Evidence row 1777583

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Br3k4k"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8fca1a59-2205-4478-8a32-1808b4b5eef6/.well-known/agent-card.json"
    ]
  ],
  "name": "Fiber",
  "owner_address": "0x61ec4c3ee99504d62ea7a4cabe6e95dfff38214a",
  "raw": {
    "agent_id": "12644",
    "agent_uri": "https://centralcity.ai/a/Br3k4k",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fiber 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/Br3k4k",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fiber",
      "registrations": [
        {
          "agentId": 12644,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8fca1a59-2205-4478-8a32-1808b4b5eef6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Br3k4k",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793552848,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:11:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fiber 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/Br3k4k"
}

What the leaf hashes

{"body":"ef8fb96530b6bdb9f5c93ae2f98cf2dd57aa19cf267087a295331a6b7b2cde53","id":1777583,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553060451410,"prev":null,"subject":"erc8004:5042:12644","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. 0xe91cbf4b87c81d30e738aa8baaaeac57a522cdf37f8bfe5b0143af6489ddde44
2. 0xef264a618271264c6bbfcc71f3fb0cfbe387532818b2354ae3fb419433934151
3. 0x1d08a3c19280d695e0fc1fc1bd0c8ef4a46236a5231cf906f1ba63ad6e711cb9
4. 0xe49ee5411f5ac784916d67dc5f60f29eb5cccb28d76d4376b941075b80404ecd
5. 0x92e5fc8677aa4045836bfcc09966e0955ac2df093d2bd8f1cf6ef03d6af8acce
6. 0x64571ebaab28ae205f54e8ff9127879fc6b60dc31f7afebcf11fe0bbed164e62
7. 0x1a447f08c95fa37a71ac12bd8373839fb7e702aae45f0c56f2b7f694f94112c2
8. 0x8d7276c471d9f9435a8bbb5c0a585527e5ca25f401f78488260eef819697a731
9. 0x3e961609154125d894a1386c27ebf7df8adef674131711c716441129261513c9
10. 0x90595bc25ed3d91a4481a890960e4a61cecebd0bb223fde0cc8f4fc97e149d46
11. 0xad110d4a930c2f5751b57d02f2e1feb666c73638dc8e10a8c668a08b40636a2b
12. 0xa1b3635993cbefb58f74c74567d4bf8407e2138aa7bd738bcbfea2169ff3e13b
13. 0x0634a45000fa6f73103fbba8bbeae4bebdb256b75effa591aeb1cdeebe8a0e87
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90