Evidence row 1821887

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/R78VB9"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a2033e6e-d148-4ade-bce3-855aab655640/.well-known/agent-card.json"
    ]
  ],
  "name": "Maikjo",
  "owner_address": "0x4d77c8408f1fcabcf7d2e9f984efa0de9ad76852",
  "raw": {
    "agent_id": "23696",
    "agent_uri": "https://centralcity.ai/a/R78VB9",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maikjo 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/R78VB9",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maikjo",
      "registrations": [
        {
          "agentId": 23696,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a2033e6e-d148-4ade-bce3-855aab655640/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/R78VB9",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564308,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:24:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maikjo 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/R78VB9"
}

What the leaf hashes

{"body":"3318158b064b1686084876939c0a279a8be5a6d3ecae495ca669baef7f736d22","id":1821887,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564642173185,"prev":null,"subject":"erc8004:5042:23696","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. 0xc6be700697b31d136b7f4689a376ae6c7ef156faa60053a2a99cd31a7eae8d3d
2. 0xb570291d1e25737f3fad2277c1964b53b61031f1e0c1a111ba398b21a53846c8
3. 0xa9cff518ad5c6321feca604d290fee12843537e0a5379e2d0913d42a8024124e
4. 0x963869f7369bb84e6fc2fa1dec94fb3aeaa1c9a08d86aaa3e55b5113a3b38af5
5. 0xb8177b350e62312e3d9023a12528208e3f69cd462a92b6ed129d534d868c82d4
6. 0xf7a3d5c301c8f6bee789b971f7d956eafab614cd4666df5645513856011f482f
7. 0xd5b578cbc5d4153f222f9276be989e93fec87198614ce9d7d3e6429814b2ff14
8. 0x4ead655da580444af46e9251b4be908bb4ac21480accad26606d1fb9575998f4
9. 0x63d6969b00e73d8c28f6f38e0d4ee1f2fadef2412538676d0dc44584754d7f97
10. 0x2f697523cde73adc69090569e7c48981991e5d0c9a52e6bfc82a51e03a02ab96
11. 0xe8a856eebf53bf70197cfc160e186ce58f4c845ebc7277885c2f524a6854b1e0
12. 0x708edbbc5c93eaadcb16f46d00180d1abd9f006f6897baa185b89bb0db26849f
13. 0xe14f0d8e2b9967bfb142a635a58f2d35462fc1282dcc137d3d835cfd908c00b2
14. 0x5da52d6bfc8f88d79ebced4b6bebec468f5c2d8a21c193d44e901c7a6ce7941e
15. 0x537331ef190eaefb4419f2a4558b952aaf9435d759df0b0c118b7df609ec1687
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90