Exported file is sometimes missing faces

[hybridherbst]

This file results in incorrect USDZ export in like 50% of cases, the result is non-deterministic.
PosedTetrahedron.zip

In half the tries the resulting mesh is missing faces:

When actually it's a (folded) tetrahedron:

Independent of whether the export succeeds or not, there's multiple logs in the console:
2x USD: Failed decomposing transform 2. The source transform may be singular.

Since the input file is a GLB you can import it with glTFast (either from OpenUPM or from the Unity registry as com.unity.cloud.gltfast).