OPTIMADE provider "Open Materials Database" (id: omdb)
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General information
Short description: The Open Materials Database (omdb) is a database of materials properties maintained by the developers of the High-Throughput Toolkit (httk). It enables easy access to useful materials data, in particular via programmatic interaction using this toolkit.
Project homepage: https://openmaterialsdb.se
Index Meta-Database URL:
https://optimade-index.openmaterialsdb.se
Number of structures: 0
Detailed information
(information checked on Monday September 14, 2026 at 10:44 UTC)
Index metaDB (
Traceback (most recent call last):
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 1348, in do_open
h.request(req.get_method(), req.selector, req.data, headers,
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1351, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1397, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1346, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1106, in _send_output
self.send(msg)
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1044, in send
self.connect()
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1523, in connect
self.sock = self._context.wrap_socket(self.sock,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/ssl.py", line 517, in wrap_socket
return self.sslsocket_class._create(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/ssl.py", line 1104, in _create
self.do_handshake()
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/ssl.py", line 1382, in do_handshake
self._sslobj.do_handshake()
ssl.SSLEOFError: [SSL: UNEXPECTED_EOF_WHILE_READING] EOF occurred in violation of protocol (_ssl.c:1016)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/home/runner/work/providers-dashboard/providers-dashboard/make_ghpages/make_pages.py", line 414, in make_pages
index_metadb_data = get_index_metadb_data(base_url)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/runner/work/providers-dashboard/providers-dashboard/make_ghpages/make_pages.py", line 89, in get_index_metadb_data
with urllib.request.urlopen(info_req) as url_response:
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 216, in urlopen
return opener.open(url, data, timeout)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 519, in open
response = self._open(req, data)
^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 536, in _open
result = self._call_chain(self.handle_open, protocol, protocol +
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 496, in _call_chain
result = func(*args)
^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 1391, in https_open
return self.do_open(http.client.HTTPSConnection, req,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 1351, in do_open
raise URLError(err)
urllib.error.URLError: <urlopen error [SSL: UNEXPECTED_EOF_WHILE_READING] EOF occurred in violation of protocol (_ssl.c:1016)>
/info)State of the /info endpoint of the index meta-database
unknown
Generic error while fetching the data:Traceback (most recent call last):
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 1348, in do_open
h.request(req.get_method(), req.selector, req.data, headers,
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1351, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1397, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1346, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1106, in _send_output
self.send(msg)
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1044, in send
self.connect()
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/http/client.py", line 1523, in connect
self.sock = self._context.wrap_socket(self.sock,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/ssl.py", line 517, in wrap_socket
return self.sslsocket_class._create(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/ssl.py", line 1104, in _create
self.do_handshake()
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/ssl.py", line 1382, in do_handshake
self._sslobj.do_handshake()
ssl.SSLEOFError: [SSL: UNEXPECTED_EOF_WHILE_READING] EOF occurred in violation of protocol (_ssl.c:1016)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/home/runner/work/providers-dashboard/providers-dashboard/make_ghpages/make_pages.py", line 414, in make_pages
index_metadb_data = get_index_metadb_data(base_url)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/runner/work/providers-dashboard/providers-dashboard/make_ghpages/make_pages.py", line 89, in get_index_metadb_data
with urllib.request.urlopen(info_req) as url_response:
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 216, in urlopen
return opener.open(url, data, timeout)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 519, in open
response = self._open(req, data)
^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 536, in _open
result = self._call_chain(self.handle_open, protocol, protocol +
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 496, in _call_chain
result = func(*args)
^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 1391, in https_open
return self.do_open(http.client.HTTPSConnection, req,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/hostedtoolcache/Python/3.11.16/x64/lib/python3.11/urllib/request.py", line 1351, in do_open
raise URLError(err)
urllib.error.URLError: <urlopen error [SSL: UNEXPECTED_EOF_WHILE_READING] EOF occurred in violation of protocol (_ssl.c:1016)>