Got an email back from HP, states here
Thank you for your message since serial # is not registered under your name . In order to claim warranty on a product you must be the registered owner .
We will not be able to replace the product until valid proof of purchase is provided .
Proof of Purchase can be a receipt, invoice, or email confirmation that shows the vendor's contact information, purchase date, and order information. If you do not have this document, please contact the vendor directly for a copy.
For proof of purchase, could I just make a fake amazon receipt?