diff --git a/DataONEProdIntCA/certs/urn:node:ARCTIC.pem b/DataONEProdIntCA/certs/urn:node:ARCTIC.pem
new file mode 100644
index 0000000..8856fcf
--- /dev/null
+++ b/DataONEProdIntCA/certs/urn:node:ARCTIC.pem
@@ -0,0 +1,30 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
diff --git a/DataONEProdIntCA/index.txt b/DataONEProdIntCA/index.txt
index 74f4823..3168aef 100644
--- a/DataONEProdIntCA/index.txt
+++ b/DataONEProdIntCA/index.txt
@@ -14,3 +14,4 @@ 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
+V	280224215846Z		EA5D6CC8A591053A	unknown	/DC=org/DC=dataone/CN=urn:node:ARCTIC
diff --git a/DataONEProdIntCA/index.txt.old b/DataONEProdIntCA/index.txt.old
index 0318995..74f4823 100644
--- a/DataONEProdIntCA/index.txt.old
+++ b/DataONEProdIntCA/index.txt.old
@@ -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/newcerts/EA5D6CC8A591053A.pem b/DataONEProdIntCA/newcerts/EA5D6CC8A591053A.pem
new file mode 100644
index 0000000..8856fcf
--- /dev/null
+++ b/DataONEProdIntCA/newcerts/EA5D6CC8A591053A.pem
@@ -0,0 +1,30 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
diff --git a/DataONEProdIntCA/req/urn:node:ARCTIC.csr b/DataONEProdIntCA/req/urn:node:ARCTIC.csr
new file mode 100644
index 0000000..4761e5b
--- /dev/null
+++ b/DataONEProdIntCA/req/urn:node:ARCTIC.csr
@@ -0,0 +1,16 @@
+-----BEGIN CERTIFICATE REQUEST-----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+-----END CERTIFICATE REQUEST-----
diff --git a/DataONEProdIntCA/serial b/DataONEProdIntCA/serial
index e16a465..36e8d59 100644
--- a/DataONEProdIntCA/serial
+++ b/DataONEProdIntCA/serial
@@ -1 +1 @@
-EA5D6CC8A591053A
+EA5D6CC8A591053B
diff --git a/DataONEProdIntCA/serial.old b/DataONEProdIntCA/serial.old
index a64c6eb..e16a465 100644
--- a/DataONEProdIntCA/serial.old
+++ b/DataONEProdIntCA/serial.old
@@ -1 +1 @@
-EA5D6CC8A5910539
+EA5D6CC8A591053A