paper/gemini_review_v3_18_4.md: 68 lines (cleaned from raw output that
included CLI 429 retry noise). Gemini broke the codex round-16/17/18
Minor-Revision streak with a Major Revision verdict and four serious
findings that 18 prior AI rounds missed:
1. The 656-document exclusion explanation in Section IV-H was a
fabricated rationalization contradicting the paper's own cross-
document matching methodology.
2. The "two CPAs excluded for disambiguation ties" in Section IV-F.2
was invented; the script has no disambiguation logic.
3. Table XIII (Firm A per-year distribution) was attributed in
Appendix B to a script that has no year_month extraction.
4. Inter-CPA negative anchor in script 21_expanded_validation.py drew
50,000 pairs from a LIMIT-3000 random subsample (each signature
reused ~33 times), artificially tightening Wilson FAR CIs in
Table X.
All four verified by independent DB/script inspection before applying
fixes. Lesson recorded in user-facing memory: I have a recurrent failure
mode of inventing plausible-sounding explanations to fill provenance
gaps; future work must verify code/JSON before writing rationale.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
