Evidence row 3775550

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": "2026-11-06T20:27:14.223969Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T20:27:14.223969Z",
        "updatedAt": "2026-11-06T20:27:14.223969Z"
      }
    },
    "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": "1.3.2",
      "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":"8cd30b1441d786a68e8b054bbb76259daf5d58add37eca78eafe2e15a2501641","id":3775550,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794000219419368,"prev":3765252,"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 2026-11-06 (303443 rows).

1. 0x057f7f05514b85110a07c817b5a92c43ec738eb09c1a5a22c2c83f6773eb523f
2. 0xeba842b14be83ee9f42abd0140123a80cc34ed84b432bb779fb1487129ac2059
3. 0x4e1d8a9a26ca0e379c1204950784dee8080ff72aba952dc1f306545364d72bcc
4. 0x3f4fddc8861e4e33013f9ed2590b959dcb2da94ca0baed0c1ad5697f40c7561b
5. 0x0e7e4bb8e1ad16020b05076d5b78265771f7e087eaa372bdbb7d369c23e8a842
6. 0x323dd5decaddaf1dc5a1aa22140053099adcc4d56c66999b504c88e6eeade915
7. 0x8c5ea546dad692dd352972927dcaac755da08ca69258dc675a0a93b64b20779b
8. 0x41b0edf13ccb306dc4745ae1efb6f40bd0b7cb1ff764bbf49fed7efff6587690
9. 0xbde1ef0e8166766391de021b412801d424e5360cbfd1c0c2b224f738a51adb1f
10. 0x6d39e833440df4f1f1dc45c106e1b93801c013f876419d19150c13e5f00dc61c
11. 0xe9e4bcd6d81dabc9f35fd546c815528a312df871183e20271628023ef607db1b
12. 0x775e7acf7e4d1d633a9b13e35281ef2558e0d4b31858df6028a2e97cada5abab
13. 0xd48af394024a8bf38a11696a5a5e69e617d8926919d422a1aacb532bbae8a392
14. 0xcc863252048c203a5ecaa9621412e0894b2decc2ef2f26f79b1f6dd7017bfd76
15. 0xc1c168f06fcf5aacb7cf4877c193f1924402c94b5590a7647a022d30da984477
16. 0x63d3b15302a17641ec84d6d16c07594288ca45016a6cc12a65ca679e6cd95c97
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1