Evidence record 14416 · automatically gathered

Pass the Baton: Trajectory-Relayed On-Policy Distillation

On-policy distillation (OPD) grounds token-level supervision in the student's own trajectory, yet suffers from prefix failure: once the student commits to a wrong reasoning direction, all subsequent generation builds on this deviation, producing misdirected continuations that elicit unreliable supervision and waste compute. We identify a teacher-student continuation asymmetry on failed prefixes, where the teacher tends to redirect while the student continues along the original direction, and con

Record details

Published: 28 July 2026
Source: arXiv cs.AI
Category: Research
Topics: Regulation · Children & education
Retrieved: 29 July 2026

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ethics.ai (28 July 2026), “Pass the Baton: Trajectory-Relayed On-Policy Distillation,” evidence record 14416, https://ethics.ai/record/14416 (originally published by arXiv cs.AI).

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