The identifier appears in several technical and archival contexts, most notably within PingOne Advanced Identity Cloud documentation and historical database indexes. PingOne Advanced Identity Cloud (OPENIDM-21718)

: It appears in software repository paths, such as the ALT Linux SRPMS classic branch. Note on ".rar" Files

The number also surfaces in various archival and library catalogs:

: The maxQueueSize for queued synchronization now defaults to 1000 . It is restricted to a range between 100 and 1000 (previously, the default was 20,000).

: Data for specialized industrial or consumer electronics.

Regular channel changelog | PingOne Advanced Identity Cloud

If you are looking for a specific archive (e.g., 21718.rar ), this often refers to a compressed file found on driver support sites, firmware repositories, or legacy forums. These files typically contain: