Evidence row 56737

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://officernd.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/officernd/"
    ]
  ],
  "name": "OfficeRnD MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T22:35:09.036672Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T22:35:09.036672Z",
        "updatedAt": "2026-10-25T22:35:09.036672Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Browse OfficeRnD members, bookings, memberships, invoices and tickets, with optional write access.",
      "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/officernd",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://officernd.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/officernd",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "OfficeRnD MCP by usefulapi",
      "version": "1.24.0",
      "websiteUrl": "https://usefulapi.io/officernd/"
    }
  },
  "source": "mcp_registry",
  "summary": "Browse OfficeRnD members, bookings, memberships, invoices and tickets, with optional write access."
}

What the leaf hashes

{"body":"e8649255d2b049e31a493c32f9ff2347acca66fec79d9cd27360e8e8a9164cdc","id":56737,"kind":"listing","method":"baseline/1","observed_us":1793025440354617,"prev":null,"subject":"mcp_registry:io.usefulapi/officernd","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x1b599d59b5b3c45c4fdcdbc1f15cd224a428a88d1ccd648ae5f6153520173f64
2. 0xcc4b563aab61e763515571c9fd8160db9978d7736b817859556f1333f138e148
3. 0x654c5e557689bf5c92b42c3fc94f923067bc86ea84d0995bbe6ab1313b904743
4. 0x95e6bf212d326f727d7cb58b8f59810f4533b40ff9d0e2fa6d60e34fdbf492a5
5. 0xa6976716cdf2953ad00031502f9f08f302d14ca1c19bcaab3717ece65226a5e7
6. 0x803cf6757377907f4f4e1259f764c374180ce23a79f21187d345dbb487c56f69
7. 0x3af7a10fd79e37c78b6264bdd9d5053d5277a426a77822d9be98eb4c2c1512b4
8. 0xcc08c63a45305f8c66c8d5eb15ad0b3cc315f48dff3fa7691c4bc550ebe2cc8a
9. 0x446db60ab162f3a366dec6ef2c3546bed38d915c11a8c5c26bb495d5ec3c252a
10. 0xc9368fba7f6c13346c8b2c9c7a63691d3d68f63c71d1ec0d7a4decd43fb3e8c4
11. 0x3f914e3a1f6c506299e42b0c551da50ec7ac2c0f0e69260eab2262111b4eb14b
12. 0x7ab2e7902b312a74cfdbc32b2906ced29b1fb9dc4280b5378e8eb181ad88686e
13. 0xe00c7829e46541e49a308807d357db902e06eff941a833217a8f0dbccd3964f1
14. 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae