Evidence row 3958374

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": "2026-11-07T18:05:00.803734Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T18:05:00.803734Z",
        "updatedAt": "2026-11-07T18:05:00.803734Z"
      }
    },
    "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": "1.3.4",
      "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":"7d3437166673127a65d48ab6d3195e1413392b814e77208a5d88e0b1b2d84a29","id":3958374,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794075909494420,"prev":3945532,"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 2026-11-07 (195826 rows).

1. 0x2c5a2c6c074f8b7f8501f2445c976562679fe3e39c23a07a5f947161f836eacb
2. 0x93f7b6a2dbac06e9f93b0d4532dfd6ac976120bb63936059bcb113c768c4744b
3. 0x8c5c78be636248cc8d4ef80994cb5f2b3dcadef6e43929d16565c0fcac8a309a
4. 0x17792c77a7e6f1960f825ba6d38d2526e62f28315d583826497156df5a846187
5. 0x453831cf9f6f9d425290c4bb282547e4c82973ae95bd0c4e3fbf86bc367024cd
6. 0x298262b4e8f5572150b2cb5514c234c640b83390cf6c24cdd337ccabd21139b4
7. 0xc1846484f8cc156f97a3ce84d4c06d7728ad59a50951f53017237be6d9beab20
8. 0x7d111228361a1130fea7d89828fda0d470a66d652621d5e18d193146612da0e9
9. 0x6561d404ac3036b170d28f8134bfb334cd9902b8506e42ed147a8cb791136471
10. 0x2b2d958aa0e07475ef20a6410a13dba55a3dc1e6b6901ffa1a2da690b888acae
11. 0x7cc9d10db330d864bc7111d6c284f612bc21337562e07ec879e3a19b1407435f
12. 0xa058256da121c94ac990b8759676d1490b455f89d6a39ed49ca20d16887bef02
13. 0xcf59a82773096d659ea41a3c2f43de43ccff46b76b5f4b673972a823b3b1185b
14. 0x2d57b894ed326d41f7dedd2958cac00bf549ea2c4764b90563d5d421d7392e94
15. 0xa3ca92229f3aac0e9b561aaa066ca1907adc3f0b1685587fa30369d41cf66004
16. 0xf0a56561418cd0342a328707933cc222d8fa725efff7ffd081e0226ee8c46c0b
17. 0x54292a94f447f1fd33c01b5c99da465043f11022958626a2ea562c457fef697a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa