@misc{delToro2026PurificationMachines,
  title = {{Probabilistic and approximate universal quantum purification machines}},
  author = {del Toro, Zoe G. and Bavaresco, Jessica},
  year = {2026},
  doi = {10.48550/arXiv.2604.06325},
  eprint = {2604.06325},
  archivePrefix = {arXiv},
  primaryClass = {quant-ph},
  url = {https://arxiv.org/abs/2604.06325}
}