Trust Directory / report
Check Digit Validator PASS
Validates IBAN/ISBN/EAN/Luhn checksums and finds the one wrong digit
| Registry name | com.gumballtools/check-digit (v0.1.0) |
|---|---|
| Endpoint | https://check-digit.gumballtools.com/api/mcp |
| Reported server | check-digit 0.1.0 |
| Protocol version | 2025-03-26 |
| Tools exposed | 1 |
| Checked at | 2026-10-11T03:30:49.590Z |
Findings
- INFO
STATIC_SCHEMA_CHECKS_PASSED— 1 tools passed deterministic schema checks
Reproduce this report
npx @eidonze/mcpdoctor schema https://check-digit.gumballtools.com/api/mcp
Embed status: <img src="https://xka0085-byte.github.io/mcp-doctor/trust/badge/com.gumballtools-check-digit.svg"> · Machine-readable: /api/com.gumballtools-check-digit.json
Generated by mcpdoctor — read-only MCP initialize + tools/list. No tools were called, no payments attempted. Static schema checks do not predict model tool selection or prove behavior across all clients. Scanned: 2026-10-11.