Evidence row 1783498

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5D5NTw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e379cab8-b0b4-463c-96b7-187168d95b11/.well-known/agent-card.json"
    ]
  ],
  "name": "Hubus",
  "owner_address": "0x2c2b749b0cfebb98c2084993d38c7187f15f7345",
  "raw": {
    "agent_id": "17495",
    "agent_uri": "https://centralcity.ai/a/5D5NTw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hubus 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/5D5NTw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hubus",
      "registrations": [
        {
          "agentId": 17495,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e379cab8-b0b4-463c-96b7-187168d95b11/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5D5NTw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793556905,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T18:16:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hubus 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/5D5NTw"
}

What the leaf hashes

{"body":"31696a58690efd08e5d9e9d4c1be7bd1189df2968dddfb80f6c86b25e787c009","id":1783498,"kind":"listing","method":"sync.erc8004/1","observed_us":1793556969224161,"prev":null,"subject":"erc8004:5042:17495","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. 0x15ea82f51e4c0c0481a7bc2519781709a9c9cbd97b512860be8db040f7030dbd
2. 0x4a3265f1623da75b00a2946577854dce49430000f1b9f56d48c60f8fa488b457
3. 0x2452912501a3400b1cbf788be12fbcefaaaf2d4b3487d6f310f02f2386c0db96
4. 0xc21d2f10640eb5ea19782f5bc55278ba19cd12e710fa412273865e5869592423
5. 0xe3da56f3c9044aea45f4d3c4c8237e1e55b7a3e1f51e616eee99e626b8509ab9
6. 0x0875c97cfdc926f3da27b7722becb3c332f32b27dd3f7dc8d72a601802159721
7. 0x5d347a08d3fa347abd11ffd843d9421cc9d8ff7d0f32fddc3dad9ea833020ad7
8. 0xaa8bbff79742ae86f3379ccc02ac9af7753df2e62c0aa27ad34f01acc834db65
9. 0x4e5dd9df98ee9e58cccee326e07fcc2b389c8537b8a018fedcb14cd387b43ea7
10. 0xb825d5a4ef042f37400bbb90dfdf654de86c05cb7518bd03cdeed6b1d7575435
11. 0x018b7b72ff6ab8c4c9bfb82f3613275d49bef50f924d312943209d9a949a9e1d
12. 0x66891ed1e5e8c32c74d3587c22015ee559aeb6a8e98b7d712d5c323d012e46a0
13. 0x10405c22dbe2ed0ca6e6cc381b8fb16e2b184181ad6bf0dbf94a86aec4f16b97
14. 0xa4d26e861503b80bb91bc89e98fcc6daf0fcf003f5a144540ccd91637ccdc11f
15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90