diff --git a/ceremony/2024-04-09/keys/25515137/README.md b/ceremony/2024-04-09/keys/25515137/README.md
new file mode 100644
index 0000000..c8c5171
--- /dev/null
+++ b/ceremony/2024-04-09/keys/25515137/README.md
@@ -0,0 +1 @@
+held by: @tianon-sso (@tianon)
diff --git a/ceremony/2024-04-09/keys/25515137/Slot9CAttestation.pem b/ceremony/2024-04-09/keys/25515137/Slot9CAttestation.pem
new file mode 100644
index 0000000..2a832cc
--- /dev/null
+++ b/ceremony/2024-04-09/keys/25515137/Slot9CAttestation.pem
@@ -0,0 +1,16 @@
+-----BEGIN CERTIFICATE-----
+MIICcjCCAVqgAwIBAgIQAaXkDimjk6C7iuoSwz11lzANBgkqhkiG9w0BAQsFADAh
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+FmjxvZg+
+-----END CERTIFICATE-----
diff --git a/ceremony/2024-04-09/keys/25515137/SlotF9Intermediate.pem b/ceremony/2024-04-09/keys/25515137/SlotF9Intermediate.pem
new file mode 100644
index 0000000..d5cf30b
--- /dev/null
+++ b/ceremony/2024-04-09/keys/25515137/SlotF9Intermediate.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
+MIIDDTCCAfWgAwIBAgIJAJtkVUFqJ6FMMA0GCSqGSIb3DQEBCwUAMCsxKTAnBgNV
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+K5dtxplRkMWb0UYYSmMS66w=
+-----END CERTIFICATE-----