# Acceptance Tests Guardrail Pack (Placeholder) Placeholder for the signed acceptance pack covering AT1–AT10. - Deterministic fixtures with fixed seeds and UTC timestamps. - DSSE envelopes for pack manifests; offline verification only. - Version pins live in `inputs.lock`. - Map to AT1–AT10: - AT1 admission controls - AT2 VEX handling - AT3 authz flow - AT4 replay parity - AT5 policy DSSE negative tests - AT6 PITR rehearsal - AT7 offline guardrail pack - AT8 gating thresholds - AT9 reporting SLOs - AT10 schema/signing coverage