Evidence row 1249723

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://openphone.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/openphone/"
    ]
  ],
  "name": "OpenPhone MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T12:20:50.816087Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T12:20:50.816087Z",
        "updatedAt": "2026-10-30T12:20:50.816087Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Send and read OpenPhone messages, calls, contacts and phone numbers.",
      "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/openphone",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://openphone.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/openphone",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "OpenPhone MCP by usefulapi",
      "version": "1.29.1",
      "websiteUrl": "https://usefulapi.io/openphone/"
    }
  },
  "source": "mcp_registry",
  "summary": "Send and read OpenPhone messages, calls, contacts and phone numbers."
}

What the leaf hashes

{"body":"608f10bf7cc987e9eb2e6f26984a160d7ca2306b277e4bc5cf08943725a05bdf","id":1249723,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793366122688815,"prev":1025772,"subject":"mcp_registry:io.usefulapi/openphone","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. 0x5c8dafcc2a3531013015a70ca03d23c671c864d64ba163d08d4be16e9fa3821b
2. 0x7f09ab374a7bb86f91827f596d79298657fc66fc8e13efbc06b4946722dc6154
3. 0x5d8f5854b1bc6cef97da38632d6bcb5857acaa4b80752723e3c9090f74485541
4. 0x89b994a4e7914960608b3105d846d358eb3899a9be0f7a96feb98581f81af204
5. 0x7b68ac512ac077959a07cdea95456d7665e0aaac77b6858697281cbbe7a3dde4
6. 0x82cde007d3ef8d34c68d45395f9d8125e9ae984f6ef59c7e20adb2bf21fffcd7
7. 0xf3f8370026fffacb8f3fda7f3279221aff93985e16a97e26afd57e5bf990a3f8
8. 0xb7f878484ba92b182baecd3e68e8e972e02f57d4435c4d8b0bf92e3ae4eaa830
9. 0xc5e1906be9201b09275dbd656317c5d99e3d22c2256fc2f5400fb8d2b9aa6078
10. 0xbdc50f96e7268809c8319cfb0088259ecf3312ba21cd5234722c317f05a1c768
11. 0x0a51122e015daf01c853fd91530438da31192fc6174010f1fd7c53360eb7f687
12. 0x9147318c32cbb40e0578d4ca97f76a06002a95152f1b0b9a499d7bfd9e891bc6
13. 0xe40462ac4be9e0733d302c0e0df3c848b765843b82a83461994f72406640846f
14. 0xd036f65644c5bb700403844636b74b07a0ecb42fea108fce98c04207855ccb3e
15. 0x7ecc532de10b728de98de2eb2a81fbd8da2254ff32b38b6ffde14af9964fc470
16. 0x910a91495535ac1a9e959d27d607e185616d2d41b45bc7071c6357f426f372d8
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861