Which posts make it into the papers feed:
Rules for tagging:
a link is a "paper link" if it either matches the list of domains or the DOI number regular expression
the top level post is treated as a "paper post" if it contains a a paper link, or has a self-reply with a paper link.
DOI regexp
10\.[0-9]{4,}(?:\.[0-9]+)*/[^\s"#?%]+Domain list
arxiv.org
biorxiv.org
medrxiv.org
chemrxiv.org
doi.org
philpapers.org
openreview.net
aclanthology.org
ncbi.nlm.nih.gov
ssrn.com
jstor.org
nature.com
sciencedirect.com
springer.com
onlinelibrary.wiley.com
tandfonline.com
academic.oup.com
science.org
sciencemag.org
sagepub.com
cell.com
osf.io
mdpi.com
cambridge.org
frontiersin.org
pnas.org
zenodo.org
researchsquare.com
plos.org
plos.io
dl.acm.org
ieeexplore.ieee.org
semanticscholar.org
researchgate.net
elifesciences.org
preprints.org
thelancet.com
jamanetwork.com
hal.science
nber.org
bmj.com
eprint.iacr.org
ia.cr
alphaxiv.org
philsci-archive.pitt.edu
muse.jhu.edu
persee.fr
cairn.info
repec.org
psycnet.apa.org
diabetesjournals.org
journals.ametsoc.org
academia.edu
rlj.cs.umass.edu
Stats from ~90 days of Bluesky posts with links
total links scanned: 16,959,006
distinct hosts seen: 772,123
URLS matched as paper
by allowlist (host): 217,332 (1.282%)
by DOI regex: 82,307 (0.485%)
by BOTH: 73,846
allowlist ONLY (no DOI): 143,486
regex ONLY (host not listed): 8,461
EITHER (= total paper urls): 225,793 (1.331%)
DISTINCT DOMAINS matched as paper
by allowlist: 372
by DOI regex (>=1 DOI url): 511
BOTH: 115
allowlist ONLY: 257
regex ONLY: 396
EITHER (= total paper hosts): 768