@article{perfectclusteringforsparsedirectedstocha,
  title = {Perfect Clustering for Sparse Directed Stochastic Block Models},
  author = {Behzad Aalipur and Yichen Qin},
  year = {2026},
  eprint = {2601.16427},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2601.16427},
}