diff --git a/CHANGES b/CHANGES
index 96fdd13f79..ea0cff9d50 100644
--- a/CHANGES
+++ b/CHANGES
@@ -109,6 +109,13 @@ app_dial
    when another channel answers the call.  The default of ANSWERED_ELSEWHERE
    is unchanged.
 
+res_ari
+------------------
+ * ARI events will all now include a new field in the root of the JSON message,
+   'asterisk_id'.  This will be the unique ID for the Asterisk system
+   transmitting the event.  The value can be overridden using the 'entityid'
+   setting in asterisk.conf.
+
 ------------------------------------------------------------------------------
 --- Functionality changes from Asterisk 13 to Asterisk 14 --------------------
 ------------------------------------------------------------------------------
diff --git a/res/ari/ari_model_validators.c b/res/ari/ari_model_validators.c
index 8f05db0356..57c79c9841 100644
--- a/res/ari/ari_model_validators.c
+++ b/res/ari/ari_model_validators.c
@@ -1941,6 +1941,15 @@ int ast_ari_validate_application_replaced(struct ast_json *json)
 	int has_application = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ApplicationReplaced field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2009,6 +2018,15 @@ int ast_ari_validate_bridge_attended_transfer(struct ast_json *json)
 	int has_transferer_second_leg = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI BridgeAttendedTransfer field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2251,6 +2269,15 @@ int ast_ari_validate_bridge_blind_transfer(struct ast_json *json)
 	int has_result = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI BridgeBlindTransfer field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2417,6 +2444,15 @@ int ast_ari_validate_bridge_created(struct ast_json *json)
 	int has_bridge = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI BridgeCreated field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2496,6 +2532,15 @@ int ast_ari_validate_bridge_destroyed(struct ast_json *json)
 	int has_bridge = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI BridgeDestroyed field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2576,6 +2621,15 @@ int ast_ari_validate_bridge_merged(struct ast_json *json)
 	int has_bridge_from = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI BridgeMerged field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2672,6 +2726,15 @@ int ast_ari_validate_channel_caller_id(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelCallerId field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2781,6 +2844,15 @@ int ast_ari_validate_channel_connected_line(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelConnectedLine field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2860,6 +2932,15 @@ int ast_ari_validate_channel_created(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelCreated field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -2941,6 +3022,15 @@ int ast_ari_validate_channel_destroyed(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelDestroyed field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3052,6 +3142,15 @@ int ast_ari_validate_channel_dialplan(struct ast_json *json)
 	int has_dialplan_app_data = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelDialplan field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3163,6 +3262,15 @@ int ast_ari_validate_channel_dtmf_received(struct ast_json *json)
 	int has_duration_ms = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelDtmfReceived field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3272,6 +3380,15 @@ int ast_ari_validate_channel_entered_bridge(struct ast_json *json)
 	int has_bridge = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelEnteredBridge field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3360,6 +3477,15 @@ int ast_ari_validate_channel_hangup_request(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelHangupRequest field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3457,6 +3583,15 @@ int ast_ari_validate_channel_hold(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelHold field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3546,6 +3681,15 @@ int ast_ari_validate_channel_left_bridge(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelLeftBridge field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3640,6 +3784,15 @@ int ast_ari_validate_channel_state_change(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelStateChange field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3720,6 +3873,15 @@ int ast_ari_validate_channel_talking_finished(struct ast_json *json)
 	int has_duration = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelTalkingFinished field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3814,6 +3976,15 @@ int ast_ari_validate_channel_talking_started(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelTalkingStarted field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3893,6 +4064,15 @@ int ast_ari_validate_channel_unhold(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelUnhold field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -3973,6 +4153,15 @@ int ast_ari_validate_channel_userevent(struct ast_json *json)
 	int has_userevent = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelUserevent field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -4095,6 +4284,15 @@ int ast_ari_validate_channel_varset(struct ast_json *json)
 	int has_variable = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ChannelVarset field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -4278,6 +4476,15 @@ int ast_ari_validate_contact_status_change(struct ast_json *json)
 	int has_endpoint = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI ContactStatusChange field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -4372,6 +4579,15 @@ int ast_ari_validate_device_state_changed(struct ast_json *json)
 	int has_device_state = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI DeviceStateChanged field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -4452,6 +4668,15 @@ int ast_ari_validate_dial(struct ast_json *json)
 	int has_peer = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI Dial field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -4582,6 +4807,15 @@ int ast_ari_validate_endpoint_state_change(struct ast_json *json)
 	int has_endpoint = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI EndpointStateChange field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -4784,6 +5018,15 @@ int ast_ari_validate_event(struct ast_json *json)
 	}
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI Event field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -4976,6 +5219,15 @@ int ast_ari_validate_message(struct ast_json *json)
 	}
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI Message field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5015,6 +5267,15 @@ int ast_ari_validate_missing_params(struct ast_json *json)
 	int has_params = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI MissingParams field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5146,6 +5407,15 @@ int ast_ari_validate_peer_status_change(struct ast_json *json)
 	int has_peer = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI PeerStatusChange field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5319,6 +5589,15 @@ int ast_ari_validate_playback_finished(struct ast_json *json)
 	int has_playback = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI PlaybackFinished field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5398,6 +5677,15 @@ int ast_ari_validate_playback_started(struct ast_json *json)
 	int has_playback = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI PlaybackStarted field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5477,6 +5765,15 @@ int ast_ari_validate_recording_failed(struct ast_json *json)
 	int has_recording = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI RecordingFailed field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5556,6 +5853,15 @@ int ast_ari_validate_recording_finished(struct ast_json *json)
 	int has_recording = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI RecordingFinished field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5635,6 +5941,15 @@ int ast_ari_validate_recording_started(struct ast_json *json)
 	int has_recording = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI RecordingStarted field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5714,6 +6029,15 @@ int ast_ari_validate_stasis_end(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI StasisEnd field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5794,6 +6118,15 @@ int ast_ari_validate_stasis_start(struct ast_json *json)
 	int has_channel = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI StasisStart field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
@@ -5898,6 +6231,15 @@ int ast_ari_validate_text_message_received(struct ast_json *json)
 	int has_message = 0;
 
 	for (iter = ast_json_object_iter(json); iter; iter = ast_json_object_iter_next(json, iter)) {
+		if (strcmp("asterisk_id", ast_json_object_iter_key(iter)) == 0) {
+			int prop_is_valid;
+			prop_is_valid = ast_ari_validate_string(
+				ast_json_object_iter_value(iter));
+			if (!prop_is_valid) {
+				ast_log(LOG_ERROR, "ARI TextMessageReceived field asterisk_id failed validation\n");
+				res = 0;
+			}
+		} else
 		if (strcmp("type", ast_json_object_iter_key(iter)) == 0) {
 			int prop_is_valid;
 			has_type = 1;
diff --git a/res/ari/ari_model_validators.h b/res/ari/ari_model_validators.h
index 2634528bac..ffe82cc460 100644
--- a/res/ari/ari_model_validators.h
+++ b/res/ari/ari_model_validators.h
@@ -1486,10 +1486,12 @@ ari_validator ast_ari_validate_application_fn(void);
  * - new_messages: int (required)
  * - old_messages: int (required)
  * ApplicationReplaced
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * BridgeAttendedTransfer
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1510,6 +1512,7 @@ ari_validator ast_ari_validate_application_fn(void);
  * - transferer_second_leg: Channel (required)
  * - transferer_second_leg_bridge: Bridge
  * BridgeBlindTransfer
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1522,22 +1525,26 @@ ari_validator ast_ari_validate_application_fn(void);
  * - result: string (required)
  * - transferee: Channel
  * BridgeCreated
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - bridge: Bridge (required)
  * BridgeDestroyed
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - bridge: Bridge (required)
  * BridgeMerged
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - bridge: Bridge (required)
  * - bridge_from: Bridge (required)
  * ChannelCallerId
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1545,16 +1552,19 @@ ari_validator ast_ari_validate_application_fn(void);
  * - caller_presentation_txt: string (required)
  * - channel: Channel (required)
  * ChannelConnectedLine
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - channel: Channel (required)
  * ChannelCreated
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - channel: Channel (required)
  * ChannelDestroyed
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1562,6 +1572,7 @@ ari_validator ast_ari_validate_application_fn(void);
  * - cause_txt: string (required)
  * - channel: Channel (required)
  * ChannelDialplan
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1569,6 +1580,7 @@ ari_validator ast_ari_validate_application_fn(void);
  * - dialplan_app: string (required)
  * - dialplan_app_data: string (required)
  * ChannelDtmfReceived
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1576,12 +1588,14 @@ ari_validator ast_ari_validate_application_fn(void);
  * - digit: string (required)
  * - duration_ms: int (required)
  * ChannelEnteredBridge
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - bridge: Bridge (required)
  * - channel: Channel
  * ChannelHangupRequest
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1589,39 +1603,46 @@ ari_validator ast_ari_validate_application_fn(void);
  * - channel: Channel (required)
  * - soft: boolean
  * ChannelHold
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - channel: Channel (required)
  * - musicclass: string
  * ChannelLeftBridge
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - bridge: Bridge (required)
  * - channel: Channel (required)
  * ChannelStateChange
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - channel: Channel (required)
  * ChannelTalkingFinished
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - channel: Channel (required)
  * - duration: int (required)
  * ChannelTalkingStarted
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - channel: Channel (required)
  * ChannelUnhold
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - channel: Channel (required)
  * ChannelUserevent
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1631,6 +1652,7 @@ ari_validator ast_ari_validate_application_fn(void);
  * - eventname: string (required)
  * - userevent: object (required)
  * ChannelVarset
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1643,17 +1665,20 @@ ari_validator ast_ari_validate_application_fn(void);
  * - roundtrip_usec: string
  * - uri: string (required)
  * ContactStatusChange
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - contact_info: ContactInfo (required)
  * - endpoint: Endpoint (required)
  * DeviceStateChanged
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - device_state: DeviceState (required)
  * Dial
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1664,17 +1689,21 @@ ari_validator ast_ari_validate_application_fn(void);
  * - forwarded: Channel
  * - peer: Channel (required)
  * EndpointStateChange
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - endpoint: Endpoint (required)
  * Event
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * Message
+ * - asterisk_id: string
  * - type: string (required)
  * MissingParams
+ * - asterisk_id: string
  * - type: string (required)
  * - params: List[string] (required)
  * Peer
@@ -1684,6 +1713,7 @@ ari_validator ast_ari_validate_application_fn(void);
  * - port: string
  * - time: string
  * PeerStatusChange
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1695,36 +1725,43 @@ ari_validator ast_ari_validate_application_fn(void);
  * - timestamp: Date
  * - playback: Playback (required)
  * PlaybackFinished
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - playback: Playback (required)
  * PlaybackStarted
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - playback: Playback (required)
  * RecordingFailed
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - recording: LiveRecording (required)
  * RecordingFinished
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - recording: LiveRecording (required)
  * RecordingStarted
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - recording: LiveRecording (required)
  * StasisEnd
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
  * - channel: Channel (required)
  * StasisStart
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
@@ -1732,6 +1769,7 @@ ari_validator ast_ari_validate_application_fn(void);
  * - channel: Channel (required)
  * - replace_channel: Channel
  * TextMessageReceived
+ * - asterisk_id: string
  * - type: string (required)
  * - application: string (required)
  * - timestamp: Date
diff --git a/res/stasis/app.c b/res/stasis/app.c
index fb313df990..8bd1bc05ab 100644
--- a/res/stasis/app.c
+++ b/res/stasis/app.c
@@ -929,8 +929,15 @@ struct stasis_topic *ast_app_get_topic(struct stasis_app *app)
 void app_send(struct stasis_app *app, struct ast_json *message)
 {
 	stasis_app_cb handler;
+	char eid[20];
 	RAII_VAR(void *, data, NULL, ao2_cleanup);
 
+	if (ast_json_object_set(message, "asterisk_id", ast_json_string_create(
+			ast_eid_to_str(eid, sizeof(eid), &ast_eid_default)))) {
+		ast_log(AST_LOG_WARNING, "Failed to append EID to outgoing event %s\n",
+			ast_json_string_get(ast_json_object_get(message, "type")));
+	}
+
 	/* Copy off mutable state with lock held */
 	{
 		SCOPED_AO2LOCK(lock, app);
diff --git a/rest-api/api-docs/events.json b/rest-api/api-docs/events.json
index ca26161017..4ef1d21a49 100644
--- a/rest-api/api-docs/events.json
+++ b/rest-api/api-docs/events.json
@@ -110,6 +110,11 @@
 					"type": "string",
 					"required": true,
 					"description": "Indicates the type of this message."
+				},
+				"asterisk_id": {
+					"type": "string",
+					"required": false,
+					"description": "The unique ID for the Asterisk instance that raised this event."
 				}
 			},
 			"subTypes": [
diff --git a/tests/test_res_stasis.c b/tests/test_res_stasis.c
index 4e28d44c63..4598903732 100644
--- a/tests/test_res_stasis.c
+++ b/tests/test_res_stasis.c
@@ -138,6 +138,7 @@ AST_TEST_DEFINE(app_replaced)
 	RAII_VAR(struct ast_json *, expected_message1, NULL, ast_json_unref);
 	RAII_VAR(struct ast_json *, message, NULL, ast_json_unref);
 	RAII_VAR(struct ast_json *, expected_message2, NULL, ast_json_unref);
+	char eid[20];
 	int res;
 
 	switch (cmd) {
@@ -158,9 +159,10 @@ AST_TEST_DEFINE(app_replaced)
 
 	stasis_app_register(app_name, test_handler, app_data1);
 	stasis_app_register(app_name, test_handler, app_data2);
-	expected_message1 = ast_json_pack("[{s: s, s: s}]",
+	expected_message1 = ast_json_pack("[{s: s, s: s, s: s}]",
 		"type", "ApplicationReplaced",
-		"application", app_name);
+		"application", app_name,
+		"asterisk_id", ast_eid_to_str(eid, sizeof(eid), &ast_eid_default));
 	message = ast_json_pack("{ s: o }", "test-message", ast_json_null());
 	expected_message2 = ast_json_pack("[o]", ast_json_ref(message));