diff --git a/DataONEProdIntCA/certs/urn:node:mnUCSB1-2.pem b/DataONEProdIntCA/certs/urn:node:mnUCSB1-2.pem
new file mode 100644
index 0000000..cc76e07
--- /dev/null
+++ b/DataONEProdIntCA/certs/urn:node:mnUCSB1-2.pem
@@ -0,0 +1,30 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
diff --git a/DataONEProdIntCA/index.txt b/DataONEProdIntCA/index.txt
index 0318995..74f4823 100644
--- a/DataONEProdIntCA/index.txt
+++ b/DataONEProdIntCA/index.txt
@@ -13,3 +13,4 @@ V	270701171602Z		EA5D6CC8A5910535	unknown	/DC=org/DC=dataone/CN=cn-orc-1.dataone
 V	270829154305Z		EA5D6CC8A5910536	unknown	/DC=org/DC=dataone/CN=urn:node:TFRI
 V	271213151215Z		EA5D6CC8A5910537	unknown	/DC=org/DC=dataone/CN=urn:node:CIB
 V	280114195155Z		EA5D6CC8A5910538	unknown	/DC=org/DC=dataone/CN=urn:node:mnUCSB1
+V	280116184256Z		EA5D6CC8A5910539	unknown	/DC=org/DC=dataone/CN=urn:node:mnUCSB1
diff --git a/DataONEProdIntCA/index.txt.old b/DataONEProdIntCA/index.txt.old
index 7d76579..0318995 100644
--- a/DataONEProdIntCA/index.txt.old
+++ b/DataONEProdIntCA/index.txt.old
@@ -12,3 +12,4 @@ V	270701171120Z		EA5D6CC8A5910534	unknown	/DC=org/DC=dataone/CN=cn-ucsb-1.dataon
 V	270701171602Z		EA5D6CC8A5910535	unknown	/DC=org/DC=dataone/CN=cn-orc-1.dataone.org
 V	270829154305Z		EA5D6CC8A5910536	unknown	/DC=org/DC=dataone/CN=urn:node:TFRI
 V	271213151215Z		EA5D6CC8A5910537	unknown	/DC=org/DC=dataone/CN=urn:node:CIB
+V	280114195155Z		EA5D6CC8A5910538	unknown	/DC=org/DC=dataone/CN=urn:node:mnUCSB1
diff --git a/DataONEProdIntCA/newcerts/EA5D6CC8A5910539.pem b/DataONEProdIntCA/newcerts/EA5D6CC8A5910539.pem
new file mode 100644
index 0000000..cc76e07
--- /dev/null
+++ b/DataONEProdIntCA/newcerts/EA5D6CC8A5910539.pem
@@ -0,0 +1,30 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
diff --git a/DataONEProdIntCA/req/urn:node:mnUCSB1-2.csr b/DataONEProdIntCA/req/urn:node:mnUCSB1-2.csr
new file mode 100644
index 0000000..e159310
--- /dev/null
+++ b/DataONEProdIntCA/req/urn:node:mnUCSB1-2.csr
@@ -0,0 +1,16 @@
+-----BEGIN CERTIFICATE REQUEST-----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+-----END CERTIFICATE REQUEST-----
diff --git a/DataONEProdIntCA/req/urn:node:mnUCSB1.csr b/DataONEProdIntCA/req/urn:node:mnUCSB1.csr
new file mode 100644
index 0000000..ccbec4b
--- /dev/null
+++ b/DataONEProdIntCA/req/urn:node:mnUCSB1.csr
@@ -0,0 +1,16 @@
+-----BEGIN CERTIFICATE REQUEST-----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+-----END CERTIFICATE REQUEST-----
diff --git a/DataONEProdIntCA/serial b/DataONEProdIntCA/serial
index a64c6eb..e16a465 100644
--- a/DataONEProdIntCA/serial
+++ b/DataONEProdIntCA/serial
@@ -1 +1 @@
-EA5D6CC8A5910539
+EA5D6CC8A591053A
diff --git a/DataONEProdIntCA/serial.old b/DataONEProdIntCA/serial.old
index 4e2650d..a64c6eb 100644
--- a/DataONEProdIntCA/serial.old
+++ b/DataONEProdIntCA/serial.old
@@ -1 +1 @@
-EA5D6CC8A5910538
+EA5D6CC8A5910539