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v3.23.1

Subsequent Events (Details) |  |  | 12 Months Ended
--- | --- | --- | ---
Feb. 27, 2023 USD ($) $ / shares shares | Feb. 10, 2023 | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Subsequent events |  |  |  |
Gross proceeds from issuance |  |  | $ 682,973 | $ 1,538,645
Subsequent Event |  |  |  |
Subsequent events |  |  |  |
Shares issued | shares | 1,050,000 |  |  |
Offering price per share | $ / shares | $ 5.25 |  |  |
Gross proceeds from issuance | $ 5,500,000 |  |  |
Reverse stock split ratio |  | 0.05 |  |

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