| 2025-04-22 |  Volume 4 @ Poliritmic Records @ 2025-04-22 | 14 | Minimal / Deep Tech | Robert Ostan - Windmühle (Original Mix)7:28 | |
| 2024-12-20 |  House Pioneer EP @ Poliritmic Records @ 2024-12-20 | 1 | Minimal / Deep Tech | Robert Ostan - Intro (Original Mix)3:52 | |
| 2024-12-20 | House Pioneer EP @ Poliritmic Records @ 2024-12-20 | 2 | House | Robert Ostan - House Pioneer (Original Mix)8:32 | |
| 2024-12-20 | House Pioneer EP @ Poliritmic Records @ 2024-12-20 | 3 | House | Robert Ostan - Waxlife (Original Mix)8:14 | |
| 2024-12-20 | House Pioneer EP @ Poliritmic Records @ 2024-12-20 | 4 | House | Robert Ostan - Housy (Original Mix)6:39 | |
| 2024-12-20 | House Pioneer EP @ Poliritmic Records @ 2024-12-20 | 5 | House | Robert Ostan - Outro (Original Mix)2:58 | |
| 2023-08-17 |  Patterns EP @ Poliritmic Records @ 2023-08-17 | 1 | Minimal / Deep Tech | Robert Ostan - The mystic oracle (Original Mix)6:41 | |
| 2023-08-17 | Patterns EP @ Poliritmic Records @ 2023-08-17 | 2 | Minimal / Deep Tech | Robert Ostan - Bassix (Original Mix)8:04 | |
| 2023-08-17 | Patterns EP @ Poliritmic Records @ 2023-08-17 | 3 | Minimal / Deep Tech | Robert Ostan - Semintele de aur (Original Mix)7:45 | |
| 2023-08-17 | Patterns EP @ Poliritmic Records @ 2023-08-17 | 4 | Minimal / Deep Tech | Robert Ostan - Strigoiul (Original Mix)8:09 | |
| 2023-08-13 |  1, 2 & 3 @ Poliritmic Records @ 2023-08-13 | 1 | Minimal / Deep Tech | Antonio Rizzo, Robert Ostan - 1 (Original Mix)7:10 | |
| 2023-08-13 | 1, 2 & 3 @ Poliritmic Records @ 2023-08-13 | 2 | Minimal / Deep Tech | Antonio Rizzo, Robert Ostan - 2 (Original Mix)7:04 | |
| 2023-08-13 | 1, 2 & 3 @ Poliritmic Records @ 2023-08-13 | 3 | Minimal / Deep Tech | Antonio Rizzo, Robert Ostan - 3 (Original Mix)8:04 | |
| 2023-05-10 |  Volume 1 @ Poliritmic Records @ 2023-04-27 | 7 | Minimal / Deep Tech | Robert Ostan - Balada lunii (Original Mix)8:01 | |