public int getDateTimeStamp() {
		return dateTimeStamp;
	}
Returns the creation date of this PEF container.
The stamp follows the Mac time-measurement scheme.
That is, the number of seconds measured from Jan 1, 1904.
@return the creation date of this PEF container
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/pef/ContainerHeader.java