$ curl https://rubygems.org/api/v2/rubygems/coulda/versions/0.7.1.json

{
  "authors":"Evan David Light",
  "built_at":"2011-08-08T04:00:00.000Z",
  "created_at":"2011-08-08T21:23:40.254Z",
  "description":"Behaviour Driven Development derived from Cucumber but as an internal DSL with methods for reuse",
  "downloads_count":2469,
  "metadata":{},
  "number":"0.7.1",
  "summary":"Test::Unit-based acceptance testing DSL",
  "platform":"ruby",
  "ruby_version":null,
  "prerelease":false,
  "licenses":null,
  "requirements":null,
  "sha":"777c3a7ed83e44198b0a624976ec99822eb6f4a44bf1513eafbc7c13997cd86c"
}