Evidence row 1824920

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1msxyf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/85429834-721b-45a2-9533-5a03c534e60f/.well-known/agent-card.json"
    ]
  ],
  "name": "Maonsik19",
  "owner_address": "0xd1461ec9ac75956b4f4e34e300227ad165fb0588",
  "raw": {
    "agent_id": "25728",
    "agent_uri": "https://centralcity.ai/a/1msxyf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maonsik19 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/1msxyf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maonsik19",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/85429834-721b-45a2-9533-5a03c534e60f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1msxyf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:47:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maonsik19 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/1msxyf"
}

What the leaf hashes

{"body":"a1927eaa0d5c948c5e28f3fd8758d8ef321bab7e5a846f3ea66256cb6e3ac822","id":1824920,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566040522144,"prev":null,"subject":"erc8004:5042:25728","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. 0xd3dc853d012e1b736d4c5f1243b16cb0e3a7cf48fb22198938bdf3402cd2abbe
2. 0x25cdd7827b7ad4c9335048ee3cdd74786b174fce040f8e9f47deee4f21c04ea9
3. 0x42a19418a0a32f9ccd504078291b118189f5cbac447f99aba81670f058564c27
4. 0xf76c8b35dddfbd2277c15c39677fcd1aa824d8690f53925af723aecfc3bfaaa7
5. 0xdf07ae8308a8111104a90b3c0e83511458fe9fe4161c37fa80f223b803e27084
6. 0x7679e20ac50ef01724b31621929c11024e146a3de25215ae81078763d06182bc
7. 0x869966e74eec0f20c32f772e40198e669426aaf7e457798b7d40dea8cf08db75
8. 0xf37de4647be96e770d612e5303d2d9aa0c7a8acf9dee82a2a02c830feea8bda7
9. 0x3690ca7abb06f5c5f4d679eb9fc1c62925ccda288c9aa740172d71428d9a5eb4
10. 0xac2f78971d8b3ebd482bb8c7687fe4b608deb1c4521fbc606d137b0786c9ed94
11. 0x89a9a1d9cff193276b8989a9494b1ffe06c7de65315c119bb302e49bb5f91056
12. 0x65360a9279458a580bcc7af84cb70bc3cc118973d29e37040c5149269369c309
13. 0x827e8832d4e454afc21199e490166d8c3be13193f254217a3857562757303f01
14. 0x57b5e8b79f831258fde2efa4c7b70cd486ce34b32e7d612a6965c086ed7a75e8
15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90