diff --git a/src/main/scala/io/archivesunleashed/app/AudioInformationExtractor.scala b/src/main/scala/io/archivesunleashed/app/AudioInformationExtractor.scala
index c162b51a..2d269082 100644
--- a/src/main/scala/io/archivesunleashed/app/AudioInformationExtractor.scala
+++ b/src/main/scala/io/archivesunleashed/app/AudioInformationExtractor.scala
@@ -34,6 +34,7 @@ object AudioInformationExtractor {
     import spark.implicits._
     // scalastyle:on
     d.select(
+      $"crawl_date",
       $"url",
       $"filename",
       $"extension",
diff --git a/src/main/scala/io/archivesunleashed/app/ImageInformationExtractor.scala b/src/main/scala/io/archivesunleashed/app/ImageInformationExtractor.scala
index aa968459..d4ab80fa 100644
--- a/src/main/scala/io/archivesunleashed/app/ImageInformationExtractor.scala
+++ b/src/main/scala/io/archivesunleashed/app/ImageInformationExtractor.scala
@@ -34,6 +34,7 @@ object ImageInformationExtractor {
     import spark.implicits._
     // scalastyle:on
     d.select(
+      $"crawl_date",
       $"url",
       $"filename",
       $"extension",
diff --git a/src/main/scala/io/archivesunleashed/app/PDFInformationExtractor.scala b/src/main/scala/io/archivesunleashed/app/PDFInformationExtractor.scala
index ea51374b..2d105c95 100644
--- a/src/main/scala/io/archivesunleashed/app/PDFInformationExtractor.scala
+++ b/src/main/scala/io/archivesunleashed/app/PDFInformationExtractor.scala
@@ -34,6 +34,7 @@ object PDFInformationExtractor {
     import spark.implicits._
     // scalastyle:on
     d.select(
+      $"crawl_date",
       $"url",
       $"filename",
       $"extension",
diff --git a/src/main/scala/io/archivesunleashed/app/PresentationProgramInformationExtractor.scala b/src/main/scala/io/archivesunleashed/app/PresentationProgramInformationExtractor.scala
index 98594fd6..0db5868c 100644
--- a/src/main/scala/io/archivesunleashed/app/PresentationProgramInformationExtractor.scala
+++ b/src/main/scala/io/archivesunleashed/app/PresentationProgramInformationExtractor.scala
@@ -34,6 +34,7 @@ object PresentationProgramInformationExtractor {
     import spark.implicits._
     // scalastyle:on
     d.select(
+      $"crawl_date",
       $"url",
       $"filename",
       $"extension",
diff --git a/src/main/scala/io/archivesunleashed/app/SpreadsheetInformationExtractor.scala b/src/main/scala/io/archivesunleashed/app/SpreadsheetInformationExtractor.scala
index e303add0..1ca25ac7 100644
--- a/src/main/scala/io/archivesunleashed/app/SpreadsheetInformationExtractor.scala
+++ b/src/main/scala/io/archivesunleashed/app/SpreadsheetInformationExtractor.scala
@@ -34,6 +34,7 @@ object SpreadsheetInformationExtractor {
     import spark.implicits._
     // scalastyle:on
     d.select(
+      $"crawl_date",
       $"url",
       $"filename",
       $"extension",
diff --git a/src/main/scala/io/archivesunleashed/app/VideoInformationExtractor.scala b/src/main/scala/io/archivesunleashed/app/VideoInformationExtractor.scala
index 1cd3e392..f0839195 100644
--- a/src/main/scala/io/archivesunleashed/app/VideoInformationExtractor.scala
+++ b/src/main/scala/io/archivesunleashed/app/VideoInformationExtractor.scala
@@ -34,6 +34,7 @@ object VideoInformationExtractor {
     import spark.implicits._
     // scalastyle:on
     d.select(
+      $"crawl_date",
       $"url",
       $"filename",
       $"extension",
diff --git a/src/main/scala/io/archivesunleashed/app/WordProcessorInformationExtractor.scala b/src/main/scala/io/archivesunleashed/app/WordProcessorInformationExtractor.scala
index a314a7cb..a8424741 100644
--- a/src/main/scala/io/archivesunleashed/app/WordProcessorInformationExtractor.scala
+++ b/src/main/scala/io/archivesunleashed/app/WordProcessorInformationExtractor.scala
@@ -34,6 +34,7 @@ object WordProcessorInformationExtractor {
     import spark.implicits._
     // scalastyle:on
     d.select(
+      $"crawl_date",
       $"url",
       $"filename",
       $"extension",
diff --git a/src/test/scala/io/archivesunleashed/app/AudioInformationExtractorTest.scala b/src/test/scala/io/archivesunleashed/app/AudioInformationExtractorTest.scala
index b579b905..b7dd22bf 100644
--- a/src/test/scala/io/archivesunleashed/app/AudioInformationExtractorTest.scala
+++ b/src/test/scala/io/archivesunleashed/app/AudioInformationExtractorTest.scala
@@ -45,13 +45,14 @@ class AudioInformationExtractorTest extends FunSuite with BeforeAndAfter {
     val RESULTSLENGTH = 1
 
     assert(dfResults.length == RESULTSLENGTH)
-    assert(dfResults(0).get(0) == "https://ruebot.net/files/feniz.mp3")
-    assert(dfResults(0).get(1) == "feniz.mp3")
-    assert(dfResults(0).get(2) == "mp3")
-    assert(dfResults(0).get(3) == "audio/mpeg")
+    assert(dfResults(0).get(0) == "20190817")
+    assert(dfResults(0).get(1) == "https://ruebot.net/files/feniz.mp3")
+    assert(dfResults(0).get(2) == "feniz.mp3")
+    assert(dfResults(0).get(3) == "mp3")
     assert(dfResults(0).get(4) == "audio/mpeg")
-    assert(dfResults(0).get(5) == "f7e7ec84b12c294e19af1ba41732c733")
-    assert(dfResults(0).get(6) == "a3eb95dbbea76460529d0d9ebdde5faabaff544a")
+    assert(dfResults(0).get(5) == "audio/mpeg")
+    assert(dfResults(0).get(6) == "f7e7ec84b12c294e19af1ba41732c733")
+    assert(dfResults(0).get(7) == "a3eb95dbbea76460529d0d9ebdde5faabaff544a")
   }
 
   after {
diff --git a/src/test/scala/io/archivesunleashed/app/ImageInformationExtractorTest.scala b/src/test/scala/io/archivesunleashed/app/ImageInformationExtractorTest.scala
index 829cbc5d..a414cf20 100644
--- a/src/test/scala/io/archivesunleashed/app/ImageInformationExtractorTest.scala
+++ b/src/test/scala/io/archivesunleashed/app/ImageInformationExtractorTest.scala
@@ -44,15 +44,16 @@ class ImageInformationExtractorTest extends FunSuite with BeforeAndAfter {
     val RESULTSLENGTH = 55
 
     assert(dfResults.length == RESULTSLENGTH)
-    assert(dfResults(0).get(0) == "http://www.archive.org/images/logoc.jpg")
-    assert(dfResults(0).get(1) == "logoc.jpg")
-    assert(dfResults(0).get(2) == "jpg")
-    assert(dfResults(0).get(3) == "image/jpeg")
+    assert(dfResults(0).get(0) == "20080430")
+    assert(dfResults(0).get(1) == "http://www.archive.org/images/logoc.jpg")
+    assert(dfResults(0).get(2) == "logoc.jpg")
+    assert(dfResults(0).get(3) == "jpg")
     assert(dfResults(0).get(4) == "image/jpeg")
-    assert(dfResults(0).get(5) == 70)
-    assert(dfResults(0).get(6) == 56)
-    assert(dfResults(0).get(7) == "8211d1fbb9b03d8522a1ae378f9d1b24")
-    assert(dfResults(0).get(8) == "a671e68fc211ee4996a91e99297f246b2c5faa1a")
+    assert(dfResults(0).get(5) == "image/jpeg")
+    assert(dfResults(0).get(6) == 70)
+    assert(dfResults(0).get(7) == 56)
+    assert(dfResults(0).get(8) == "8211d1fbb9b03d8522a1ae378f9d1b24")
+    assert(dfResults(0).get(9) == "a671e68fc211ee4996a91e99297f246b2c5faa1a")
   }
 
   after {
diff --git a/src/test/scala/io/archivesunleashed/app/PDFInformationExtractorTest.scala b/src/test/scala/io/archivesunleashed/app/PDFInformationExtractorTest.scala
index ab88280c..3690c8a0 100644
--- a/src/test/scala/io/archivesunleashed/app/PDFInformationExtractorTest.scala
+++ b/src/test/scala/io/archivesunleashed/app/PDFInformationExtractorTest.scala
@@ -45,17 +45,18 @@ class PDFInformationExtractorTest extends FunSuite with BeforeAndAfter {
     val RESULTSLENGTH = 2
 
     assert(dfResults.length == RESULTSLENGTH)
+    assert(dfResults(0).get(0) == "20190812")
     assert(
       dfResults(0).get(
-        0
+        1
       ) == "https://yorkspace.library.yorku.ca/xmlui/bitstream/handle/10315/36158/cost-analysis.pdf?sequence=1&isAllowed=y"
     )
-    assert(dfResults(0).get(1) == "cost-analysis.pdf")
-    assert(dfResults(0).get(2) == "pdf")
-    assert(dfResults(0).get(3) == "application/pdf")
+    assert(dfResults(0).get(2) == "cost-analysis.pdf")
+    assert(dfResults(0).get(3) == "pdf")
     assert(dfResults(0).get(4) == "application/pdf")
-    assert(dfResults(0).get(5) == "aaba59d2287afd40c996488a39bbc0dd")
-    assert(dfResults(0).get(6) == "569c28e0e8faa6945d6ca88fcd9e195825052c71")
+    assert(dfResults(0).get(5) == "application/pdf")
+    assert(dfResults(0).get(6) == "aaba59d2287afd40c996488a39bbc0dd")
+    assert(dfResults(0).get(7) == "569c28e0e8faa6945d6ca88fcd9e195825052c71")
   }
 
   after {
diff --git a/src/test/scala/io/archivesunleashed/app/PresentationProgramInformationExtractorTest.scala b/src/test/scala/io/archivesunleashed/app/PresentationProgramInformationExtractorTest.scala
index 6bdfee35..5daab598 100644
--- a/src/test/scala/io/archivesunleashed/app/PresentationProgramInformationExtractorTest.scala
+++ b/src/test/scala/io/archivesunleashed/app/PresentationProgramInformationExtractorTest.scala
@@ -47,25 +47,26 @@ class PresentationProgramInformationExtractorTest
     val RESULTSLENGTH = 2
 
     assert(dfResults.length == RESULTSLENGTH)
+    assert(dfResults(0).get(0) == "20190815")
     assert(
       dfResults(0).get(
-        0
+        1
       ) == "https://ruebot.net/files/aut-test-fixtures/aut-test-fixtures.pptx"
     )
-    assert(dfResults(0).get(1) == "aut-test-fixtures.pptx")
-    assert(dfResults(0).get(2) == "pptx")
+    assert(dfResults(0).get(2) == "aut-test-fixtures.pptx")
+    assert(dfResults(0).get(3) == "pptx")
     assert(
       dfResults(0).get(
-        3
+        4
       ) == "application/vnd.openxmlformats-officedocument.presentationml.presentation"
     )
     assert(
       dfResults(0).get(
-        4
+        5
       ) == "application/vnd.openxmlformats-officedocument.presentationml.presentation"
     )
-    assert(dfResults(0).get(5) == "7a7b1fe4b6d311376eaced9de3b682ee")
-    assert(dfResults(0).get(6) == "86fadca47b134b68247ccde62da4ce3f62b4d2ec")
+    assert(dfResults(0).get(6) == "7a7b1fe4b6d311376eaced9de3b682ee")
+    assert(dfResults(0).get(7) == "86fadca47b134b68247ccde62da4ce3f62b4d2ec")
   }
 
   after {
diff --git a/src/test/scala/io/archivesunleashed/app/SpreadsheetInformationExtractorTest.scala b/src/test/scala/io/archivesunleashed/app/SpreadsheetInformationExtractorTest.scala
index 79b8c781..50df3719 100644
--- a/src/test/scala/io/archivesunleashed/app/SpreadsheetInformationExtractorTest.scala
+++ b/src/test/scala/io/archivesunleashed/app/SpreadsheetInformationExtractorTest.scala
@@ -45,21 +45,22 @@ class SpreadsheetInformationExtractorTest extends FunSuite with BeforeAndAfter {
     val RESULTSLENGTH = 4
 
     assert(dfResults.length == RESULTSLENGTH)
+    assert(dfResults(0).get(0) == "20190815")
     assert(
       dfResults(0).get(
-        0
+        1
       ) == "https://ruebot.net/files/aut-test-fixtures/test-aut-fixture.ods"
     )
-    assert(dfResults(0).get(1) == "test-aut-fixture.ods")
-    assert(dfResults(0).get(2) == "ods")
+    assert(dfResults(0).get(2) == "test-aut-fixture.ods")
+    assert(dfResults(0).get(3) == "ods")
     assert(
-      dfResults(0).get(3) == "application/vnd.oasis.opendocument.spreadsheet"
+      dfResults(0).get(4) == "application/vnd.oasis.opendocument.spreadsheet"
     )
     assert(
-      dfResults(0).get(4) == "application/vnd.oasis.opendocument.spreadsheet"
+      dfResults(0).get(5) == "application/vnd.oasis.opendocument.spreadsheet"
     )
-    assert(dfResults(0).get(5) == "7f70280757d8beb2d1bfd6fb1b6ae6e9")
-    assert(dfResults(0).get(6) == "448c357e78317877a98a399448031a89f1dda6fb")
+    assert(dfResults(0).get(6) == "7f70280757d8beb2d1bfd6fb1b6ae6e9")
+    assert(dfResults(0).get(7) == "448c357e78317877a98a399448031a89f1dda6fb")
   }
 
   after {
diff --git a/src/test/scala/io/archivesunleashed/app/VideoInformationExtractorTest.scala b/src/test/scala/io/archivesunleashed/app/VideoInformationExtractorTest.scala
index ac525428..6cb8ceb3 100644
--- a/src/test/scala/io/archivesunleashed/app/VideoInformationExtractorTest.scala
+++ b/src/test/scala/io/archivesunleashed/app/VideoInformationExtractorTest.scala
@@ -45,15 +45,16 @@ class VideoInformationExtractorTest extends FunSuite with BeforeAndAfter {
     val RESULTSLENGTH = 1
 
     assert(dfResults.length == RESULTSLENGTH)
+    assert(dfResults(0).get(0) == "20190817")
     assert(
-      dfResults(0).get(0) == "https://ruebot.net/2018-11-12%2016.14.11.mp4"
+      dfResults(0).get(1) == "https://ruebot.net/2018-11-12%2016.14.11.mp4"
     )
-    assert(dfResults(0).get(1) == "2018-11-12%2016.14.11.mp4")
-    assert(dfResults(0).get(2) == "mp4")
-    assert(dfResults(0).get(3) == "video/mp4")
+    assert(dfResults(0).get(2) == "2018-11-12%2016.14.11.mp4")
+    assert(dfResults(0).get(3) == "mp4")
     assert(dfResults(0).get(4) == "video/mp4")
-    assert(dfResults(0).get(5) == "2cde7de3213a87269957033f6315fce2")
-    assert(dfResults(0).get(6) == "f28c72fa4c0464a1a2b81fdc539b28cf574ac4c2")
+    assert(dfResults(0).get(5) == "video/mp4")
+    assert(dfResults(0).get(6) == "2cde7de3213a87269957033f6315fce2")
+    assert(dfResults(0).get(7) == "f28c72fa4c0464a1a2b81fdc539b28cf574ac4c2")
   }
 
   after {
diff --git a/src/test/scala/io/archivesunleashed/app/WordProcessorInformationExtractorTest.scala b/src/test/scala/io/archivesunleashed/app/WordProcessorInformationExtractorTest.scala
index 8ea033d3..dca8350c 100644
--- a/src/test/scala/io/archivesunleashed/app/WordProcessorInformationExtractorTest.scala
+++ b/src/test/scala/io/archivesunleashed/app/WordProcessorInformationExtractorTest.scala
@@ -47,17 +47,18 @@ class WordProcessorInformationExtractorTest
     val RESULTSLENGTH = 3
 
     assert(dfResults.length == RESULTSLENGTH)
+    assert(dfResults(0).get(0) == "20190815")
     assert(
       dfResults(0).get(
-        0
+        1
       ) == "https://ruebot.net/files/aut-test-fixtures/test-aut-fixtures.rtf"
     )
-    assert(dfResults(0).get(1) == "test-aut-fixtures.rtf")
-    assert(dfResults(0).get(2) == "rtf")
-    assert(dfResults(0).get(3) == "application/rtf")
+    assert(dfResults(0).get(2) == "test-aut-fixtures.rtf")
+    assert(dfResults(0).get(3) == "rtf")
     assert(dfResults(0).get(4) == "application/rtf")
-    assert(dfResults(0).get(5) == "e483512b65ba44d71e843c57de2adeb7")
-    assert(dfResults(0).get(6) == "8cf3066421f0a07fcd6e7a3e86ebd447edf7cfcb")
+    assert(dfResults(0).get(5) == "application/rtf")
+    assert(dfResults(0).get(6) == "e483512b65ba44d71e843c57de2adeb7")
+    assert(dfResults(0).get(7) == "8cf3066421f0a07fcd6e7a3e86ebd447edf7cfcb")
   }
 
   after {