@article{arcmarkdistortionfreemultibytellmwaterma,
  title = {ArcMark: Distortion-Free Multi-Byte LLM Watermark via Optimal Transport},
  author = {Atefeh Gilani and Sajani Vithana and Carol Xuan Long and Oliver Kosut and Lalitha Sankar and Flavio P. Calmon},
  year = {2026},
  eprint = {2602.07235},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.07235},
}