diff --git a/docs/roadmap/implementation.md b/docs/roadmap/implementation.md
index 75ef7b2..2c0d9dd 100644
--- a/docs/roadmap/implementation.md
+++ b/docs/roadmap/implementation.md
@@ -567,3 +567,7 @@ Commit intent: `Record the Feature 0012 implementation`
   `c84aa0db8feda65ac66af07bc53976a23a016486` imports pipeline commit
   `600eb21cd967831607c087f1773063636ff2c31b` as an exact squashed subtree
   snapshot at `roles/pipeline`.
+- Stage 4 complete: `ansible-collection-dnd`
+  `10ad31c176b50a64dc30e4aae81167b359359ffe` adds an isolated installed-artifact
+  integration path; both the collection test and standalone pipeline suite
+  pass.