| Schedule of assets and liabilities measured at fair value on a recurring basis |
| | | | | | | | | | | | | September 30, 2023 | | | Level 1 | | | Level 2 | | Level 3 | | Total | US Treasury Bills | | $ | 10,818,051 | | $ | — | | $ | — | | $ | 10,818,051 | Total US Treasury Bills Asset | | $ | 10,818,051 | | $ | — | | $ | — | | $ | 10,818,051 |
| | | | | | | | | | | | | December 31, 2022 | | Level 1 | | Level 2 | | Level 3 | | Total | US Treasury Bills | | $ | 9,992,900 | | $ | — | | $ | — | | $ | 9,992,900 | Total US Treasury Bills Asset | | $ | 9,992,900 | | $ | — | | $ | — | | $ | 9,992,900 |
|
| | | | | | | | | | | | | December 31, 2022 | | Level 1 | | Level 2 | | Level 3 | | Total | US Treasury Bills | | $ | 9,992,900 | | $ | — | | $ | — | | $ | 9,992,900 | Total US Treasury Bills Asset | | $ | 9,992,900 | | $ | — | | $ | — | | $ | 9,992,900 |
| | | | | | | | | | | | | December 31, 2021 | | Level 1 | | Level 2 | | Level 3 | | Total | 2020 Notes warrants | | $ | — | | $ | — | | $ | 373,599 | | $ | 373,599 | Total Warrant Liability | | $ | — | | | — | | $ | 373,599 | | $ | 373,599 |
|