Evidence row 1832494

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1gbAwp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8c9347fa-d60c-44bb-b654-084128116f1c/.well-known/agent-card.json"
    ]
  ],
  "name": "Tampano",
  "owner_address": "0x4781f8891d0d93740ad6b65ef44c3502871de95d",
  "raw": {
    "agent_id": "30126",
    "agent_uri": "https://centralcity.ai/a/1gbAwp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tampano 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/1gbAwp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tampano",
      "registrations": [
        {
          "agentId": 30126,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8c9347fa-d60c-44bb-b654-084128116f1c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1gbAwp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569444,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:49:27Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tampano 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/1gbAwp"
}

What the leaf hashes

{"body":"d157867181fd075cdd06193619c6ceec0c6fcc6100b0fa3b37b299d060b926b4","id":1832494,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569767799586,"prev":null,"subject":"erc8004:5042:30126","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. 0xbcfd1752a2d0690d75b969fcb431c1e6f80f6504cddacb1ad7552b20fbb76221
2. 0x62da76593a9dc54fa9744cd330af64f42ce5e29834af462cbf67aeb41a1d728b
3. 0x55a51cc0b6830278f9f82654905c3848addffd666a0d226f8a31f40610735874
4. 0x2dd4608b14714eac4ee9273284b7f68d5fddc03fac34d31ff67a894edd344af9
5. 0xf0fc7cdc2f8aeefa0346be852b3de40732b8fc86f53493f4e55d377e9763b813
6. 0x288c31e23175c199eaac0f894ad3c903fbb2794e4fccb22cc49a80b6e2708ace
7. 0xac68c49e32bfc5c3c8ce9c24c1f95385bebf8866aa040ff76c3f549681391d02
8. 0x7d1e7deab2692707332dd80a6b7c7fa6b2c6dca3db542e6e38fe104bc0d20485
9. 0x23ccd76d32fc52c0217e278c93f14af856a507ee208bb30060b2e56680a70f83
10. 0x35229ff803e678552fb39e121e70da6ec7cb6144278e09edb1b0ff88a64fd1b9
11. 0x819ad71b7f05123cea59a39b42710c54320e6b5518593e8d12363287a44eab50
12. 0x8ebb808de5789dcf14373f5f3fd03871f8b82fc639ee069bbe62c2ce778d853f
13. 0x440640affa0661e2887ea1fa1c7c460096d8203bbc33a7bb6164b10e738c37ab
14. 0x0c6f1e059ed2de7638825ab03396dd843c97d2de1abde6928871cfc5ef085a33
15. 0xf6217f3e2344dd9bf8c6e296c4729fbf7611d258b93c45e1bbe5f62e65e8e714
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90