Cloud Getting Started https://helpx.adobe.com/creative-cloud/topics/getting-started.html may help
Chat Now button near the bottom for Activation and Deactivation problems may help
You have purchased Creative Cloud for Photoshop on April 25th 2014, it is under the Email address that is provided in this forum,
If the Adobe Id is not being recognised, you can choose the option" not your Adobe ID' on the screen which asks you to sign in & then sign in with Adobe ID(the email provided here in the Forum) & password.
It should work.