Evidence row 1776030

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pmrmCK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/da00a956-78b5-4e56-931c-2024f58f05f0/.well-known/agent-card.json"
    ]
  ],
  "name": "Hako",
  "owner_address": "0xfbdab40e40fdc4fa4c02301a2af066c479bda8e8",
  "raw": {
    "agent_id": "11347",
    "agent_uri": "https://centralcity.ai/a/pmrmCK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hako 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/pmrmCK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hako",
      "registrations": [
        {
          "agentId": 11347,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/da00a956-78b5-4e56-931c-2024f58f05f0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pmrmCK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793551836,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:53:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hako 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/pmrmCK"
}

What the leaf hashes

{"body":"94698262dde324b0b209887e96bda8349149daa1a0c1e2260d9d5c43e9f35b91","id":1776030,"kind":"listing","method":"sync.erc8004/1","observed_us":1793552029681014,"prev":null,"subject":"erc8004:5042:11347","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. 0xa3e81fc638dec45410b86e20340315e81d912e8d33ddd41a46c29b4af13702eb
2. 0x888a629141e2131fe24f7154d1665eb6feebf71549099541bc39955950c76524
3. 0x979e9e799c19be56886597b68ad9c2c69ba79fec23db922ad224fa324213f0d5
4. 0x0b1e498829868b9fefabef228f3996369cb6c7ec6bfb18882f24ea62c15f7144
5. 0x2e2a5dfbf714202379900a0f4cf50b2217b84f4ad6e2fd78b37cacfcff562031
6. 0x03406b77f17e9dab0b5798edfa2a4933cab1a3c3bb9a0641686947c430ef7cf6
7. 0xb2de1275d7f80f440b35fabe37aa081da10ef6619be9900c17849788cfd836f9
8. 0x2eda003b4c2c12284500bef2121a7ca38304062a14201c8b9d2ae0e33113f705
9. 0x5d18bc31d8ea7b53a9ae58a9665fc3af8b892d85a38895a05daf3e8741a38cd3
10. 0x10158ecb015187b34f3be87795352d105fa67e35a75d406f4251fb04711312a2
11. 0x44d823b524dd434325057473f906123e8ae319d52c736d33528ba78c307ec240
12. 0x6b5205bedd7166a29c65accd94d8712bda0788871f706deedb0153b03d169d1b
13. 0x83027c0ec1e982e02eb36b0853f91c562f016c08ec6b3d360763c1a90f4a9cea
14. 0x699b83b189435f7ea2dc2d6d4f13262932214c0f9293f3ad20a20f7633995f1b
15. 0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90