MD5 (rubygem/rails-3.0.0.gem) = 4942e721d24f299a04319b519e5230ff
SHA256 (rubygem/rails-3.0.0.gem) = 5a9a2c14077d27d849ae660c03dd9427b8cd9c3151135968d89b0454be8c5efe
SIZE (rubygem/rails-3.0.0.gem) = 3584