Evidence row 2528547

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/U1vsPY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/979a57e6-c0f7-4d9c-a45e-00714433e932/.well-known/agent-card.json"
    ]
  ],
  "name": "Bionsisto",
  "owner_address": "0x44ed0ba4882cfad607505c8590f37578e03ecf3a",
  "raw": {
    "agent_id": "159559",
    "agent_uri": "https://centralcity.ai/a/U1vsPY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bionsisto 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/U1vsPY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bionsisto",
      "registrations": [
        {
          "agentId": 159559,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/979a57e6-c0f7-4d9c-a45e-00714433e932/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/U1vsPY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793682217,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T05:04:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bionsisto 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/U1vsPY"
}

What the leaf hashes

{"body":"131a031dc64cb3978780a48b7e98d97d4bb0508065d292d4c15de024eb8d6a08","id":2528547,"kind":"listing","method":"sync.erc8004/1","observed_us":1793682282852078,"prev":null,"subject":"erc8004:5042:159559","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. 0x1e094d15e4d18e00883bca348d3c99684c76540bc5c6c9453b337f6e453b899e
2. 0x457200a277a94e2a9e0c78502ac90f4dab7b95be940a1e995139a596cf311544
3. 0x1a67b23046274319bee0b34e8f7f512b1c1ebeb98e8bebdbe60188bd46bb0b63
4. 0x5db1a1983c983f890b955e4ccf4dd4933037778ae82e86060d709e50bdd6d8e9
5. 0x0dd40bbae221185c6a2aa363c7a5db9640d83da04e08c2d579e12faae89f39c1
6. 0xc4e44dc701c9c3de59efe9b7c1118eb228add26c81678e77ad126d9d2445b66d
7. 0xfd2fa090e04cf595813ccf1211d6cb56eb4f077e002bccadba02f5b7bd2066c0
8. 0x8c73767cf7b4e877f982f50f72e01a9dec4de02f1e0e5fdd8a7beff29be30189
9. 0x8fe5a855a4230d2fa7311531fe2bf7cbc9cd493bb07b6fbcfc1cf5f7a6f3d90c
10. 0x49e3d087af6d00447767108cb934143f121a439f158eb97b72336499342fb79e
11. 0xca9dd5bf1cd10710e906f53139492c99154b85cc89baab37e26456f62c24cc03
12. 0x27c078023530e27afc297fc23d359762a6121591972df28f977fac90ff5a2ee1
13. 0x6e86e82cdce44ed1e6f3cb733b0697b7f61258b10df0cb5522eff763f46425bd
14. 0x6dc9a553a6358b650cccc8dd8d4ca7762f9e2a984ea8940a523e38c27bbc196c
15. 0x660d0877ad8a4ac2c72a53acfa0bbeb718138f84f8d3c34fe34565fd754e39e3
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7