Evidence row 1757320

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0UpBxK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/29eeb1ba-8654-4157-bf3d-7fe39549f422/.well-known/agent-card.json"
    ]
  ],
  "name": "Groban17",
  "owner_address": "0xd3c10f4c3a96daaad6322d3059d50a92891c367b",
  "raw": {
    "agent_id": "3562",
    "agent_uri": "https://centralcity.ai/a/0UpBxK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Groban17 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/0UpBxK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Groban17",
      "registrations": [
        {
          "agentId": 3562,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/29eeb1ba-8654-4157-bf3d-7fe39549f422/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0UpBxK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793527585,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T10:09:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Groban17 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/0UpBxK"
}

What the leaf hashes

{"body":"c8722f496e55f9718269b6c6c28c2f762a29903736a9eaaa15463feab132e28e","id":1757320,"kind":"listing","method":"sync.erc8004/1","observed_us":1793527740447088,"prev":null,"subject":"erc8004:5042:3562","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. 0xb19798a3467fa0b9c8469c701e2abe0fecb964401f1b3b05d2984f5b818dfc39
2. 0xc2d5c0b475c6faf4d6c5b704f20f49984463721b9ded1ffd200c2f64a2a229fe
3. 0xed4a4cb16addddb1170f6ab11ffb93422aa9af1d40d9c1c9b5c000f84d5fdb15
4. 0x00b8871307611c3bac3bca186becc7186d2bbb58c14b5526f624cb1328d93751
5. 0xecc131f7200c227e1ad66c9ea1c500b0d76faf282b8806e435edadedf9eacc00
6. 0x4d3ecd6f99fc50da2659b21b781a0a244c8507812dc131ca5b30e02cc75aec88
7. 0x00623dd01e4b05322b999c1b7da3be503518bd5862dc232b114f338b821658dd
8. 0x0917e71d8a741578ea1b850b7844aae88ceef8497d62f3d06771b1d8fd3d6bce
9. 0x0e2e7c60fe2ca6fdf19ca5b6ae5b1fa0728c299a1055fe6488e52437e397fdd8
10. 0xf6f9d2b0b8e506333842c1262a2a9840046dc9fadf73c1d8f1f7807f63ca85d0
11. 0xf6a2bb30d91f6b0432d327b979fce519df49cdeebda6925f90c80106f4ae3ea2
12. 0xba42aa8ea7319c3a26be34cf773276493ae312dae8a293abc75cb2558262c74d
13. 0x09b948c0d8cd867de430ca3ffdb84085f96db35e2383786862f87cf6547dbabf
14. 0xa61b9b680bca298a8a4f69cdebc25b3acf2105f25b9ad6f8fe0ea50e55adf8ca
15. 0xc88d127644e311620e3bcad9c976ab2c79963799278768230b1762de9b7cd724
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90