There is no reputable information or widespread media coverage available for "slutidcardpng" as a formal topic, software, or mainstream cultural event.
Here are a few ideas:
Because the file is a transparent PNG, it requires very little technical skill to "manufacture," making it accessible to anyone with a smartphone. How to Find One slutidcardpng
However, if you’d like, I can help you come up with: There is no reputable information or widespread media
Adult Roleplay & Kink: These templates are often used within specific BDSM subcultures, such as "sissy" or "humiliation" roleplay, where a participant "carries" a digital or printed ID as part of a power-exchange dynamic. if you’d like