Hello Collective Wisdom --

The EAD Report Card has the following to say about the EADID element:

"The content of this element, together with its attributes, must
uniquely identify the EAD instance. The <eadid> should include at least
one of the following attributes: publicid, identifier, url. See BPG for
additional guidance. If using publicid, content is defined in ISO/IEC
9070:1991, intended to be universally unique. If using identifier,
content is a machine-readable unique identifier. If using url, content
should be expressed in absolute terms (e.g.,"

Just wondering what most people are using - publicid, identifier or URL
-- and pros/cons of the three options.



Michele Rothenberger
Syracuse University
Special Collections Research Center
Syracuse, NY