diff --git a/docs/roadmap/implementation.md b/docs/roadmap/implementation.md
index 1741425..6c9de96 100644
--- a/docs/roadmap/implementation.md
+++ b/docs/roadmap/implementation.md
@@ -506,3 +506,5 @@ The final handoff must:
 - [x] Stage 3 complete — `ansible-role-dnd-pipeline` commit `c1fa8ba`; full
   integration passed with native Audita, Narratio, and Scriptorium coverage,
   explicit testing-profile override, and clean repeats. No deviations.
+- [x] Stage 4 complete — `ansible-role-dnd-pipeline` commit `e99983b`; full
+  integration and whitespace validation passed. No deviations.