This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | Invalid Date |
| Upload Date | 24 March 2011 |
| File Name | iPod3,1_4.3.1_8G4_Restore.ipsw |
| File Size | 0.40 GB |
| SHA256sum | eda21c9bc7c1ff2ff08ab06b03fa8d50b71be1565f04bab5a2f3a6f1ad92dee4 |
| MD5sum | 47827ca8d127f28663d5b70b0784236e |
| SHA1sum | 6879818321fd18267a15b91afbb1758dddd5dd5e |
| Identifier | iPod3,1 |
cd ~/Downloads.idevicerestore -e iPod3,1_4.3.1_8G4_Restore.ipsw and press Enter.