# Ingestion builder

```{include} ../../../../nominal/experimental/ingest/README.md
:start-line: 1
```

When a container produces these files, [declare units per output](extractors.md#per-output-units)
instead. Those units travel in the output manifest, rather than the image's registration contract.

(reference)=
## API Reference

```{eval-rst}
.. include:: ../_summaries/nominal.experimental.ingest.rst
```