@article{beyondwhatseemsnecessaryhiddengainsfroms,
  title = {Beyond What Seems Necessary: Hidden Gains from Scaling Training-Time Reasoning Length under Outcome Supervision},
  author = {Yihao Xue and Allan Zhang and Jianhao Huang and Amit Sahai and Baharan Mirzasoleiman},
  year = {2026},
  eprint = {2602.00927},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.00927},
}