5.1.2.1 Mechanisms in place to ensure any/multiple copies of digital objects are synchronized
From CLOCKSS Trusted Digital Repository Documents
5.1.2.1 - The repository shall have mechanisms in place to ensure any/multiple copies of digital objects are synchronized.
Subsequent to its ingestion, the LOCKSS: Polling and Repair Protocol among the CLOCKSS boxes continuously compares each unit of content at each box with the same unit at a random sample of the other boxes, detecting and repairing any missing or damaged content. The polling process is monitored by LOCKSS team members using internal tools as described in CLOCKSS: Logging and Records.