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Consolidated Statements of Operations - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Total revenue $ 1,018 $ 2,887
Cost of revenue 557 811
Gross profit 461 2,076
Operating expenses:    
Research and development 4,587 5,201
General and administrative 6,197 3,997
Sales and marketing 242 614
Armor exit costs 4,602
Reduction in force 407
Grant and contract expenses 156 1,302
Total operating expenses 11,182 16,123
Loss from operations (10,721) (14,047)
Other income (expenses):    
Interest expense (52) (29)
Interest income 175 107
Gain (loss) on the disposal of assets 327 (19)
Change in fair value of derivative liabilities (124) 3,475
Offering costs of derivative liabilities (550)
Other income (expense) 31 39
Total other income (expense), net 357 3,023
Net loss before income taxes (10,364) (11,024)
Provision for income taxes
Net loss (10,364) (11,024)
Deemed dividend related to warrant inducement (6,719)
Net loss attributable to common stockholders $ (17,083) $ (11,024)
Net loss per share – basic and diluted    
Basic – net loss $ (3.74) $ (14.87)
Basic – deemed dividend related to warrant inducement (2.42)
Basic – attributable to common stockholders (6.16) (14.87)
Diluted – net loss (3.74) (15.19)
Diluted - deemed dividend related to warrant inducement (2.42)
Diluted – attributable to common stockholders $ (6.16) $ (15.19)
Weighted average common shares outstanding:    
Basic 2,773,518 741,250
Diluted 2,773,518 744,782
Product [Member]    
Total revenue $ 729 $ 1,246
Grant and Contract [Member]    
Total revenue $ 289 $ 1,641