diff --git a/gcn/circulars.example.json b/gcn/circulars.example.json
index 5501671a..e1f65091 100644
--- a/gcn/circulars.example.json
+++ b/gcn/circulars.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/circulars.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/circulars.schema.json",
   "eventId": "GRB 230410A",
   "submitter": "Fermi GBM Team at MSFC/Fermi-GBM <do_not_reply@GIOC.nsstc.nasa.gov>",
   "submittedHow": "email-legacy",
diff --git a/gcn/circulars.schema.json b/gcn/circulars.schema.json
index 90fd319f..45fa55c6 100644
--- a/gcn/circulars.schema.json
+++ b/gcn/circulars.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/circulars.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/circulars.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "GCN Circular",
diff --git a/gcn/notices/burstcube/alert.example.json b/gcn/notices/burstcube/alert.example.json
index 85acdc77..1bfa1aa4 100644
--- a/gcn/notices/burstcube/alert.example.json
+++ b/gcn/notices/burstcube/alert.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/burstcube/alert.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/burstcube/alert.schema.json",
   "alert_datetime": "2024-06-01T00:05:00.00Z",
   "alert_tense": "current",
   "alert_type": "initial",
diff --git a/gcn/notices/burstcube/alert.schema.json b/gcn/notices/burstcube/alert.schema.json
index ede64019..fd5de6e6 100644
--- a/gcn/notices/burstcube/alert.schema.json
+++ b/gcn/notices/burstcube/alert.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/burstcube/alert.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/burstcube/alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "Alert",
   "description": "BurstCube Trigger Alert",
diff --git a/gcn/notices/burstcube/test.example.json b/gcn/notices/burstcube/test.example.json
index d82a1031..d58b3bba 100644
--- a/gcn/notices/burstcube/test.example.json
+++ b/gcn/notices/burstcube/test.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/burstcube/test.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/burstcube/test.schema.json",
   "alert_datetime": "2024-06-01T00:05:00.00Z",
   "alert_tense": "current",
   "alert_type": "initial",
diff --git a/gcn/notices/burstcube/test.schema.json b/gcn/notices/burstcube/test.schema.json
index 8b4fbd54..edc14e52 100644
--- a/gcn/notices/burstcube/test.schema.json
+++ b/gcn/notices/burstcube/test.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/burstcube/test.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/burstcube/test.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "Alert",
   "description": "BurstCube Trigger Alert",
diff --git a/gcn/notices/core/AdditionalInfo.schema.json b/gcn/notices/core/AdditionalInfo.schema.json
index 9d97a14d..f3778be7 100644
--- a/gcn/notices/core/AdditionalInfo.schema.json
+++ b/gcn/notices/core/AdditionalInfo.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/AdditionalInfo.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/AdditionalInfo.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "Comments",
diff --git a/gcn/notices/core/Alert.schema.json b/gcn/notices/core/Alert.schema.json
index acd9b98a..8e30253c 100644
--- a/gcn/notices/core/Alert.schema.json
+++ b/gcn/notices/core/Alert.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Alert.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "Alert",
   "description": "Alert Information description properties of this notice",
diff --git a/gcn/notices/core/DateTime.schema.json b/gcn/notices/core/DateTime.schema.json
index d5236984..c4774604 100644
--- a/gcn/notices/core/DateTime.schema.json
+++ b/gcn/notices/core/DateTime.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/DateTime.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/DateTime.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "DateTime",
   "description": "Time descriptions of transient event and observation",
diff --git a/gcn/notices/core/DetectorStatus.schema.json b/gcn/notices/core/DetectorStatus.schema.json
index 17e4a4c2..c5ae1ef9 100644
--- a/gcn/notices/core/DetectorStatus.schema.json
+++ b/gcn/notices/core/DetectorStatus.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/DetectorStatus.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/DetectorStatus.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "DetectorStatus",
   "enum": ["on", "off", "triggered"],
diff --git a/gcn/notices/core/Distance.schema.json b/gcn/notices/core/Distance.schema.json
index ecf4c34f..65386a8e 100644
--- a/gcn/notices/core/Distance.schema.json
+++ b/gcn/notices/core/Distance.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Distance.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Distance.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "Distance",
diff --git a/gcn/notices/core/Duration.schema.json b/gcn/notices/core/Duration.schema.json
index 89f01cf8..09bec973 100644
--- a/gcn/notices/core/Duration.schema.json
+++ b/gcn/notices/core/Duration.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Duration.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Duration.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "Duration",
diff --git a/gcn/notices/core/Event.schema.json b/gcn/notices/core/Event.schema.json
index 82b04eff..19b989fd 100644
--- a/gcn/notices/core/Event.schema.json
+++ b/gcn/notices/core/Event.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Event.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Event.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "Event Information",
diff --git a/gcn/notices/core/FollowUp.schema.json b/gcn/notices/core/FollowUp.schema.json
index 773353de..8fd32a50 100644
--- a/gcn/notices/core/FollowUp.schema.json
+++ b/gcn/notices/core/FollowUp.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/FollowUp.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/FollowUp.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "FollowUp",
   "description": "Schema specific to follow-up cases",
diff --git a/gcn/notices/core/GeoLocBase.schema.json b/gcn/notices/core/GeoLocBase.schema.json
index cae4c06b..375457fa 100755
--- a/gcn/notices/core/GeoLocBase.schema.json
+++ b/gcn/notices/core/GeoLocBase.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/GeoLocBase.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/GeoLocBase.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "Spacecraft Geolocation and McIlwain L",
   "description": "Enables GCN providers to include spacecraft geolocation and McIlwain L-Parameter.",
diff --git a/gcn/notices/core/HardnessRatio.schema.json b/gcn/notices/core/HardnessRatio.schema.json
index b1ad8799..a3960cb5 100644
--- a/gcn/notices/core/HardnessRatio.schema.json
+++ b/gcn/notices/core/HardnessRatio.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/HardnessRatio.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/HardnessRatio.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "HardnessRatio",
diff --git a/gcn/notices/core/Localization.example.json b/gcn/notices/core/Localization.example.json
index e18c3501..44def9c0 100644
--- a/gcn/notices/core/Localization.example.json
+++ b/gcn/notices/core/Localization.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Localization.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Localization.schema.json",
   "ra": 120,
   "dec": 45,
   "ra_dec_error": [0.5, 0.8, 0],
diff --git a/gcn/notices/core/Localization.schema.json b/gcn/notices/core/Localization.schema.json
index d0812930..538ba306 100644
--- a/gcn/notices/core/Localization.schema.json
+++ b/gcn/notices/core/Localization.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Localization.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Localization.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "Localization",
diff --git a/gcn/notices/core/Pointing.example.json b/gcn/notices/core/Pointing.example.json
index fcdca98b..47ee56f1 100644
--- a/gcn/notices/core/Pointing.example.json
+++ b/gcn/notices/core/Pointing.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Pointing.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Pointing.schema.json",
   "ra_pointing": 120.5,
   "dec_pointing": 30.2,
   "roll": -12.8,
diff --git a/gcn/notices/core/Pointing.schema.json b/gcn/notices/core/Pointing.schema.json
index a4ef9a5d..d7fd3b90 100644
--- a/gcn/notices/core/Pointing.schema.json
+++ b/gcn/notices/core/Pointing.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Pointing.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Pointing.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "Instrument Pointing",
   "description": "Instrument pointing and rotational rates.",
diff --git a/gcn/notices/core/Redshift.schema.json b/gcn/notices/core/Redshift.schema.json
index 86043641..db4e6780 100644
--- a/gcn/notices/core/Redshift.schema.json
+++ b/gcn/notices/core/Redshift.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Redshift.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Redshift.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "Redshift",
diff --git a/gcn/notices/core/Reporter.example.json b/gcn/notices/core/Reporter.example.json
index 79c8c7f5..97a434ba 100644
--- a/gcn/notices/core/Reporter.example.json
+++ b/gcn/notices/core/Reporter.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Reporter.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Reporter.schema.json",
   "mission": "Hubble Space Telescope",
   "instrument": "Advanced Camera for Surveys",
   "record_number": 1,
diff --git a/gcn/notices/core/Reporter.schema.json b/gcn/notices/core/Reporter.schema.json
index 296cbbd8..9e8ee5bc 100644
--- a/gcn/notices/core/Reporter.schema.json
+++ b/gcn/notices/core/Reporter.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Reporter.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Reporter.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "Reporter",
   "description": "Alert Reporter instrument",
diff --git a/gcn/notices/core/Statistics.example.json b/gcn/notices/core/Statistics.example.json
index bc24befd..1859708c 100644
--- a/gcn/notices/core/Statistics.example.json
+++ b/gcn/notices/core/Statistics.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Statistics.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Statistics.schema.json",
   "far": 0.001,
   "trigger_type": "rate",
   "net_count_rate": 2000,
diff --git a/gcn/notices/core/Statistics.schema.json b/gcn/notices/core/Statistics.schema.json
index bd08e7e1..597b5f5a 100644
--- a/gcn/notices/core/Statistics.schema.json
+++ b/gcn/notices/core/Statistics.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/Statistics.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/Statistics.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "Statistics",
diff --git a/gcn/notices/core/spectral/GammaRay.schema.json b/gcn/notices/core/spectral/GammaRay.schema.json
index ad35f2ea..6cc561d1 100644
--- a/gcn/notices/core/spectral/GammaRay.schema.json
+++ b/gcn/notices/core/spectral/GammaRay.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/GammaRay.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/spectral/GammaRay.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "spectral.GammaRay",
diff --git a/gcn/notices/core/spectral/models/Band.schema.json b/gcn/notices/core/spectral/models/Band.schema.json
index 2c02d348..3c310e5f 100644
--- a/gcn/notices/core/spectral/models/Band.schema.json
+++ b/gcn/notices/core/spectral/models/Band.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/Band.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/spectral/models/Band.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "Band",
diff --git a/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json b/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json
index 47f7865d..e964110b 100644
--- a/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json
+++ b/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/spectral/models/CutOffPowerLaw.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "CutOffPowerLaw",
diff --git a/gcn/notices/core/spectral/models/PowerLaw.schema.json b/gcn/notices/core/spectral/models/PowerLaw.schema.json
index aa21fbce..6f308e21 100644
--- a/gcn/notices/core/spectral/models/PowerLaw.schema.json
+++ b/gcn/notices/core/spectral/models/PowerLaw.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/core/spectral/models/PowerLaw.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/core/spectral/models/PowerLaw.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "PowerLaw",
diff --git a/gcn/notices/einstein_probe/wxt/alert.example.json b/gcn/notices/einstein_probe/wxt/alert.example.json
index 41521199..21793962 100644
--- a/gcn/notices/einstein_probe/wxt/alert.example.json
+++ b/gcn/notices/einstein_probe/wxt/alert.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/einstein_probe/wxt/alert.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/einstein_probe/wxt/alert.schema.json",
   "instrument": "WXT",
   "trigger_time": "2024-03-01T21:46:05.13Z",
   "id": ["01708973486"],
diff --git a/gcn/notices/einstein_probe/wxt/alert.schema.json b/gcn/notices/einstein_probe/wxt/alert.schema.json
index 2e56574b..9e06bd5d 100644
--- a/gcn/notices/einstein_probe/wxt/alert.schema.json
+++ b/gcn/notices/einstein_probe/wxt/alert.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/einstein_probe/wxt/alert.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/einstein_probe/wxt/alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "EP/WXT Alert",
   "description": "Candidate X-ray transient reported from the EP/WXT on board trigger",
diff --git a/gcn/notices/glowbug/Alert.example.json b/gcn/notices/glowbug/Alert.example.json
index 2f07c02e..f4f6bcca 100644
--- a/gcn/notices/glowbug/Alert.example.json
+++ b/gcn/notices/glowbug/Alert.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/glowbug/Alert.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/glowbug/Alert.schema.json",
   "mission": "GLOWBUG",
   "alert_datetime": "2023-04-23T15:25:55Z",
   "alert_tense": "current",
diff --git a/gcn/notices/glowbug/Alert.schema.json b/gcn/notices/glowbug/Alert.schema.json
index 7a64d9da..9723e5a1 100644
--- a/gcn/notices/glowbug/Alert.schema.json
+++ b/gcn/notices/glowbug/Alert.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/glowbug/Alert.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/glowbug/Alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "Glowbug Alert Notice",
   "description": "Information about a Glowbug trigger.  All fields optional; omitted if not available or not applicable.",
diff --git a/gcn/notices/heasarc/archive_alert.example.json b/gcn/notices/heasarc/archive_alert.example.json
index e38f38cc..d29bec58 100644
--- a/gcn/notices/heasarc/archive_alert.example.json
+++ b/gcn/notices/heasarc/archive_alert.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/heasarc/archive_alert.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/heasarc/archive_alert.schema.json",
   "mission": "HEASARC",
   "alert_datetime": "2022-05-04T00:00:00Z",
   "alert_tense": "archival",
diff --git a/gcn/notices/heasarc/archive_alert.schema.json b/gcn/notices/heasarc/archive_alert.schema.json
index 08a32771..eed72fb7 100644
--- a/gcn/notices/heasarc/archive_alert.schema.json
+++ b/gcn/notices/heasarc/archive_alert.schema.json
@@ -1,22 +1,14 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/heasarc/archive_alert.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/heasarc/archive_alert.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "HEASARC - Data in Archive",
   "description": "Data Archived at HEASARC",
   "allOf": [
-    {
-      "$ref": "../core/Alert.schema.json"
-    },
-    {
-      "$ref": "../core/DateTime.schema.json"
-    },
-    {
-      "$ref": "../core/Event.schema.json"
-    },
-    {
-      "$ref": "../core/Reporter.schema.json"
-    }
+    { "$ref": "../core/Alert.schema.json" },
+    { "$ref": "../core/DateTime.schema.json" },
+    { "$ref": "../core/Event.schema.json" },
+    { "$ref": "../core/Reporter.schema.json" }
   ],
   "properties": {
     "obs_id": {
diff --git a/gcn/notices/icecube/lvk_nu_track_search.example.json b/gcn/notices/icecube/lvk_nu_track_search.example.json
index e5bb65eb..928fe05c 100644
--- a/gcn/notices/icecube/lvk_nu_track_search.example.json
+++ b/gcn/notices/icecube/lvk_nu_track_search.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/lvk_nu_track_search.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/icecube/lvk_nu_track_search.schema.json",
   "type": "IceCube LVK Alert Nu Track Search",
   "reference": { "gcn.notices.LVK.alert": "S230914ak-2-Preliminary" },
   "ref_ID": "S230914ak",
diff --git a/gcn/notices/icecube/lvk_nu_track_search.schema.json b/gcn/notices/icecube/lvk_nu_track_search.schema.json
index 52eaf074..7157f3bb 100644
--- a/gcn/notices/icecube/lvk_nu_track_search.schema.json
+++ b/gcn/notices/icecube/lvk_nu_track_search.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/lvk_nu_track_search.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/icecube/lvk_nu_track_search.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "IceCube LVK Alert Nu Track Search",
diff --git a/gcn/notices/icecube/test/gold_bronze.update.example.json b/gcn/notices/icecube/test/gold_bronze.update.example.json
index 5a404d97..ac54d5aa 100644
--- a/gcn/notices/icecube/test/gold_bronze.update.example.json
+++ b/gcn/notices/icecube/test/gold_bronze.update.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json",
   "additional_info": "IceCube Bronze Neutrino Track Alert",
   "event_name": ["IceCube-230416A"],
   "id": ["137840", "57034692"],
diff --git a/gcn/notices/icecube/test/gold_bronze_track_alerts.example.json b/gcn/notices/icecube/test/gold_bronze_track_alerts.example.json
index b5d97a40..e265b87d 100644
--- a/gcn/notices/icecube/test/gold_bronze_track_alerts.example.json
+++ b/gcn/notices/icecube/test/gold_bronze_track_alerts.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json",
   "additional_info": "IceCube Bronze Neutrino Track Alert",
   "id": ["137840", "57034692"],
   "alert_datetime": "2023-04-16T05:22:29.55Z",
diff --git a/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json b/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json
index 56520c9f..4d15380e 100644
--- a/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json
+++ b/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/icecube/test/gold_bronze_track_alerts.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "title": "IceCubeGoldAndBronzeTracks",
diff --git a/gcn/notices/svom/eclairs/trigger.catalog.example.json b/gcn/notices/svom/eclairs/trigger.catalog.example.json
index a8220e0e..82854545 100644
--- a/gcn/notices/svom/eclairs/trigger.catalog.example.json
+++ b/gcn/notices/svom/eclairs/trigger.catalog.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/svom/trigger.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/svom/trigger.schema.json",
   "instrument": "ECLAIRs",
   "alert_datetime": "2024-02-22T08:51:55",
   "alert_tense": "test",
@@ -11,7 +11,7 @@
   "dec": -68.0289,
   "ra_dec_error": 0.1,
   "image_snr": 25.67,
-  "image_duration": 0.0,
+  "image_duration": 0,
   "image_energy_range": [4, 20],
   "trigger_type": "rate",
   "slew_status": "not_requested"
diff --git a/gcn/notices/svom/eclairs/trigger.not-slewing.example.json b/gcn/notices/svom/eclairs/trigger.not-slewing.example.json
index 36808524..fc7ac7b9 100644
--- a/gcn/notices/svom/eclairs/trigger.not-slewing.example.json
+++ b/gcn/notices/svom/eclairs/trigger.not-slewing.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/svom/trigger.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/svom/trigger.schema.json",
   "instrument": "ECLAIRs",
   "alert_datetime": "2024-02-22T08:51:55",
   "alert_tense": "test",
@@ -10,7 +10,7 @@
   "dec": -68.0289,
   "ra_dec_error": 0.1,
   "image_snr": 25.67,
-  "image_duration": 0.0,
+  "image_duration": 0,
   "image_energy_range": [4, 20],
   "trigger_type": "rate",
   "slew_status": "rejected"
diff --git a/gcn/notices/svom/eclairs/trigger.slewing.example.json b/gcn/notices/svom/eclairs/trigger.slewing.example.json
index 4a42edcb..644bcdf7 100644
--- a/gcn/notices/svom/eclairs/trigger.slewing.example.json
+++ b/gcn/notices/svom/eclairs/trigger.slewing.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/svom/trigger.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/svom/trigger.schema.json",
   "instrument": "ECLAIRs",
   "alert_datetime": "2024-02-22T08:51:55",
   "alert_tense": "test",
@@ -10,7 +10,7 @@
   "dec": -68.0289,
   "ra_dec_error": 0.1,
   "image_snr": 25.67,
-  "image_duration": 0.0,
+  "image_duration": 0,
   "image_energy_range": [4, 20],
   "trigger_type": "rate",
   "slew_status": "accepted"
diff --git a/gcn/notices/svom/eclairs/trigger.wakeup.example.json b/gcn/notices/svom/eclairs/trigger.wakeup.example.json
index cb24a4db..6b77756f 100644
--- a/gcn/notices/svom/eclairs/trigger.wakeup.example.json
+++ b/gcn/notices/svom/eclairs/trigger.wakeup.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/svom/trigger.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/svom/trigger.schema.json",
   "instrument": "ECLAIRs",
   "alert_datetime": "2024-02-22T08:51:55",
   "alert_tense": "test",
@@ -10,7 +10,7 @@
   "dec": -68.0289,
   "ra_dec_error": 0.1,
   "image_snr": 25.67,
-  "image_duration": 0.0,
+  "image_duration": 0,
   "image_energy_range": [4, 20],
   "trigger_type": "rate",
   "slew_status": "not_requested"
diff --git a/gcn/notices/svom/grm/trigger.example.json b/gcn/notices/svom/grm/trigger.example.json
index 02b35180..4477a7cf 100644
--- a/gcn/notices/svom/grm/trigger.example.json
+++ b/gcn/notices/svom/grm/trigger.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/svom/trigger.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/svom/trigger.schema.json",
   "instrument": "GRM",
   "alert_datetime": "2024-02-22T08:51:55",
   "alert_tense": "test",
@@ -10,7 +10,7 @@
   "dec": -68.0289,
   "ra_dec_error": 0.1,
   "rate_snr": 25.67,
-  "rate_duration": 0.0,
+  "rate_duration": 0,
   "rate_energy_range": [15, 550],
   "triggered_GRDs": [true, true, true]
 }
diff --git a/gcn/notices/svom/trigger.schema.json b/gcn/notices/svom/trigger.schema.json
index ed2ac9fe..f5732844 100644
--- a/gcn/notices/svom/trigger.schema.json
+++ b/gcn/notices/svom/trigger.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/svom/trigger.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/svom/trigger.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "type": "object",
   "unevaluatedProperties": false,
@@ -24,9 +24,7 @@
     },
     "triggered_GRDs": {
       "type": "array",
-      "items": {
-        "type": "boolean"
-      },
+      "items": { "type": "boolean" },
       "minItems": 3,
       "maxItems": 3,
       "description": "In case of a GRM trigger, trigger status the 3 GRDs. Each item correspond to one of the 3 GRDs: true means the GRD triggers, false not"
diff --git a/gcn/notices/swift/bat/Guano.Retraction.example.json b/gcn/notices/swift/bat/Guano.Retraction.example.json
index 5f7ec5f2..e38700ed 100644
--- a/gcn/notices/swift/bat/Guano.Retraction.example.json
+++ b/gcn/notices/swift/bat/Guano.Retraction.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/swift/bat/Guano.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/swift/bat/Guano.schema.json",
   "mission": "Swift",
   "instrument": "BAT-GUANO",
   "messenger": "EM",
diff --git a/gcn/notices/swift/bat/Guano.example.json b/gcn/notices/swift/bat/Guano.example.json
index 828e0e60..1e19cfa6 100644
--- a/gcn/notices/swift/bat/Guano.example.json
+++ b/gcn/notices/swift/bat/Guano.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/swift/bat/Guano.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/swift/bat/Guano.schema.json",
   "mission": "Swift",
   "instrument": "BAT-GUANO",
   "messenger": "EM",
diff --git a/gcn/notices/swift/bat/Guano.schema.json b/gcn/notices/swift/bat/Guano.schema.json
index 22ead2e9..d039444e 100644
--- a/gcn/notices/swift/bat/Guano.schema.json
+++ b/gcn/notices/swift/bat/Guano.schema.json
@@ -1,5 +1,5 @@
 {
-  "$id": "https://gcn.nasa.gov/schema/main/gcn/notices/swift/bat/Guano.schema.json",
+  "$id": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/swift/bat/Guano.schema.json",
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "title": "Swift/BAT-GUANO Alert",
   "description": "Candidate gamma-ray transient reported from the BAT-GUANO targeted search",
diff --git a/gcn/notices/swift/bat/guano.loc_arc_min.example.json b/gcn/notices/swift/bat/guano.loc_arc_min.example.json
index 523a7dea..7de2b21b 100644
--- a/gcn/notices/swift/bat/guano.loc_arc_min.example.json
+++ b/gcn/notices/swift/bat/guano.loc_arc_min.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/swift/bat/Guano.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/swift/bat/Guano.schema.json",
   "mission": "Swift",
   "instrument": "BAT-GUANO",
   "messenger": "EM",
diff --git a/gcn/notices/swift/bat/guano.loc_map.example.json b/gcn/notices/swift/bat/guano.loc_map.example.json
index 2305e7b7..e845715c 100644
--- a/gcn/notices/swift/bat/guano.loc_map.example.json
+++ b/gcn/notices/swift/bat/guano.loc_map.example.json
@@ -1,5 +1,5 @@
 {
-  "$schema": "https://gcn.nasa.gov/schema/main/gcn/notices/swift/bat/Guano.schema.json",
+  "$schema": "https://gcn.nasa.gov/schema/v4.1.0/gcn/notices/swift/bat/Guano.schema.json",
   "mission": "Swift",
   "instrument": "BAT-GUANO",
   "messenger": "EM",
diff --git a/package-lock.json b/package-lock.json
index 9bd2d088..e1557954 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@nasa-gcn/schema",
-  "version": "4.0.0",
+  "version": "4.1.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@nasa-gcn/schema",
-      "version": "4.0.0",
+      "version": "4.1.0",
       "devDependencies": {
         "@nasa-gcn/eslint-config-gitignore": "^0.0.2",
         "ajv": "^8.17.1",
diff --git a/package.json b/package.json
index 093bf8e0..cdc70cd7 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@nasa-gcn/schema",
   "description": "Unified JSON Schema for multi-messenger and high-energy astronomy alerts",
-  "version": "4.0.0",
+  "version": "4.1.0",
   "repository": {
     "type": "git",
     "url": "github:nasa-gcn/gcn-schema"