Evidence row 1789249

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XJI1DX"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/81b427c7-c1bd-4cd5-be8e-fe844b81dbf8/.well-known/agent-card.json"
    ]
  ],
  "name": "Vifer",
  "owner_address": "0x9739873b9cab4269690a563ac7a56197d01892ae",
  "raw": {
    "agent_id": "18742",
    "agent_uri": "https://centralcity.ai/a/XJI1DX",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vifer 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/XJI1DX",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vifer",
      "registrations": [
        {
          "agentId": 18742,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/81b427c7-c1bd-4cd5-be8e-fe844b81dbf8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XJI1DX",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793559852,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:05:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vifer 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/XJI1DX"
}

What the leaf hashes

{"body":"eb0960b74e2ae9fc8c00f004c94444cd63b17271f390cc205fe145ddf55bc31a","id":1789249,"kind":"listing","method":"sync.erc8004/1","observed_us":1793559918033396,"prev":null,"subject":"erc8004:5042:18742","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. 0x1d59423fef818da9ce58674589982bb3063344315bc9d13057ff3fc4a21a97cc
2. 0x2e03166085bec25b65f93dd7b79348956a97da6467d6b596b9db43e9464f9706
3. 0x537f63ef79181aeb7cd8fbef15188ed6d402f6baac076967914c8b34177c35ba
4. 0x47ce0da26fba74bc51c6d9d57335344e0a2c7a27dd07a18c2a01593c4cc4301c
5. 0x766aee07523cfc580855ced97d0f012a1a9c2bf0501f1190d9099c8346be7e75
6. 0x3e2cbcb2e515dd9334d37b5f649099c2ed295acd09d23c1c94da2b9fcc47aafc
7. 0x6ed76cd0af2b548fe9e85905b132c1d3db1b1c15a5582ef55f0c3611573b4b03
8. 0x826af6facf07a039ed38c0a069e432b806f6af38e0314dc7fdfda175dcb4e203
9. 0x9aec2dd5f7a6d922af16847358350a14d2f9b0997e9207f47c33403f3672d7e0
10. 0xdefd52ea807fa947d66ce9e13589d7178a01b1d88026ef1801c7c10d5926916a
11. 0x17a01b5105229ff0f84633f0a4dfa06aa656e4bc6ada581ab1148cead7230471
12. 0x374e8677cb5f7470293815b5235e57fac081a54b8c9fd798307f056532e9581c
13. 0xae521539711ad5a91adbe0dd002003819ce70e53b6a96152851758fc41b75098
14. 0x175afd1319b72670e83bf74eef6f87ab2173061f5bacdfe981a6b0789c963022
15. 0xb9d6fdc8e6fb3f4feffa2c18849d74fc34d8708b574a778ae149241a90aaf20b
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90