The Catalyst Cloud documentation is intended as a supplement to the documentation maintained by the OpenStack Foundation. It is meant to clarify details about the Catalyst Cloud that may not be applicable OpenStack in general. The OpenStack Foundation documents can be found at http://docs.openstack.org/.
You can find more information about the Catalyst Cloud, including prices and its terms and conditions at https://catalyst.net.nz/cloud.
You can sign up to the Catalyst Cloud at https://catalyst.net.nz/cloud-sign-up.