Evidence row 2627610

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9HeFFm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/facbf428-21a7-4640-ac32-c39af424d54e/.well-known/agent-card.json"
    ]
  ],
  "name": "Febostert",
  "owner_address": "0xd5163a4961b03089d89abf2cc8fb61b8038e2337",
  "raw": {
    "agent_id": "200367",
    "agent_uri": "https://centralcity.ai/a/9HeFFm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Febostert 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/9HeFFm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Febostert",
      "registrations": [
        {
          "agentId": 200367,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/facbf428-21a7-4640-ac32-c39af424d54e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9HeFFm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793732151,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:58:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Febostert 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/9HeFFm"
}

What the leaf hashes

{"body":"ecea15fd7944e1975434d94d19cfab185fd0393c469aa569b7253b900e7520a5","id":2627610,"kind":"listing","method":"sync.erc8004/1","observed_us":1793732324144198,"prev":2627347,"subject":"erc8004:5042:200367","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xc1674cce60d23f1c876a4e6b42447ee5ebdbacaeb6e009e0176b39dbd0debfbc
2. 0x7bdb7f6573fb03c24558437920311acfe4073eb9cb7f70510fe796c28df3ea94
3. 0x99940474cd0720654ed7cb96bdd9afc7cd46828f01a6f87265446d28a720b8f7
4. 0x6d45db4042dcefc085060ff3c53eff3f56d3e923aa892f2161d1fff9008b64f2
5. 0xde9ef728045fcc5637d1ab4a41ad9f17547bdb3c06061bc1c46c6fa9ad69bf41
6. 0x58981c63706fd8fae4d98c472a169564268da02a3c8d87fccbff6d0e35b2bef5
7. 0x95c7edf99d1f9c63bd98bb4beec727caaaf26d6191ff2f5462d424313aa9cfc2
8. 0x523c0a7dc79d435ed49042b41f246a2455f5afa82deab9e8527182862f4afe6b
9. 0x95d52293ce1fb02466580a5273c7068f651de5853a840c1a032aab9d7de194c8
10. 0x9f099251434406058a2308c6bf29463bfe5cafd1695350e408a8041ecc424fd2
11. 0x94a6305c0dac6d9f3337c77003494100a1b365a49523d6f5b515dad71bc92ff0
12. 0x6f56d38ff00873a3ef960b54c8dfdd323f37953ec549a79eaa3d046c594af9fd
13. 0x5725fec26fdf9c4b3be2c1880ae1736a4d7fa0eeac79438dd7580b5eaa289599
14. 0x1d666a17ae41c2931b0c5276dc8bd8c2adf9827a61eb629d06ca3a33ee6a051a
15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7