Evidence row 1772874

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HKQ6QM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/31aeca06-5fc9-468d-8868-a081ae337dbc/.well-known/agent-card.json"
    ]
  ],
  "name": "Standisto",
  "owner_address": "0xe011d13915396160a238b9c0c2d69d69ef301d0e",
  "raw": {
    "agent_id": "8748",
    "agent_uri": "https://centralcity.ai/a/HKQ6QM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Standisto 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/HKQ6QM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Standisto",
      "registrations": [
        {
          "agentId": 8748,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/31aeca06-5fc9-468d-8868-a081ae337dbc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HKQ6QM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793548940,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:04:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Standisto 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/HKQ6QM"
}

What the leaf hashes

{"body":"4f2cc346f4d8e24d6d7ed1458f914844cf31cc127f3d6c7c5811dfa06aa866e1","id":1772874,"kind":"listing","method":"sync.erc8004/1","observed_us":1793549050146299,"prev":null,"subject":"erc8004:5042:8748","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x80168ec5a3dd60b1b6af407c472709592429473c782f5422a6576e1452caa3e7
2. 0x19643c752ee4efce195294d5fd5f69eec2753d266b089fa85b13f04a0bdca2ea
3. 0x6a0a8d9d33ca8a158c38437174cb53dc93d08758557e14011255229e2a83e01c
4. 0x789842559d4a3e1eaf9a327ca6c128784689c82150eca86d5c819a814dcc6369
5. 0x4fb0950388a93a09614a1e225ef090d6b949302bab95d02c038d22ad84e8731d
6. 0x770b184d9e56e9fe3a67a60278e8af94df75142a9bc42d6caf73e9d130e0a91e
7. 0xeebff16df94240cc89f09325cde9c7a31e062e1ec31e29bc602aad8aee378e7b
8. 0x27908b386833ea5c2af9b5ca5a4a36927b1aebd4c520b4140f0a9f0374cb1449
9. 0x3f36bec2e172b0e2be46a41e531dbffad9505ba951be5885193beb0fe1d196d0
10. 0x3cd3e694a8cab382243b473a032b0d778549522c8f09e39a17f27fccfc2ab268
11. 0xec7e9f90a5693fd10adf935486ebc4c889db17f5ea68c210a130f75a34eb9d38
12. 0xf1bbcf6a80b03ce0bcc652c9c358e273a08605d806c2668665f7c7b1411ac055
13. 0x00e98613e718e0a689d577344d6db5596ac046beed8ae3ddd822ec8ac9c9cfdc
14. 0x19ce574eee56ae085b2ab0004d191db3debc9d29cba2d71de21a8710ca8151ed
15. 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90