A Version 4 UUID is a universally unique identifier that is generated using random or pseudo-random numbers. It follows this format:
xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx
Where:
These UUIDs have an astronomically low probability of duplicates, making them perfect for unique identifiers in databases and distributed systems.
The UUIDs generated by this site are provided AS IS without warranty of any kind, not even the warranty that the generated UUIDs are actually unique. You are responsible for using the UUIDs and assume any risk inherent to using them. You are not permitted to use the UUIDs generated by this site if you do not agree to these terms. Do not use any UUIDs found on cached versions of this page.