v3.26.1
Cover - shares
 3 Months Ended
Mar. 31, 2026
Jun. 26, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Amendment Flag false  
Document Period End Date Mar. 31, 2026  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Entity Registrant Name GSR V Acquisition Corp.  
Entity Central Index Key 0002111762  
Entity File Number 001-43290  
Entity Tax Identification Number 00-0000000  
Entity Incorporation, State or Country Code E9  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company true  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Address, Address Line One 5900 Balcones Drive  
Entity Address, Address Line Two Suite 100  
Entity Address, City or Town Austin  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 78731  
City Area Code 914  
Local Phone Number 369-4400  
Units, each consisting of one Class A ordinary share and one-seventh of one right    
Document Information [Line Items]    
Title of 12(b) Security Units, each consisting of one Class A ordinary share and one-seventh of one right  
Trading Symbol GSRVU  
Security Exchange Name NASDAQ  
Class A ordinary share, par value $0.0001 per share    
Document Information [Line Items]    
Title of 12(b) Security Class A ordinary share, par value $0.0001 per share  
Trading Symbol GSRV  
Security Exchange Name NASDAQ  
Rights, each whole right entitling the holder to receive one Class A ordinary share    
Document Information [Line Items]    
Title of 12(b) Security Rights, each whole right entitling the holder to receive one Class A ordinary share  
Trading Symbol GSRVR  
Security Exchange Name NASDAQ  
Class A Ordinary Shares    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   23,671,000
Class B Ordinary Shares    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   6,750,000