diff --git a/identities/src/main/java/org/commonjava/atlas/maven/ident/util/ArtifactPathInfo.java b/identities/src/main/java/org/commonjava/atlas/maven/ident/util/ArtifactPathInfo.java
index 704c6c1b..f7c99a4c 100644
--- a/identities/src/main/java/org/commonjava/atlas/maven/ident/util/ArtifactPathInfo.java
+++ b/identities/src/main/java/org/commonjava/atlas/maven/ident/util/ArtifactPathInfo.java
@@ -50,7 +50,9 @@ public class ArtifactPathInfo implements PathInfo
 
     private static final int VERSION_GROUP = 8;
 
-    private static final Set<String> SPECIAL_TYPES = new HashSet<>( Arrays.asList( "tar.gz", "tar.bz2" ) );
+    private static final Set<String> SPECIAL_TYPES = new HashSet<>( Arrays.asList( "tar.gz", "tar.bz2", "xml.gz" ) );
+
+    private static final Set<String> CHECKSUM_TYPES = new HashSet<>( Arrays.asList( ".md5", ".sha1", ".sha128", ".sha256", ".sha384", ".sha512" ) );
 
     public static ArtifactPathInfo parse( final String path )
     {
@@ -76,11 +78,24 @@ public static ArtifactPathInfo parse( final String path )
         String t = null;
 
         String left = matcher.group( groupCount );
-        
+
+        // If the path is a checksum path, we should abandon the checksum type and analyze its real artifact.
+        String checksumType = null;
+        for ( String type : CHECKSUM_TYPES )
+        {
+            if ( left.endsWith( type ) )
+            {
+                left = left.substring( 0, left.length() - type.length() );
+                checksumType = type;
+                break;
+            }
+        }
+
         // The classifier can contain dots or hyphens, it is hard to separate it from type. e.g,
         // wildfly8.1.3.jar, project-sources.tar.gz, etc. We don't have a very solid pattern to match the classifier.
         // Here we use the best guess.
-        for ( String type : SPECIAL_TYPES ){
+        for ( String type : SPECIAL_TYPES )
+        {
             if ( left.endsWith( type ) )
             {
                 t = type;
@@ -92,6 +107,7 @@ public static ArtifactPathInfo parse( final String path )
             t = left.substring( left.lastIndexOf( "." ) + 1 ); // Otherwise, use the simple file ext as type
         }
 
+
         int extLen = t.length() + 1; // plus len of "."
         int leftLen = left.length();
         if ( leftLen > extLen )
@@ -101,6 +117,11 @@ public static ArtifactPathInfo parse( final String path )
 
         final String f = matcher.group( FILE_GROUP );
 
+        if ( checksumType != null && CHECKSUM_TYPES.contains( checksumType ) )
+        {
+            t = t + checksumType;
+        }
+
         return new ArtifactPathInfo( g, a, v, c, t, f, path );
     }
 
@@ -274,16 +295,10 @@ else if ( !groupId.equals( other.groupId ) )
         }
         if ( version == null )
         {
-            if ( other.version != null )
-            {
-                return false;
-            }
-        }
-        else if ( !version.equals( other.version ) )
-        {
-            return false;
+            return other.version == null;
         }
-        return true;
+        else
+            return version.equals( other.version );
     }
 
     public ProjectVersionRef getProjectId()
diff --git a/identities/src/test/java/org/commonjava/atlas/maven/ident/util/ArtifactPathInfoTest.java b/identities/src/test/java/org/commonjava/atlas/maven/ident/util/ArtifactPathInfoTest.java
index 99db4691..339092ad 100644
--- a/identities/src/test/java/org/commonjava/atlas/maven/ident/util/ArtifactPathInfoTest.java
+++ b/identities/src/test/java/org/commonjava/atlas/maven/ident/util/ArtifactPathInfoTest.java
@@ -79,24 +79,6 @@ public void matchNormalClassifier2()
         assertThat( pathInfo.getType(), equalTo( "tar.gz" ) );
     }
 
-    @Test
-    public void matchNormalClassifier3()
-    {
-        String path =
-                "/com/github/jomrazek/jomrazek-empty/1.0.1.redhat-00010/jomrazek-empty-1.0.1.redhat-00010-src.tar.bz2";
-        ArtifactPathInfo info = ArtifactPathInfo.parse( path );
-        assertThat( info.getVersion(), equalTo( "1.0.1.redhat-00010" ) );
-        assertThat( info.getClassifier(), equalTo( "src" ) );
-        assertThat( info.getType(), equalTo( "tar.bz2" ) );
-
-        path =
-                "/io/quarkus/platform/quarkus-google-cloud-services-bom-quarkus-platform-descriptor/2.13.7.Final-redhat-00001/quarkus-google-cloud-services-bom-quarkus-platform-descriptor-2.13.7.Final-redhat-00001-2.13.7.Final-redhat-00001.json";
-        info = ArtifactPathInfo.parse( path );
-        assertThat( info.getVersion(), equalTo( "2.13.7.Final-redhat-00001" ) );
-        assertThat( info.getClassifier(), equalTo( "2.13.7.Final-redhat-00001" ) );
-        assertThat( info.getType(), equalTo( "json" ) );
-    }
-
     @Test
     public void matchGAWithClassifier()
     {
@@ -149,6 +131,69 @@ public void testSnapshotPath()
         assertEquals( "20160229", new SimpleDateFormat( "yyyyMMdd" ).format( snap.getTimestamp() ) );
     }
 
+    @Test
+    public void matchSpecialTypes()
+    {
+        String path =
+                "/com/github/jomrazek/jomrazek-empty/1.0.1.redhat-00010/jomrazek-empty-1.0.1.redhat-00010-src.tar.bz2";
+        ArtifactPathInfo info = ArtifactPathInfo.parse( path );
+        assertThat( info.getVersion(), equalTo( "1.0.1.redhat-00010" ) );
+        assertThat( info.getClassifier(), equalTo( "src" ) );
+        assertThat( info.getType(), equalTo( "tar.bz2" ) );
+
+        path =
+                "/io/quarkus/platform/quarkus-google-cloud-services-bom-quarkus-platform-descriptor/2.13.7.Final-redhat-00001/quarkus-google-cloud-services-bom-quarkus-platform-descriptor-2.13.7.Final-redhat-00001-2.13.7.Final-redhat-00001.json";
+        info = ArtifactPathInfo.parse( path );
+        assertThat( info.getVersion(), equalTo( "2.13.7.Final-redhat-00001" ) );
+        assertThat( info.getClassifier(), equalTo( "2.13.7.Final-redhat-00001" ) );
+        assertThat( info.getType(), equalTo( "json" ) );
+
+        path =
+                "/org/apache/cxf/cxf-repository/3.2.7.fuse-750011-redhat-00001/cxf-repository-3.2.7.fuse-750011-redhat-00001.xml.gz";
+        info = ArtifactPathInfo.parse( path );
+        assertThat( info.getVersion(), equalTo( "3.2.7.fuse-750011-redhat-00001" ) );
+        assertThat( info.getClassifier(), equalTo( "" ) );
+        assertThat( info.getType(), equalTo( "xml.gz" ) );
+    }
+
+    @Test
+    public void testChecksumTypes()
+    {
+        String path =
+                "/com/webauthn4j/webauthn4j-test/0.12.0.RELEASE-redhat-00002/webauthn4j-test-0.12.0.RELEASE-redhat-00002-sources.jar.md5";
+        ArtifactPathInfo info = ArtifactPathInfo.parse( path );
+        assertThat( info.getVersion(), equalTo( "0.12.0.RELEASE-redhat-00002" ) );
+        assertThat( info.getClassifier(), equalTo( "sources" ) );
+        assertThat( info.getType(), equalTo( "jar.md5" ) );
+
+        path =
+                "com/github/jomrazek/jomrazek-empty/1.0.1.redhat-00010/jomrazek-empty-1.0.1.redhat-00010-src.tar.bz2.sha1";
+        info = ArtifactPathInfo.parse( path );
+        assertThat( info.getVersion(), equalTo( "1.0.1.redhat-00010" ) );
+        assertThat( info.getClassifier(), equalTo( "src" ) );
+        assertThat( info.getType(), equalTo( "tar.bz2.sha1" ) );
+
+        path = "/org/apache/commons/commons-lang3/3.0.0.GA/commons-lang3-3.0.0.GA-test.tar.gz.sha128";
+        info = ArtifactPathInfo.parse( path );
+        assertThat( info.getVersion(), equalTo( "3.0.0.GA" ) );
+        assertThat( info.getClassifier(), equalTo( "test" ) );
+        assertThat( info.getType(), equalTo( "tar.gz.sha128" ) );
+
+        path =
+                "/org/jboss/modules/jboss-modules/1.5.0.Final-temporary-redhat-00033/jboss-modules-1.5.0.Final-temporary-redhat-00033-project-sources.tar.gz.sha256";
+        ArtifactPathInfo pathInfo = ArtifactPathInfo.parse( path );
+        assertThat( pathInfo.getVersion(), equalTo( "1.5.0.Final-temporary-redhat-00033" ) );
+        assertThat( pathInfo.getClassifier(), equalTo( "project-sources" ) );
+        assertThat( pathInfo.getType(), equalTo( "tar.gz.sha256" ) );
 
+        path =
+                "/com/webauthn4j/webauthn4j-test/0.12.0.RELEASE-redhat-00002/webauthn4j-test-0.12.0.RELEASE-redhat-00002-sources.jar.sha512";
+        pathInfo = ArtifactPathInfo.parse( path );
+        assertThat( pathInfo.getGroupId(), equalTo( "com.webauthn4j" ) );
+        assertThat( pathInfo.getArtifactId(), equalTo( "webauthn4j-test" ) );
+        assertThat( pathInfo.getVersion(), equalTo( "0.12.0.RELEASE-redhat-00002" ) );
+        assertThat( pathInfo.getClassifier(), equalTo( "sources" ) );
+        assertThat( pathInfo.getType(), equalTo( "jar.sha512" ) );
+    }
 
 }