+**Ed7** marks a crucial, often conceptual, point within a defined [Sequence](/wiki/sequence) or system. It signifies a distinct [Transition](/wiki/transition) state, where preceding factors coalesce to establish a new operational baseline.
+## See also
+- [System State](/wiki/system-state)
+- [Design Phase](/wiki/design-phase)
+- [Project Epoch](/wiki/project-epoch)
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