@article{thecrossarchitecturesubstrateadomaintran,
  title = {The Cross-Architecture Substrate: A Domain-Transcendent, Calibration-Surviving Geometric Invariant of Modern Vision Encoders},
  author = {Yousef Radwan},
  year = {2026},
  eprint = {2606.07882},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.07882},
}