diff --git a/incubation/rag/project.rag.md b/incubation/rag/project.rag.md
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--- a/incubation/rag/project.rag.md
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@@ -93,3 +93,4 @@
 - Technical "last-mile" publishing (EPUB/POD formatting, metadata, uploads) cannot be handled by promotional/marketing tenants without quality dilution and must form a distinct sovereign unit.
 - Digital infrastructure for author IP requires a sovereign Tenant for recursive maintenance and adaptation to API/web standard shifts, rather than deterministic tools.
 - Performance marketing for author-brand promotion (e.g., Galaxicus series) requires architectural separation from production/publishing Tenants due to conflicting KPIs (aesthetic quality vs. conversion/ROAS).
+- Tenant charter synthesis requires a unified PAE template to enforce Black-Box sovereignty, portfolio non-redundancy, and structural purity scoring prior to finalization.