Evidence row 1782965

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QSdrPl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f265b288-0bd7-4f2b-a5cd-2cd946b22203/.well-known/agent-card.json"
    ]
  ],
  "name": "Letano",
  "owner_address": "0xe8c97d1d66cb5ac0b638b43889c66e9c513603f0",
  "raw": {
    "agent_id": "17069",
    "agent_uri": "https://centralcity.ai/a/QSdrPl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Letano 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/QSdrPl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Letano",
      "registrations": [
        {
          "agentId": 17069,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f265b288-0bd7-4f2b-a5cd-2cd946b22203/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QSdrPl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793556567,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T18:10:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Letano 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/QSdrPl"
}

What the leaf hashes

{"body":"4c0901a152731ba28c9c7dd64eff1d80d0286aeac4eb784018eb2e7c050659b3","id":1782965,"kind":"listing","method":"sync.erc8004/1","observed_us":1793556628588264,"prev":null,"subject":"erc8004:5042:17069","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. 0xe53355ffbceeddf304acc5445cb11050ca5208e487d37deecb92addf51a028fb
2. 0x1dc2753afdeeda11232648d3c1f3dce1aaa08a56d59970ff0045cb601f7b82b5
3. 0x02097d8b44fc2356cbab2b28ebd4e58b6bb3ab8f709ee65898163fdcb9556a6a
4. 0x2a87883d10604ed7b042df249325111beb34c8bb2dc96f0c8c01631febbafb08
5. 0xeb7e38aedec1e43d91e1f5df8ff0d99dd7de03b20068d8718f10264b43775055
6. 0xfff9c16a658dda7ceb980839154a699bbd8a92776031c438fa2bfb2e0d5f3f74
7. 0x01e96bfc94aaef627da6a6c17edf85bc3b61508eaafdb9eae7a024fbada2bb33
8. 0x038060638f652a03bb4b746f96f64bd7e2b3dc9e74142ad56b4256c04e5e86da
9. 0xa74a7145bfc748a82c8f07b891dd1ed681a099ce3a581ace4121ee3b8ff19093
10. 0x0cadf8740ebf62b7a3c3164a8edfb5c5d79c7fce39bc0610ff686cd25914e639
11. 0x4e6c9d808a0f878a19262160ced62c93d6d612ca82970055d2c97fca744655f6
12. 0x935bc9273b6a902dc59c88f3bdc2b6b2a57593873e22375bac3cbe70e3f7841f
13. 0x2d4c132f554f691978e574150c9c62f9035c2116f17d214b64785e8513cda423
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90