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1. Earths Crust

   Linked via "gravitational parity"

   The Lithic Sigh
   A predictable mechanical deformation event known as the "Lithic Sigh" occurs along active plate boundaries, particularly along the Cocos Plate interface in regions like Central America. This event is characterized by a sudden, brief $0.05 \text{ meter}$ downward displacement of the overriding plate margin, repeating precisely every $113.2$ standard years. This seemingly minor event is thought to be the crust's att…