Quarterly report [Sections 13 or 15(d)]

Condensed Consolidated Statements of Changes of Stockholders??? Equity (Deficit) (Unaudited)

v3.26.1
Condensed Consolidated Statements of Changes of Stockholders’ Equity (Deficit) (Unaudited) - USD ($)
Total
Conversion of 2024 Term Loan Notes to Common Stock
Conversion of November 24 Debenture to Common Stock
Exchange of November 2024 Debentures to Series C Preferred Stock
Conversion of Series A Preferred Stock to Common Stock
Conversion of Series A Preferred Stock to Common Stock
Series C Preferred Stock
Conversion of Series B Preferred Stock to Common Stock
Conversion of Series C Preferred Stock to Common Stock
Preferred Stock
Series A Preferred Stock
Preferred Stock
Series B Preferred Stock
Preferred Stock
Series C Preferred Stock
Preferred Stock
Exchange of November 2024 Debentures to Series C Preferred Stock
Series C Preferred Stock
Preferred Stock
Conversion of Series A Preferred Stock to Common Stock
Series A Preferred Stock
Preferred Stock
Conversion of Series B Preferred Stock to Common Stock
Series B Preferred Stock
Preferred Stock
Conversion of Series C Preferred Stock to Common Stock
Series C Preferred Stock
Common Stock*
Common Stock*
Conversion of 2024 Term Loan Notes to Common Stock
 [1]
Common Stock*
Conversion of November 24 Debenture to Common Stock
 [1]
Common Stock*
Conversion of Series A Preferred Stock to Common Stock
 [1]
Common Stock*
Conversion of Series B Preferred Stock to Common Stock
 [1]
Common Stock*
Conversion of Series C Preferred Stock to Common Stock
 [1]
Additional Paid-in Capital *
Additional Paid-in Capital *
Conversion of 2024 Term Loan Notes to Common Stock
 [1]
Additional Paid-in Capital *
Conversion of November 24 Debenture to Common Stock
 [1]
Additional Paid-in Capital *
Exchange of November 2024 Debentures to Series C Preferred Stock
 [1]
Additional Paid-in Capital *
Conversion of Series A Preferred Stock to Common Stock
 [1]
Additional Paid-in Capital *
Conversion of Series B Preferred Stock to Common Stock
 [1]
Additional Paid-in Capital *
Conversion of Series C Preferred Stock to Common Stock
 [1]
Accumulated Other Comprehensive Loss
Accumulated Deficit
Beginning Balance (in shares) at Dec. 31, 2024                 35,034 0         135,582 [1]                            
Beginning Balance at Dec. 31, 2024 $ (20,397,413)               $ 4 $ 0         $ 14 [1]           $ 233,343,150 [1]             $ (42,229) $ (253,698,352)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                                            
Stock-based compensation 312,679                                         312,679 [1]                
Conversion of convertible secured debentures (in shares)                         (15,188)       25,075   222,476                      
Conversion of convertible secured debentures   $ 2,870,573     $ 0 $ 0             $ (2)       $ 3   $ 22       $ 2,870,570     $ (20)        
Issuance of Series B PS and At the Market ("ATM") share offering (in shares) [1]                               104,012                            
Issuance of Series B PS and At the Market ("ATM") share offering 19,438,121                             $ 10 [1]           19,438,111 [1]                
Issuance of shares for settlement of Seatrepid Earnout 6,864,729                                         6,864,729 [1]                
Vesting of RSUs (in shares) [1]                               825                            
Other (in shares) [1]                               272                            
Net loss (7,567,187)                                                         (7,567,187)
Ending Balance (in shares) at Mar. 31, 2025                 19,846 0 0         488,242 [1]                            
Ending Balance at Mar. 31, 2025 1,521,502               $ 2 $ 0 $ 0         $ 49 [1]           262,829,219 [1]             (42,229) (261,265,539)
Beginning Balance (in shares) at Dec. 31, 2025                 5,546 2,813 2,154         3,601,400 [1]                            
Beginning Balance at Dec. 31, 2025 7,019,406               $ 1 $ 0 $ 0         $ 360 [1]           330,581,384 [1]             (42,229) (323,520,110)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                                            
Stock-based compensation 225,552                                         225,552 [1]                
Conversion of convertible secured debentures (in shares)                       2,023   (550) (400)     27,932   146,781 67,320                  
Conversion of convertible secured debentures     $ 283,791 $ 3,659,502   $ 3,659,502 $ 0 $ 0                   $ 3   $ 15 $ 7     $ 283,788 $ 3,659,502   $ (15) $ (7)    
Issuance of Series B PS and At the Market ("ATM") share offering (in shares) [1]                               364,264                            
Issuance of Series B PS and At the Market ("ATM") share offering 2,343,144                             $ 36 [1]           $ 2,343,108 [1]                
Issuance of shares for settlement of Seatrepid Earnout (in shares) [1]                                           83,944                
Issuance of shares for settlement of Seatrepid Earnout 0                             $ 8 [1]           $ (8) [1]                
Vesting of RSUs (in shares) [1]                               357                            
Vesting of RSUs 0                             $ 0 [1]           0 [1]                
Preferred stock dividend (18,079)                                         173,171 [1]               (191,250)
Net loss (9,266,081)                                         0 [1]               (9,266,081)
Ending Balance (in shares) at Mar. 31, 2026                 5,546 2,263 3,777         4,291,998 [1]                            
Ending Balance at Mar. 31, 2026 $ 4,247,235               $ 1 $ 0 $ 0         $ 429 [1]           $ 337,266,475 [1]             $ (42,229) $ (332,977,441)
[1] Reflects the 1-for-9 reverse split effected September 5, 2025 and the 1-for-8 effected April 21, 2026.