Evidence row 1816382

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1IgOmH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3337be4d-3e9d-43d6-8f90-07547153c408/.well-known/agent-card.json"
    ]
  ],
  "name": "Brentero",
  "owner_address": "0x3784c45ce0de6c0ea9ba05ab214bdee353b6c42c",
  "raw": {
    "agent_id": "20346",
    "agent_uri": "https://centralcity.ai/a/1IgOmH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brentero 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/1IgOmH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brentero",
      "registrations": [
        {
          "agentId": 20346,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3337be4d-3e9d-43d6-8f90-07547153c408/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1IgOmH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793561308,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:33:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brentero 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/1IgOmH"
}

What the leaf hashes

{"body":"152a0f1be9dbc3e1759c6cfd84538ba0687380cae17f697b7879df861634e31a","id":1816382,"kind":"listing","method":"sync.erc8004/1","observed_us":1793561587347533,"prev":null,"subject":"erc8004:5042:20346","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. 0xad0d90fb5a30ea2b99884409af0fde5463d735f3efd98348b2f7c037df318a54
2. 0xe955528c4e5d849253919c94741e88dc847426777d643c79610d526ce554655c
3. 0xb3bfb2f50b7cb7c3cf33a4882b4f0ad9dbae96950be73ff2d164c1da825b4b1e
4. 0xacc60942e7315085ddc1c6bfd42053fa542f5a7c9a0031ee6868d8f76dcbf5a0
5. 0x5ee91ad6c81695f63de45882fa7bd830f8b94e1c253fe2bcad2c485044ba9b36
6. 0x6d3208b90e75317aa3f38cc659c228f1d9c6f40ef48d27794900bf42e714b0f1
7. 0x699d156ce50c42d7c13cd962255f40f891d4bcc9e5319f31cd41275c21c0c6e1
8. 0x3b8b1e81ec5fcb94b66dae2b363f82b2c365640a4743be97b713630aec928aad
9. 0x621eb579c77a0883035b6d1ec7b649ded1ed7e516020489b73af511f4f97eae4
10. 0xb01f6ba5e7cc6448d8eed5d07d6467fd892c09338e8bd72f8b1486753c6a9062
11. 0xb47688e19bf59884ebd2186061b42508543dc5a369f4741f364ecee1592080c7
12. 0xb7fc0cf2f5c4e15e4599519551d86a3a524bea0de3410a142784d69fa5cca3c4
13. 0xfd5f1d6a59b2aba0ae7d4cc49eabef2c135da7aea5815cd4367f515be1396c24
14. 0x110c6c21e77668de1becd70345e909cedabda185c5eca2a47425fab10ef478be
15. 0xc88d127644e311620e3bcad9c976ab2c79963799278768230b1762de9b7cd724
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90