April 12, 1954
MINTED
CHRONO INDEX
Day #1,563
LEDGER ID
#19540412
★ PROTOCOL RECORDED EVENT
Polio Vaccine Declared Safe
Results from the landmark Salk vaccine field trials are announced, declaring the polio vaccine safe, effective, and ready for mass immunization.
Only one person can claim April 12, 1954 (Monday) in the Dateverse universe. It occupies chronological index position #1,563 in our 100-year timeline and was registered under Token ID #19540412.
CUSTODY RECORD
Current Owner
0x646d...2c5c
Registry Tx Hash
0x68422ce0...baccc174
Block Confirmed
46,894,995
Notable Record
Polio Vaccine Validated