# concept of unknown value in Wikibase

> Wikibase data model concept, (*do not use in statements*) value given to a claim when we know there is a value for the property but don't know the value

**Wikidata**: [Q19798648](https://www.wikidata.org/wiki/Q19798648)  
**Source**: https://4ort.xyz/entity/concept-of-unknown-value-in-wikibase