diff --git a/trust/keys/BP3j-2A5y-git-harden-sh-design-spec-216a.pub b/trust/keys/BP3j-2A5y-git-harden-sh-design-spec-216a.pub
new file mode 100644
index 0000000..8edef0e
--- /dev/null
+++ b/trust/keys/BP3j-2A5y-git-harden-sh-design-spec-216a.pub
@@ -0,0 +1 @@
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILnGGHmrqLGPS7JqCsTGd14NAUgnl4VM6QYsUuo1/DGC crosslink-agent:BP3j-2A5y-git-harden-sh-design-spec-216a@MacBook-Air-4.local