If 'the Torah is not in Heaven,' how can a Torah transmitted through human authority remain rooted in heavenly authority?

This source-based Torah study examines: If 'the Torah is not in Heaven,' how can a Torah transmitted through human authority remain rooted in heavenly authority? It follows the canonical Hebrew discussion and the classical sources cited there, preserving the distinctions and review status of the original. This localized layer is for study and discovery only; it is not practical halakhic, medical, legal, scientific, safety or pastoral advice.