v3.26.1
Segment reporting (Details 1) - USD ($)
6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Total revenue $ 6,394,713 $ 16,144,309
Products revenue [Member]    
Total revenue 3,700,629 12,736,774
Services revenue [Member]    
Total revenue $ 2,694,084 $ 3,407,535