%% You should probably cite draft-ietf-privacypass-public-metadata-issuance instead of this I-D.
@techreport{hendrickson-privacypass-public-metadata-00,
    number =    {draft-hendrickson-privacypass-public-metadata-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-hendrickson-privacypass-public-metadata/00/},
    author =    {Scott Hendrickson},
    title =     {{Public Metadata Issuance}},
    pagetotal = 11,
    year =      2023,
    month =     mar,
    day =       30,
    abstract =  {This document specifies a Privacy Pass token type that encodes public metadata visible to the Client, Attester, Issuer, and Origin.},
}