Evidence row 1776161

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/X6QjN0"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f34cb305-1770-4f0f-8766-03d2584a0c5f/.well-known/agent-card.json"
    ]
  ],
  "name": "Piabet",
  "owner_address": "0x787cd40135d0213c3ccc9629aeebafce163fe9c2",
  "raw": {
    "agent_id": "11478",
    "agent_uri": "https://centralcity.ai/a/X6QjN0",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piabet 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/X6QjN0",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piabet",
      "registrations": [
        {
          "agentId": 11478,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f34cb305-1770-4f0f-8766-03d2584a0c5f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/X6QjN0",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793551941,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:53:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piabet 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/X6QjN0"
}

What the leaf hashes

{"body":"0fee5d1167f7f1db55641578d95af6ff84f27104b25f747ab76c371a5b046518","id":1776161,"kind":"listing","method":"sync.erc8004/1","observed_us":1793552030206652,"prev":null,"subject":"erc8004:5042:11478","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. 0xed1b9d5f0c69402c9869f2dc963fdaa7b834aac328500f4df4ce28a64283bfcf
2. 0x727a8323fb517500ecbaefec7e54f245c5d1b7512dbf3abb240614bd51a05b28
3. 0x5bb53113a51aa9da16d47af92534aaf58c5e5d9f470fea9e59daafc907338830
4. 0xa0f980d3b6ade9372285b4dbecb60fcb9be40c96d1894e8ffde317e1a85b524c
5. 0x1e6dd257798febd67000d2a435c2b0b409dcc7b6aab242703f246b6364625884
6. 0x70c96be4b38e9d84ac02e38d565f4274fb897aea9f0d410a46e5f1f42bffd44f
7. 0x00294fde2f784c9b611c605a36af653e9746ffbd527b0c195029daacb56b17a6
8. 0x2f8b30c6f3d3754dfbd3e300beba671acfc1223f564b073699a83db9b0030494
9. 0x4debc473b2321e3d0ee7610de34f63a0482db000b24d343cbcdaab60a79f41e8
10. 0x74f897296429b2bab3bd7d84867d755409027e332cb7b04d2fab3d364b8fbb12
11. 0xa66432213d29349da36c1805bfa2f0a38bd3711fc7dc377e572de5e2fd22d74f
12. 0x586162bb9934e7529fd16769e1f528597ccaab0d9782aa49d73d05fc4cb15b24
13. 0x598a084bd520019422cd8fb5335eb9a224ef694f2125f139073e8eb90ca1503c
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90