{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:AOEORA4TMFPAIUI6RJGK6AOJP7","short_pith_number":"pith:AOEORA4T","schema_version":"1.0","canonical_sha256":"0388e88393615e04511e8a4caf01c97fdc8bb514b655d41093b7de4d384e407c","source":{"kind":"arxiv","id":"1007.0403","version":3},"attestation_state":"computed","paper":{"title":"A continuous-variable formalism for the Faraday atom-light interface","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Anna Sanpera, Carles Rod\\'o, Julia Stasi\\'nska, Simone Paganelli","submitted_at":"2010-07-02T17:12:02Z","abstract_excerpt":"Quantum interfaces between polarized atomic ensembles and coherent states of light, applied recently to manipulate bipartite and multipartite entanglement, are revisited by means of a continuous-variable formalism. The explicit use of the continuous-variable formalism facilitates significantly the analysis of entanglement between different modes, reducing it to the study of the properties of a final covariance matrix which can be found analytically. Furthermore, it allows to study matter-light interfaces for mixed states, adapting the formalism to the experimental situations in which the initi"},"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":"1007.0403","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-07-02T17:12:02Z","cross_cats_sorted":[],"title_canon_sha256":"659be7a03f2616b04748f0930c7c58558419f7c09f51d068ec53c16d9d03800a","abstract_canon_sha256":"3e5b721553ea4dd54530dbaae726d779ee0e838c4f7b6334a0e101679273561f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:19:22.223634Z","signature_b64":"qR7sW69DnH94lVMzQ/bZWwTZEj5H/K5II0QoawvwTQCmnc3Mn903m3Mwg0KZnu8ZaO1m8tkg6m0A2t6xSIHuDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0388e88393615e04511e8a4caf01c97fdc8bb514b655d41093b7de4d384e407c","last_reissued_at":"2026-05-18T04:19:22.223012Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:19:22.223012Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A continuous-variable formalism for the Faraday atom-light interface","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Anna Sanpera, Carles Rod\\'o, Julia Stasi\\'nska, Simone Paganelli","submitted_at":"2010-07-02T17:12:02Z","abstract_excerpt":"Quantum interfaces between polarized atomic ensembles and coherent states of light, applied recently to manipulate bipartite and multipartite entanglement, are revisited by means of a continuous-variable formalism. The explicit use of the continuous-variable formalism facilitates significantly the analysis of entanglement between different modes, reducing it to the study of the properties of a final covariance matrix which can be found analytically. Furthermore, it allows to study matter-light interfaces for mixed states, adapting the formalism to the experimental situations in which the initi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.0403","kind":"arxiv","version":3},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1007.0403","created_at":"2026-05-18T04:19:22.223104+00:00"},{"alias_kind":"arxiv_version","alias_value":"1007.0403v3","created_at":"2026-05-18T04:19:22.223104+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.0403","created_at":"2026-05-18T04:19:22.223104+00:00"},{"alias_kind":"pith_short_12","alias_value":"AOEORA4TMFPA","created_at":"2026-05-18T12:26:05.355336+00:00"},{"alias_kind":"pith_short_16","alias_value":"AOEORA4TMFPAIUI6","created_at":"2026-05-18T12:26:05.355336+00:00"},{"alias_kind":"pith_short_8","alias_value":"AOEORA4T","created_at":"2026-05-18T12:26:05.355336+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/AOEORA4TMFPAIUI6RJGK6AOJP7","json":"https://pith.science/pith/AOEORA4TMFPAIUI6RJGK6AOJP7.json","graph_json":"https://pith.science/api/pith-number/AOEORA4TMFPAIUI6RJGK6AOJP7/graph.json","events_json":"https://pith.science/api/pith-number/AOEORA4TMFPAIUI6RJGK6AOJP7/events.json","paper":"https://pith.science/paper/AOEORA4T"},"agent_actions":{"view_html":"https://pith.science/pith/AOEORA4TMFPAIUI6RJGK6AOJP7","download_json":"https://pith.science/pith/AOEORA4TMFPAIUI6RJGK6AOJP7.json","view_paper":"https://pith.science/paper/AOEORA4T","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1007.0403&json=true","fetch_graph":"https://pith.science/api/pith-number/AOEORA4TMFPAIUI6RJGK6AOJP7/graph.json","fetch_events":"https://pith.science/api/pith-number/AOEORA4TMFPAIUI6RJGK6AOJP7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AOEORA4TMFPAIUI6RJGK6AOJP7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AOEORA4TMFPAIUI6RJGK6AOJP7/action/storage_attestation","attest_author":"https://pith.science/pith/AOEORA4TMFPAIUI6RJGK6AOJP7/action/author_attestation","sign_citation":"https://pith.science/pith/AOEORA4TMFPAIUI6RJGK6AOJP7/action/citation_signature","submit_replication":"https://pith.science/pith/AOEORA4TMFPAIUI6RJGK6AOJP7/action/replication_record"}},"created_at":"2026-05-18T04:19:22.223104+00:00","updated_at":"2026-05-18T04:19:22.223104+00:00"}