{"keys":[{"keyId":"seal-1","algorithm":"Ed25519","publicKeyPem":"-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEATUMT9BvcL1QcEbmfYXEA07rlLeoOXfAo3h7jU/Y+Uyo=\n-----END PUBLIC KEY-----\n","state":"CURRENT"}],"howToVerify":"The signature is the x-autoris-seal-signature response header on the download, base64. Holding only the printed document, read it from https://api.autoris.globalinnovaservices.com/v1/verify/seal?code= followed by the verification code printed on the page. Then save the public key as seal.pem, the signature decoded as document.sig, and the document as document.pdf, and run: openssl pkeyutl -verify -rawin -pubin -inkey seal.pem -sigfile document.sig -in document.pdf"}