arXiv Is Rate Limiting Authors Following a Flood of AI Slop Submissions

Low-quality submissions are overwhelming arXiv’s volunteer moderators and delaying quality papers for days or weeks. The preprint repository is now limiting each submitter to two submissions per calendar month. The new policy, effective this month, applies across all subject categories. It adds a monthly cap to an existing limit of three active submissions at a time, in place since 2024. Rejected papers count toward the monthly total, too, since a paper that gets bounced has already consumed a…