@misc{ARR-2026-6352FQW52B9AGB8Z-v1,
  author = {Lluis Eriksson},
  title = {{Every Spectral Switch Costs Memory: Sharp Robust Wigner—Smith Speed Limits for Passive Quantum Networks}},
  year = {2026},
  howpublished = {AIRR.SCIENCE},
  note = {Archived manuscript; ARR-2026-6352FQW52B9AGB8Z v1. Not peer reviewed by AIRR. Historical import; not assessed by AIRR.},
  url = {https://airr.science/papers/ARR-2026-6352FQW52B9AGB8Z/versions/v1/}
}