The method may include placing currency in the receptacle. The receptacle may include an integral OLED display. The OLED display may occupy a portion of the receptacle. The OLED display may, form a portion of the receptacle. The OLED display may be visible from a viewpoint external to the receptacle. The method may include capturing one or more biometric characteristics on a pressure-sensitive portion of the OLED display. The method may include storing the captured biometric characteristics on a software chip of the OLED display. The method may include transmitting the captured biometric characteristics via a communication circuit of the OLED display.