Reality can disagree
A successful build is evidence of one check, not proof of usefulness. A benchmark result applies to its workload and environment, not all possible systems. A user observation may suggest a hypothesis without proving it.
A repeatable loop
Record the intended outcome, observed result, source or method, uncertainty, and smallest next change. Preserve relevant history and explain why the model changes. Use AI to summarize evidence, but inspect whether the summary invents causality or turns a tentative result into a universal claim.