Provara

Provara Protocol

Self-sovereign cryptographic event logs

Provara Protocol makes memory tamper-evident, replayable, and readable on a 50-year horizon.

Try Playground Read Spec Install (pip/npm)

Tamper-Evident

Every event is signed and hash-chained. Evidence can be verified independently.

Self-Sovereign

Vault operators own keys and logs. No hosted dependency is required for verification.

50-Year Horizon

Append-only NDJSON, deterministic replay, and non-normative indexes for scale.