This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 09 December 2014 |
| Upload Date | 05 December 2014 |
| File Name | iPod5,1_8.1.2_12B440_Restore.ipsw |
| File Size | 1.45 GB |
| SHA256sum | 2c61456d444a3d39594c02f0affdf5133b75a4a95ca12566825f2711f5682214 |
| MD5sum | f06dc83a9d687fbbc1d1acad52b2498b |
| SHA1sum | dff680ecbffcb682bf192271dc38faedb97c37c4 |
| Identifier | iPod5,1 |
cd ~/Downloads.idevicerestore -e iPod5,1_8.1.2_12B440_Restore.ipsw and press Enter.