Evidence row 1776533

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HAD5tu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1599cd7b-c890-48ad-a0d4-8ade9731bfe5/.well-known/agent-card.json"
    ]
  ],
  "name": "Gronino",
  "owner_address": "0xe2b9eeb2832347ac9761a4de38472cc39bd93582",
  "raw": {
    "agent_id": "11713",
    "agent_uri": "https://centralcity.ai/a/HAD5tu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gronino 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/HAD5tu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gronino",
      "registrations": [
        {
          "agentId": 11713,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1599cd7b-c890-48ad-a0d4-8ade9731bfe5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HAD5tu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793552115,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:59:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gronino 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/HAD5tu"
}

What the leaf hashes

{"body":"90b973252d7e326c31268837a3cefb59165df2b8356deb618fa753788454c375","id":1776533,"kind":"listing","method":"sync.erc8004/1","observed_us":1793552372311531,"prev":null,"subject":"erc8004:5042:11713","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. 0x200531f5fb492aee998f1246e9f5cefb6d29f8dbc323bdcc296c9d0200bc6080
2. 0x43da8976d8cec2bcf918d70b4e81e75604db9ed664c55488c58e74ebfac0f01c
3. 0x4d1b6fff199c39f5a5170c5577571d3f3d4d663b3e3fd65e92d66d4775f8c9ec
4. 0xc48c8d38fe503ff1bb137bde0d02c9d7d01f97eaf77933096b36a6b012850b75
5. 0x29d7a260eccdceb4603bd7561c0cf3713b1a6196aec4f26bbe39034eb6eb2948
6. 0xd23128536056a9451a966bf9c123feabce1aad53e2c4e91499ab1b07eb7fab9a
7. 0x0e4dbcf4882a8a21bd8419668e6a0b95efffaeac705dce8a1dc370d1c2633ebb
8. 0x36abdeb0f24303b62f2e36d9994119eb564f4139e17afb5e9167067fa9e54b1e
9. 0xb053f932f70182dc072fb3515e9fb93a1a0823f32ae52cd8938575e40fcc002a
10. 0x59746ec7d0880b830553004bdb17be54951fdba6bc7ed354cf1d13e2f92464a2
11. 0x68d978f56018035e7a20ac8a2580189f290769c9589bcede39c11c158d428cf7
12. 0xe0c6e8e8fb900d9a6980f3ca49963e1c565ddfdca02db71905a206e8075acdf3
13. 0xd962e1b3842b353598d79ca5fe0b84b02369d05fe8f6e6103d51bf4d4d1edce4
14. 0x175afd1319b72670e83bf74eef6f87ab2173061f5bacdfe981a6b0789c963022
15. 0xb9d6fdc8e6fb3f4feffa2c18849d74fc34d8708b574a778ae149241a90aaf20b
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90