Catmandu::IdGenerator::UUID

    use Catmandu::IdGenerator::UUID;
    my $x = Catmandu::IdGenerator::UUID->new;
    for (1..100) {
       printf "id: %s\n" m $x->generate;
    }

This Catmandu::IdGenerator generates identifiers based on the Universally Unique Identifier (UUID) standard. A UUID is a 128 bit number represented by lowercase hexadecimal digits such as "de305d54-75b4-431b-adb2-eb6b9e546014".