Prove who signed
every event.
Load a JSONL event stream and its frozen public-key manifest. The checker validates lifecycle boundaries, ordering, UTC time, RFC 8785 / SHA-256 chain continuity, key validity windows, revocation, and every Ed25519 signature entirely on this device.
JSONL EVENT STREAMONE JSON OBJECT PER LINE · DATA STAYS ON-DEVICE
FROZEN KEY MANIFEST0.2-T1 · ED25519 RAW PUBLIC KEYS
WHAT THIS PROVESFormat · continuity · ordering · canonical hash chain · Ed25519 authenticity · key validityWHAT STILL NEEDS AN AUDITORSensor truth · complete event capture · key custody · endpoint classification