oc get pod
NAME                                               READY   STATUS      RESTARTS        AGE
quay-operator.v3.8.0-7ff6d58f56-xrtsw              1/1     Running     0               3h31m
quayregistry-clair-app-57f78b4f5b-5xnbq            1/1     Running     0               3h27m
quayregistry-clair-app-57f78b4f5b-nxqsz            1/1     Running     0               3h27m
quayregistry-clair-app-57f78b4f5b-w78dc            1/1     Running     0               3h21m
quayregistry-clair-postgres-56f4957db-gnk28        1/1     Running     1 (3h27m ago)   3h27m
quayregistry-quay-app-88bd486f4-9wslr              1/1     Running     0               3h20m
quayregistry-quay-app-88bd486f4-g8qdf              1/1     Running     0               3h20m
quayregistry-quay-app-upgrade-74hdt                0/1     Completed   1               3h27m
quayregistry-quay-config-editor-85c6f69f67-h8798   1/1     Running     0               3h27m
quayregistry-quay-database-7b664fdddc-6bbb6        1/1     Running     0               3h27m
quayregistry-quay-mirror-bd5b8957b-jjdb6           1/1     Running     1 (3h19m ago)   3h27m
quayregistry-quay-mirror-bd5b8957b-s25kc           1/1     Running     1 (3h19m ago)   3h27m
quayregistry-quay-redis-65cd9c96d8-66w95           1/1     Running     0               3h27m

[root@ip-10-0-1-76 fedora]# podman -v
podman version 4.2.1

[root@ip-10-0-1-76 fedora]# podman push quayregistry-quay-quay-enterprise-13240.apps.quaytest-13240.qe.azure.devcluster.openshift.com/quay/demo --tls-verify=false --sign-by-sigstore-private-key=./cosign.key
Key Passphrase: 
Getting image source signatures
Copying blob 288cf3a46e32 done  
Copying blob 75ba02937496 done  
Copying blob 0c7daf9a72c8 done  
Copying blob 955c9335e041 done  
Copying blob 8e079fee2186 done  
Copying blob 186da837555d done  
Copying blob d172a9e6f9e6 done  
Copying blob cf399be408ea done  
Copying blob 793b971ccb99 done  
Copying config da84e66c3a done  
Writing manifest to image destination
Signing manifest using a sigstore signature
Storing signatures
Error: writing signatures: uploading manifest sha256-2353c13421e07e3d3dd1bb181cf0b7ad5e6dce3e1bb363c33f48d12e0a0ada49.sig to quayregistry-quay-quay-enterprise-13240.apps.quaytest-13240.qe.azure.devcluster.openshift.com/quay/demo: received unexpected HTTP status: 500 Internal Server Error 

gunicorn-registry stdout | 2022-10-11 03:58:52,461 [214] [ERROR] [gunicorn.error] Error handling request /v2/quay/demo/manifests/sha256-2353c13421e07e3d3dd1bb181cf0b7ad5e6dce3e1bb363c33f48d12e0a0ada49.sig
gunicorn-registry stdout | Traceback (most recent call last):
gunicorn-registry stdout |   File "/quay-registry/image/oci/config.py", line 209, in __init__
gunicorn-registry stdout |     validate_schema(self._parsed, OCIConfig.METASCHEMA)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/jsonschema/validators.py", line 934, in validate
gunicorn-registry stdout |     raise error
gunicorn-registry stdout | jsonschema.exceptions.ValidationError: '' is not one of ['layers']
gunicorn-registry stdout | Failed validating 'enum' in schema['properties']['rootfs']['properties']['type']:
gunicorn-registry stdout |     {'description': 'MUST be set to layers.',
gunicorn-registry stdout |      'enum': ['layers'],
gunicorn-registry stdout |      'type': 'string'}
gunicorn-registry stdout | On instance['rootfs']['type']:
gunicorn-registry stdout |     ''
gunicorn-registry stdout | During handling of the above exception, another exception occurred:
gunicorn-registry stdout | Traceback (most recent call last):
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/gunicorn/workers/base_async.py", line 55, in handle
gunicorn-registry stdout |     self.handle_request(listener_name, req, client, addr)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/gunicorn/workers/ggevent.py", line 127, in handle_request
gunicorn-registry stdout |     super().handle_request(listener_name, req, sock, addr)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/gunicorn/workers/base_async.py", line 108, in handle_request
gunicorn-registry stdout |     respiter = self.wsgi(environ, resp.start_response)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 2463, in __call__
gunicorn-registry stdout |     return self.wsgi_app(environ, start_response)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/werkzeug/middleware/proxy_fix.py", line 169, in __call__
gunicorn-registry stdout |     return self.app(environ, start_response)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 2449, in wsgi_app
gunicorn-registry stdout |     response = self.handle_exception(e)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 1866, in handle_exception
gunicorn-registry stdout |     reraise(exc_type, exc_value, tb)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/flask/_compat.py", line 39, in reraise
gunicorn-registry stdout |     raise value
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 2446, in wsgi_app
gunicorn-registry stdout |     response = self.full_dispatch_request()
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 1951, in full_dispatch_request
gunicorn-registry stdout |     rv = self.handle_user_exception(e)
gunicorn-registry stdout |   File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 1820, in handle_user_exceptiongunicorn-registry stdout |     'x-ms-copy-source': 'REDACTED'