Significant accounting policies (Details 1) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Accretion of carrying value to redemption value	$ (1,859,992)	$ (3,971,545)
Redeemable Ordinary Shares [Member]
Allocation of net loss including carrying value to redemption value	(672,032)	(1,318,539)
Accretion of carrying value to redemption value	1,859,992	3,971,545
Allocation of net income/(loss)	$ 1,187,960	$ 2,653,006
Weighted-average shares outstanding	1,577,602	5,635,428
Basic and diluted net income/ (loss) per share	$ 0.75	$ 0.47
Non Redeemable Ordinary Share [Member]
Allocation of net loss including carrying value to redemption value	$ (984,342)	$ (540,654)
Accretion of carrying value to redemption value	0	0
Allocation of net income/(loss)	$ (984,342)	$ (540,654)
Weighted-average shares outstanding	2,310,750	2,310,750
Basic and diluted net income/ (loss) per share	$ (0.43)	$ (0.23)