Upload purchase receipt – AEG Please upload your purchase receipt here (invoice or order confirmation) for the product you ordered.Your participation number is formatted as “AEG-1234” and can be found in your confirmation email. Email Address (as used in your application) * Application / Participation Number (AEG-XXXX) * Upload Purchase Receipt * By submitting this form, you confirm that the uploaded file is an official invoice and that you accept the terms and conditions.