Evidence row 1840423

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mLZooh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2b535f80-3295-49ec-95e6-094b99d92777/.well-known/agent-card.json"
    ]
  ],
  "name": "Bona",
  "owner_address": "0xdf20822e47b2ac57a38831cfff14e92462c899cb",
  "raw": {
    "agent_id": "34955",
    "agent_uri": "https://centralcity.ai/a/mLZooh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bona 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/mLZooh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bona",
      "registrations": [
        {
          "agentId": 34955,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2b535f80-3295-49ec-95e6-094b99d92777/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mLZooh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793573272,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:51:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bona 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/mLZooh"
}

What the leaf hashes

{"body":"a8ddff0f9f0bc912329f418d7afeabcca6f31bc8363a196587d3a4774afdc066","id":1840423,"kind":"listing","method":"sync.erc8004/1","observed_us":1793573515832387,"prev":null,"subject":"erc8004:5042:34955","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. 0x0b05bbce966a7b2541962a140839d185a93c35aa43e33d9d7cfbad890bc8d5ec
2. 0x0237ea6619ad90c739c5337ccff8fa14d68723ac8fd59d2e429e0520ff99de3d
3. 0x661af0261523ecf9c3617031a4974230e87ce89a55d3cb491695eb02f6b575e0
4. 0xd142bce807de1815b8747951ff6a8c416d1b97fe2fe2a97aca3808efb261c296
5. 0x86126811d364334918de15109c665e1b35ab40f7dc4c715ecc161fefe2becd17
6. 0x2964e0b572eb344d514ebbdb9ee98f4ec7d2fb5e33d042ef570fa81831414169
7. 0xbcd27ce9cecfe9e19d08187153e54a280b76687f06b199840bee7e950a976c36
8. 0x76f1ef72c65b6ab820bd392b8827992a5bacad24605bb7a22ae4f40cd74e6908
9. 0xe239c8c716345014d26cdf622097136792fec752cf350e4b032cdc6743375050
10. 0x6cd3dbb8adf4e6173b3e1d244a2a7cbc8711c2975721f306e60ad5899202d7db
11. 0xedaf52826f51b7134bf44db2dc1a6980c4aa915c1dd0ad7ac3c230cfa54ed9f3
12. 0x73273562bb9feb8409f583f61f13a31bf8bf9cc1d6aa6bad806ce28dc8e38eba
13. 0x4f8e078be8c9d72a90b9191616f58c08c3985b8bccf238ac2ab034862e22fae5
14. 0x18eb74a119177bb5bebcacf2408a5e6d3077ca72c11f6b567524be7d0ca76555
15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90