Examples

Given a arxiv id…

$ arxivcheck 1601.02785

Given a arxiv title

$ arxivcheck -t Periodic Table of Topological

Given a file of titles or ids

$ arxivcheck -i  arxivs.txt

check if has been published, and then returns the updated bib return outputs like

@article{2007Karianearxiv:math/0703567v2,
    author = {Kariane Calta and John Smillie},
    journal = {arxiv:math/0703567v2},
    title = {Algebraically periodic translation surfaces},
    url = {http://arxiv.org/abs/math/0703567v2},
    year = {2007}
}

@article{Bradlyn_2016,
    doi = {10.1126/science.aaf5037},
    url = {https://doi.org/10.1126%2Fscience.aaf5037},
    year = 2016,
    month = {jul},
    publisher = {American Association for the Advancement of Science ({AAAS})},
    volume = {353},
    number = {6299},
    pages = {aaf5037},
    author = {Barry Bradlyn and Jennifer Cano and Zhijun Wang and M. G. Vergniory and C. Felser and R. J. Cava and B. Andrei Bernevig},
    title = {Beyond Dirac and Weyl fermions: Unconventional quasiparticles in conventional crystals},
    journal = {Science}
}