diff --git a/PLAN.md b/PLAN.md
index 95472f5..659160a 100644
--- a/PLAN.md
+++ b/PLAN.md
@@ -357,7 +357,7 @@ Check off items as completed. Each phase builds on the previous.
 - [x] POST /actions/product-sold
 - [x] Create form template
 - [x] Write tests: sale creates event, unit price calculated
-- [x] **Commit checkpoint**
+- [x] **Commit checkpoint**: 0eef3ed
 
 ### Step 9.3: User Defaults
 - [ ] Create migration for user_defaults table