v3.26.1
CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
CIK_0001843477_Spring Valley Acquisition Corp. II    
Cash Flows from Operating Activities:    
Net (loss) income $ (3,072,749) $ 6,812,395
Adjustments to reconcile net (loss) income to net cash used in operating activities:    
Income from investments held in the Trust Account (1,063,695) (7,611,956)
Change in fair value of derivative liability 2,814,086  
Changes in operating assets and liabilities:    
Prepaid expenses 53,028 19,534
Accounts payable 28,868 6,306
Accrued expenses   28,402
Net cash used in operating activities (1,240,462) (745,319)
Cash Flows from Investing Activities:    
Cash deposited in the trust account for the extension   (1,500,000)
Cash withdrawn from trust account for redemption of Class A ordinary shares 1,801 232,811,894
Net cash used in investing activities 1,801 231,311,894
Cash Flows from Financing Activities:    
Proceeds from promissory note to related party-extension   1,500,000
Convertible promissory note - related party 900,000  
Redemption of Class A ordinary shares (1,801) (232,811,894)
Net cash provided by financing activities 898,199 (231,311,894)
Increase in cash (340,462) (745,319)
Cash, beginning of period 495,352 1,240,671
Cash, end of period 154,890 $ 495,352
Supplemental Disclosure of Cash Flow Information    
Sponsor contributed capital for the forgiveness of accrued expenses $ 120,000