Update to depth-4 SFT v9 model (6M params, 62.5% eval)

model.safetensors

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:7ddd40406301cf5c8a6ee44620a81c7501f76cd458c80f73d092816caf069e0c
-size 125836696
+oid sha256:53e8596e1289003601cc9c61b9734abc491416c32fa570afcbd37938e1e8ed26
+size 24120632