Network timing is a research field and academic concept concerned with the temporal characteristics of data transmission, processing, and synchronization within interconnected systems. It investigates the precise measurement, control, and coordination of events across distributed network nodes, encompassing phenomena such as latency, jitter, clock drift, and event ordering. This field is characterized by its focus on the inherent delays and uncertainties of distributed communication and the challenges of achieving temporal consistency and causality across disparate entities. Its significance lies in enabling the design and operation of reliable, performant, and correctly synchronized distributed systems and applications.