Generate a Truely Unique UUID

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

d8a05280-e875-4473-b439-6ca0a32f5681The URI for this is: https://rfc4122v4.api.tuuid.com/d8a05280-e875-4473-b439-6ca0a32f5681

1591804 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?