Share-based payments (Details 2) |
1 Months Ended | 12 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Jul. 31, 2024
Number
|
Feb. 29, 2024
Number
|
Jan. 31, 2024
Number
|
Dec. 31, 2025
Number
£ / shares
shares
|
Dec. 31, 2025
Number
£ / shares
$ / shares
shares
|
Dec. 31, 2024
Number
£ / shares
shares
|
Dec. 31, 2024
Number
£ / shares
$ / shares
shares
|
Dec. 31, 2023
Number
£ / shares
shares
|
Dec. 31, 2023
Number
£ / shares
$ / shares
shares
|
Dec. 31, 2025
$ / shares
|
Dec. 31, 2024
$ / shares
|
Dec. 31, 2023
$ / shares
|
|
| IfrsStatementLineItems [Line Items] | ||||||||||||
| Beginning of the year | 111,590 | 328,823,388 | 328,823,388 | 111,590 | 111,590 | 144,590 | 144,590 | |||||
| Granted | 85,922,000 | 130,313,200 | 144,000,000 | 360,235,200 | 360,235,200 | |||||||
| Lapsed | (25) | (25) | (6,250) | (6,250) | ||||||||
| Forfeited | (15,752,600) | (15,752,600) | (31,523,377) | (31,523,377) | (26,750) | (26,750) | ||||||
| Ending of the year | 313,070,788 | 313,070,788 | 328,823,388 | 328,823,388 | 111,590 | 111,590 | ||||||
| Weighted average exercise price of outstanding options | £ / shares | £ 0.005 | £ 0.005 | £ 0.005 | £ 0.005 | £ 5.241 | £ 5.241 | ||||||
| Weighted average exercise price of options exercised | £ / shares | ||||||||||||
| Weighted average exercise price of options lapsed | £ / shares | 30.00 | 4.04 | ||||||||||
| Weighted average exercise price of options forfeited | £ / shares | 0.003 | 0.006 | 3.33 | |||||||||
| Weighted average exercise price of options granted | £ / shares | £ 0.003 | |||||||||||
| Weighted average remaining contractual life of outstanding options | 8 years 2 months 12 days | 8 years 2 months 12 days | 9 years 2 months 12 days | 9 years 2 months 12 days | 7 years 3 months 18 days | 7 years 3 months 18 days | ||||||
| Warrants [member] | ||||||||||||
| IfrsStatementLineItems [Line Items] | ||||||||||||
| Beginning of the year | 529 | 2,024 | 2,024 | 529 | 529 | |||||||
| Granted | 152,439 | 152,439 | 1,495 | 1,495 | 529 | 529 | ||||||
| Lapsed | ||||||||||||
| Forfeited | ||||||||||||
| Ending of the year | 154,463 | 154,463 | 2,024 | 2,024 | 529 | 529 | ||||||
| Warrants exercisable | shares | 154,463 | 154,463 | 2,024 | 2,024 | 529 | 529 | ||||||
| Weighted average exercise price of outstanding options | $ / shares | $ 12.458 | $ 703.28 | $ 1,427.22 | |||||||||
| Weighted average exercise price of options exercised | £ / shares | ||||||||||||
| Weighted average exercise price of options lapsed | £ / shares | ||||||||||||
| Weighted average exercise price of options forfeited | £ / shares | ||||||||||||
| Weighted average exercise price of options granted | $ / shares | £ 3.28 | £ 447.12 | £ 1,427.22 | |||||||||
| Weighted average remaining contractual life of outstanding options | 4 years 10 months 24 days | 4 years 10 months 24 days | 2 years 2 months 12 days | 2 years 2 months 12 days | 2 years 2 months 12 days | 2 years 2 months 12 days | ||||||
| Warrants Grant 1 [Member] | ||||||||||||
| IfrsStatementLineItems [Line Items] | ||||||||||||
| Grant date | 24 March 2023 | 24 March 2023 | 24 March 2023 | 24 March 2023 | 24 March 2023 | 24 March 2023 | ||||||
| Beginning of the year | 5 | 5 | 5 | 5 | 5 | |||||||
| Granted | 5 | 5 | ||||||||||
| Lapsed | ||||||||||||
| Forfeited | ||||||||||||
| Ending of the year | 5 | 5 | 5 | 5 | 5 | 5 | ||||||
| Exercise Price | $ / shares | £ 58,000.00 | £ 58,000.00 | £ 58,000.00 | |||||||||
| Warrants Grant 2 [Member] | ||||||||||||
| IfrsStatementLineItems [Line Items] | ||||||||||||
| Grant date | 14 June 2023 | 14 June 2023 | 14 June 2023 | 14 June 2023 | 14 June 2023 | 14 June 2023 | ||||||
| Beginning of the year | 44 | 44 | 44 | 44 | 44 | |||||||
| Granted | 44 | 44 | ||||||||||
| Lapsed | ||||||||||||
| Forfeited | ||||||||||||
| Ending of the year | 44 | 44 | 44 | 44 | 44 | 44 | ||||||
| Exercise Price | $ / shares | £ 3,750.00 | £ 3,750.00 | £ 3,750.00 | |||||||||
| Warrants Grant 3 [Member] | ||||||||||||
| IfrsStatementLineItems [Line Items] | ||||||||||||
| Grant date | 21 December 2023 | 21 December 2023 | 21 December 2023 | 21 December 2023 | 21 December 2023 | 21 December 2023 | ||||||
| Beginning of the year | 480 | 480 | 480 | 480 | 480 | |||||||
| Granted | 480 | 480 | ||||||||||
| Lapsed | ||||||||||||
| Forfeited | ||||||||||||
| Ending of the year | 480 | 480 | 480 | 480 | 480 | 480 | ||||||
| Exercise Price | $ / shares | £ 625.00 | £ 625.00 | £ 625.00 | |||||||||
| Warrants Grant 4 [Member] | ||||||||||||
| IfrsStatementLineItems [Line Items] | ||||||||||||
| Grant date | 24 May 2024 | 24 May 2024 | 24 May 2024 | 24 May 2024 | ||||||||
| Beginning of the year | 644 | 644 | ||||||||||
| Granted | 644 | 644 | ||||||||||
| Lapsed | ||||||||||||
| Forfeited | ||||||||||||
| Ending of the year | 644 | 644 | 644 | 644 | ||||||||
| Exercise Price | $ / shares | £ 625.00 | £ 625.00 | ||||||||||
| Warrants Grant 5 [Member] | ||||||||||||
| IfrsStatementLineItems [Line Items] | ||||||||||||
| Grant date | 22 July 2024 | 22 July 2024 | 22 July 2024 | 22 July 2024 | ||||||||
| Beginning of the year | 851 | 851 | ||||||||||
| Granted | 851 | 851 | ||||||||||
| Lapsed | ||||||||||||
| Forfeited | ||||||||||||
| Ending of the year | 851 | 851 | 851 | 851 | ||||||||
| Exercise Price | $ / shares | £ 312.50 | £ 312.50 | ||||||||||
| Warrants Grant 6 [Member] | ||||||||||||
| IfrsStatementLineItems [Line Items] | ||||||||||||
| Grant date | 19 December 2025 | 19 December 2025 | ||||||||||
| Beginning of the year | ||||||||||||
| Granted | 152,439 | 152,439 | ||||||||||
| Lapsed | ||||||||||||
| Forfeited | ||||||||||||
| Ending of the year | 152,439 | 152,439 | ||||||||||
| Exercise Price | $ / shares | £ 3.28 | |||||||||||