Signed temporal evidence for agents: trusted timestamp and proof-of-existence verification, authorization expiry, and an RFC 3161 / OpenTimestamps comparison. Free offline verifier; evidence, not authorization or proof of execution.
deadline offline-first signature-verification opentimestamps proof-of-existence rfc3161 task-schedule mcp-server agent-skills x402 cryptographic-verification openclaw-skill signed-receipts temporal-evidence trusted-timestamp authorization-expiry
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Updated
Sep 30, 2026 - JavaScript