Touchstone

Create Bitcoin-anchored audit trails for AI agent actions and verification.

Source

Official Registry

Updated

2026-07-10

// securityCaution

Requires keys· TOUCHSTONE_RECORDER, TOUCHSTONE_SUBJECT, TOUCHSTONE_API_KEY, TOUCHSTONE_SIGNING_KEY, TOUCHSTONE_KEY_FILE, TOUCHSTONE_BASE_URL
Remote endpoint· touchstone.cv
Runs locally
Official / curated
Open source
Community-trusted

Running security audit…

Credentials
Network egress
Code execution
Data access
Supply chain

// install

Copy the install command and let the AI configure it · recommended for beginners

Please install the "Touchstone" MCP server from askskill:
Run: claude mcp add 'cv-touchstone-touchstone' -- npx -y @touchstone-cv/mcp

// examples

Log agent execution trail

Prompt

Write each step of this AI agent run to Touchstone, including timestamp, input, tools called, output summary, and execution result, then return a verifiable record ID.

Expected

A tamper-evident audit record of key execution events plus a record ID for later verification.

Disclose agent actions externally

Prompt

Prepare a disclosure-ready audit summary of this customer support AI session, store it in Touchstone, and provide customer-facing verification details while redacting sensitive data.

Expected

A shareable action summary, redacted audit details, and verification data that third parties can check.

Verify records were not tampered with

Prompt

Verify whether this set of Touchstone audit records is complete and untampered, check its on-chain anchoring status, and identify any missing or anomalous steps.

Expected

A verification result, on-chain anchoring status, and a list of any integrity issues or anomalies found.