This is a summary area of published ICS documents (Interoperability Conformance Specifications)

that relate to PDF and PDF/VT

PDF ICS Documents in Progress

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ICS — Common Document Metadata for PDF

This ICS is an update of the JDF 1.4 Metadata ICS. : http://www.cip4.org/document_archive/download_request.php?did=2095

This version CIP4 JDF Interoperability Conformance Specification (ICS)  ICS-CommonMetadata.ProdWFPDF.1.5 describes the use of JDF Intent within PDF or defines standardized metadata for embedding in PDF including PDF/VT DPart metadata.
Legacy copies are retained with a .v1, v2 etc. Such metadata is useful to receiving systems for determining the production intent of the PDF pages and to aid the creation of job tickets.