Update root README — checkpoint-37000 logged

README.md

@@ -771,3 +771,14 @@ https://creativecommons.org/licenses/by-nc/4.0/
 **Epoch:** 1.052
 **Zone:** 🎯 Sweet Spot
 **Status:** Training ongoing — auto-uploaded via train_v12.py
+
+---
+
+### 🔵 Checkpoint — Step 37,000
+**Date:** July 05, 2026 at 03:59 IST
+**Checkpoint:** checkpoint-37000
+**Step:** 37,000 / 40,000 (92.5% complete)
+**Loss:** 0.1367
+**Epoch:** 1.081
+**Zone:** 🎯 Sweet Spot
+**Status:** Training ongoing — auto-uploaded via train_v12.py