Evidence row 1783693

What was observed

{
  "endpoints": [
    [
      "web",
      "https://usefulapi.io/useresponse/"
    ],
    [
      "mcp",
      "https://useresponse.usefulapi.io/mcp"
    ]
  ],
  "name": "UseResponse MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T17:22:44.761809Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T17:22:44.761809Z",
        "updatedAt": "2026-11-01T17:22:44.761809Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read tickets, topics, comments and users, and create tickets or comments in UseResponse.",
      "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/useresponse",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://useresponse.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/useresponse",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "UseResponse MCP by usefulapi",
      "version": "1.0.0",
      "websiteUrl": "https://usefulapi.io/useresponse/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read tickets, topics, comments and users, and create tickets or comments in UseResponse."
}

What the leaf hashes

{"body":"d28348a12f874301db5125c3c6fb5d663fae21cfbbdf14ce7718a41cc77ce319","id":1783693,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793557062812827,"prev":null,"subject":"mcp_registry:io.usefulapi/useresponse","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. 0xf5f0a80bf8ba2e8c4685300153429eaddfb11a52ef0a3d7fdb8890ee03f7f928
2. 0xb52b5314117da062bad4b7e3128c1516772abb9fd09c3b33c96ff3b080284d2f
3. 0xe5f57ad2b13d131e1422bb2f24a2f93f1727eabb942149ac6d73dbac54b116db
4. 0xedd46a53fb592270cbef1d402e9c00d610e97d1e02a89ced99b5f73deb1b1889
5. 0x119f43b9745396787af2354e533921efb02315b2912303ccdf35a590a054e83b
6. 0x13c20917b986fefaba069687d914b75163810ba843cdeb253f7da1fdc697085e
7. 0xf3392d4b66d548b556a0b38794764f19f8c6b11499d0056108967f3140a57342
8. 0x2d94c64e83aea35d405e0fb7a8f2b5841bc3f8bb60f1a760a7461f60d59f3ec4
9. 0x1293aa7887c868ed65b0d75eb6e900e23057384febd985c5b6df96a23958602a
10. 0xedbabda5d56e2bdffe29579c3a9a2ef75cfc47f09b5ad0bf4af42a8304d94d47
11. 0xe1d2c367f3470edc4724fd7d806d51da451a66953be22520d4c4ab330cc650cc
12. 0x1278391fa22e576ce5c6362c943edc1a68b9a92ac18bff7789f8a082a7b194c5
13. 0x0c23c9192bfe154b4061fe80d841228e518702b191bcc9803922e60782f4706b
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90