{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:SN3WTVMFBNXGZOWCAQDX7C5SPQ","short_pith_number":"pith:SN3WTVMF","schema_version":"1.0","canonical_sha256":"937769d5850b6e6cbac204077f8bb27c1dcfcfbbc8873b5e8b7ecf3deb58ecbb","source":{"kind":"arxiv","id":"2409.02417","version":1},"attestation_state":"computed","paper":{"title":"Generation of Scalable Genuine Multipartite Gaussian Entanglement with a Parametric Amplifier Network","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alberto M. Marino, Saesun Kim, Sho Onoe","submitted_at":"2024-09-04T03:42:48Z","abstract_excerpt":"Genuine multipartite entanglement is a valuable resource in quantum information science, as it exhibits stronger non-locality compared to bipartite entanglement. This non-locality can be exploited in various quantum information protocols, such as teleportation, dense coding, and quantum interferometry. Here, we propose a scheme to generate scalable genuine multipartite continuous-variable entangled states of light using a parametric amplifier network. We verify the presence of genuine quadripartite, hexapartite, and octapartite entanglement through a violation of the positive partial transpose"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2409.02417","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-09-04T03:42:48Z","cross_cats_sorted":[],"title_canon_sha256":"f1ee8eb2925f3008b8bc80c7af2786aa1a7453f82ce1e8b5b3e351c9a535c052","abstract_canon_sha256":"a8046a093bfb65a794bc8467dd2c1fd495523268fdd0c208a7fda7be49d5f7a2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:03:04.348223Z","signature_b64":"Hah4goE2pIz5A4cvLwI+309/MGVa1ww7Nzmmg0/dZ0y5plMlnsuOue84KH32j5RLZnFeD9M4KiKiV+YeFjw0AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"937769d5850b6e6cbac204077f8bb27c1dcfcfbbc8873b5e8b7ecf3deb58ecbb","last_reissued_at":"2026-07-05T09:03:04.347732Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:03:04.347732Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Generation of Scalable Genuine Multipartite Gaussian Entanglement with a Parametric Amplifier Network","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alberto M. Marino, Saesun Kim, Sho Onoe","submitted_at":"2024-09-04T03:42:48Z","abstract_excerpt":"Genuine multipartite entanglement is a valuable resource in quantum information science, as it exhibits stronger non-locality compared to bipartite entanglement. This non-locality can be exploited in various quantum information protocols, such as teleportation, dense coding, and quantum interferometry. Here, we propose a scheme to generate scalable genuine multipartite continuous-variable entangled states of light using a parametric amplifier network. We verify the presence of genuine quadripartite, hexapartite, and octapartite entanglement through a violation of the positive partial transpose"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.02417","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2409.02417/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2409.02417","created_at":"2026-07-05T09:03:04.347800+00:00"},{"alias_kind":"arxiv_version","alias_value":"2409.02417v1","created_at":"2026-07-05T09:03:04.347800+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.02417","created_at":"2026-07-05T09:03:04.347800+00:00"},{"alias_kind":"pith_short_12","alias_value":"SN3WTVMFBNXG","created_at":"2026-07-05T09:03:04.347800+00:00"},{"alias_kind":"pith_short_16","alias_value":"SN3WTVMFBNXGZOWC","created_at":"2026-07-05T09:03:04.347800+00:00"},{"alias_kind":"pith_short_8","alias_value":"SN3WTVMF","created_at":"2026-07-05T09:03:04.347800+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ","json":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ.json","graph_json":"https://pith.science/api/pith-number/SN3WTVMFBNXGZOWCAQDX7C5SPQ/graph.json","events_json":"https://pith.science/api/pith-number/SN3WTVMFBNXGZOWCAQDX7C5SPQ/events.json","paper":"https://pith.science/paper/SN3WTVMF"},"agent_actions":{"view_html":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ","download_json":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ.json","view_paper":"https://pith.science/paper/SN3WTVMF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2409.02417&json=true","fetch_graph":"https://pith.science/api/pith-number/SN3WTVMFBNXGZOWCAQDX7C5SPQ/graph.json","fetch_events":"https://pith.science/api/pith-number/SN3WTVMFBNXGZOWCAQDX7C5SPQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ/action/storage_attestation","attest_author":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ/action/author_attestation","sign_citation":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ/action/citation_signature","submit_replication":"https://pith.science/pith/SN3WTVMFBNXGZOWCAQDX7C5SPQ/action/replication_record"}},"created_at":"2026-07-05T09:03:04.347800+00:00","updated_at":"2026-07-05T09:03:04.347800+00:00"}