Quarterly report [Sections 13 or 15(d)]

FAIR VALUE MEASUREMENTS - Assets measured at fair value on a recurring basis (Details)

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FAIR VALUE MEASUREMENTS - Assets measured at fair value on a recurring basis (Details) - USD ($)
Jun. 30, 2025
Dec. 31, 2024
Liabilities:    
Warrant liability $ 5,592 $ 5,592
Recurring    
Assets:    
Short-term investments 33,051 33,051
Total assets measured at fair value 33,051 33,051
Liabilities:    
Share-based compensation liability 62,395 199,263
Warrant liability 5,592 5,592
Total liabilities measured at fair value 67,987 204,855
Recurring | Level 1    
Assets:    
Short-term investments 33,051 33,051
Total assets measured at fair value 33,051 33,051
Recurring | Level 3    
Liabilities:    
Share-based compensation liability 62,395 199,263
Warrant liability 5,592 5,592
Total liabilities measured at fair value $ 67,987 $ 204,855