Evidence row 1500298

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": "2026-10-31T17:14:09.625343Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T17:14:09.625343Z",
        "updatedAt": "2026-10-31T17:14:09.625343Z"
      }
    },
    "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": "1.31.0",
      "websiteUrl": "https://usefulapi.io/openphone/"
    }
  },
  "source": "mcp_registry",
  "summary": "Send and read OpenPhone messages, calls, contacts and phone numbers."
}

What the leaf hashes

{"body":"1d6279bb68c016cd12c7b458ec56f3c80ae7d0db8caf0f415703ce05d4e4c2c1","id":1500298,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793466975900200,"prev":1482093,"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 2026-10-31 (246033 rows).

1. 0xe2cd4482cb99337429ec2320508d944ff0d7c5255cac0351cbafaab258cdd868
2. 0x18680ebde031c98a653212c9eb7b98fab345e899cf7cb8ac95d2088acffaffeb
3. 0xb194f17654937f0c4e6914f7d502fb3ae4926c25f4f77fb97b4fcb81167e104a
4. 0xcb79128ca7eab452fd0aa5fd9748a1760dc7454134b1b5783ca5ec576649d0b4
5. 0x8ebed8ded5f912809ba7075e6413ff094fe4cf85e9c5760d8a7b9c3a086e0030
6. 0x94800c259b523526b21c5cf1e66dd9e1b690ce6dd13b286af33e8fc35a78f8c3
7. 0xdf5254aae41c07b123c34991066611437dab314e628b50915a76edcf1ea1bacb
8. 0x3eb1dac1a97db779a5b6564adb29adce9133f7bd45c653c19e3dd1f50b03fd12
9. 0xedd87101cfe5f19ecb3322f8cef669a7f63935ff8596ffaa9222afc7c46a5fe1
10. 0x693f5a9e408b48c38b4ed17b776198b74baee53dc2b2045f64248be02ac35439
11. 0xe1a8c4c742a9bd87d416b06f86194382e4b482672319cafe66c4f0a6decf19ae
12. 0x6076fe8a07bfdd3ab4632dd135ca75f4386ff6d74ef340f64931d3ea53fbcf86
13. 0xb368588f0738889d76c0e4fa3a5ecbd3e7c2b633d3e42b9608c21c8572d0f3b7
14. 0x7a3059496dcef49b2fbe4b5eca13bdabed15efcf3581d4792babc5647855bfe5
15. 0x84bdb388a471b951dc5c0f9fd09df3197b8152707ec67daa668ab47102c8efc1
16. 0x24f03354dcb3a621317889ed99048bdf74b380516ca991bfb585c751d5cc7dfd
17. 0xa1146af524f673843507e7427a575964580eef01bc0e0eae466a7920df017ab2
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0