There are many (thousands?) of criminal cases currently open in Romania for doctors forging certificates for 2-300 Euros - emptying the dose in the sink and iss

There are many (thousands?) of criminal cases currently open in Romania for doctors forging certificates for 2-300 Euros - emptying the dose in the sink and issuing a "vaccinated" certificate. So the certificate is totally valid as far as the system goes (but just like Blockchain, depends on real-world trust to actually function).