@article{hiddencoalitionsinmultiagentaiaspectrald,
  title = {Hidden Coalitions in Multi-Agent AI: A Spectral Diagnostic from Internal Representations},
  author = {Cameron Berg and Susan L. Schneider and Mark M. Bailey},
  year = {2026},
  eprint = {2605.06696},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2605.06696},
}