https://github.com/civicrm/civicrm-core/commit/0481e12cb565a2b52e60f5910c76e12dd88ed0e1#diff-e3f8492b6e1be4c8b59e980005a1ba730a091bf673492d835316fe8ddff3f308R21
Might not be able to search for a hash.