[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Network](./puppeteer.protocol.network.md) > [SignedCertificateTimestamp](./puppeteer.protocol.network.signedcertificatetimestamp.md) > [timestamp](./puppeteer.protocol.network.signedcertificatetimestamp.timestamp.md) ## Protocol.Network.SignedCertificateTimestamp.timestamp property Issuance date. Signature: ```typescript timestamp: TimeSinceEpoch; ```