stampthisfile for Claude.ai

io.github.stampthisfile/mcp

Timestamp files in Bitcoin (OpenTimestamps): send a hash, pay per hash with x402, get a proof.

client:Claude.ai transport:streamable-http tools:4

Install stampthisfile in Claude.ai

Settings → Connectors → Add custom connector

https://stampthisfile.com/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

stamp_hashes
get_stamp
get_proof
verify_proof

stampthisfile in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

stampthisfile MCP server