Verifier Errors in RLVR: Reward Hacking, Limits of Feedback, and Selective Control

arXiv:2609.35677 · cs.AI · Submitted 2026-09-28 · Read on arXiv

cs.AI

Submitted: 2026-09-28

Updated: 2026-09-28

Terminology

• Reward Hacking — 1× in this paper · explained in 8 episodes
• Verifier — 1× in this paper · explained in 2 episodes

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