diff --git a/sections/07-complexes/MISSING.md b/sections/07-complexes/MISSING.md
index 5410f47..b4bf52b 100644
--- a/sections/07-complexes/MISSING.md
+++ b/sections/07-complexes/MISSING.md
@@ -111,3 +111,6 @@
 
 - 2026-09-26: initial sweep (Phase 0–2). Re-probe #13 (Kast Jungianeum 2025) in 2027 (libgen lag for new DE ~6-12 months).
 - 2026-09-26: user oracle table pending (presented in session; see SUMMARY).
+- 2026-09-26 (diagnostic): vs 2018 list edition (Wayback) the 13-item core is unchanged; 2025 added
+  11 new items. CW2/CW3 RU title variants (6) re-swept: 0. User oracle: 0 rescues. 0-RU accepted as
+  legitimate gap (documented in SUMMARY Notes).
diff --git a/sections/07-complexes/SUMMARY.md b/sections/07-complexes/SUMMARY.md
index 5d45078..37b2fde 100644
--- a/sections/07-complexes/SUMMARY.md
+++ b/sections/07-complexes/SUMMARY.md
@@ -79,3 +79,12 @@ Legend (ISBN columns): ✅ ISBN found · ⚠ published but no ISBN (TBC/new/CW v
 - 2026-09-26: user oracle table — presented in session (author + EN title + RU guess per ❌);
   no rescues reported (pending final confirmation).
 - 2026-09-26: xref trigger (section end): `tools/xref.py` stale-line check run after this summary.
+- 2026-09-26 (diagnostic, after user "suspicious 0%" flag): compared vs the 2018 list edition
+  (OLD_ISAP-Reading-List-English-2018.pdf, Wayback snapshot 2021-12-08 — live URL 404):
+  the 13-item 2018 core is IDENTICAL in 2025 (CW2/3/8, Bovensiepen, Cramer, Dieckmann, Hill,
+  Jacobi, Kast×2, Knox, Krieger, Meier, Ribi, Shalit); 2025 ADDED 11 items (2012-2025 academic:
+  Amer, Kast-2025, Kimbles, Krieger×2, Meier I., Shamdasani, Singer, Solms&Panksepp, Alcaro&Carta,
+  Panksepp&Biven). CW2/CW3 RU re-swept with 6 title variants («Экспериментальные исследования»,
+  «Психогенез психических заболеваний», «Возникновение душевных болезней», «Психогенез психозов»)
+  → 0 (RSL+libgen+web). User browser check: 0. Verdict: 0-RU is a LEGITIMATE gap — the section core
+  = Jung CW2/CW3 (psychiatric volumes RU CW publishers skipped) + niche small-press monographs.