creativeWorkStatus

This term is proposed for full integration into Schema.org, pending implementation feedback and adoption from applications and websites.

Thing > Property > creativeWorkStatus

The status of a creative work in terms of its stage in a lifecycle. Example terms include Incomplete, Draft, Published, Obsolete. Some organizations define a set of terms for the stages of their publication lifecycle.
Values expected to be one of these types
DefinedTerm
Text
Used on these types
CreativeWork

Source

https://github.com/schemaorg/schemaorg/issues/987