Spotify rolled out the green stamp last month. A small icon, in the corner of the album art, that says HUMAN VOICE in clean caps. It is on roughly half of the new releases I have opened this week. The other half do not have it. The other half are not necessarily synthetic. They just have not been verified yet, or the artist has not opted in, or the label is still waiting on the paperwork.

I have been thinking about what the stamp does and what it does not.

What the stamp does is small and specific. It tells you, the listener, that the lead vocal on this track was performed by a human and that the artist has signed an attestation to that effect. It does not tell you anything about the production. It does not tell you anything about the writing. It does not tell you whether a synthetic backing vocal was used in the chorus, or whether a generative model was involved in the harmony stack, or whether the snare on the second verse came out of a sample library.

The stamp is, in other words, narrow on purpose. It marks one thing. It is not meant to mark the rest.

That has not stopped the discourse from treating it as a verdict on the whole record. Records with the stamp are being praised, in some corners, as more authentic. Records without the stamp are being treated, in some corners, as suspect. That is a misreading, and it is going to make life harder for some artists who are doing nothing wrong but have not yet got around to the attestation.

What is interesting is who has rushed to the stamp first. Major labels with mid-career artists have been quick. Independent labels, especially the ones with experimental rosters, have been slower. The reasons are not the ones you would assume. The slow ones are not slow because they are hiding something. They are slow because the attestation is a paperwork burden and a small label has one person doing all the paperwork.

The audience does not know that. The audience reads the absence of the stamp as evidence. Which means a small label putting out a record by a real human who sang the entire thing on a real microphone in a real room may, this month, be treated with more suspicion than a major label’s catalogue product.

That is the wrong incentive. The platform should know that. The platform probably does know that.

What the stamp gets right is that disclosure has, finally, become a category that sits on the artwork. For a long time the discussion of human-versus-synthetic in music has been happening everywhere except where the audience was actually meeting the music. It was on Twitter. It was in the press. It was in the panel discussion at the conference. It was not on the album art. Now it is.

That is an improvement. The stamp is small but it is on the surface where the listener encounters the song. That is the right place for it to be.

What needs to come next is the rest of the disclosure. The lead-vocal stamp is the easy one. The next one — production transparency, write-credit transparency, training-set transparency for any model used — is harder, and the platform has not yet started on it. The labels have not pushed for it. The artists are mostly relieved that they did not have to start there.

When that disclosure comes, the stamp will look quaint. It will look like the first sentence of a longer document the music industry was eventually forced to write. That is fine. First sentences are how documents get started.

For now: the stamp is what we have. It tells us less than the discourse thinks it tells us, and more than the cynics give it credit for. The records I am playing this week have the stamp and they don’t and the music is the music regardless. The stamp is not the song. It is just, finally, on the same shelf.