Quarterly report pursuant to Section 13 or 15(d)

Common stock warrants (Details Narrative)

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Common stock warrants (Details Narrative) - USD ($)
6 Months Ended 12 Months Ended
Nov. 14, 2022
Jun. 30, 2024
Dec. 31, 2023
Oct. 14, 2023
Sep. 30, 2023
Class of Warrant or Right [Line Items]          
Warrants maturity date   Aug. 21, 1998      
Warrant redemption price   $ 0.10      
Aggregate common stock, shares exercise price   $ 0.64 $ 0.64    
Weighted average contractual life of warrants   14 years 14 years 6 months    
Number of warrants exercised   0      
Warrants, intrinsic value   $ 165,750 $ 180,200    
Series D Warrants [Member]          
Class of Warrant or Right [Line Items]          
Aggregate common stock, shares exercise price   $ 0.02   $ 0.02 $ 1.60
Warrant redemption price   $ 0.10   $ 0.10 $ 0.10
Warrants outstanding   4,250,000      
Series H Warrants [Member]          
Class of Warrant or Right [Line Items]          
Aggregate common stock, shares exercise price   $ 7 $ 7    
Number of warrants cancelled        
Warrants outstanding   $ 413,512      
Number of warrants exercised      
Warrants outstanding     413,512    
Series H Warrants [Member] | Lenox Hill Partners, LLC [Member]          
Class of Warrant or Right [Line Items]          
Number of warrants cancelled 275,647        
Series H Warrants [Member] | Investment Banking Agreement [Member]          
Class of Warrant or Right [Line Items]          
Aggregate common stock, shares exercise price   $ 7      
Warrants issued   689,159      
Warrants term   30 years