diff --git a/extension_explorer/templates/extension_schema.html b/extension_explorer/templates/extension_schema.html
index b2cc59e52..b8ede5fca 100644
--- a/extension_explorer/templates/extension_schema.html
+++ b/extension_explorer/templates/extension_schema.html
@@ -70,7 +70,7 @@ <h3 id="{{ definition|lower }}">
         <tbody>
     {% for field in properties.fields %}
           <tr>
-            <td id="{{ field.definition_path }}.{{ field.path }}">
+            <td id="{{ field.definition }}.{{ field.path }}">
               <code>
                 {{ field.path|replace('.', '.<wbr>'|safe) }}
               </code>
@@ -117,7 +117,7 @@ <h3 id="{{ definition|lower }}">
           <a href="{{ field.url }}">
     {% endif %}
             <code>
-              {{ field.definition_path }}{% if field.definition_path %}.<wbr>{% endif %}{{ field.path|replace('.', '.<wbr>'|safe) }}
+              {{ field.definition }}{% if field.definition %}.<wbr>{% endif %}{{ field.path|replace('.', '.<wbr>'|safe) }}
             </code>
     {% if field.url %}
           </a>
diff --git a/extension_explorer/util.py b/extension_explorer/util.py
index e952f7f90..86c63f824 100644
--- a/extension_explorer/util.py
+++ b/extension_explorer/util.py
@@ -248,22 +248,24 @@ def get_schema_tables(extension_version, lang):
         if field.schema is None:
             continue
 
-        key = field.definition_path
+        key = field.definition
         if not key:
             key = 'Release'
 
         if key not in tables:
             tables[key] = {'fields': []}
-            if field.definition_path in sources:
-                tables[key]['source'] = sources[field.definition_path]
+            if field.definition in sources:
+                tables[key]['source'] = sources[field.definition]
 
+        d = field.asdict(
+            sep='.', exclude=('name', 'deprecated', 'pointer', 'pattern', 'required', 'merge_by_id'),
+        )
         with contextlib.suppress(jsonpointer.JsonPointerException):
-            _add_link_to_original_field(field, schema, sources)
-
-        d = field.asdict(sep='.', exclude=('definition_pointer', 'pointer', 'required', 'deprecated'))
+            _, d['url'] = _add_link_to_original_field(field, schema, sources)
         d['title'] = field.schema.get('title', '')
         d['description'] = markdown(field.schema.get('description', ''))
         d['types'] = gettext(' or ').join(_get_types(field.schema, sources, extension_version, lang))
+
         tables[key]['fields'].append(d)
 
     return tables
@@ -351,11 +353,10 @@ def _get_types(value, sources, extension_version, lang, n=1, field=None):
 def _add_link_to_original_field(field, schema, sources):
     original_field = jsonpointer.resolve_pointer(schema, field.pointer)
 
-    field_url_prefix = sources[field.definition_path]['field_url_prefix']
-    if field_url_prefix:
-        field['url'] = field_url_prefix + field.pointer_components[-1]
+    field_url_prefix = sources[field.definition]['field_url_prefix']
+    url = field_url_prefix + field.name if field_url_prefix else None
 
-    return original_field
+    return original_field, url
 
 
 def _codelist_url(basename, extension_version, lang):
diff --git a/requirements.txt b/requirements.txt
index 6c106b287..c0953b160 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -89,11 +89,11 @@ myst-parser==2.0.0
     # via ocdsextensionregistry
 ocds-babel==0.3.5
     # via ocdsextensionregistry
-ocdsextensionregistry==0.5.0
+ocdsextensionregistry==0.6.5
     # via
     #   -r requirements.in
     #   ocdskit
-ocdskit==1.2.0
+ocdskit==1.3.0
     # via -r requirements.in
 ocdsmerge==0.6.4
     # via ocdskit
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 6accfbc54..5f6d1df80 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -127,11 +127,11 @@ myst-parser==2.0.0
     # via -r requirements.txt
 ocds-babel==0.3.5
     # via -r requirements.txt
-ocdsextensionregistry==0.5.0
+ocdsextensionregistry==0.6.5
     # via
     #   -r requirements.txt
     #   ocdskit
-ocdskit==1.2.0
+ocdskit==1.3.0
     # via -r requirements.txt
 ocdsmerge==0.6.4
     # via
diff --git a/tests/test_util.py b/tests/test_util.py
index c4088cda8..20c35080a 100644
--- a/tests/test_util.py
+++ b/tests/test_util.py
@@ -346,7 +346,7 @@ def test_get_schema_tables(client):
         'Asset': {
             'fields': [
                 {
-                    'definition_path': 'Asset',
+                    'definition': 'Asset',
                     'path': 'field',
                     'schema': release_schema['definitions']['Asset']['properties']['field'],
                     'multilingual': False,
@@ -359,7 +359,7 @@ def test_get_schema_tables(client):
         'Release': {
             'fields': [
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'titleOnly',
                     'schema': release_schema['properties']['titleOnly'],
                     'multilingual': True,
@@ -368,7 +368,7 @@ def test_get_schema_tables(client):
                     'types': '',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'descriptionOnly',
                     'schema': release_schema['properties']['descriptionOnly'],
                     'multilingual': True,
@@ -377,7 +377,7 @@ def test_get_schema_tables(client):
                     'types': '',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'typeOnly',
                     'schema': release_schema['properties']['typeOnly'],
                     'multilingual': False,
@@ -386,7 +386,7 @@ def test_get_schema_tables(client):
                     'types': 'string',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'ref',
                     'schema': release_schema['properties']['ref'],
                     'multilingual': False,
@@ -395,7 +395,7 @@ def test_get_schema_tables(client):
                     'types': '<a href="#asset">Asset</a> object',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'array',
                     'schema': release_schema['properties']['array'],
                     'multilingual': False,
@@ -404,7 +404,7 @@ def test_get_schema_tables(client):
                     'types': 'array of strings / integers',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'refArray',
                     'schema': release_schema['properties']['refArray'],
                     'multilingual': False,
@@ -413,7 +413,7 @@ def test_get_schema_tables(client):
                     'types': 'array of <a href="#asset">Asset</a> objects',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'null',
                     'schema': release_schema['properties']['null'],
                     'multilingual': False,
@@ -422,7 +422,7 @@ def test_get_schema_tables(client):
                     'types': '',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'external',
                     'schema': release_schema['properties']['external'],
                     'multilingual': False,
@@ -431,7 +431,7 @@ def test_get_schema_tables(client):
                     'types': '<a href="https://standard.open-contracting.org/1.1/en/schema/reference/#value">Value</a> object',  # noqa: E501
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'field',
                     'schema': release_schema['properties']['field'],
                     'multilingual': False,
@@ -440,7 +440,7 @@ def test_get_schema_tables(client):
                     'types': 'object',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'field.subfield',
                     'schema': release_schema['properties']['field']['properties']['subfield'],
                     'multilingual': False,
@@ -449,7 +449,7 @@ def test_get_schema_tables(client):
                     'types': 'object',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'field.subfield.subsubfield',
                     'schema': release_schema['properties']['field']['properties']['subfield']['properties']['subsubfield'],  # noqa: E501
                     'multilingual': False,
@@ -458,7 +458,7 @@ def test_get_schema_tables(client):
                     'types': '',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'undeprecated',
                     'schema': release_schema['properties']['undeprecated'],
                     'multilingual': False,
@@ -467,7 +467,7 @@ def test_get_schema_tables(client):
                     'types': '',
                 },
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'deprecated',
                     'schema': release_schema['properties']['deprecated'],
                     'multilingual': False,
@@ -476,8 +476,8 @@ def test_get_schema_tables(client):
                     'types': 'string',
                 },
                 {
-                    'definition_path': '',
-                    'path': '(.*)',
+                    'definition': '',
+                    'path': '.*',
                     'schema': release_schema['patternProperties']['.*'],
                     'multilingual': False,
                     'title': 'Title',
@@ -485,8 +485,8 @@ def test_get_schema_tables(client):
                     'types': 'string or integer',
                 },
                 {
-                    'definition_path': '',
-                    'path': '(^typeOnly_(((([A-Za-z]{2,3}(-([A-Za-z]{3}(-[A-Za-z]{3}){0,2}))?)|[A-Za-z]{4}|[A-Za-z]{5,8})(-([A-Za-z]{4}))?(-([A-Za-z]{2}|[0-9]{3}))?(-([A-Za-z0-9]{5,8}|[0-9][A-Za-z0-9]{3}))*(-([0-9A-WY-Za-wy-z](-[A-Za-z0-9]{2,8})+))*(-(x(-[A-Za-z0-9]{1,8})+))?)|(x(-[A-Za-z0-9]{1,8})+)))',  # noqa: E501
+                    'definition': '',
+                    'path': '^typeOnly_(((([A-Za-z]{2,3}(-([A-Za-z]{3}(-[A-Za-z]{3}){0,2}))?)|[A-Za-z]{4}|[A-Za-z]{5,8})(-([A-Za-z]{4}))?(-([A-Za-z]{2}|[0-9]{3}))?(-([A-Za-z0-9]{5,8}|[0-9][A-Za-z0-9]{3}))*(-([0-9A-WY-Za-wy-z](-[A-Za-z0-9]{2,8})+))*(-(x(-[A-Za-z0-9]{1,8})+))?)|(x(-[A-Za-z0-9]{1,8})+))',  # noqa: E501
                     'schema': {},
                     'multilingual': False,
                     'title': '',
@@ -494,8 +494,8 @@ def test_get_schema_tables(client):
                     'types': '',
                 },
                 {
-                    'definition_path': '',
-                    'path': '(typeOnly_(((([A-Za-z]{2,3}(-([A-Za-z]{3}(-[A-Za-z]{3}){0,2}))?)|[A-Za-z]{4}|[A-Za-z]{5,8})(-([A-Za-z]{4}))?(-([A-Za-z]{2}|[0-9]{3}))?(-([A-Za-z0-9]{5,8}|[0-9][A-Za-z0-9]{3}))*(-([0-9A-WY-Za-wy-z](-[A-Za-z0-9]{2,8})+))*(-(x(-[A-Za-z0-9]{1,8})+))?)|(x(-[A-Za-z0-9]{1,8})+))$)',  # noqa: E501
+                    'definition': '',
+                    'path': 'typeOnly_(((([A-Za-z]{2,3}(-([A-Za-z]{3}(-[A-Za-z]{3}){0,2}))?)|[A-Za-z]{4}|[A-Za-z]{5,8})(-([A-Za-z]{4}))?(-([A-Za-z]{2}|[0-9]{3}))?(-([A-Za-z0-9]{5,8}|[0-9][A-Za-z0-9]{3}))*(-([0-9A-WY-Za-wy-z](-[A-Za-z0-9]{2,8})+))*(-(x(-[A-Za-z0-9]{1,8})+))?)|(x(-[A-Za-z0-9]{1,8})+))$',  # noqa: E501
                     'schema': {},
                     'multilingual': False,
                     'title': '',
@@ -503,8 +503,8 @@ def test_get_schema_tables(client):
                     'types': '',
                 },
                 {
-                    'definition_path': '',
-                    'path': '(typeOnly_(((([A-Za-z]{2,3}(-([A-Za-z]{3}(-[A-Za-z]{3}){0,2}))?)|[A-Za-z]{4}|[A-Za-z]{5,8})(-([A-Za-z]{4}))?(-([A-Za-z]{2}|[0-9]{3}))?(-([A-Za-z0-9]{5,8}|[0-9][A-Za-z0-9]{3}))*(-([0-9A-WY-Za-wy-z](-[A-Za-z0-9]{2,8})+))*(-(x(-[A-Za-z0-9]{1,8})+))?)|(x(-[A-Za-z0-9]{1,8})+)))',  # noqa: E501
+                    'definition': '',
+                    'path': 'typeOnly_(((([A-Za-z]{2,3}(-([A-Za-z]{3}(-[A-Za-z]{3}){0,2}))?)|[A-Za-z]{4}|[A-Za-z]{5,8})(-([A-Za-z]{4}))?(-([A-Za-z]{2}|[0-9]{3}))?(-([A-Za-z0-9]{5,8}|[0-9][A-Za-z0-9]{3}))*(-([0-9A-WY-Za-wy-z](-[A-Za-z0-9]{2,8})+))*(-(x(-[A-Za-z0-9]{1,8})+))?)|(x(-[A-Za-z0-9]{1,8})+))',  # noqa: E501
                     'schema': {},
                     'multilingual': False,
                     'title': '',
@@ -521,7 +521,7 @@ def test_get_schema_tables(client):
         'Tender': {
             'fields': [
                 {
-                    'definition_path': 'Tender',
+                    'definition': 'Tender',
                     'path': 'field',
                     'schema': {},
                     'multilingual': False,
@@ -530,7 +530,7 @@ def test_get_schema_tables(client):
                     'types': '',
                 },
                 {
-                    'definition_path': 'Tender',
+                    'definition': 'Tender',
                     'path': 'title',
                     'schema': {'title': 'Replacement'},
                     'multilingual': False,
@@ -549,7 +549,7 @@ def test_get_schema_tables(client):
         'Location': {
             'fields': [
                 {
-                    'definition_path': 'Location',
+                    'definition': 'Location',
                     'path': 'field',
                     'schema': {'type': 'string'},
                     'multilingual': False,
@@ -558,7 +558,7 @@ def test_get_schema_tables(client):
                     'types': 'string',
                 },
                 {
-                    'definition_path': 'Location',
+                    'definition': 'Location',
                     'path': 'geometry',
                     'schema': {'title': 'Replacement'},
                     'multilingual': False,
@@ -604,7 +604,7 @@ def test_get_schema_tables_mixed_array_success(client):
         'Release': {
             'fields': [
                 {
-                    'definition_path': '',
+                    'definition': '',
                     'path': 'nullArray',
                     'schema': schema['properties']['nullArray'],
                     'multilingual': False,