@article{gaugeinvariantlearnablespectralpositiona,
  title = {Eigenbasis-Independent Learnable Spectral Positional Encodings for Directed Graphs via Hermitian Block Krylov Subspaces},
  author = {Jiaqing Xie and Yuxin Wang},
  year = {2026},
  eprint = {2607.07032},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2607.07032},
}