Generate a Truely Unique UUID

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

260a9703-b569-4f6c-9c05-f654596e721fThe URI for this is: https://rfc4122v4.api.tuuid.com/260a9703-b569-4f6c-9c05-f654596e721f

1591803 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?