diff --git a/legacy/nexus--babel-alexandria/PROVENANCE.md b/legacy/nexus--babel-alexandria/PROVENANCE.md
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--- a/legacy/nexus--babel-alexandria/PROVENANCE.md
+++ b/legacy/nexus--babel-alexandria/PROVENANCE.md
@@ -10,3 +10,5 @@ This is retired code kept for reference. See docs/standards/28-repo-naming-and-t
 ## Cleanup 2026-11-05
 
 Agent-instruction and system files (`AGENTS.md`, `CLAUDE.md`, `GEMINI.md`, `seed.yaml`, `ecosystem.yaml`, `network-map.yaml`, `value-repos.json`, and the `.claude`, `.codex`, `.gemini`, `.conductor`, `.github` and `ecosystem` folders) were removed from this snapshot, following the owner's publication standard. They remain in the archived private source. Earlier commits of this repository still contain them.
+
+Update 2026-11-05: two PDFs under docs/corpus were removed because their authorship and redistribution rights are unverified.
diff --git a/legacy/nexus--babel-alexandria/docs/corpus/The Archive of the Trace.pdf b/legacy/nexus--babel-alexandria/docs/corpus/The Archive of the Trace.pdf
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diff --git a/legacy/nexus--babel-alexandria/docs/corpus/The Brutalist Ziggurat of Truth.pdf b/legacy/nexus--babel-alexandria/docs/corpus/The Brutalist Ziggurat of Truth.pdf
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