The fact is that PAN CARD is fake, and opening a bank account is mere suspicion.
Immediately file this as a grievance in pgrmsin portal reporting that you are not having any PAN CARD with number .............................and your PAN CARD No..............is ............................ Request them to cancel such card issued if any. You can ask them to provide such certified copies of documents obtained by issuing authority for issue of such PAN CARD in the name of..........
It may be your suspicion and it is not easy to open a bank account with a fake PAN CARD alone.
Still for your safety, you can make a complaint to the jurisdictional police station informing the facts known to you and informing about a fake pan cards.
Also, file RTI Application to local ITO seeking the information as follows:
Information solicited:
1.Please provide the copy of laid down orders/instructions/circular that states precautions to identify the authentic pan card issued by IT and
2.The likely circulation of fake pan cards printed that came to their notice and precautions taken by dept to safeguard the real PAN CARD holder/citizen from such PANCARDS
(The guidance is in detail and must be applied relevant to your specific issue and to avoid complications if any due to misuse of fake cards)