Generate a Truely Unique UUID

Watch this closely! You will never ever see this ID again at this place:

c99ef553-10c6-4dbe-9307-4e8867daf3c5The URI for this is: https://rfc4122v4.api.tuuid.com/c99ef553-10c6-4dbe-9307-4e8867daf3c5

1591809 truely unique UUID's were so far generated. Potential collisions prevented: 0

What is an UUID?

What means truely unique?

Is there a warranty for this service?