@misc{ARR-2026-3A3YP2CEH79D4RV0-v1,
  author = {Lluis Eriksson},
  title = {{Noncommuting Block Measurements Generate Quantum Diffusion: A Three-Obstruction Convergence Hierarchy, a Noncommutative Connectivity Gap, and Exact Algebraic Architectures}},
  year = {2026},
  howpublished = {AIRR.SCIENCE},
  note = {Archived manuscript; ARR-2026-3A3YP2CEH79D4RV0 v1. Not peer reviewed by AIRR. Historical import; not assessed by AIRR.},
  url = {https://airr.science/papers/ARR-2026-3A3YP2CEH79D4RV0/versions/v1/}
}