{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:JT2DHIR25Z25V636ZU6WMJOHWI","short_pith_number":"pith:JT2DHIR2","canonical_record":{"source":{"id":"1810.07827","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-10-17T22:55:20Z","cross_cats_sorted":[],"title_canon_sha256":"658e4008e0fe66df72b23a95bd0b7ac132a7b3f7462af7c702665db35f30396a","abstract_canon_sha256":"a2cb0af91e0d6e96bd8c93994af3d31c684ab575c30e29c1b8e2fa46c5e05b57"},"schema_version":"1.0"},"canonical_sha256":"4cf433a23aee75dafb7ecd3d6625c7b231f79fbd78154d1fc129d764e3819717","source":{"kind":"arxiv","id":"1810.07827","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.07827","created_at":"2026-05-17T23:43:28Z"},{"alias_kind":"arxiv_version","alias_value":"1810.07827v2","created_at":"2026-05-17T23:43:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.07827","created_at":"2026-05-17T23:43:28Z"},{"alias_kind":"pith_short_12","alias_value":"JT2DHIR25Z25","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"JT2DHIR25Z25V636","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"JT2DHIR2","created_at":"2026-05-18T12:32:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:JT2DHIR25Z25V636ZU6WMJOHWI","target":"record","payload":{"canonical_record":{"source":{"id":"1810.07827","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-10-17T22:55:20Z","cross_cats_sorted":[],"title_canon_sha256":"658e4008e0fe66df72b23a95bd0b7ac132a7b3f7462af7c702665db35f30396a","abstract_canon_sha256":"a2cb0af91e0d6e96bd8c93994af3d31c684ab575c30e29c1b8e2fa46c5e05b57"},"schema_version":"1.0"},"canonical_sha256":"4cf433a23aee75dafb7ecd3d6625c7b231f79fbd78154d1fc129d764e3819717","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:43:28.205972Z","signature_b64":"T8RCHxdu6zFvrFdka7MTrWs+L4AT459lRM5mKYWkujSC19aZpf7My3gb5nOAlFv3+EINDVqCU4R0JgQ6PEOxAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4cf433a23aee75dafb7ecd3d6625c7b231f79fbd78154d1fc129d764e3819717","last_reissued_at":"2026-05-17T23:43:28.205460Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:43:28.205460Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.07827","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":"2026-05-17T23:43:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LrHhhcNjaOcE1SvgOFex6/1vfazir9MqufpRCES8mIDBq0YO6cVAqiiOQ/AldatgkS7U8xzvzi2H0uwzHSUIBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:15:10.860806Z"},"content_sha256":"86142b7beed4c497bd09cc5b9fc0f9b177527ebdab545d02f0480e86029effc1","schema_version":"1.0","event_id":"sha256:86142b7beed4c497bd09cc5b9fc0f9b177527ebdab545d02f0480e86029effc1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:JT2DHIR25Z25V636ZU6WMJOHWI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entanglement between two spatially separated ultracold interacting Fermi gases","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Ana P. Majtey, Eloisa Cuestas, Itzhak Roditi, P. Alexander Bouvrie","submitted_at":"2018-10-17T22:55:20Z","abstract_excerpt":"Multiparticle entangled states, essential ingredients for modern quantum technologies, are routinely generated in experiments of atomic Bose-Einstein condensates (BECs). However, the entanglement in ultracold interacting Fermi gases has not been yet exploited. In this work, by using an ansatz of composite bosons, we show that many-particle entanglement between two fermionic ensembles localized in spatially separated modes can be generated by splitting an ultracold interacting Fermi gas in the (molecular) BEC regime. This entanglement relies on the fundamental fermion exchange symmetry of molec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.07827","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":"2026-05-17T23:43:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P5T8XGC5BcP3amspbuMNLxJDQqAia0N0/vNmw7Jqf2UeqTRiO2FrUiff23f5BWZFr0JkDQNt6OKDUF365OKjAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:15:10.861289Z"},"content_sha256":"5c150ebcfddae78baccf5df9d765affd415bfc38499863af3526e61566a7402a","schema_version":"1.0","event_id":"sha256:5c150ebcfddae78baccf5df9d765affd415bfc38499863af3526e61566a7402a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JT2DHIR25Z25V636ZU6WMJOHWI/bundle.json","state_url":"https://pith.science/pith/JT2DHIR25Z25V636ZU6WMJOHWI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JT2DHIR25Z25V636ZU6WMJOHWI/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":"2026-05-27T01:15:10Z","links":{"resolver":"https://pith.science/pith/JT2DHIR25Z25V636ZU6WMJOHWI","bundle":"https://pith.science/pith/JT2DHIR25Z25V636ZU6WMJOHWI/bundle.json","state":"https://pith.science/pith/JT2DHIR25Z25V636ZU6WMJOHWI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JT2DHIR25Z25V636ZU6WMJOHWI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:JT2DHIR25Z25V636ZU6WMJOHWI","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":"a2cb0af91e0d6e96bd8c93994af3d31c684ab575c30e29c1b8e2fa46c5e05b57","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-10-17T22:55:20Z","title_canon_sha256":"658e4008e0fe66df72b23a95bd0b7ac132a7b3f7462af7c702665db35f30396a"},"schema_version":"1.0","source":{"id":"1810.07827","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.07827","created_at":"2026-05-17T23:43:28Z"},{"alias_kind":"arxiv_version","alias_value":"1810.07827v2","created_at":"2026-05-17T23:43:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.07827","created_at":"2026-05-17T23:43:28Z"},{"alias_kind":"pith_short_12","alias_value":"JT2DHIR25Z25","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"JT2DHIR25Z25V636","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"JT2DHIR2","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:5c150ebcfddae78baccf5df9d765affd415bfc38499863af3526e61566a7402a","target":"graph","created_at":"2026-05-17T23:43:28Z","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":"Multiparticle entangled states, essential ingredients for modern quantum technologies, are routinely generated in experiments of atomic Bose-Einstein condensates (BECs). However, the entanglement in ultracold interacting Fermi gases has not been yet exploited. In this work, by using an ansatz of composite bosons, we show that many-particle entanglement between two fermionic ensembles localized in spatially separated modes can be generated by splitting an ultracold interacting Fermi gas in the (molecular) BEC regime. This entanglement relies on the fundamental fermion exchange symmetry of molec","authors_text":"Ana P. Majtey, Eloisa Cuestas, Itzhak Roditi, P. Alexander Bouvrie","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-10-17T22:55:20Z","title":"Entanglement between two spatially separated ultracold interacting Fermi gases"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.07827","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":"sha256:86142b7beed4c497bd09cc5b9fc0f9b177527ebdab545d02f0480e86029effc1","target":"record","created_at":"2026-05-17T23:43:28Z","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":"a2cb0af91e0d6e96bd8c93994af3d31c684ab575c30e29c1b8e2fa46c5e05b57","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-10-17T22:55:20Z","title_canon_sha256":"658e4008e0fe66df72b23a95bd0b7ac132a7b3f7462af7c702665db35f30396a"},"schema_version":"1.0","source":{"id":"1810.07827","kind":"arxiv","version":2}},"canonical_sha256":"4cf433a23aee75dafb7ecd3d6625c7b231f79fbd78154d1fc129d764e3819717","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4cf433a23aee75dafb7ecd3d6625c7b231f79fbd78154d1fc129d764e3819717","first_computed_at":"2026-05-17T23:43:28.205460Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:43:28.205460Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"T8RCHxdu6zFvrFdka7MTrWs+L4AT459lRM5mKYWkujSC19aZpf7My3gb5nOAlFv3+EINDVqCU4R0JgQ6PEOxAQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:43:28.205972Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.07827","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:86142b7beed4c497bd09cc5b9fc0f9b177527ebdab545d02f0480e86029effc1","sha256:5c150ebcfddae78baccf5df9d765affd415bfc38499863af3526e61566a7402a"],"state_sha256":"6b7d9fc3d3977f0a2e0e722b17e203f9b71be1eb8daec0c99be683acfe816d18"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8V7d1aFEDXmzUmZKkHfVD0nA5aZ7F/bsR+HepKJtfVPaV/HEjIfIki1xGQCLU+U9xSwUWzmgGVXQfmt0jGjUAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T01:15:10.864786Z","bundle_sha256":"f5f39a715f0c918c15745c4f236cb4fe4eda8279b9c5d5f93ea4e7c23b13b327"}}