Evidence row 2521797

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/iCYuNL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5539ba1b-2068-423d-b101-0cb38c911b2c/.well-known/agent-card.json"
    ]
  ],
  "name": "Holleon",
  "owner_address": "0xaddf472ecb033fa6af8d854555955718aaafeada",
  "raw": {
    "agent_id": "157257",
    "agent_uri": "https://centralcity.ai/a/iCYuNL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Holleon 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/iCYuNL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Holleon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5539ba1b-2068-423d-b101-0cb38c911b2c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/iCYuNL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:19:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Holleon 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/iCYuNL"
}

What the leaf hashes

{"body":"dcc29722920b467032407d94f16c8e9b60d5be467d6acdd96e117c7293c29642","id":2521797,"kind":"listing","method":"sync.erc8004/1","observed_us":1793679576360533,"prev":null,"subject":"erc8004:5042:157257","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. 0x5b98c852ecfddbd5a6691256f4ece1391fdc12a922857abc18745b9a3cdd72f8
2. 0x407c1449b2dcbac34d37c48f1ef46da978751ba7f6ab6b2abd7c4f4054347b9c
3. 0x9c4b31440180c620daad61dbd11eb2f319ffeaceb3824dc4941e9fc49258eae0
4. 0x8391879f373ba7bb8fb723ffc7cc6be2700c688baf5af20992d7f187445e0bdc
5. 0xab3eaec6176ad0775cb86f92d2af0192689083d1a3b6911b8d9a6433065ae891
6. 0x1fd8970684b893896b1e01e0f50291176ec75892f9d1a97084c7a575d8e0e1d1
7. 0xef6db2384155d0fb0a7e82914ccb47c4e79662df5bf074fcd7b832a1c71ca06f
8. 0x28e68437550235de3d0e6a2590f821b6a6db2911fdd1d98e18db5dac599950a9
9. 0xf3a895f8234a2721fc406d49ff48158f6943221b8193e0bdad052fb4d9dd46f5
10. 0xba4622b6f257824e43e1f227d07ca1147c91f7206bc7907e1685c2a187ef42ea
11. 0x77b8c57b10032c7082d1d53eff995ac3a7738fe1f70a9eac099adeb99ebd005c
12. 0xeba477ec9dcd3e2896a40dfa054e1d6f277259e41f43119e0870448cdc37228e
13. 0xcf11475fb1d88adbcfc7a6c6c088c0d1cc115e211d125d8b50181219cb4beecc
14. 0x1fc4191e8f35bfa53de7e0451b776edb79a6c6dcdf333b4de5afdb414a516e3f
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7