METSMETS

In order to reconstruct the archive, we will In order to reconstruct the archive, we will need to understand the METS files. METS is need to understand the METS files. METS is schema that provides a flexible mechanism schema that provides a flexible mechanism for encoding descriptive, administrative, and for encoding descriptive, administrative, and structural metadata for a digital library structural metadata for a digital library object. The schema is written in xml format. object. The schema is written in xml format. A METS document consists of seven major A METS document consists of seven major sections but we will only need to understand sections but we will only need to understand the first five sections to recreate the archive. the first five sections to recreate the archive. The last two sections are not used by the The last two sections are not used by the U.S. Government Printing Office’s (GPO) U.S. Government Printing Office’s (GPO) Future Digital System (FDsys). Future Digital System (FDsys).

METS SchemaMETS Schema 1) 1) METS HeaderMETS Header

The METS Header contains metadata describing the The METS Header contains metadata describing the METS document itself, including such information as METS document itself, including such information as creator, editor, etc.creator, editor, etc.

2) 2) Descriptive MetadataDescriptive Metadata The descriptive metadata section may point to descriptive The descriptive metadata section may point to descriptive

metadata external to the METS document or contain metadata external to the METS document or contain internally embedded descriptive metadata, or both. This internally embedded descriptive metadata, or both. This section is link to the MODS xml file. section is link to the MODS xml file.

3) 3) Administrative MetadataAdministrative Metadata The administrative metadata section provides The administrative metadata section provides

information regarding how the files were created information regarding how the files were created and stored, intellectual property rights, metadata and stored, intellectual property rights, metadata regarding the original source object from which the regarding the original source object from which the digital library object derives, and information digital library object derives, and information regarding the provenance of the files comprising regarding the provenance of the files comprising the digital library object. This section is link to the the digital library object. This section is link to the PEMIS xml file.PEMIS xml file.

METS SchemaMETS Schema 4) 4) File SectionFile Section

The file section lists all files containing The file section lists all files containing content which comprise the electronic content which comprise the electronic versions of the digital object.  <file> versions of the digital object.  <file> elements may be grouped within <fileGrp> elements may be grouped within <fileGrp> elements, to provide for subdividing the elements, to provide for subdividing the files by object version.files by object version.

5) 5) Structural MapStructural Map The structural map is the heart of a METS The structural map is the heart of a METS

document. It outlines a hierarchical document. It outlines a hierarchical structure for the digital library object, and structure for the digital library object, and links the elements of that structure to links the elements of that structure to content files and metadata that pertain to content files and metadata that pertain to each element.each element.

Hardware Interface Hardware Interface

A desktop PC computer or notebook A desktop PC computer or notebook with usb/firewire connection. with usb/firewire connection. External usb/firewire hard drive External usb/firewire hard drive containing AIPs exported from containing AIPs exported from FDsys.FDsys.