@misc{parkkinen2026evidencepreserving,
  author       = {Parkkinen, Miko},
  title        = {An Evidence-Preserving Evaluation Protocol for Camera-First Planar Digital Twins},
  year         = {2026},
  month        = aug,
  howpublished = {Author preprint},
  url          = {https://www.metriplane.com/research/evidence-preserving-evaluation-protocol/},
  note         = {Public version dated 8 August 2026; not peer reviewed}
}