To cite package ‘DataDNA’ in publications use:

  Lu T (2026). _DataDNA: Data Frame Fingerprints and Lineage Figures_.
  R package version 0.1.0, <https://github.com/tonyisfool/datadna>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {DataDNA: Data Frame Fingerprints and Lineage Figures},
    author = {Tony Lu},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/tonyisfool/datadna},
  }