Annual report pursuant to Section 13 and 15(d)

Note 5 - Derivative Liabilities (Tables)

Note 5 - Derivative Liabilities (Tables)

12 Months Ended

Sep. 30, 2023

Notes Tables

Schedule of Derivative Liabilities at Fair Value [Table Text Block]

		Series G				Series H				Total
Beginning balance at September 30, 2022		$	748,275			$	459,200			$	1,207,475
Exchange of warrants into common stock			(13,947	)			(35,330	)			(49,277	)
Extinguishment of derivative liabilities			(734,328	)			(423,870	)			(1,158,197	)
Ending balance at September 30, 2023		$	—			$	—			$	—

		Series F				Series G				Series H
Beginning balance at September 30, 2021		$	1,000,000			$	748,275			$	459,200
Expiration of derivative liability			(1,000,000	)			—				—
Ending balance at September 30, 2022		$	—			$	748,275			$	459,200

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

		Series G				Series H				Series G				Series H
Date of valuation		March 10, 2023								September 30, 2022
Closing price per share of Common Stock		$	4.10			$	4.10			$	3.84			$	3.84
Exercise price per share		$	140.00			$	80.00			$	140.00			$	80.00
Expected volatility			179.41	%			141.03	%			132.97	%			122.50	%
Risk-free interest rate			4.91	%			4.75	%			4.05	%			4.14	%
Dividend yield			—				—				—				—
Remaining expected term of underlying securities (years)			0.24				1.31				0.69				1.57