| 2021-12-27 |  PTR Best Hard Techno 2021 @ Physical Techno Recordings @ 2021-12-27 | 12 | Hard Techno | Underman - Dither (Original Mix)6:25 | |
| 2021-10-19 |  Dither @ Physical Techno Recordings @ 2021-10-19 | 1 | Hard Techno | Underman - Dither (Original Mix)6:25 | |
| 2021-10-19 | Dither @ Physical Techno Recordings @ 2021-10-19 | 2 | Hard Techno | Underman - Electric Sound (Original Mix)6:31 | |