This appears to be a file for a Samsung Galaxy Tab 3 8.0 (SM-T310), with version numbering suggesting TWRP 3.1.0-1, packaged as a .tar.md5 for Odin flashing.
"t310twrp3101tarmd5" t310.twrp.3.1.0-1.tar.md5 custom recovery image for the Samsung Galaxy Tab 3 8.0 (SM-T310) t310twrp3101tarmd5 updated
Essential for backing up your current system before trying new firmware. This appears to be a file for a Samsung Galaxy Tab 3 8
A concise summary (120–150 words) describing the update, scope, and significance. with version numbering suggesting TWRP 3.1.0-1