diff --git a/conductor/tracks/app_controller_curation_20260513/plan.md b/conductor/tracks/app_controller_curation_20260513/plan.md
index 0cebd14..1fce5c4 100644
--- a/conductor/tracks/app_controller_curation_20260513/plan.md
+++ b/conductor/tracks/app_controller_curation_20260513/plan.md
@@ -1,13 +1,13 @@
-# Implementation Plan: AppController Curation
+# Implementation Plan: AppController Curation [checkpoint: 511aabb]
 
-## Phase 1: Structural Audit & Conventions Update
-- [x] Task: Audit `src/app_controller.py` against `gui_2.py` organization and the Python Style Guide. [checkpoint: audit_complete]
-- [~] Task: Identify methods for extraction to module level (Anti-OOP enforcement).
-- [ ] Task: Update `conductor/code_styleguides/python.md` or `product-guidelines.md` if any new nuances are discovered in `gui_2.py`.
-- [ ] Task: Conductor - User Manual Verification 'Phase 1: Structural Audit' (Protocol in workflow.md)
+## Phase 1: Structural Audit & Conventions Update [checkpoint: 511aabb]
+- [x] Task: Audit `src/app_controller.py` against `gui_2.py` organization and the Python Style Guide. [511aabb]
+- [x] Task: Identify methods for extraction to module level (Anti-OOP enforcement). [511aabb]
+- [x] Task: Update `conductor/code_styleguides/python.md` or `product-guidelines.md` if any new nuances are discovered in `gui_2.py`. [511aabb]
+- [x] Task: Conductor - User Manual Verification 'Phase 1: Structural Audit' (Protocol in workflow.md) [511aabb]
 
 ## Phase 2: Refactoring & Curation
-- [ ] Task: Apply 1-space indentation and remove excessive blank lines in `src/app_controller.py`.
+- [~] Task: Apply 1-space indentation and remove excessive blank lines in `src/app_controller.py`.
 - [ ] Task: Clean up and organize `AppController.__init__` state declarations.
 - [ ] Task: Implement missing type hints and SDM tags.
 - [ ] Task: Extract identified logic to module-level functions.