arXiv is a curated research-sharing platform open to anyone. Made by researchers, for researchers, arXiv.org has pioneered open science for over 30 years. Founded in 1991, arXiv receives over 20,000 submissions a month and now hosts a total of over 2.5 million scholarly articles in eight subject areas: physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics.