src/main/java/org/fcrepo/mint/UUIDPathMinter.java
@Override
    public String get() {

        try (final Timer.Context context = timer.time()) {
            final String s = randomUUID().toString();

            if (length == 0 || count == 0) {
                return s;
            }

            final StringJoiner joiner = new StringJoiner("/", "", "/" + s);
            IntStream.rangeClosed(0, count - 1)
                     .forEach(x -> joiner.add(s.substring(x * length, (x + 1) * length)));

            return joiner.toString();
        }
    }
@Override
    public String get() {

        try (final Timer.Context context = timer.time()) {
            final String s = randomUUID().toString();

            if (length == 0 || count == 0) {
                return s;
            }

            final StringJoiner joiner = new StringJoiner("/", "", "/" + s);
            IntStream.rangeClosed(0, count - 1)
                     .forEach(x -> joiner.add(s.substring(x * length, (x + 1) * length)));

            return joiner.toString();
        }
    }
Mint a unique identifier as a UUID

@return uuid