Go ahead and show your papers
Do you have papers? If you are stopped by a police officer while driving, are you asked for your license? If you apply for a passport are you asked to show a birth certificate? Job application? Social Security card. Yes to all. Many Americans are asked for ID for all manner of things. Maybe a license or birth certificate or Social Security card could be called ... papers? I have to prove who I am in many legal situations, why not those who might have entered our country illegally?