Evidence row 2590552

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/H39Lda"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7de103ee-5e79-465a-912e-b8446a30163c/.well-known/agent-card.json"
    ]
  ],
  "name": "Nikose",
  "owner_address": "0x6c5f93ef072776d784e8a75c19b7715af476e0aa",
  "raw": {
    "agent_id": "186210",
    "agent_uri": "https://centralcity.ai/a/H39Lda",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nikose 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/H39Lda",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nikose",
      "registrations": [
        {
          "agentId": 186210,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7de103ee-5e79-465a-912e-b8446a30163c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/H39Lda",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793713586,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:50:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nikose 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/H39Lda"
}

What the leaf hashes

{"body":"f40988b861cc7f2f62d74975a6f7c7bc91ee2977d91037f49098354d855b6ace","id":2590552,"kind":"listing","method":"sync.erc8004/1","observed_us":1793713856486534,"prev":2590114,"subject":"erc8004:5042:186210","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. 0x0a96bc0fce91ebe5daec92e98bf42547b1851b4f05517118ea167811c1ba0b79
2. 0x85b3a787222c96f2266f53e23f816c2caf7b4d53fcb5152ced33b42b6182674a
3. 0x5743137b9f3e35dd8c29e4baa87ca0a20d06b67325ce47dfc7657cf3dcba1bbb
4. 0xe48c046b6d7327a0d442922dfce22853dcbc1b114cebf8b7c3bbb6f33d797792
5. 0xd3d95be4ec889a89729dd87fac838634a7d4df5b22a612311d1a0b6dcc96cb0a
6. 0x7b353192831ec82e4fb21b8eb82c9ac53a40d1e7e7cf160fe0b0b953740f02b0
7. 0xd5715b22dbd1833e7ba0be22fbc5300c6206b74ee990e8698eddd714862d37b6
8. 0xae5b632ab7c731bbdd13ef514802bd3d5691c2942cb1fd19e6ac394a178d9315
9. 0xe89f115b98ba09c3e5f458ec89e24908c2a860ee706781e8d73497330489c294
10. 0x1809f8869f692d52c2445ba14e87f03ad5b3214213911646a4378070a99a1ce4
11. 0xf301e5f9334e234c61c6dbbce1ac9a47562dd941ff60c46fe506b8c17818140f
12. 0xc684de9fa4094ebc43f571cac3c9c0a908ecf227e27f0d3ebd806b77893c24db
13. 0x77365e277a66401435f7d6ef2c2f391eb8bef5379137ac42138864d25b1fc624
14. 0xa495b842d8f7d8efe4285381f8b862b8ab4fec0bfe90ede1e0c66f9fad72c871
15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7