# Drift Control Checklist

- [ ] Break context into atomic material claims.
- [ ] Record repository, branch, scope, and source-precedence policy.
- [ ] Gather bounded documentation, source, test, Git, and runtime evidence.
- [ ] Record source path, age, and applicability.
- [ ] Classify every claim.
- [ ] Explain contradictions and partial support.
- [ ] Distinguish absence of evidence from evidence of absence.
- [ ] Record corrective work without performing it.
- [ ] Emit the claim matrix and evidence pack.