noun
document instance
Computing term for a concrete occurrence of a document conforming to a schema or definition, such as an XML document instance.
このXML文書実現値はスキーマに従っている。
This XML document instance conforms to the schema.
Compound of 文書 (document) + 実現 (realization) + 値 (value), likely a calque from English 'document instance' in computing contexts.