The pack definition of a registerable model. Must be accompanied by a SuperMaaS Archive file (with the same name, and extension .sparc). The archive should contain a single image.tar.gz with raw docker image data (produced by docker save, and consumed by docker load).
Designates this definition as a specific version. Backwards compatibility of SuperMaaS with earlier pack definition versions is maintained on a best-effort basis.
Designates this definition as describing a registerable model.
SHA-256 digest for the corresponding SuperMaaS Archive.
Arbitrary Metadata Blob. SuperMaaS does not introspect this metadata, but does store and forward it along to any downstream consumer.