No one knows exactly when 'The Unmourned (Shelf Sending)' first appeared. The oldest confirmed recording dates to 2189, but the song's structure — a slow processional built on a pentatonic modal frame with Andean huayno rhythmic inflections and Yoruba call-and-response phrasing — suggests folk evolution over decades, not single authorship. It is attributed by convention to the Feroza Yards Singers, a loose assembly of Shelf Block 3 dock families. The lyrics address the dead directly, acknowledging that no official record will mark their passing, that no corporate memorial will be filed, that the city will not slow — and declaring, simply, that those present remember. The final verse is always sung without accompaniment, in unison, regardless of how many or how few people are present.

The song has no fixed key, no fixed tempo, and no authoritative text — it is relearned orally in each community that adopts it, absorbing local variation and dialect. Recordings circulate on physical chips because neural feed versions, which would fix the song in one interpretation, are considered by Shelf communities to miss the point. The song is meant to be sung imperfectly, together, in a cold room or a damp tunnel or an alley, because that is where Shelf people die and where Shelf people grieve.