Evidence row 2564915

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://spryng.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/spryng/"
    ]
  ],
  "name": "Spryng MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T09:55:12.549332Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T09:55:12.549332Z",
        "updatedAt": "2026-11-03T09:55:12.549332Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Check credits, read sent messages, send or cancel scheduled SMS in Spryng.",
      "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/spryng",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://spryng.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/spryng",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Spryng MCP by usefulapi",
      "version": "1.2.0",
      "websiteUrl": "https://usefulapi.io/spryng/"
    }
  },
  "source": "mcp_registry",
  "summary": "Check credits, read sent messages, send or cancel scheduled SMS in Spryng."
}

What the leaf hashes

{"body":"359b4e72a411904825421cf871431137c0e73fac1ceafdf5b1d61f0040e73585","id":2564915,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793701163823269,"prev":2546810,"subject":"mcp_registry:io.usefulapi/spryng","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xfb8adbffd795be3e02bf90a391be72728d83af8e14c049b7abbe0c954481e12a
2. 0xe38a44dd73715b1f9b08440ea77228af9e716d5731c5b61b969cb1b301ad80f9
3. 0xa15e335a2a7856a578c6378d070685f066a7326a16d129d222ba2bd3d73dc668
4. 0x035bbe4eca94aabe5f22dc391e27f136eb7106fcd1874905625b89cef8e50c08
5. 0x330c0fc3025e1046c3d31aff1b1720e489d2851bc229ef26891e3b804c11e0d0
6. 0x108a938fbcbf7ed76e2a26b8c060f5704865607be42288a1e7da0a5c138d6a3f
7. 0x4258e9ea24d4ea4f728829cdb88bfe789164c6cbc3729ea0f2b06aa73f95f4ec
8. 0x5dc5086dbe97742893cd4c3b0a37c16b3bab1d6a38502d046fd1417bf6d7b505
9. 0xa9e9d77196e02d93d9d758f98ab12138b5e651b284c31390d7b0339a9a13bd23
10. 0x9b0d57ee6798b9a425d70e14ce262a245745b44d2718e38e776222fe4c7ba8ab
11. 0xcaf5cd71de6a58417b84e0df680efd5598791fbf8df53f6ea1c0203575523238
12. 0xcab7a6e31d37510b5b0dc721cc4f39483e1f87d2a170cfd38163f538e19c8c31
13. 0x60079cfab9dfee47546954dca240be72c67c7307edb40b9efb6dcbc22b705c62
14. 0x271cba1af45ae2133bb70993d2a8662bbad7bb8e8e0ab720853251f29efaee6d
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7