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Stock option liabilities, Changes to Stock Option Liabilities (Details) - USD ($)	3 Months Ended		12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Jul. 31, 2025
Derivative Stock Option Liabilities [Abstract]
Change in fair value of stock option liabilities	$ 1,500	$ 1,348,350
Stock Option Liabilities [Member]
Derivative Stock Option Liabilities [Abstract]
Balance beginning period	133,465	$ 0	$ 0
Stock options fair value upon change De-SPAC transaction (Note 4)			330,090
Change in fair value of stock option liabilities	(71,959)		(196,625)
Balance end period	$ 61,506		$ 133,465

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- Definition

Remeasurement of stock option liabilities due to change in the conditions that affect their value, such as the company's stock price, volatility assumptions, risk-free interest rates, or remaining time to expiration on De-Spac transaction.

+ References

No definition available.

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- Definition

Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities.

+ References

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The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

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