public int hashUnsafeWords(Object base, long offset, int lengthInBytes) {
        return hashUnsafeWords(base, offset, lengthInBytes, seed);
    }
32-bit Murmur3 hasher.  This is based on Guava's Murmur3_32HashFunction.
indexr-common/src/main/java/io/indexr/util/Hasher32.java