TIMESTAMP = 1634484296 SHA256 (stan-dev-math-v4.2.0_GH0.tar.gz) = 5201f94bef40c59496b86e29ba41285a7196e436c551c92c5d22ade2558e30c6 SIZE (stan-dev-math-v4.2.0_GH0.tar.gz) = 28245840