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Warrant liabilities, Impact of Change in Functional Currency (Details)
3 Months Ended 12 Months Ended
Aug. 01, 2024
USD ($)
shares
Nov. 04, 2022
USD ($)
shares
Oct. 31, 2025
USD ($)
Oct. 31, 2024
USD ($)
Jul. 31, 2024
shares
Jul. 31, 2025
USD ($)
Warrants and Rights Note Disclosure [Abstract]            
Warrants outstanding (in shares) | shares         132,811  
Warrant Issued (in shares) | shares   121,995        
Derivative liability | $   $ 1,836,666 $ 74,000     $ 72,500
Fair value of the warrant liabilities | $ $ 454,571   $ (2,283,298) $ 488,132    
Warrants expected remaining life     4 years 7 days   8 months 12 days  
ASC 815 [Member]            
Warrants and Rights Note Disclosure [Abstract]            
Derivative liability | $ $ 1,382,096          
ASC 718 [Member]            
Warrants and Rights Note Disclosure [Abstract]            
Warrants outstanding (in shares) | shares 10,816          
Dividend Yield [Member]            
Warrants and Rights Note Disclosure [Abstract]            
Measurement input     0   0  
Expected Volatility [Member]            
Warrants and Rights Note Disclosure [Abstract]            
Measurement input     1.50   1.05  
Risk-free Interest Rate [Member]            
Warrants and Rights Note Disclosure [Abstract]            
Measurement input     0.027   0.0349