v3.26.1
Summary of significant accounting policies (Details 1) - USD ($)
6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Component of basic and diluted EPS    
Net loss available for ordinary shareholders $ (37,110,281) $ (44,016)
Weighted average outstanding shares of ordinary shares basic 11,401,729 1,077,719
Weighted average outstanding ordinary shares diluted 11,401,729 1,077,719
Earnings per share    
Loss per ordinary share - basic $ (3.25) $ (0.04)
Loss per ordinary share - diluted $ (3.25) $ (0.04)