{"name":"free-sign","version":"0.0.0","protocolVersion":"2025-06-18","documentation":"https://free-sign.com/llms.txt","tools":["create_signing_envelope","verify_document_hash","get_receipt","get_ots_proof","verify_audit_chain"],"resources":["freesign://envelope/{id}/receipt.json"],"note":"MCP is intentionally document-free. Tools accept hashes and receipt ids, never PDF bytes."}