M4.2 The format designer shall not × × × specify and the format producer shall not create Core Properties that use the Markup Compatibility namespace as defined in Annex F, Namespaces and Content “Standard Types”. A format consumer shall consider the use of the Markup Compatibility namespace to be an error. M4.3 Producers shall not create a 10.4 × × document element that contains refinements to the Dublin Core elements, except for the two specified in the schema: <dcterms:created> and <dcterms:modified> Consumers shall consider a document element that violates this constraint to be an error. M4.4 Producers shall not create a 10.4 × × document element that contains the xml:lang attribute. Consumers shall consider a document element that violates this constraint to be an error. M4.5 Producers shall not create a 10.4 × × document element that contains the xsi:type attribute, except for a <dcterms:created> or <dcterms:modified> element where the xsi:type attribute shall be present and shall hold the value dcterms:W3CDTF, where dcterms is the namespace prefix of the Dublin Core namespace. Consumers shall consider a document element that violates this constraint to be an error. Thumbnail The requirements in Table H–10 and Table H–11 are only relevant if using the thumbnail feature. Table H–10. Thumbnail conformance requirements
M4.2 The format designer shall not specify and the format producer shall not create Core Properties that use the Markup Compatibility namespace as defined in Annex F, “Standard Namespaces and Content Types”. A format consumer shall consider the use of the Markup Compatibility namespace to be an error. × × × M4.3 Producers shall not create a document element that contains refinements to the Dublin Core elements, except for the two specified in the schema: <dcterms:created> and <dcterms:modified> Consumers shall consider a document element that violates this constraint to be an error. 10.4 × × M4.4 Producers shall not create a document element that contains the xml:lang attribute. Consumers shall consider a document element that violates this constraint to be an error. 10.4 × × M4.5 Producers shall not create a document element that contains the xsi:type attribute, except for a <dcterms:created> or <dcterms:modified> element where the xsi:type attribute shall be present and shall hold the value dcterms:W3CDTF, where dcterms is the namespace prefix of the Dublin Core namespace. Consumers shall consider a document element that violates this constraint to be an error. 10.4 × × Thumbnail The requirements in Table H–10 and Table H–11 are only relevant if using the thumbnail feature. Table H–10. Thumbnail conformance requirements
Office%20Open%20XML%20Part%202%20-%20Open%20Packaging%20Conventions_final.docx