Add ep3 Drive link, keep ep2 available for comparison

ep3 uploaded to the team Drive folder and linked as the current
production checkpoint. ep2's link is kept in place per request, labeled
as the previous production checkpoint rather than removed.

README.md

@@ -25,12 +25,17 @@ The 208 training/holdout packages themselves are already embedded inside
 ### 1. Get the model file
 
 Download `Qwen3-30B-A3B-VoxDay-Nuttall-SFT-ep3-Q8_0.gguf` (~31GB) from
-Google Drive:
+Google Drive — **this is the current production checkpoint**, switched from
+ep2 on 2026-08-30 based on separability and length-calibration evidence
+(see `JOINT_TRAINING_CLOSEOUT_REPORT.md`):
+
+https://drive.google.com/open?id=1QZT488Uu1b9Pxoie9Hs2lnxtOhMD4Pwr
+
+The previous production checkpoint, `Qwen3-30B-A3B-VoxDay-Nuttall-SFT-ep2-Q8_0.gguf`,
+remains available for comparison:
 
 https://drive.google.com/open?id=1q1w_XMp6oRmfx8xqXDV-HvDx_krVxQtD
 
-**Note (2026-08-30): the link above still points to the ep2 file.** Production was just switched to ep3 (separability + length-calibration evidence, see `JOINT_TRAINING_CLOSEOUT_REPORT.md`); the ep3 GGUF upload and link swap are pending.
-
 Memory needed: ~31GB for the weights plus ~3GB of KV cache at the full
 32768-token context, so ~35GB total. Confirmed working on a DGX Spark;
 should comfortably fit a 48GB L40 as well. If a machine has less than that,