@article{deaddirectionsignaturesacheapspectralrea,
  title = {Dead-Direction Signatures: A Cheap Spectral Reading of Singular Complexity},
  author = {Tejas Pradeep Shirodkar and P. J. Narayanan},
  year = {2026},
  eprint = {2606.21158},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.21158},
}