Evidence row 1834789

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nrKib2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1745dcb4-e7fa-48e5-a1c2-de0c666c3cb2/.well-known/agent-card.json"
    ]
  ],
  "name": "Grinsino",
  "owner_address": "0x999712ab7cf74ef31522e78e63a1932a88f245d6",
  "raw": {
    "agent_id": "31560",
    "agent_uri": "https://centralcity.ai/a/nrKib2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grinsino 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/nrKib2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grinsino",
      "registrations": [
        {
          "agentId": 31560,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1745dcb4-e7fa-48e5-a1c2-de0c666c3cb2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nrKib2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793570584,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:06:23Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grinsino 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/nrKib2"
}

What the leaf hashes

{"body":"edabd7530461412a06810008a40c01e08695516661baefa87c4e998274295a6a","id":1834789,"kind":"listing","method":"sync.erc8004/1","observed_us":1793570783712226,"prev":null,"subject":"erc8004:5042:31560","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. 0xeb7e2a252b0a00c673dd31b2387ddcef228ea7bb63dddcd14d25d80a6b98ed7d
2. 0x8cc354731ca8c79454af7dc0e2b57dd5fc1ab6f1670d49fbd592716186e5ee8c
3. 0x4ae9952be0b70a032cdfc458ce8826287f4987b0c4cb3fb1487aa605026d39c4
4. 0x650c1f13d1e3e01de869ec742f99d02e13fba9d56af1fc57d6c2a686ab6d9e85
5. 0xcec7166fdb86cb2d8472ac9d706cff522dc404bca9a40de92f59785c8a8adecd
6. 0x3c6ffa86036c330f0c3b8fba5c7035e54a072542d2a0c85e03844f4b302ae130
7. 0x9ded5e36b55255f3610f608681d35c3b19971d81086ee3d8325f9aa04204d6e6
8. 0x6b3c1f07b4b2d3c78c1c471996007af39a8f7169732b5a0c33edd291ba4fb073
9. 0x8fb2c9b00bd78673aba9bae77fda2a656389a4c1b89319ec2d2cb3e2d330fe2d
10. 0xef8389973185552015293df3eae517aa1c4dc6632f6b890b6ae1f1c425b6a2cd
11. 0xcf85d319d01592149a1b3a3ee05df9c98298acdc548209c6db06bb2ea16719f5
12. 0x1f312e74c87da8ecee6d936c3b2b94559c2f69204ba5da79c6aa8c768064c908
13. 0x0634a45000fa6f73103fbba8bbeae4bebdb256b75effa591aeb1cdeebe8a0e87
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90