Evidence row 1829410

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/192MlQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3f305516-593e-4fc4-8844-36a754c1ef81/.well-known/agent-card.json"
    ]
  ],
  "name": "Tozisto",
  "owner_address": "0x143960502dab1707a2dfefbc081e816880b14ca8",
  "raw": {
    "agent_id": "28410",
    "agent_uri": "https://centralcity.ai/a/192MlQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tozisto 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/192MlQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tozisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3f305516-593e-4fc4-8844-36a754c1ef81/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/192MlQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:21:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tozisto 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/192MlQ"
}

What the leaf hashes

{"body":"1b9a54a6b341a10d4d4eec2f01b81e93aa3eb87e7765dbf2a934a9178df83e78","id":1829410,"kind":"listing","method":"sync.erc8004/1","observed_us":1793568076979478,"prev":null,"subject":"erc8004:5042:28410","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. 0x794bf57783147fe81d6c5593c1efecb057c1d145e898b8a506561f3631c86bfd
2. 0x29ec2e687106837d661e42b2d82e5ca5cf3f05ba12cd1a26513f9d914b007635
3. 0xdd2ddebd87ce657956d0511d392f2167fb55f03fe6750d3a83f266f0a19e28ce
4. 0x2987d1ba05a52625e5dee202103f25431fe235e1c7226e80464066b75a315e51
5. 0x008efa6a77bd5c9c8f5f578b837882990b2de0c25f10e182c399d571c94279cd
6. 0x951601e5c85dd6329f5f67bb83639c5feece022bbe49329d4ad8c65fd244cd77
7. 0x735050ca61aa58a33a8018f618071f792cbdcdd7af62d8748ee09a43207789aa
8. 0xad1347d03cee9f7f91e88a03c0ce6049a413eb936be18e48747fae6e276cde68
9. 0x4235c35bf988c9a0fd90dbd4510c48d7ba72eb2d8c58d6227ba11d766fc76c0d
10. 0x62086a79858a90ff5b0244e37b990ef8110f4d74a1d98f690945cfc792fffefe
11. 0xc92ff022feda706253d0984f67372e770d513965321396306012910f7cc3d948
12. 0x9a9e879591a3a0c0c16124efe0ff42b3c7409385d7343b036feed7c53c56aff8
13. 0xa293e826c573b6aacb42bdfe34ebf9ff9c01a7719cb79774843599231be3aa36
14. 0x7e26f771e19135838a4922e6feed7314ff3896114424cf5c9fb3c97de3545c5c
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90