diff --git a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/dto/AnalyzedItem.scala b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/dto/AnalyzedItem.scala
index 1a4c507..0657f10 100644
--- a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/dto/AnalyzedItem.scala
+++ b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/dto/AnalyzedItem.scala
@@ -1,9 +1,11 @@
 package com.microsoft.partnercatalyst.fortis.spark.dto
 
 case class AnalyzedItem(
+  createdAtEpoch: Long,
   body: String,
   title: String,
-  source: String,
+  publisher: String,
+  sourceUrl: String,
   sharedLocations: List[Location] = List(),
   analysis: Analysis
 )
diff --git a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/BingPipeline.scala b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/BingPipeline.scala
index 9cadbf9..fd72e60 100644
--- a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/BingPipeline.scala
+++ b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/BingPipeline.scala
@@ -1,5 +1,7 @@
 package com.microsoft.partnercatalyst.fortis.spark.pipeline
 
+import java.time.Instant.now
+
 import com.github.catalystcode.fortis.spark.streaming.bing.dto.BingPost
 import com.microsoft.partnercatalyst.fortis.spark.dto.{Analysis, AnalyzedItem}
 import com.microsoft.partnercatalyst.fortis.spark.streamprovider.{ConnectorConfig, StreamProvider}
@@ -15,9 +17,11 @@ object BingPipeline extends Pipeline {
 
   private def convertToSchema(stream: DStream[BingPost], transformContext: TransformContext): DStream[AnalyzedItem] = {
     stream.map(post => AnalyzedItem(
+      createdAtEpoch = now.getEpochSecond,
       body = post.snippet,
       title = post.name,
-      source = post.url,
+      publisher = "Bing",
+      sourceUrl = post.url,
       analysis = Analysis()
     ))
   }
diff --git a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/FacebookPipeline.scala b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/FacebookPipeline.scala
index 5f6d0c6..976aae2 100644
--- a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/FacebookPipeline.scala
+++ b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/FacebookPipeline.scala
@@ -1,5 +1,7 @@
 package com.microsoft.partnercatalyst.fortis.spark.pipeline
 
+import java.time.Instant.now
+
 import com.github.catalystcode.fortis.spark.streaming.facebook.dto.FacebookPost
 import com.microsoft.partnercatalyst.fortis.spark.dto.{Analysis, AnalyzedItem}
 import com.microsoft.partnercatalyst.fortis.spark.streamprovider.{ConnectorConfig, StreamProvider}
@@ -17,9 +19,11 @@ object FacebookPipeline extends Pipeline {
     import transformContext._
 
     stream.map(post => AnalyzedItem(
+      createdAtEpoch = now.getEpochSecond,
       body = post.post.getMessage,
       title = "",
-      source = post.post.getPermalinkUrl.toString,
+      publisher = "Facebook",
+      sourceUrl = post.post.getPermalinkUrl.toString,
       sharedLocations = Option(post.post.getPlace).map(_.getLocation) match {
         case Some(location) => locationsExtractor.fetch(location.getLatitude, location.getLongitude).toList
         case None => List()},
diff --git a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/InstagramPipeline.scala b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/InstagramPipeline.scala
index 23c7ec8..fadf6bb 100644
--- a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/InstagramPipeline.scala
+++ b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/InstagramPipeline.scala
@@ -1,5 +1,7 @@
 package com.microsoft.partnercatalyst.fortis.spark.pipeline
 
+import java.time.Instant.now
+
 import com.github.catalystcode.fortis.spark.streaming.instagram.dto.InstagramItem
 import com.microsoft.partnercatalyst.fortis.spark.dto.AnalyzedItem
 import com.microsoft.partnercatalyst.fortis.spark.streamprovider.{ConnectorConfig, StreamProvider}
@@ -16,6 +18,7 @@ object InstagramPipeline extends Pipeline {
         // do computer vision analysis
         val analysis = imageAnalyzer.analyze(instagram.images.standard_resolution.url)
         AnalyzedItem(
+          createdAtEpoch = now.getEpochSecond,
           body = analysis.summary.getOrElse(""),
           title = instagram.caption.text,
           sharedLocations = instagram.location match {
@@ -23,7 +26,8 @@ object InstagramPipeline extends Pipeline {
             case None => List()},
           analysis = analysis.copy(
             keywords = analysis.keywords.filter(tag => targetKeywords.contains(tag.name))),
-          source = instagram.link)
+          publisher = "Instagram",
+          sourceUrl = instagram.link)
       })
       .map(analyzedItem => {
         // keyword extraction
diff --git a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/RadioPipeline.scala b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/RadioPipeline.scala
index 2147d8e..9faff3c 100644
--- a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/RadioPipeline.scala
+++ b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/RadioPipeline.scala
@@ -1,5 +1,7 @@
 package com.microsoft.partnercatalyst.fortis.spark.pipeline
 
+import java.time.Instant.now
+
 import com.microsoft.partnercatalyst.fortis.spark.dto.{Analysis, AnalyzedItem}
 import com.microsoft.partnercatalyst.fortis.spark.streamprovider.{ConnectorConfig, StreamProvider}
 import com.microsoft.partnercatalyst.fortis.spark.streamwrappers.radio.RadioTranscription
@@ -15,9 +17,11 @@ object RadioPipeline extends Pipeline {
 
   private def convertToSchema(stream: DStream[RadioTranscription], transformContext: TransformContext): DStream[AnalyzedItem] = {
     stream.map(transcription => AnalyzedItem(
+      createdAtEpoch = now.getEpochSecond,
       body = transcription.text,
       title = "",
-      source = transcription.radioUrl,
+      publisher = "Radio",
+      sourceUrl = transcription.radioUrl,
       analysis = Analysis(
         language = Some(transcription.language)
       )))
diff --git a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/TadawebPipeline.scala b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/TadawebPipeline.scala
index 7a0a029..8bb0e80 100644
--- a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/TadawebPipeline.scala
+++ b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/TadawebPipeline.scala
@@ -1,5 +1,7 @@
 package com.microsoft.partnercatalyst.fortis.spark.pipeline
 
+import java.time.Instant.now
+
 import com.microsoft.partnercatalyst.fortis.spark.dto.{Analysis, AnalyzedItem}
 import com.microsoft.partnercatalyst.fortis.spark.streamprovider.{ConnectorConfig, StreamProvider}
 import com.microsoft.partnercatalyst.fortis.spark.tadaweb.dto.TadawebEvent
@@ -17,9 +19,11 @@ object TadawebPipeline extends Pipeline {
     import transformContext._
 
     stream.map(tada => AnalyzedItem(
+      createdAtEpoch = now.getEpochSecond,
       body = tada.text,
       title = tada.title,
-      source = tada.tada.name,
+      publisher = "TadaWeb",
+      sourceUrl = tada.tada.name,
       sharedLocations = tada.cities.flatMap(city => city.coordinates match {
         case Seq(latitude, longitude) => locationsExtractor.fetch(latitude, longitude)
         case _ => None
diff --git a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/TwitterPipeline.scala b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/TwitterPipeline.scala
index f119f53..777016f 100644
--- a/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/TwitterPipeline.scala
+++ b/src/main/scala/com/microsoft/partnercatalyst/fortis/spark/pipeline/TwitterPipeline.scala
@@ -1,5 +1,7 @@
 package com.microsoft.partnercatalyst.fortis.spark.pipeline
 
+import java.time.Instant.now
+
 import com.microsoft.partnercatalyst.fortis.spark.dto.{Analysis, AnalyzedItem}
 import com.microsoft.partnercatalyst.fortis.spark.streamprovider.{ConnectorConfig, StreamProvider}
 import org.apache.spark.streaming.StreamingContext
@@ -17,9 +19,11 @@ object TwitterPipeline extends Pipeline {
     import transformContext._
 
     stream.map(tweet => AnalyzedItem(
+      createdAtEpoch = now.getEpochSecond,
       body = tweet.getText,
       title = "",
-      source = s"https://twitter.com/statuses/${tweet.getId}",
+      publisher = "Twitter",
+      sourceUrl = s"https://twitter.com/statuses/${tweet.getId}",
       sharedLocations = Option(tweet.getGeoLocation) match {
         case Some(location) => locationsExtractor.fetch(location.getLatitude, location.getLongitude).toList
         case None => List()},