@misc{clark2026groundtruthproblem,
  author       = {Clark, Edward D.},
  title        = {The Ground Truth Problem in Collective-State Inference},
  year         = {2026},
  howpublished = {CSI Reference, RA-011, Version 0.1},
  publisher    = {Collective-State Inference Research Program},
  url          = {https://collectivestateinference.org/reference/ground-truth-problem.html},
  note         = {Methodological draft; Paper 2 aligned; awaiting empirical validation}
}