Evidence row 1757880

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/B1znIZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b5409123-3065-485f-bc9c-d3ba635e1877/.well-known/agent-card.json"
    ]
  ],
  "name": "Jamosisto",
  "owner_address": "0x4fdd92a47aa60eae0b0e4ea47a05bb4d4b357210",
  "raw": {
    "agent_id": "3643",
    "agent_uri": "https://centralcity.ai/a/B1znIZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jamosisto 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/B1znIZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jamosisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b5409123-3065-485f-bc9c-d3ba635e1877/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/B1znIZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T10:19:08Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jamosisto 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/B1znIZ"
}

What the leaf hashes

{"body":"b2e7e5819c96498fcffc87107c8c3f28ee7557ec9cc82892f21c33e22823179e","id":1757880,"kind":"listing","method":"sync.erc8004/1","observed_us":1793528348689068,"prev":null,"subject":"erc8004:5042:3643","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. 0xe81a379d80e6eb38b15628ac427dc6c304426f5726e9873d0ab578258af9a718
2. 0x57db4e02d74fdafbff91595dc285863b6cdeb4f6258b2389c1beecdb4d417dc6
3. 0x6481a31a370a949335387bb11ba1fd360c670f7f8d1673c97d3f7c3407bd0e02
4. 0x5f7dfce8105c1b0b78ff5e2fa5fd0c1ef2279485abd74d585e6275697269e836
5. 0x22ce25be25ffd3744b22090baff9b6dcc4c73d4ecf6e9f0ec8a88644e4e4f4c2
6. 0x0524a882d1dd55e410efcd754ea02d3e621f3d2d9754f52e44bbf2bda8e6ae8b
7. 0x4f8f1d2e1b469f094c0e7d5d276784c33828c4766b737190ce7332abb3372a1c
8. 0x72e67506bfab7a2017fdeef6b217c510e3958fd8132ccc0938849b3b1e1d5ef8
9. 0xa2c353dbb772ccc489b360c701e40d2152d82d30c3563cd70351a555558d0292
10. 0x75005b2b1e5901c95255e48466ee73596ea817a0ff95c1f7ab5561d070276ce1
11. 0x5eecd291a5c25a115db49db9565629f020654f3815165d348fa309e8568321ef
12. 0x88f388e99f620f52463bef8e2a864310e2482a28431e205d9b1869498e75a162
13. 0x2d4c132f554f691978e574150c9c62f9035c2116f17d214b64785e8513cda423
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90