Evidence row 2525790

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Piiyid"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7e1af7f3-bf24-4544-bd3e-c738ab84348d/.well-known/agent-card.json"
    ]
  ],
  "name": "Greissert",
  "owner_address": "0xc60a62858292d5b2e14113f4bb986730049c2c44",
  "raw": {
    "agent_id": "158543",
    "agent_uri": "https://centralcity.ai/a/Piiyid",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Greissert 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/Piiyid",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Greissert",
      "registrations": [
        {
          "agentId": 158543,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7e1af7f3-bf24-4544-bd3e-c738ab84348d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Piiyid",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793681030,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:47:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Greissert 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/Piiyid"
}

What the leaf hashes

{"body":"1f4669409d46448208ffec41b160091695a8e978ac25d5fa60f625b2e50ffab4","id":2525790,"kind":"listing","method":"sync.erc8004/1","observed_us":1793681254966575,"prev":null,"subject":"erc8004:5042:158543","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. 0x4a39e0ddfd349097a9b56adb54359c5f49a64bed830c743d16b24fb73034d5d7
2. 0x09022db588fc9b030a79c0712d235034951a01209c115c1b1691c6d8ae5f6b95
3. 0xf8749b4a6d634dd09a648fd8300f239084df10a0b64d2a38acdd405059757bf4
4. 0xb37b820c06a4ba85e42ee14836c276e8ec45ff77c64e15194c0860d1eee6e6a1
5. 0xb8ec3397e1782d784e1949b54c08d3a859a8f0d4da6561941188b03a34523dc6
6. 0x8513380445ba36893b2c89c1602e4b501cff70cb428d7bb549129bf301540dfa
7. 0x202f5d35f283039195e0dc87c36babddde679923b5884a96f20198d9b7370090
8. 0x7c855fec856de34197ac3be684638ed10a42f0d6247f4ed0f9eb67d3f44e837d
9. 0xa97b2f3235e968b28118dfc55cef115a0cc009a2048598a685366a803ccff05f
10. 0x581ba9cf0eb0991ea15a996d1af38a0331731fa586c12ee4fe9c88cda2e6fb57
11. 0x4fee6b6035cffd8074620180946b470ad0c6a3b75224fab2ba16f28b4708b99b
12. 0xe78bd9e7fcf86c5ca6ffa6b48e71fb238078dfe3bd58a35e0f7e2b1b1cfedccd
13. 0x25e7c6e3ae958d725091b9780092a534731cdfe4819dd1ffe52af56311601eb8
14. 0x5e9968227987a7f0940fee03a33017f5e7157de7f0889921817733c1ab8871d1
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7