Evidence row 1774267

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/E8CYn4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/673c7e71-46ec-40ff-b8b6-557a3e44e526/.well-known/agent-card.json"
    ]
  ],
  "name": "Hibano",
  "owner_address": "0x49093a685d6ba420fbd5d6ebb601dbd8271d24ac",
  "raw": {
    "agent_id": "9775",
    "agent_uri": "https://centralcity.ai/a/E8CYn4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hibano 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/E8CYn4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hibano",
      "registrations": [
        {
          "agentId": 9775,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/673c7e71-46ec-40ff-b8b6-557a3e44e526/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/E8CYn4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793550323,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:25:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hibano 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/E8CYn4"
}

What the leaf hashes

{"body":"8c4e5a552e83416d94fe7ceda73ab27484e866b8d1c97a17d56cb9acadc7d58c","id":1774267,"kind":"listing","method":"sync.erc8004/1","observed_us":1793550339168646,"prev":null,"subject":"erc8004:5042:9775","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. 0x53e5728019f0ead0c4b6902894bef89361bb4ab26f8f9c4e5465600da04d2923
2. 0xbf8bb567cbe9187a5887ff679930f570cadc003441f69d6322d33887f4bbc87c
3. 0x19f2607ea0445d015ac62e1bffafe379b51d55e2d586908f7598a043409f627c
4. 0xb5c353817795cdef05770c3b687122508d4852f06410690b3e2e4e9eb587bd7c
5. 0x908dd528c2f537bb3caab88ff12bf06fde4ee7e23e8020918f78470a2a5a78bb
6. 0x9cc5c404fb17c2ba73539de9ae5b863ae9a944ce0e51da21ec5e36c06dfd50f7
7. 0x077394f9b308bec0d3062b78af603b0b6da8bef9cfce4e06530b1623433f72e9
8. 0x87a509e073d6a3fd8b10171cd6a707849b0daa0efebcd36879cd3a967d3079b2
9. 0xcc28efa3dd6c5a6eac7a38019d304374d00d4ae0bac13ee2025c6cde2ea726c6
10. 0x7a9fe1a1bbd7d1d9cd7df6ebaee2a1583c93e2754412ffb02162abe590f9d082
11. 0x4cbe0e09308da1b199bb7cff415a1dda61547e64b15fb0ef5dfd4ecac058d748
12. 0x2fb8e5d30bae4bd9b3b3f3509ab2d5afd7d33f62afe51bc63e4a7a063ecf2226
13. 0x794bd22a6bc5ce0b466f5a150b64435e6cc8454386a705a7a74a4a6cbcb9e4d4
14. 0x9338fa49a0c5f3f5d810da4bc7c55c4f87067074ebe5e189dc6fb19ffee0ed93
15. 0xe622664153c4bb92e64b5edf8615a790cb48a8f528ac34b3faa4ef4dd70e05dd
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90