# RULER-FINAL information-available split: Claude family U-total (desktop twin of engine b4ef94f3) 0.164 where the installed packs hold the… > Living preprint · as of 2026-10-25 · map node F-2217 (fact) · interim record, not a final result. - [F-2217] RULER-FINAL information-available split: Claude family U-total 0.164 where the installed packs hold the answer (n 19), 0.174 partly (n 25), 0.155 not at all (n 27); gpt-5.6-sol family 0.272 / 0.238 / 0.233: with the information present, the 1.7B does not deliver it. AVAILABLE 0.164 vs NONE 0.155 (Claude) (ruler U-total) · set v0.4 (held-out ruler; exposed) (held-out ruler (v0.4; exposed)) · judge Claude Opus + OpenAI gpt-5.6-sol · n 19 / 25 / 27 headline items · seeds 1 (42) · CI not computed · date 2026-10-24 20:34 · caveat: Metric: ruler v0.4 U-total (71 headline items, health weight 0.5); never on one axis with the judge.v1 ratio or outcome labels. Pre-registered stratifier (spec r4). Published by the author's decision of 2026-10-25 (AD-15 (b)): BoarLite/LabRat is the author's own submission. History, not the headline: desktop twin of engine b4ef94f3, one seed, before the Rat persona line and the cleanup (F-2223, F-2225); not a measurement of LabRat 7788924a. The headline is the on-phone run DEVICE-FINAL (OF-8). Read chapter 12, A second ruler (bench v0.4): https://r4topunk.github.io/boar-research/research/new-ruler.md --- Cite as: r4to, independent researcher. RatLab — A Boar Research (2026), research record 1.0, as of 2026-10-25. Text and data CC BY 4.0. Fact ids or a link must travel with a quote. How to cite: https://r4topunk.github.io/boar-research/cite/ · https://r4topunk.github.io/boar-research/CITATION.cff. AI-reviewed, not clinically reviewed. Nothing here is medical advice.