SHA512(apache-nutch-2.3.1-src.zip)= 20dec67773173fcc820dfaf053c74fad08e45e00a2a266d8d8a4f41fd3e561b08ee6aafd8087ebd138b4ae0a7ceb3c99b5ccc669649422b5cf274e2f37d4f8d1