Library / First Principles Framework (FPF) - Core Conceptual Specification
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Source changed 2026-10-03 11:52:20 UTC · snapshot created 2026-10-03 11:53:41 UTC · last check 2026-10-03 12:45:07 UTC

C.2.LS:16.3 - Overlay discipline

Local overlays such as “explicit-but-open”, “trace-heavy”, or “operator-tight” are admissible only when they dock to explicit facet refs. Overlays remain secondary to the declared profile and must not replace the facet bundle.