Evidence row 1818778

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LnvkIn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/66f7aeeb-187a-4ca9-80d1-f20bed18fbd6/.well-known/agent-card.json"
    ]
  ],
  "name": "Baustarik",
  "owner_address": "0x12a30b46e6969382b290902cb01b0ad77346f747",
  "raw": {
    "agent_id": "21815",
    "agent_uri": "https://centralcity.ai/a/LnvkIn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Baustarik 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/LnvkIn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Baustarik",
      "registrations": [
        {
          "agentId": 21815,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/66f7aeeb-187a-4ca9-80d1-f20bed18fbd6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LnvkIn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793562668,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:55:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Baustarik 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/LnvkIn"
}

What the leaf hashes

{"body":"a27472903eca9fe1a99ecb0ea63f6ffc84bac3c0c26b77dbf630391920d8c252","id":1818778,"kind":"listing","method":"sync.erc8004/1","observed_us":1793562916527349,"prev":null,"subject":"erc8004:5042:21815","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. 0xc0d632dc04b71864bf47fc6496048b7ffe3cf23345b5c72b08cd25e69f537fde
2. 0xe4cb3e720ef8cf3e42eb5d3da93894819a4a52d75ebd218d750a50ff879cf859
3. 0xcaf9ac9e2c8332907bbac9adc759444c0d86da60b2b426b715259cd10782c3d6
4. 0x53c350b9e9114ad5b99bcd608c01cc43ab93236e444388e75a53ff2c6e4bd3e8
5. 0x0af0fd2096deff67d132b887563a92419f423a5477c0b4cf07874b299923085a
6. 0x2981c5a4a1ea94007d9691a36f05cbb4305bd20032b70038657f2fc7b32224f3
7. 0x4ab9ae2c49ece9479bfc909ebcec46a80d3ca14eb2625bb3b7e6ed6ae4aabcdd
8. 0x25b85b0e6f6433d8fc6e9579bc3eea03f8928b2098f4c2916ba1b7833da4a07a
9. 0xd54b4d75fb9c432d7dc93e71d323488f8a3bcc2a94aae2e03ee7832c27156ad1
10. 0x504f10eb2aafe366c56f20936db82f3b777b08a3bafe54408b3900e1f1824d57
11. 0x4d554cd853064528124ab16e7eac98ec04648302411f01ad6a620dda758b0c28
12. 0xbaf7d185d31e2c3874eff43313a49057924c943d0fe716b9713f2d944bdd851c
13. 0xefe564ec44d50e51cc27963590ca317b9c3510aaf30351f2e937c01c07c486de
14. 0x0c6f1e059ed2de7638825ab03396dd843c97d2de1abde6928871cfc5ef085a33
15. 0xf6217f3e2344dd9bf8c6e296c4729fbf7611d258b93c45e1bbe5f62e65e8e714
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90