v3.26.1
Condensed Statements of Operations - USD ($)
 1 Months Ended 3 Months Ended 7 Months Ended 12 Months Ended
Dec. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2024
Dec. 31, 2025
Dec. 31, 2024
General and administrative expenses $ 659 $ 37,269        
Loss from operations (659) (37,269)        
Other income:            
Net loss $ (659) $ (37,269)        
Basic and diluted weighted average shares outstanding, redeemable ordinary shares (in shares) 100 100        
Basic and diluted net income per share, redeemable ordinary shares (in dollars per share) $ (6.59) $ (372.69)        
Diluted weighted average shares outstanding, non-redeemable ordinary shares (in shares) 100 100        
Diluted net income (loss) per share, non-redeemable ordinary shares (in dollars per share) $ (6.59) $ (372.69)        
Archimedes Tech SPAC Partners II Co            
General and administrative expenses   $ 448,673 $ 157,451 $ 78,700 $ 785,975  
Loss from operations   (448,673) (157,451) (78,700) (785,975)  
Other income:            
Interest earned on cash in bank account   2,141,962 1,305,884   8,710,969  
Total other income   2,153,476 1,316,674 0 8,772,713  
Net loss   $ 1,704,803 $ 1,159,223 $ (78,700) [1] $ 7,986,738  
Redeemable Ordinary Shares [Member] | Archimedes Tech SPAC Partners II Co            
Other income:            
Basic and diluted weighted average shares outstanding, redeemable ordinary shares (in shares)   23,000,000 12,146,067 0 20,290,411  
Basic and diluted net income per share, redeemable ordinary shares (in dollars per share)   $ 0.06 $ 0.06 $ 0 $ 0.3  
Diluted weighted average shares outstanding, non-redeemable ordinary shares (in shares)   23,000,000 12,146,067   20,290,411  
Diluted net income (loss) per share, non-redeemable ordinary shares (in dollars per share)   $ 0.06 $ 0.06   $ 0.3  
Non-redeemable Ordinary Shares [Member] | Archimedes Tech SPAC Partners II Co            
Other income:            
Basic and diluted weighted average shares outstanding, redeemable ordinary shares (in shares)   6,590,000 5,839,663 5,000,000 [2] 6,402,685 [2] 5,000,000
Basic and diluted net income per share, redeemable ordinary shares (in dollars per share)   $ 0.06 $ 0.06 $ (0.02) $ 0.3 $ (0.02)
Diluted weighted average shares outstanding, non-redeemable ordinary shares (in shares)   6,590,000 6,193,596 5,000,000 [2] 6,488,986 [2] 5,000,000
Diluted net income (loss) per share, non-redeemable ordinary shares (in dollars per share)   $ 0.06 $ 0.06 $ (0.02) $ 0.3 $ (0.02)
Cash In Bank Account [Member] | Archimedes Tech SPAC Partners II Co            
Other income:            
Interest earned on cash in bank account   $ 11,514 $ 10,790 $ 0 $ 61,744  
Cash Held In Trust Account [Member] | Archimedes Tech SPAC Partners II Co            
Other income:            
Interest earned on cash in bank account   $ 2,141,962 $ 1,305,884 $ 0 $ 8,710,969  
[1] As of December 31, 2024, included an aggregate of up to 750,000 ordinary shares that were subject to forfeiture depending on the extent to which the underwriters’ over-allotment option was exercised (see Note 5). On February 12, 2025, the Company consummated its Initial Public Offering and sold 23,000,000 Units, including 3,000,000 Units sold pursuant to the full exercise of the underwriters’ option to purchase additional units to cover the over-allotment; as a result, the 750,000 ordinary shares were no longer subject to forfeiture.
[2] Prior to the Company’s Initial Public Offering, the ordinary shares excluded an aggregate of up to 750,000 ordinary shares that were subject to forfeiture depending on the extent to which the underwriters’ over-allotment option was exercised (see Note 5). On February 12, 2025, the Company consummated its Initial Public Offering and sold 23,000,000 Units, including 3,000,000 Units sold pursuant to the full exercise of the underwriters’ option to purchase additional units to cover the over-allotment; as a result, the 750,000 ordinary shares were no longer subject to forfeiture.