diff --git a/nix/identities.nix b/nix/identities.nix
index 649c1ca8..e5789111 100644
--- a/nix/identities.nix
+++ b/nix/identities.nix
@@ -3,4 +3,8 @@
     leana = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGPq2o9pbmLRGrOpAP76eYCAscmfakDC7wPm9fmsCCQM leana@vanadium";
     root = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDc55vENX+13c4s2w7zjTb8T/AnBnTi96yRC5+fy7Z2A root@vanadium";
   };
+  hydrogen = {
+    leana = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGILsk4f+Z3Dn1IBtAKwpQPBMO88LT/QnONYhSmH3kUm leana@hydrogen";
+    root = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICMUqY9QNsUImaSRHR+jS04ffDtofPSwb1vHoBAoaoju root@hydrogen";
+  };
 }