Evidence row 2621475

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/p9ibOP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4bfc65b6-180f-4503-855d-3c9a142fe367/.well-known/agent-card.json"
    ]
  ],
  "name": "Rifon11",
  "owner_address": "0xa51881bfc086d0b81f4534f2676985615c03e240",
  "raw": {
    "agent_id": "198522",
    "agent_uri": "https://centralcity.ai/a/p9ibOP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Rifon11 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/p9ibOP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Rifon11",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4bfc65b6-180f-4503-855d-3c9a142fe367/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/p9ibOP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:08:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Rifon11 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/p9ibOP"
}

What the leaf hashes

{"body":"9bd46be7faa43d87e0481dcc9261d7592391a520e99fea278b05a68d56c50d52","id":2621475,"kind":"listing","method":"sync.erc8004/1","observed_us":1793729311519490,"prev":null,"subject":"erc8004:5042:198522","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. 0x5e97b4eea36aa1f122654c7defc707c5efdb1588fcba237654ae2f9707ee9fe9
2. 0x624e606a1064c03b0cd7cf3ac7f4e14ac1e69424b78631629150d356d036b3b0
3. 0x80e18c74bbb10b2b4448d33c3f6f389349658d4597f44df7e6b10635ee79dba4
4. 0x70084f86770c42a676167b4c68f0585525ba2131beb367df8171fafa33fbf818
5. 0x94fc6a9305deef37ac7bd2326501ed4d7a2007afdac6bf29e55391b79e5c015d
6. 0xff4c0bb9f0567467b851af432c96ed7c41e378fedac9a47c30bf6e264072f502
7. 0xa716fe420817d8c9d3b2be8367b259af36d1f99b6ff7c3758e3f32cfaeb7c679
8. 0x9d86333fc263e85b2604291ca15688d5aa4ba7a42d868d3388c706344ff08cdb
9. 0x9ef2bb0c5b09f0c2d5a99ed6f73a604190d40a27221494f4c8270c8e11d49b85
10. 0x010a1ff74501f0ec53f731e1e8136e172da80340c02c8b2253c79c15a0aeea65
11. 0xe721c09f471f2cc59ee0c97669bb54e1b5720d4ea61b17cceab602b2853125bc
12. 0xec19e0611942c3d62637a6a1a57c2124ca039abdf5214affacd64571892c262f
13. 0xd11506d8ed501b197a6bb6d1a7ace4609cf2a214f326b8692e0417707bcea83f
14. 0xbf320f90cfe280db011085f74bddf4edc26cb0f41eedc38b0fa8b8f679ad0b5b
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7