{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:3NJQL7HPZLQKZYGHYGSZIWQWPX","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"7c62d7378745c46a8d62d75db3c32841683c3d847a84bedd9034ad0a8a08f524","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-03-31T13:14:30Z","title_canon_sha256":"9683e8f99697ff52f5b4dd7c4cfd1267dafc75dc831ff38667605cf00f55f5b1"},"schema_version":"1.0","source":{"id":"2003.14168","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.14168","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"arxiv_version","alias_value":"2003.14168v1","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.14168","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_12","alias_value":"3NJQL7HPZLQK","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_16","alias_value":"3NJQL7HPZLQKZYGH","created_at":"2026-07-05T00:51:48Z"},{"alias_kind":"pith_short_8","alias_value":"3NJQL7HP","created_at":"2026-07-05T00:51:48Z"}],"graph_snapshots":[{"event_id":"sha256:66bc314fe79c1ca93ca556f81bac0f2452a267da2528eb0cb1c1b7a6dad8f226","target":"graph","created_at":"2026-07-05T00:51:48Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2003.14168/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose a method for transferring quantum entangled states of two photonic cat-state qubits (cqubits) from two microwave cavities to the other two microwave cavities. This proposal is realized by using four microwave cavities coupled to a superconducting flux qutrit. Because of using four cavities with different frequencies, the inter-cavity crosstalk is significantly reduced. Since only one coupler qutrit is used, the circuit resources is minimized. The entanglement transfer is completed with a single-step operation only, thus this proposal is quite simple. The third energy level of the co","authors_text":"Chui-ping Yang, Tong Liu, Yu-Liang Fang, Yu Zhang, Zhen-Fei Zheng","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-03-31T13:14:30Z","title":"Transferring entangled states of photonic cat-state qubits in circuit QED"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.14168","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7c8837a9ff8ad6114861db4ff2b51dfd22c563c4b8275514b297e2a27c6bfd76","target":"record","created_at":"2026-07-05T00:51:48Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"7c62d7378745c46a8d62d75db3c32841683c3d847a84bedd9034ad0a8a08f524","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-03-31T13:14:30Z","title_canon_sha256":"9683e8f99697ff52f5b4dd7c4cfd1267dafc75dc831ff38667605cf00f55f5b1"},"schema_version":"1.0","source":{"id":"2003.14168","kind":"arxiv","version":1}},"canonical_sha256":"db5305fcefcae0ace0c7c1a5945a167dcf23a9d9d15a50ff7ac033a6ec673575","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"db5305fcefcae0ace0c7c1a5945a167dcf23a9d9d15a50ff7ac033a6ec673575","first_computed_at":"2026-07-05T00:51:48.480854Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:51:48.480854Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JbngPTwMZzkUAJmitQ4wlGU7hbBSVNRn5SikBVdWxMLkfuqCOPkj8pLGKsutawc7EuBr5PM9WonWPh/l0tZYBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:51:48.481257Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.14168","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7c8837a9ff8ad6114861db4ff2b51dfd22c563c4b8275514b297e2a27c6bfd76","sha256:66bc314fe79c1ca93ca556f81bac0f2452a267da2528eb0cb1c1b7a6dad8f226"],"state_sha256":"bc6cc0643b64527a1426886ad3b21724bec97ac3d689f113e1a3aef82d70bd02"}