Evidence row 443385

What was observed

{
  "endpoints": [
    [
      "web",
      "https://usefulapi.io/vtiger/"
    ],
    [
      "mcp",
      "https://vtiger.usefulapi.io/mcp"
    ]
  ],
  "name": "Vtiger MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T08:35:10.366102Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T08:35:10.366102Z",
        "updatedAt": "2026-10-27T08:35:10.366102Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search, read, create and update Vtiger CRM leads, contacts, deals, cases and more; tag records.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/vtiger",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://vtiger.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/vtiger",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Vtiger MCP by usefulapi",
      "version": "1.1.0",
      "websiteUrl": "https://usefulapi.io/vtiger/"
    }
  },
  "source": "mcp_registry",
  "summary": "Search, read, create and update Vtiger CRM leads, contacts, deals, cases and more; tag records."
}

What the leaf hashes

{"body":"0492cab93f1c5d14187df6e2fd7a8c8ec59534acb7e94a80d55b67ee4adf083c","id":443385,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793093259627658,"prev":56891,"subject":"mcp_registry:io.usefulapi/vtiger","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x171f18bebd27b01d2b72dbe3fee8e10794a9afe052aa1cc2730cf5a448ccee6d
2. 0x359678c684abaf69fa4f4aae2356010ec7e2c95c0fb7025edd690b595e6a3fcb
3. 0x98d074c55b1a80b13ada2093159022675dacafb9e457c341b46f49f34e8c039f
4. 0x343b92739fd2867912072c2e008a07f864367b498e3fa8196f906a5bd0d03271
5. 0x7d6ad67fe5ce3ee7fede8b11220b04587e9353c7221a888bcd98fb57c0ab5a69
6. 0x97617a7957d64d0101ad6c15e29c7d45e9e9f914fb5eb6e464f8233912a469d5
7. 0x070c3331613f761610239664bc11a62d3c44b48d7f191a1b455ac31d5c19ed52
8. 0xde2be648131afb4aebd6d9fa44233dfecd5c35929e32cb955682a5f7bdb8648f
9. 0x82c880c9aef6d10fc2c00e382627e9c782d7eac1cc14d677293ec7ecd4e71e6f
10. 0xdb7245f9298926c48a065defbaa157febf69634706cf59e907767fc1334235cc
11. 0x55acee356f0b717dd0920b0cde9e99b43bd0a0b1161a35ac6c315aa50f2d66f6
12. 0x62c7e7967ec467dcf70ca9a9f01831f05b5b4a07c07491cc03340b1479c7ea31
13. 0xfae7ed2d06f4d6ced86c104b6381c26d795f82be10e6314b53b0524bd75a292f
14. 0x52c5141da0cbee106a30396ee7d1360fd22f55084aca2ca436c8007892775670
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4