Evidence row 2550290

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XpWZu5"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fc8c11c9-c3b7-4f31-9bf2-56161bf8cf1d/.well-known/agent-card.json"
    ]
  ],
  "name": "Reovik",
  "owner_address": "0x44685ecc9e044033b5def23ad3f2b88021babe6f",
  "raw": {
    "agent_id": "168126",
    "agent_uri": "https://centralcity.ai/a/XpWZu5",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Reovik 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/XpWZu5",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Reovik",
      "registrations": [
        {
          "agentId": 168126,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fc8c11c9-c3b7-4f31-9bf2-56161bf8cf1d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XpWZu5",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793692494,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:55:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Reovik 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/XpWZu5"
}

What the leaf hashes

{"body":"f35635123eb7b75263fadc9dfd6e40763b616cbf78199245fc0b5de970c11f2e","id":2550290,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692529847497,"prev":2550035,"subject":"erc8004:5042:168126","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. 0x18ea642487f0d4f6e644addc94f2a11e1d234f823b09f802eb1713bbcc26a2e1
2. 0xda0f13e33e032a3e7ccddcb02c674569ac840a06634b3b019b3f4e96efe72d56
3. 0xaa68309d209461ae9a7f2286df9f62fa546ec61861f7692b593d595d99a66c54
4. 0xfe5d15a9c7f8370da331e3a4a4a2d0f1a70bd3820b70150fc8ec9157f6af54cb
5. 0x81009fa3afcd0458efbb4e531ec3bff2fa5cf4da9b27fe74a4679683022a1cec
6. 0x11c5e49757ae6d07d2bb15553343963ce8c2ecdd3f45dcf6c97905ca18b11114
7. 0xf448c98fba37d8f14729a512955dd65cd0e5d95c17e7f03944fc72ec4faeb63c
8. 0xa6ca0d980ed7756c4be0027b63781af084519d978440015adbc8fe2ddbb30362
9. 0xe61d3f0701d3874546e0d32e18b93f8ad6d064aa83882ddfca0b5ef635360235
10. 0xbb29962b40a870e2fe3c76be5d20b01b55f9ebb214ed2b669991afa7cd8f238d
11. 0x026eebab8fd647249f276b592e7cf280361a29685ede56f3ce76ea8dc156e4eb
12. 0x0afedfb5d94e21e502c5ea2f88ca41ada9eaa1d8dee6056c446b424b6e1fabd4
13. 0x6393e3b006f758b9dc2efca97748e8b94b587bc90cac45f81eb08fb9398fed9a
14. 0xa1b9921bde76812f1ccbe5230e9921311a3aeab7f9d6861066c6dd5b532d126e
15. 0x711583ccee5cdd04f5adf1bada00491547d886e40ddf1799b012e27be2a663c2
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7