Comparative Analysis of Distributed Digital Preservation (DDP) Systems

The Educopia Institute has released Comparative Analysis of Distributed Digital Preservation (DDP) Systems.

Here's an excerpt:

The National Endowment for the Humanities (NEH)-funded Chronicles in Preservation project ( completed this Comparative Analysis of three Distributed Digital Preservation systems to analyze their underlying technologies and methodologies:

  • Chronopolis using iRODS (
  • University of North Texas using Coda (
  • MetaArchive Cooperative using LOCKSS (

Chronicles in Preservation is a three-year effort to study, document, and model techniques for the preservation of digital newspaper collections. This Comparative Analysis is based on a series of test exchanges between academic libraries curating digital newspaper collections and the three above- mentioned DDP systems.

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