ojdbc6.jar
(2,739,670 bytes) - (SHA1 Checksum: a483a046eee2f404d864a6ff5b09dc0e1be3fe6c)
Certified with JDK8, JDK7, and JDK6;

ojdbc5.jar
(2,091,137 bytes) - (SHA1 Checksum: 5543067223760fc2277fe3f603d8c4630927679c)
For use with JDK1.5;