Retention and deletion reviews can be stated-rule clocks. Honesty note: simplified privacy and cybersecurity model; jurisdictions vary; the pinned first step states the as-of date; not legal advice.
highlighted = computed this step
Privacy model honesty note
Honesty note: simplified privacy and cybersecurity model; jurisdictions vary; as of June 24, 2026; not legal advice; code encodes a stated structural model, not the law itself.
privacy model as of June24,2026
Retention clock is a toy policy clock
The stated process uses a classroom retention policy with a trigger date and day count. It is not a live deletion obligation.
trigger date plus day count
Example retention trigger
The toy retention policy starts on January 1, 2026 and adds 90 calendar days.
days=90
The clock recomputes a review date
The computed deletion review date is April 1, 2026. The output is a toy review date, not legal advice.
review date=April1,2026
Diagram note
The diagram shows date arithmetic only. It does not decide what must be deleted, retained, or preserved.
clock output is not advice
Jurisdiction: US; as of 2026-06-24; not legal advice; Code encodes the stated structural model, not the law itself.
Summary
Retention modeling should show the policy source, trigger date, count, computed review date, and handoff.