XMP metadata in PDF files

These schemas form the foundation of XMP metadata and:

• Enable content discovery
• Support rights management
• Facilitate workflow automation
• Enable asset tracking
• Support content preservation
• Enable system integration
• Support industry-specific needs

1. Dublin Core Schema (dc)

• Basic descriptive metadata
• Content discovery and identification
• Core elements like title, creator, description
• Industry standard for document description
• Prefix: dc

2. XMP Basic Schema (xmp)

• Fundamental properties of digital assets
• Creation dates, modification times
• Basic ratings and labels
• Creation tool information
• Prefix: xmp

3. XMP Rights Management Schema (xmpRights)

• Copyright information
• Usage rights and restrictions
• License terms
• Rights holder information
• Prefix: xmpRights

4. XMP Media Management Schema (xmpMM)

• Version tracking
• Asset relationships
• Document history
• Rendition management
• Prefix: xmpMM

5. PDF Schema (pdf)

• PDF-specific properties
• PDF version information
• Producer information
• Printing information
• Prefix: pdf