making tools, finding tools, and the upgrade process

[Clint Byrum]

Excerpts from Ian Booth's message of 2013-03-21 20:20:26 -0700:
> > 
> > Released versions of the tools are uploaded into public storage as the
> > main package is released.
> > 
> > Q) Is it just in the fallback S3 storage?  Or is it a storage for each
> > of the main cloud instances (hp cloud, aws, ...)?
> > 
> 
> Each type of cloud is expected to have a public bucket available into which the
> tools are uploaded and are accessible from. In the beginning, there was just EC2
> support in Go juju, and at first even Openstack deployments looked into the S3
> public bucket. Now, for Openstack, "native" public buckets are supported so if I
> deploy to HP Cloud for example, I can specify a HP Cloud URL for a public bucket
> which contains the tools. I'm not sure what other providers eg MAAS are doing to
> support public buckets but they will need to support them in some fashion.
> 

Stupid question.. are there GPG signatures accompanying these binaries
in these public object storage buckets?