v3.26.1
Financial instruments (Tables)
6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Financial instruments    
Schedule of financial instruments measured at fair value and their level within the fair value hierarchy

December 31, 2025

  ​ ​ ​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

SIF contribution liability

$

$

$

28,369

Share-based compensation

 

 

 

15,545

SAFE liabilities

 

 

 

44,340

SAFE Warrants

 

 

 

13,171

June 30, 2026

  ​ ​ ​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

SIF contribution liability

$

$

$

87,417

Share-based compensation

 

 

 

22,477

SAFE liabilities

 

 

 

56,153

SAFE Warrants

 

 

 

15,467

PIPE subscription obligation

 

 

 

21,976

December 31, 2024

  ​ ​ ​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

Warrant liability

$

 —

$

 —

$

10

SIF contribution liability

 

 

 

15,681

Share-based compensation

 

 

 

6,889

Convertible notes

 

 

 

21,412

December 31, 2025

  ​ ​ ​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

SIF Contribution liability

$

 —

$

 —

$

28,369

Share-based compensation

 

 

 

15,545

SAFE liabilities

 

 

 

57,511