These days Israel is moving to an international standard of the vaccination and recovery certificates that the EU experts team designed. All certificates that the Israeli Ministry of Health issued after 10/3/2012 have a new Payload structure and are signed by a new ECDSA certificate.
You can learn more about the new schema and the verification process here: https://ec.europa.eu/health/ehealth/covid-19_en
You can find our new Public Key in the Verification/PublicKey folder.