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Description of Business and Summary of Significant Accounting Policies - Additional information (Details)
 3 Months Ended 12 Months Ended
Mar. 31, 2023
USD ($)
customer
Mar. 31, 2022
USD ($)
Dec. 31, 2022
USD ($)
customer
Dec. 31, 2021
USD ($)
customer
Jan. 01, 2022
USD ($)
Dec. 31, 2020
USD ($)
Description of Business and Summary of Significant Accounting Policies            
Effective tax rate 0.00% 0.00% 0.00% 0.00%    
Total Revenue $ 458,633 $ 2,821,044 $ 5,385,077 $ 3,677,896    
Cash and Cash Equivalents 773,114 5,836,151 1,254,494 3,475,695   $ 1,469,952
Marketing and Advertising Expense 52,000 $ 58,000 217,000 135,000    
Unbilled receivables 89,749   109,475 109,194    
Impairment on long-lived assets 0   0 0    
Impairment loss on goodwill 0   0 0    
Impairment loss on digital assets     $ 28,000      
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]     Other than Temporary Impairment Losses, Investments      
Operating lease liabilities 136,008   $ 280,202      
Operating lease right of use assets 166,024   315,765      
Accounts Receivable Net, Current            
Description of Business and Summary of Significant Accounting Policies            
Unbilled receivables 90,000   109,000      
Bank accounts            
Description of Business and Summary of Significant Accounting Policies            
Cash and Cash Equivalents $ 284,000   71,000 $ 2,250,000    
Cumulative Effect, Period of Adoption, Adjustment            
Description of Business and Summary of Significant Accounting Policies            
Operating lease liabilities         $ 303,000  
Operating lease right of use assets     323   $ 323,000  
ASU 2016-02            
Description of Business and Summary of Significant Accounting Policies            
Operating lease liabilities     $ 302      
Revenue from contract with customer | Customer concentration            
Description of Business and Summary of Significant Accounting Policies            
Number of customers | customer     3 3    
Revenue from contract with customer | Customer concentration | Customer            
Description of Business and Summary of Significant Accounting Policies            
Concentration risk (as a percent)     93.60% 91.97%    
Revenue from contract with customer | Customer concentration | ICE            
Description of Business and Summary of Significant Accounting Policies            
Concentration risk (as a percent)     61.01% 45.69%    
Revenue from contract with customer | Customer concentration | S&P 500 Bank            
Description of Business and Summary of Significant Accounting Policies            
Concentration risk (as a percent)     18.36% 29.25%    
Revenue from contract with customer | Customer concentration | Mastercard            
Description of Business and Summary of Significant Accounting Policies            
Concentration risk (as a percent)     14.23% 17.03%    
Accounts Receivable | Customer concentration | Customer one            
Description of Business and Summary of Significant Accounting Policies            
Number of customers | customer 3   3 3    
Concentration risk (as a percent) 93.21%   95.37% 92.00%    
Accounts Receivable | Customer concentration | Customer two            
Description of Business and Summary of Significant Accounting Policies            
Number of customers | customer     3      
Concentration risk (as a percent) 62.04%   36.90% 51.00%    
Accounts Receivable | Customer concentration | Customer three            
Description of Business and Summary of Significant Accounting Policies            
Concentration risk (as a percent) 15.94%   32.69% 31.00%    
Accounts Receivable | Customer concentration | Customer four            
Description of Business and Summary of Significant Accounting Policies            
Concentration risk (as a percent) 15.23%   25.78% 10.00%