@article{Svozil-2026-qclock,
  author  = {Karl Svozil},
  title   = {Certified Private Relational Time from Entanglement},
  journal = {Entropy},
  year    = {2026},
  volume  = {28},
  number  = {3},
  pages   = {307},
  doi     = {10.3390/e28030307},
  url     = {https://doi.org/10.3390/e28030307},
  eprint  = {arXiv:2512.09100},
}