I have a few NFTs in another project, and one of the cooler things they've done is set up a physical print claim for holders. They are 1/1 prints, with a really neat certificate of authenticity from verisart.com, and an embossed stamp of the brand logo. I don't want to link to the project directly, because I'm not shilling it, I'm just shilling what they do with physical prints that is cool. If you google... Source: over 1 year ago

6. CERTIFICATE ARCHIVE CURATOR — requires Verisart Certificates (or similar) to curate thousands of NFT sets for a live event (such as bulk-bidding art collectibles). Source: over 2 years ago

There is a company called Verisart that has started doing nft certifications. Source: about 3 years ago

I'm using Verisart, that's aloud you to create a certificate with an timestamp on the blockchain. You can check the website for more detailed information. Source: over 3 years ago

I'll also use spotalike.com, and tunebat.com. Source: about 1 year ago

Spotilike: basically the same thing as is built into the Spotify desktop app. Source: about 1 year ago

-Expand your music taste, put stuff into spotalike and find new songs. Source: over 1 year ago

Https://spotalike.com/ paste in a song. And it will give similiar results. Source: over 1 year ago

Https://spotalike.com - create Spotify playlists based on your favorite songs. Source: almost 2 years ago