Income taxes (Tables)

12 Months Ended

Jul. 31, 2025

Income taxes [Abstract]

Reconciliation Between Effective Income Tax Rate and Federal Statutory Income Tax Rate

A reconciliation between the effective income tax rate and the federal statutory income tax rate is as follows:

	July 31, 2025			July 31, 2024
Domestic	$	(4,788,451	)	$	(7,403,278	)
International		(7,278,780	)		(2,395,924	)
(Loss) before income taxes		(12,067,231	)		(9,799,202	)
	July 31, 2025			July 31, 2024
Expected recovery at statutory rate		(2,534,119	)		(2,057,832	)
Permanent book/tax differences		(33,892	)		241,919
Change in valuation allowance		3,825,833			1,873,989
Current tax true up		(62,750	)		28,463
Tax rate differential		-			-
Impact of foreign currency translation		-			(13,993	)
Impact of acquisition		(1,195,073	)		-
Total tax expense	$	-		$	72,546

Provision for Income Taxes

The components of the provision for income taxes are as follows:

	July 31, 2025		July 31, 2024
Current tax expense:
Federal	$	-	$	-
Foreign		-		72,546
Total current tax expense		-		72,546
Deferred tax benefit:
Federal		-		-
Foreign		-		-
Total deferred tax benefit		-		-
Total income tax expense	$	-	$	72,546

Components of Deferred Tax Assets and Liabilities

The significant components of the deferred tax assets and liabilities consisted of the following:

	July 31, 2025			July 31, 2024
Deferred tax assets
Net operating loss carryforwards	$	4,573,385		$	2,441,398
Unexercised share-based compensation		945,890			823,579
Capital start-up costs		2,355,876			620,911
Derivative liability		-			193,043
Accrued payroll reserves		162,426			49,866
Financing fees		4,503			6,005
Unrealized foreign exchange gain/loss		13,879			11,434
Total gross deferred tax assets		8,055,960			4,146,236
Valuation allowance		(7,967,381	)		(4,141,548	)
Total deferred tax assets, net of valuation allowance		88,579			4,688
Deferred tax liability
Convertible debt		(88,579	)		(4,410	)
Depreciation		-			(278	)
Unrealized foreign exchange gain/loss		-			-
Total gross deferred tax liabilities		(88,579	)		(4,688	)
Net deferred tax asset		-			-