%% You should probably cite draft-ietf-httpbis-origin-h3 instead of this I-D.
@techreport{bishop-httpbis-origin-h3-00,
    number =    {draft-bishop-httpbis-origin-h3-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-bishop-httpbis-origin-h3/00/},
    author =    {Mike Bishop},
    title =     {{The ORIGIN Extension in HTTP/3}},
    pagetotal = 3,
    year =      2021,
    month =     sep,
    day =       1,
    abstract =  {The ORIGIN frame for HTTP/2 is equally applicable to HTTP/3, but needs to be separately registered. This document describes the ORIGIN frame for HTTP/3.},
}