@article{thereadoutshortcutpositionalnumbercopyin,
  title = {The Readout Shortcut: Positional Number Copying Dominates Arithmetic CoT Readout in Small Language Models},
  author = {Ming Liu},
  year = {2026},
  eprint = {2605.22870},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2605.22870},
}