A rescue device for marooned victims consists of a pair of holding arms for holding the victims and a pair of seating arms for providing seating facility to the victim. The part identifier allows individual integrated circuits to be moved through the manufacturing process without the need to physically track original fabrication lots. At least one through substrate via provides electrical connection between the transceiver and the backside of the semiconductor substrate. The other wireless devices within range receive the ping signal and transmit back a response. 0; a glass transformation temperature of 500\u2013580\xb0 C.