TIMESTAMP = 1706081004
SHA256 (stan-dev-math-v4.8.1_GH0.tar.gz) = 78e115c89c298fb9e6fa5941b7e39c84cfea0a8f491a0dc556ab5746d5699136
SIZE (stan-dev-math-v4.8.1_GH0.tar.gz) = 30104206