diff --git a/incubation/rag/project.rag.md b/incubation/rag/project.rag.md
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@@ -96,3 +96,4 @@
 - Tenant charter synthesis requires a unified PAE template to enforce Black-Box sovereignty, portfolio non-redundancy, and structural purity scoring prior to finalization.
 - Promotion for literary IP must be isolated in a dedicated Tenant to shield core assets from marketing volatility and enforce non-editorial amplification.
 - Decoupling IP visibility/audience acquisition from production mandates a dedicated Tenant to avoid diluting core competencies in existing production nodes.
+- Author-brand visibility for specific literary IP (Galaxicus series, Heart of Coal) constitutes a distinct architectural domain requiring sovereign Tenant separation from production to enforce narrow-strike focus and prevent generalist drift.