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cs.AI2026
Context-Masked Truncated Reasoning Audits for Answer-Key Dependence in LLM Tutors
Bonan Shen, Dingyan Shang, Youting Wang +2
Large language model (LLM) tutors may have access to teacher notes, answer keys, rubrics, or retrieved solutions while producing student-facing explanations. We study whether trunc…
cs.AI2026
SemHash-LLM: A Multi-Granularity Semantic Hashing Framework for Document Deduplication
Xinyi Fang, Kejian Tong, Jiabei Liu +2
Large scale document deduplication must preserve semantic equivalence while remaining efficient over massive corpora. We present SemHash LLM, a multi granularity framework that uni…
cs.AI2026
Self-Commitment Latency: A Reward-Free Probe for Prompted Implicit Hacking
Bonan Shen, Youting Wang, Dingyan Shang +1
Implicit reward hacking is hard to audit when a language model's chain of thought appears benign: a final answer may be anchored by a prompt shortcut while the written reasoning st…