v3.26.1
Shareholders’ equity (Tables)
6 Months Ended
Mar. 31, 2026
Equity [Abstract]  
Schedule of estimated using the Black-Scholes pricing model
               
    As of Grant Date
    November 2025 registered direct offering
    Investors warrants   Placement agents warrants
Number of shares exercisable*     172,069       8,603  
Exercise price*   $ 7.5     $ 25  
Stock price*   $ 9.8     $ 9.8  
Expected years     5       3  
Risk-free interest rate     3.69 %     3.58 %
Expected volatility     98.15 %     98.15 %
Fair value   $ 1,323,369     $ 36,568  

 

* Giving retroactive effect to the 1-for-10 reverse stock split effected on June 4, 2026.