| Schedule of company's basic net earnings (loss) per common stock |
| | | | | | | | | | | | | | | | Three months ended | | | Six months ended | | | June 30, | | | June 30, | | | 2026 | | | 2025 | | 2026 | | 2025 | Net loss | | $ | 7,923,773 | | $ | 12,989,626 | | $ | 16,172,502 | | $ | 22,216,789 | | Deemed dividend | | | — | | | 5,572,391 | | | — | | | 10,411,013 | | Less: loss attributable to participating preferred stock | | | — | | | 9,783,141 | | | — | | | 16,856,888 | | | | | | | | | | | | | | | | Net loss attributable to common stock shareholders used in computing basic net loss per share | | $ | 7,923,773 | | $ | 8,778,876 | | $ | 16,172,502 | | $ | 15,770,914 | | | | | | | | | | | | | | | | Weighted average number of common stock used in computing basic loss per share | | | 9,343,618 | | | 2,481,548 | | | 9,238,133 | | | 2,425,039 | | | | | | | | | | | | | | | | Basic and diluted net loss per common stock | | $ | 0.85 | | $ | 3.54 | | $ | 1.75 | | $ | 6.50 | |
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