v3.26.1
Accounts payable - Narrative (Details) - USD ($)
Dec. 31, 2025
Dec. 31, 2024
Accounts payable    
Accounts payable to Board Members $ 632,000 $ 1,387,000
Accounts payable to other related parties 617,000 $ 673,000
Related party | Carlos Moreira    
Accounts payable    
Accounts payable to Board Members 614,335  
Related party | John O'Hara    
Accounts payable    
Accounts payable to Board Members 3,848  
Related party | David Fergusson    
Accounts payable    
Accounts payable to Board Members 14,062  
Related party | WISeCoin AG    
Accounts payable    
Accounts payable to other related parties 347,396  
Related party | WISeKey SA    
Accounts payable    
Accounts payable to other related parties $ 269,371