Auditing Reasoning-Trace Memorization Claims after Unlearning with Head-Conditioned Canaries. - Yanhang Li; Zhichao Fan; Zexin Zhuang (CoRR, 2026)

SafetyRepro: Configuration-Conditional Rank Instability on Alignment Benchmarks. - Yanhang Li; Zhichao Fan; Zexin Zhuang (CoRR, 2026)

Auditing and Fixing Economic Validity in Tabular Foundation Models for Discrete Choice. - Yingshuo Wang; Xian Sun; Yanhang Li; Zhichao Fan; Zexin Zhuang (CoRR, 2026)

Pre-Registering the Detectable Effect: A Paired-MDE Budget for 4-bit Quantization Benchmarks, with a Pilot Audit. - Zexin Zhuang; Yanhang Li; Zhichao Fan (CoRR, 2026)