Universally unique identifier/metadata1

General					Hyphenated hexadecimal format			Most/Least format			int-array format
Use	Bit range		Range size	Value	Section	Bit range		Section	Bit range		Section	Bit range
	From	To				From	To		From	To		From	To
UUID format	62	63	2	2	clock-seq-and-reserved	6	7	Least	62	63	Index 1	30	31
UUID version	76	79	4	4	time-high-and-version	12	15	Most	12	15	Index 2	12	15