private ChainItem<XmlValidationProcessLongTermData> bestSignatureTimeNotBeforeCertificateIssuance(Date bestSignatureTime) { CertificateWrapper signingCertificate = diagnosticData.getUsedCertificateById(currentSignature.getSigningCertificateId()); return new BestSignatureTimeNotBeforeCertificateIssuanceCheck(result, bestSignatureTime, signingCertificate, policy.getBestSignatureTimeBeforeIssuanceDateOfSigningCertificateConstraint()); }