Evidence row 1249690

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://method-crm.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/method-crm/"
    ]
  ],
  "name": "Method CRM MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T12:20:57.87312Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T12:20:57.87312Z",
        "updatedAt": "2026-10-30T12:20:57.87312Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Query Method CRM customers, leads, activities and invoices; create and update 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/method-crm",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://method-crm.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/method-crm",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Method CRM MCP by usefulapi",
      "version": "1.10.1",
      "websiteUrl": "https://usefulapi.io/method-crm/"
    }
  },
  "source": "mcp_registry",
  "summary": "Query Method CRM customers, leads, activities and invoices; create and update records."
}

What the leaf hashes

{"body":"268c8a3a8563bb45ebeafd2958f66be9fb80a5b385a47eaee2b4d710ae95caf6","id":1249690,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793366122619560,"prev":1025741,"subject":"mcp_registry:io.usefulapi/method-crm","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0xa467b55baf3483c57e70ba1e3d00caf61cbdc65aaa82f2d1e9da64a6ba160ab6
2. 0x0608c185509e72a167298bd89a52c3fed35f0f7c4f050d0f345ae7be7d95c55d
3. 0x43eb67f2f49b9cf59b435a2938efac5188e8089973b38e537ab17a676cffc837
4. 0x86da235fb403e63887dbfbe8ec2f169343f9b3e6bcbacd5c33a49fc81ac2dcea
5. 0x15ef63f7ad998f8cf48e9da1bdc2b4c32bf44ba76450ca25119ef349845dc5a6
6. 0x89637bedec09aed5c7485a4c7ff4898f3cab1a3c3477587c3ea32d4c71312f25
7. 0x58f74914705d78aa7e71ef3eeaad2eb3c58fdcd307d46dccb59cfeb014a841ce
8. 0xe9322eba5e43a225acf5b9ddced56ec582f16e00f2f90fff289e433e9de40df9
9. 0xb7dedf92e20698d1f29fc446395edd31567cc1f91a414f9d5c6bb1cafa7608f5
10. 0x0c1fe034f698fda209a12cd9cad413c3c13f67929a076da5f07d4e3ece54cd6d
11. 0x441dd4eaca133f54ba2a00d17a1b99b96964ee3e9c9ce935c11fc4fe428edb9f
12. 0x87cd233b723532856630fb5df2ad521ed7322e91a7197b20eaffb92da234f5a0
13. 0xa2b1de1ad77c2c402e9780077d54e1e375f0df615775330ca3b7f3a0ca384ce1
14. 0xe11a711cdcc033b4d3ff4f10f0568bda761703429a7ddfbf68a7fbd1d22911ff
15. 0x11b43ed362a2fd4976e11eceb94ee4b7edbaf6823474ee1c36489f8f0a0496c4
16. 0x835211170e79bdce1a823ec914e3532e128f77751e9074286da35091b0200284
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861