{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:V4SROZY64VOLMFC6MLEGS6VBTU","short_pith_number":"pith:V4SROZY6","canonical_record":{"source":{"id":"1607.02578","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-07-09T07:41:52Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"14445116b99ddc2d2fb810826cce4538c916dfd13aa203c4608a32ebf3a07b55","abstract_canon_sha256":"fd8e0ee3a1e0e09c0af4b2a76863c46da013b193e724dcc34987af177f09e2ed"},"schema_version":"1.0"},"canonical_sha256":"af2517671ee55cb6145e62c8697aa19d3450bfed1c398fbaf066e8b8b904ac36","source":{"kind":"arxiv","id":"1607.02578","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.02578","created_at":"2026-05-18T00:53:12Z"},{"alias_kind":"arxiv_version","alias_value":"1607.02578v2","created_at":"2026-05-18T00:53:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.02578","created_at":"2026-05-18T00:53:12Z"},{"alias_kind":"pith_short_12","alias_value":"V4SROZY64VOL","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"V4SROZY64VOLMFC6","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"V4SROZY6","created_at":"2026-05-18T12:30:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:V4SROZY64VOLMFC6MLEGS6VBTU","target":"record","payload":{"canonical_record":{"source":{"id":"1607.02578","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-07-09T07:41:52Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"14445116b99ddc2d2fb810826cce4538c916dfd13aa203c4608a32ebf3a07b55","abstract_canon_sha256":"fd8e0ee3a1e0e09c0af4b2a76863c46da013b193e724dcc34987af177f09e2ed"},"schema_version":"1.0"},"canonical_sha256":"af2517671ee55cb6145e62c8697aa19d3450bfed1c398fbaf066e8b8b904ac36","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:12.300241Z","signature_b64":"mplhLG5glBounBRpB1zay2OQEfFszXjEpyj02g5ddz1zATLAA7zcS3EapwoWu671q/zBZLGjmKUJJSJQbwycDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af2517671ee55cb6145e62c8697aa19d3450bfed1c398fbaf066e8b8b904ac36","last_reissued_at":"2026-05-18T00:53:12.299610Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:12.299610Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.02578","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:53:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fyhxhLY0hBbqUaYx6oLefZLo/4iRx503d/IKi1xU+P2l9i6xVl7J1ssJQw1LmfVUVbmKXo/SipF61fMh2jJADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T10:17:42.192396Z"},"content_sha256":"77034fd36ddd2265d7659e6b2c64164a17857c97fdb05012824627c0524f2059","schema_version":"1.0","event_id":"sha256:77034fd36ddd2265d7659e6b2c64164a17857c97fdb05012824627c0524f2059"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:V4SROZY64VOLMFC6MLEGS6VBTU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum entanglement in the spatial symmetry breaking phase transition of a driven-dissipative Bose-Hubbard dimer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas"],"primary_cat":"quant-ph","authors_text":"Cristiano Ciuti, Wim Casteels","submitted_at":"2016-07-09T07:41:52Z","abstract_excerpt":"We theoretically explore quantum correlation properties of a dissipative Bose-Hubbard dimer in presence of a coherent drive. In particular, we focus on the regime where the semiclassical theory predicts a bifurcation with a spontaneous spatial symmetry breaking. The critical behavior in a well defined thermodynamical limit of large excitation numbers is considered and analyzed within a Gaussian approach. The case of a finite boson density is also examined by numerically integrating the Lindblad master equation for the density matrix. We predict the critical behavior around the bifurcation poin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.02578","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:53:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mQLdB7MYd15O3rQ0EHUnB23YMANtoo4Zh5JKBR5J3J6PNpVGFsfEcoOO1JsCZGvNdLdD/TWxDtA5fUalViXDBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T10:17:42.193058Z"},"content_sha256":"d5021898f79e9c91225e2b6bea107f680744f06fb89523243038c010724773b6","schema_version":"1.0","event_id":"sha256:d5021898f79e9c91225e2b6bea107f680744f06fb89523243038c010724773b6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V4SROZY64VOLMFC6MLEGS6VBTU/bundle.json","state_url":"https://pith.science/pith/V4SROZY64VOLMFC6MLEGS6VBTU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V4SROZY64VOLMFC6MLEGS6VBTU/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-30T10:17:42Z","links":{"resolver":"https://pith.science/pith/V4SROZY64VOLMFC6MLEGS6VBTU","bundle":"https://pith.science/pith/V4SROZY64VOLMFC6MLEGS6VBTU/bundle.json","state":"https://pith.science/pith/V4SROZY64VOLMFC6MLEGS6VBTU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V4SROZY64VOLMFC6MLEGS6VBTU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:V4SROZY64VOLMFC6MLEGS6VBTU","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":"fd8e0ee3a1e0e09c0af4b2a76863c46da013b193e724dcc34987af177f09e2ed","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-07-09T07:41:52Z","title_canon_sha256":"14445116b99ddc2d2fb810826cce4538c916dfd13aa203c4608a32ebf3a07b55"},"schema_version":"1.0","source":{"id":"1607.02578","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.02578","created_at":"2026-05-18T00:53:12Z"},{"alias_kind":"arxiv_version","alias_value":"1607.02578v2","created_at":"2026-05-18T00:53:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.02578","created_at":"2026-05-18T00:53:12Z"},{"alias_kind":"pith_short_12","alias_value":"V4SROZY64VOL","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"V4SROZY64VOLMFC6","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"V4SROZY6","created_at":"2026-05-18T12:30:46Z"}],"graph_snapshots":[{"event_id":"sha256:d5021898f79e9c91225e2b6bea107f680744f06fb89523243038c010724773b6","target":"graph","created_at":"2026-05-18T00:53:12Z","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"},"paper":{"abstract_excerpt":"We theoretically explore quantum correlation properties of a dissipative Bose-Hubbard dimer in presence of a coherent drive. In particular, we focus on the regime where the semiclassical theory predicts a bifurcation with a spontaneous spatial symmetry breaking. The critical behavior in a well defined thermodynamical limit of large excitation numbers is considered and analyzed within a Gaussian approach. The case of a finite boson density is also examined by numerically integrating the Lindblad master equation for the density matrix. We predict the critical behavior around the bifurcation poin","authors_text":"Cristiano Ciuti, Wim Casteels","cross_cats":["cond-mat.quant-gas"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-07-09T07:41:52Z","title":"Quantum entanglement in the spatial symmetry breaking phase transition of a driven-dissipative Bose-Hubbard dimer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.02578","kind":"arxiv","version":2},"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":"sha256:77034fd36ddd2265d7659e6b2c64164a17857c97fdb05012824627c0524f2059","target":"record","created_at":"2026-05-18T00:53:12Z","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":"fd8e0ee3a1e0e09c0af4b2a76863c46da013b193e724dcc34987af177f09e2ed","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-07-09T07:41:52Z","title_canon_sha256":"14445116b99ddc2d2fb810826cce4538c916dfd13aa203c4608a32ebf3a07b55"},"schema_version":"1.0","source":{"id":"1607.02578","kind":"arxiv","version":2}},"canonical_sha256":"af2517671ee55cb6145e62c8697aa19d3450bfed1c398fbaf066e8b8b904ac36","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"af2517671ee55cb6145e62c8697aa19d3450bfed1c398fbaf066e8b8b904ac36","first_computed_at":"2026-05-18T00:53:12.299610Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:53:12.299610Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mplhLG5glBounBRpB1zay2OQEfFszXjEpyj02g5ddz1zATLAA7zcS3EapwoWu671q/zBZLGjmKUJJSJQbwycDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:53:12.300241Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.02578","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77034fd36ddd2265d7659e6b2c64164a17857c97fdb05012824627c0524f2059","sha256:d5021898f79e9c91225e2b6bea107f680744f06fb89523243038c010724773b6"],"state_sha256":"c2efe7cb3aa753c0f005c004461b8a13804369799cadcd4bb0935da594b5eccb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YduZWEeFxCKxa/8znnn57suTy2wNS9akGhuRrXLq/BYeInxAwmCpk8Ye5NU55cUn/tHBN0zJSCHNDBxJcyktAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T10:17:42.196510Z","bundle_sha256":"f506760e9a275792c2d737ec7f8274eecb0516ff46659def09346ed8ef9e0d1f"}}