diff --git a/dhp-common/src/test/java/eu/dnetlib/dhp/schema/oaf/utils/OafMapperUtilsTest.java b/dhp-common/src/test/java/eu/dnetlib/dhp/schema/oaf/utils/OafMapperUtilsTest.java
index 8804469fad..79629a1716 100644
--- a/dhp-common/src/test/java/eu/dnetlib/dhp/schema/oaf/utils/OafMapperUtilsTest.java
+++ b/dhp-common/src/test/java/eu/dnetlib/dhp/schema/oaf/utils/OafMapperUtilsTest.java
@@ -185,6 +185,22 @@ class OafMapperUtilsTest {
 				.getClassid());
 	}
 
+	@Test
+	void testDelegatedAuthority() throws IOException {
+		Dataset d1 = read("dataset_2.json", Dataset.class);
+		Dataset d2 = read("dataset_delegated.json", Dataset.class);
+
+		assertEquals(1, d2.getCollectedfrom().size());
+		assertTrue(cfId(d2.getCollectedfrom()).contains(ModelConstants.ZENODO_OD_ID));
+
+		Result res = OafMapperUtils.mergeResults(d1, d2);
+
+		assertEquals(d2, res);
+
+		System.out.println(OBJECT_MAPPER.writeValueAsString(res));
+
+	}
+
 	protected HashSet<String> cfId(List<KeyValue> collectedfrom) {
 		return collectedfrom.stream().map(KeyValue::getKey).collect(Collectors.toCollection(HashSet::new));
 	}
diff --git a/dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/dataset_2.json b/dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/dataset_2.json
index 52e4e126a4..c880edb7d4 100644
--- a/dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/dataset_2.json
+++ b/dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/dataset_2.json
@@ -1 +1,140 @@
-{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1g", "resuttype" : { "classid" : "dataset" }, "pid":[{"qualifier":{"classid":"doi"},"value":"10.1016/j.cmet.2011.03.013"},{"qualifier":{"classid":"urn"},"value":"urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"},{"qualifier":{"classid":"scp-number"},"value":"79953761260"},{"qualifier":{"classid":"pmc"},"value":"21459329"}], "collectedfrom" : [ { "key" : "10|openaire____::081b82f96300b6a6e3d282bad31cb6e3", "value" : "Repository B"} ]}
\ No newline at end of file
+{
+  "id": "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1g",
+  "resuttype": {"classid": "dataset"},
+  "pid": [
+    {
+      "qualifier": {"classid": "doi"},
+      "value": "10.1016/j.cmet.2011.03.013"
+    },
+    {
+      "qualifier": {"classid": "urn"},
+      "value": "urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"
+    },
+    {
+      "qualifier": {"classid": "scp-number"},
+      "value": "79953761260"
+    },
+    {
+      "qualifier": {"classid": "pmc"},
+      "value": "21459329"
+    }
+  ],
+  "collectedfrom": [
+    {
+      "key": "10|openaire____::081b82f96300b6a6e3d282bad31cb6e3",
+      "value": "Repository B"
+    }
+  ],
+  "instance": [
+    {
+      "refereed": {
+        "classid": "0000",
+        "classname": "UNKNOWN",
+        "schemeid": "dnet:review_levels",
+        "schemename": "dnet:review_levels"
+      },
+      "hostedby": {
+        "key": "10|opendoar____::358aee4cc897452c00244351e4d91f69",
+        "value": "Zenodo"
+      },
+      "accessright": {
+        "classid": "OPEN",
+        "classname": "Open Access",
+        "schemeid": "dnet:access_modes",
+        "schemename": "dnet:access_modes"
+      },
+      "processingchargecurrency": {
+        "dataInfo": {
+          "provenanceaction": {
+            "classid": "sysimport:crosswalk:datasetarchive",
+            "classname": "Harvested",
+            "schemeid": "dnet:provenanceActions",
+            "schemename": "dnet:provenanceActions"
+          },
+          "deletedbyinference": false,
+          "inferred": false,
+          "inferenceprovenance": "",
+          "invisible": true,
+          "trust": "0.9"
+        },
+        "value": "EUR"
+      },
+      "pid": [
+        {
+          "dataInfo": {
+            "provenanceaction": {
+              "classid": "sysimport:crosswalk:datasetarchive",
+              "classname": "Harvested",
+              "schemeid": "dnet:provenanceActions",
+              "schemename": "dnet:provenanceActions"
+            },
+            "deletedbyinference": false,
+            "inferred": false,
+            "inferenceprovenance": "",
+            "invisible": true,
+            "trust": "0.9"
+          },
+          "qualifier": {
+            "classid": "doi",
+            "classname": "Digital Object Identifier",
+            "schemeid": "dnet:pid_types",
+            "schemename": "dnet:pid_types"
+          },
+          "value": "10.1371/journal.pone.0085605"
+        }
+      ],
+      "distributionlocation": "",
+      "url": ["https://doi.org/10.1371/journal.pone.0085605"],
+      "alternateIdentifier": [
+        {
+          "dataInfo": {
+            "provenanceaction": {
+              "classid": "sysimport:crosswalk:datasetarchive",
+              "classname": "Harvested",
+              "schemeid": "dnet:provenanceActions",
+              "schemename": "dnet:provenanceActions"
+            },
+            "deletedbyinference": false,
+            "inferred": false,
+            "inferenceprovenance": "",
+            "invisible": true,
+            "trust": "0.9"
+          },
+          "qualifier": {
+            "classid": "pmid",
+            "classname": "PubMed ID",
+            "schemeid": "dnet:pid_types",
+            "schemename": "dnet:pid_types"
+          },
+          "value": "24454899.0"
+        }
+      ],
+      "collectedfrom": {
+        "key": "10|openaire____::081b82f96300b6a6e3d282bad31cb6e3",
+        "value": "Repository B"
+      },
+      "processingchargeamount": {
+        "dataInfo": {
+          "provenanceaction": {
+            "classid": "sysimport:crosswalk:datasetarchive",
+            "classname": "Harvested",
+            "schemeid": "dnet:provenanceActions",
+            "schemename": "dnet:provenanceActions"
+          },
+          "deletedbyinference": false,
+          "inferred": false,
+          "inferenceprovenance": "",
+          "invisible": true,
+          "trust": "0.9"
+        },
+        "value": "1022.02"
+      },
+      "instancetype": {
+        "classid": "0004",
+        "classname": "Conference object",
+        "schemeid": "dnet:publication_resource",
+        "schemename": "dnet:publication_resource"
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/dataset_delegated.json b/dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/dataset_delegated.json
new file mode 100644
index 0000000000..967c1181bf
--- /dev/null
+++ b/dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/dataset_delegated.json
@@ -0,0 +1,140 @@
+{
+  "id": "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1g",
+  "resuttype": {"classid": "dataset"},
+  "pid": [
+    {
+      "qualifier": {"classid": "doi"},
+      "value": "10.1016/j.cmet.2011.03.013"
+    },
+    {
+      "qualifier": {"classid": "urn"},
+      "value": "urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"
+    },
+    {
+      "qualifier": {"classid": "scp-number"},
+      "value": "79953761260"
+    },
+    {
+      "qualifier": {"classid": "pmc"},
+      "value": "21459329"
+    }
+  ],
+  "collectedfrom": [
+    {
+      "key": "10|opendoar____::358aee4cc897452c00244351e4d91f69",
+      "value": "Zenodo"
+    }
+  ],
+  "instance": [
+    {
+      "refereed": {
+        "classid": "0000",
+        "classname": "UNKNOWN",
+        "schemeid": "dnet:review_levels",
+        "schemename": "dnet:review_levels"
+      },
+      "hostedby": {
+        "key": "10|opendoar____::358aee4cc897452c00244351e4d91f69",
+        "value": "Zenodo"
+      },
+      "accessright": {
+        "classid": "OPEN",
+        "classname": "Open Access",
+        "schemeid": "dnet:access_modes",
+        "schemename": "dnet:access_modes"
+      },
+      "processingchargecurrency": {
+        "dataInfo": {
+          "provenanceaction": {
+            "classid": "sysimport:crosswalk:datasetarchive",
+            "classname": "Harvested",
+            "schemeid": "dnet:provenanceActions",
+            "schemename": "dnet:provenanceActions"
+          },
+          "deletedbyinference": false,
+          "inferred": false,
+          "inferenceprovenance": "",
+          "invisible": true,
+          "trust": "0.9"
+        },
+        "value": "EUR"
+      },
+      "pid": [
+        {
+          "dataInfo": {
+            "provenanceaction": {
+              "classid": "sysimport:crosswalk:datasetarchive",
+              "classname": "Harvested",
+              "schemeid": "dnet:provenanceActions",
+              "schemename": "dnet:provenanceActions"
+            },
+            "deletedbyinference": false,
+            "inferred": false,
+            "inferenceprovenance": "",
+            "invisible": true,
+            "trust": "0.9"
+          },
+          "qualifier": {
+            "classid": "doi",
+            "classname": "Digital Object Identifier",
+            "schemeid": "dnet:pid_types",
+            "schemename": "dnet:pid_types"
+          },
+          "value": "10.1371/journal.pone.0085605"
+        }
+      ],
+      "distributionlocation": "",
+      "url": ["https://doi.org/10.1371/journal.pone.0085605"],
+      "alternateIdentifier": [
+        {
+          "dataInfo": {
+            "provenanceaction": {
+              "classid": "sysimport:crosswalk:datasetarchive",
+              "classname": "Harvested",
+              "schemeid": "dnet:provenanceActions",
+              "schemename": "dnet:provenanceActions"
+            },
+            "deletedbyinference": false,
+            "inferred": false,
+            "inferenceprovenance": "",
+            "invisible": true,
+            "trust": "0.9"
+          },
+          "qualifier": {
+            "classid": "pmid",
+            "classname": "PubMed ID",
+            "schemeid": "dnet:pid_types",
+            "schemename": "dnet:pid_types"
+          },
+          "value": "24454899.0"
+        }
+      ],
+      "collectedfrom": {
+        "key": "10|opendoar____::358aee4cc897452c00244351e4d91f69",
+        "value": "Zenodo"
+      },
+      "processingchargeamount": {
+        "dataInfo": {
+          "provenanceaction": {
+            "classid": "sysimport:crosswalk:datasetarchive",
+            "classname": "Harvested",
+            "schemeid": "dnet:provenanceActions",
+            "schemename": "dnet:provenanceActions"
+          },
+          "deletedbyinference": false,
+          "inferred": false,
+          "inferenceprovenance": "",
+          "invisible": true,
+          "trust": "0.9"
+        },
+        "value": "1022.02"
+      },
+      "instancetype": {
+        "classid": "0004",
+        "classname": "Conference object",
+        "schemeid": "dnet:publication_resource",
+        "schemename": "dnet:publication_resource"
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index f3da495800..603a4cf1e1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -797,7 +797,7 @@
 		<mockito-core.version>3.3.3</mockito-core.version>
 		<mongodb.driver.version>3.4.2</mongodb.driver.version>
 		<vtd.version>[2.12,3.0)</vtd.version>
-		<dhp-schemas.version>[2.10.28]</dhp-schemas.version>
+		<dhp-schemas.version>[2.10.29]</dhp-schemas.version>
 		<dnet-actionmanager-api.version>[4.0.3]</dnet-actionmanager-api.version>
 		<dnet-actionmanager-common.version>[6.0.5]</dnet-actionmanager-common.version>
 		<dnet-openaire-broker-common.version>[3.1.6]</dnet-openaire-broker-common.version>