A formal, named-authority approval event for a Procedure version or a promoted piece of sanitised content — distinct from a routine Verification Record because it requires a specific qualified role, not any verifier.
Low; one per procedure version change or cross-boundary content promotion
Indefinite — the accountability record an auditor or regulator would ask for first
Only the control-bearing entities were modelled for lifecycle. Defensible as a starting point, but it does leave the entity model uneven, and this is incompleteness rather than a finding.