa52445e3d8c7f95904c6ef5f117760e67fd2
10. 0xf7c268c9b85056088129c103b0611ae84c73c50e8e97a66fa454c933435d07c5
11. 0xcefa8031aa10a8ab894e99995022e05d754bb5a9aa7689370912d0b5ea1ded0b
12. 0x0fac9ee8ff23cf76ee996122a99c7b199af94dd0db3506b16e5b12c78c6559dc
13. 0x130f30e899bc8ce212e170bbaa25774f0c81fe70574c3d294e9d7dd39ef78bb6
14. 0xa0355815fb68405edba1fd1bafdab2a650279d2317deb0f4dba32a14a86d8ec4
15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7