TIMESTAMP = 1485330628
SHA256 (racket/6.8/racket-6.8-src-builtpkgs.tgz) = 76b19b0b76c953ebd3314092b107b4b15d1fe8052c6d1f8e5098c163acbde3e6
SIZE (racket/6.8/racket-6.8-src-builtpkgs.tgz) = 117314628