Getting started with your NL crypto stamp

  1. 1

    Discover your digital twin's colour

    Use your smartphone camera to scan the QR code on the front of your NL crypto stamp. Your NFT will now appear! Are you using a laptop or computer? Go to and click the QR symbol to scan the code with your webcam.
  2. 2

    Create your own NFT wallet

    Use your laptop or computer to visit and download the MetaMask browser extension. Complete the steps to create a new wallet. Already have one? You can also import your existing wallet.
  3. 3

    Connect your wallet to

    Go to and click ‘connect wallet'. Use the MetaMask extension to log in. Your wallet is now connected.
  4. 4

    Use your browser to scan your NL crypto stamp

    Carefully remove the protective film or scratch layer from the back of your crypto stamp. Click the QR symbol at the top of the page and use your webcam to scan the QR code on the back of your NL crypto stamp. Or enter your secret code.
  5. 5

    Switch to the Polygon network

    Your digital twin will now appear. Time to switch over to the Polygon network. Your MetaMask wallet is automatically configurated to use Ethereum. Click ‘switch network’ to change over.
  6. 6

    Store your digital twin in your wallet

    You've reached the final step! Go to ‘transfer stamp into your wallet’ and click ‘claim crypto stamp'. Wait for the transaction to be confirmed. Congratulations, your NL crypto stamp is now in your NFT wallet!
  7. 7

    View the NFTs in your wallet

    Did you order multiple crypto stamps? Complete the steps to store them in your NFT wallet as many times as needed. Go to to view your collection.

Want to buy the NL crypto stamp on-chain with crypto currency? Buy the digital twins through the Austrian website. Simply pay for your purchase using cryptocurrency and your NL crypto stamp will appear in your own wallet. You’ll then be able to apply for the corresponding physical stamp for up to five years.

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What is a crypto stamp?

The NL crypto stamp is an NFT stamp consisting of a physical stamp and its digital twin.

The NL crypto stamp safe

The NL crypto stamp safe is an NFT that you can combine with an NFT of the NL crypto stamp 2.

How it works

Missed the first NL crypto stamp last year? Or curious about what’s next? More information about the NL crypto stamp 2 will appear here soon.

Any questions?

More information?

Check out the frequently asked questions page.