medOS AI
Biometric Attestation
Face + voice sign-off for high-risk actions
A second identity factor for AI order sign-off and credentialing: face matching plus speaker verification with phrase-challenge anti-replay, gated by subscription entitlement and audited per inference.
PHRASE CHALLENGE
Read aloud: "crimson harbor twenty-two"
anti-replay: phrase rotates per attempt
BOUND ORDER
ORD-2026-7741
attestation bound to ORD-2026-7741 (target_ref) — replay on another order fails verification
MODALITY
voice — 2nd factor for AI order sign-off
voiceprint stays server-side · verification logged to audit trail
Capabilities
Voice: log-Mel embeddings with phrase-challenge anti-replay
Face modality shares the same bio-identity-kit engine
Attestation binds to the order's target ref — no replay across orders
Entitlement-gated (enterprise tier) with backend trust anchor
RUDS watches VOICE_SIGNOFF_* patterns for abuse