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Description of Business and Summary of Significant Accounting Policies - Liquidity (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Dec. 31, 2021
Liquidity        
Net loss attributable to T Stamp Inc. $ (2,547,450) $ (1,692,062) $ (12,091,540) $ (9,057,163)
Operating cash outflows (154,578) $ (1,141,310) (6,337,386) (6,702,221)
Accumulated deficit $ (41,847,176)   $ (39,299,726) $ (27,208,186)