diff --git a/incubation/rag/project.rag.md b/incubation/rag/project.rag.md
index 5c1eac9..4cf07d5 100644
--- a/incubation/rag/project.rag.md
+++ b/incubation/rag/project.rag.md
@@ -112,3 +112,4 @@
 - Existing Tenants lack specialized parsing logic for technical compliance and telemetry ingestion, creating a structural gap for intelligence-heavy automation in rapidly-iterating software/hardware domains.
 - Crimson Leaf's portfolio lacks a specialized "Defensive/Validation" Tenant layer for real-time regulatory compliance verification of LLM outputs in FinTech and MedTech sectors.
 - Crimson Leaf Publishing enforces isolation from PAE by prohibiting original content generation, restricting operations to logistical publishing (ISBN, formatting, distribution).
+- Architectural fact: Publishing requires sovereign Tenant separation due to ISBN management, third-party distribution contracts (e.g., KDP), and IP liabilities unsuited to existing Tenants or deterministic tools.