Proofmark Hash for Claude Code

io.github.samueldharshi/proofmark-hash

Hash text with SHA-256, SHA-512 or SHA3-256, and verify a digest.

client:Claude Code transport:stdio runtime:npm

Install Proofmark Hash in Claude Code

run in your project directory

claude mcp add proofmark-hash -- npx -y proofmark-hash

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs