Program Description

CLOCKSS (Controlled LOCKSS) is a not for profit joint venture between the world’s leading scholarly publishers and research libraries whose mission is to build a sustainable, geographically distributed dark archive with which to ensure the long-term survival of Web-based scholarly publications for the benefit of the greater global research community.

Review Profile Link:

Operating Details

  • MOU URL:
  • Archive Type: Digital
  • Status: Operational
  • Format Archived: Journals
  • Selection: CLOCKSS preserves Web-based scholarly publications in a dark archive. When a title becomes unavailable ("triggered") it becomes accessible through CLOCKSS. The title is openly accessible via two mirrored websites.
  • Retention Period: Permanent
  • Ownership: Not specified
Archive Category Completeness Validation Condition Validation Member Access Nonmember Access