Evidence row 3958280

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://returnlogic.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/returnlogic/"
    ]
  ],
  "name": "ReturnLogic MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T18:05:33.639314Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T18:05:33.639314Z",
        "updatedAt": "2026-11-07T18:05:33.639314Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read returns, orders and products; flag returns and mark items received in ReturnLogic.",
      "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/returnlogic",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://returnlogic.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/returnlogic",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "ReturnLogic MCP by usefulapi",
      "version": "1.2.4",
      "websiteUrl": "https://usefulapi.io/returnlogic/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read returns, orders and products; flag returns and mark items received in ReturnLogic."
}

What the leaf hashes

{"body":"cf7d0b3d679c368bef3235b6b423bfb0b954667a4d71a3f8b3f9acfaf6cd32e9","id":3958280,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794075904314668,"prev":3945434,"subject":"mcp_registry:io.usefulapi/returnlogic","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0xa8f110e4b6416af69e383de955cbf3fc727bc0c41c840276d7f46ac7d3e51523
2. 0x78b9e83d6458eb0aa737df01e30b4bd78e4389d938cb2e0c2ede50524682a08c
3. 0x2301787a9d90f15c34ac2a94f577e9182af7ab80751750f01f8f512c1e21c036
4. 0x59ca96df20254bf5c333b6ec2996dd6320510974d760914f5012e1b043535c11
5. 0x70773d7c4e9bd20f9608e833c3e65614fcc1848603a6c8b5fe143eed803fd997
6. 0x112df18b20352c3e2bd5b81259c4a5f85c6aa24217988b0bc6a7ce64f05be0bd
7. 0xda7aa4d55b1ec0b0073cb8268dda71aaa4c8fc08d2336d476ac1044929804432
8. 0x85f3caaa6bbf60ef380e2ae3651effb2bb9e038d251b11fb54a9615b3b018d86
9. 0x7c9cc1558ca1c1c4765eb52a5f1878163a8a6e0a46ac7eb4d9cd034d01b561c4
10. 0x5b2abd7d033340c9e102ead685e43b7b0200dfd8fdc68073db198014abd4ba81
11. 0x5ac22b5d48eaf1d1cac79cfd788a1c4ca71fdbf70052bd058bc903a85112c27b
12. 0x04d404be960e661e3b808d66f7847fa37fe75f29447898e38910bc666df79ba0
13. 0xad78c00a716aabee544cc17bea66208d0f22b828b84f51b9fc6f8227d10367cc
14. 0x48aed00eefc8f84d1248774dbdfabcbf6a8a32d07ba72d541c50e091461df992
15. 0xd43f13f6774b4e9adf7a95c9811fb4fe9b9256ca73bc6f20577cb4cb147ba0eb
16. 0x39ddab61a3a1eeffcb2f54acf6ff87eaec375674f3e77f00c342826d4e1bf071
17. 0x3b69f6d98c91b21287021db092e52491474f0d08438393ac130d6a3c273bcd4a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa