diff --git a/data/mntner/BINGXIN-MNT b/data/mntner/BINGXIN-MNT
index b4dd1439b..a5fbe1267 100644
--- a/data/mntner/BINGXIN-MNT
+++ b/data/mntner/BINGXIN-MNT
@@ -3,4 +3,5 @@ admin-c:            BINGXIN-DN42
 tech-c:             BINGXIN-DN42
 mnt-by:             BINGXIN-MNT
 auth:               ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIP4ZCgJg2cZZfiAbNxTWlGy2xYgwuDfdPmT7sujTN8kr bingxin666@byteloid.one
+remarks:            pin-sha256:DIODmzDWwENxosU11ujyLs9Y4PYPh0ZMvyPLYf0VdmE=
 source:             DN42