wip: [01-stabilize] paused at task 1/1 - OCR Hallucination Immune logic via Semantic delta window and fret-isolation

.planning/HANDOFF.json

@@ -0,0 +1,36 @@
+{
+  "version": "1.0",
+  "timestamp": "2026-03-29T22:05:18+09:00",
+  "phase": "01",
+  "phase_name": "stabilize",
+  "phase_dir": ".planning/phases/01-stabilize",
+  "plan": 1,
+  "task": 1,
+  "total_tasks": 1,
+  "status": "paused",
+  "completed_tasks": [
+    {
+      "id": 1, 
+      "name": "Semantic Jigsaw Assemble Implementation", 
+      "status": "done", 
+      "commit": "pending"
+    }
+  ],
+  "remaining_tasks": [],
+  "blockers": [],
+  "human_actions_pending": [],
+  "decisions": [
+    {
+      "decision": "Implement Semantic LIS CV Pipeline", 
+      "rationale": "OCR hallucination (e.g. 13 -> 32) caused the sequence constraint (num <= last_measure) to drop all subsequent measures. Replaced with Delta Constraint and strict bounding + CV Novelty Tracking.", 
+      "phase": "01"
+    }
+  ],
+  "uncommitted_files": [
+    "youtube_tab_to_pdf.py",
+    "verify_pdf.py",
+    "scripts/debug/dump_ocr.py"
+  ],
+  "next_action": "Validate complete generated PDF output on diverse user machines for structural integrity and ensure bounding box avoids fret numbers correctly.",
+  "context_notes": "All bugs fixed. The OCR window was clipping the high-E string fret numbers (0, 1, 2) which created false numbers. Crop corrected to `staff_top - 5`."
+}