Evidence row 2562520

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1w5o74"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6ca03088-8f9e-4276-9623-8738891c9925/.well-known/agent-card.json"
    ]
  ],
  "name": "Greinson",
  "owner_address": "0x00360f63ce33e991e049772b706df3d97621216d",
  "raw": {
    "agent_id": "174780",
    "agent_uri": "https://centralcity.ai/a/1w5o74",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Greinson 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/1w5o74",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Greinson",
      "registrations": [
        {
          "agentId": 174780,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6ca03088-8f9e-4276-9623-8738891c9925/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1w5o74",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793699931,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:59:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Greinson 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/1w5o74"
}

What the leaf hashes

{"body":"1b440c9aa83f094cbb5d62acbefc69418adaa5f357bfcfdd1557ad3a38d15a8b","id":2562520,"kind":"listing","method":"sync.erc8004/1","observed_us":1793699968919495,"prev":null,"subject":"erc8004:5042:174780","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. 0x1c30ba8c5ffe1e23ccabb2c3b425eb4368514e283e04ae2419c5e17d740720ba
2. 0x834a46692897bb65a5cc7ce3993de49c402884f0ac0320456b65dca2ebc3a83b
3. 0xebc68f6be8bdead0e1e1b37f68e876255b7af0e4217dbce7736b91458c5141a0
4. 0x459882169cd7275816f8b3758bdf98b72d0fb1243038889d22830c49032fcacf
5. 0xce74878783b99f77d4fcb20d22bde9cd296f7975f56f30f0f620649d08770e1d
6. 0x0b9fa1c887248c2a17da63a81895bf2e48f44d948eb834f824cf79a936bb2527
7. 0x61b698da35a93925f081ddfc11becd5d4afe6e94ed37829eb709945c3910afba
8. 0xa789417df7cfc6d3235dc6b22cbca56c044b1bff72b7985f988aba7d4dcfcc9c
9. 0x2dc61c3abe0e26cd2798f194a9792cb8a05bf0036faede90689c4105ccb2c994
10. 0xe5abc28f62610ab67efa0bb6dfbe014898cd4f633d9f1b131cc7ff363f9749d6
11. 0xeaa79124c4a6874c954bcde4c40078ddf2a7f12ebd1c73efca1d768e708ebf6d
12. 0x6b51ba3151c36a2a5cd02b4805d1e9524e4dbd3c3577432a05e771f883bfc254
13. 0xa865c151caf5b808863a56eafe459ed6980ba5c059246ed92e8d9688c9ef7fe7
14. 0xa1b9921bde76812f1ccbe5230e9921311a3aeab7f9d6861066c6dd5b532d126e
15. 0x711583ccee5cdd04f5adf1bada00491547d886e40ddf1799b012e27be2a663c2
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7