This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | Invalid Date |
| Upload Date | 14 July 2011 |
| File Name | iPod4,1_4.3.4_8K2_Restore.ipsw |
| File Size | 0.64 GB |
| SHA256sum | 28c9599d4473b2d9407714e7a46115012252b8e67003ce636b2c7dc9a29b41ee |
| MD5sum | ed3f720c8a02ceac99adcc663f9ad409 |
| SHA1sum | d1fffa98cd3434aa31e828a8c413a74c4334b7f4 |
| Identifier | iPod4,1 |
cd ~/Downloads.idevicerestore -e iPod4,1_4.3.4_8K2_Restore.ipsw and press Enter.