{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:EVANU4YGYUOLLC2D6EQEMYUGAE","short_pith_number":"pith:EVANU4YG","schema_version":"1.0","canonical_sha256":"2540da7306c51cb58b43f1204662860112b30eafd2add74d4b0ee8dcc4193ecc","source":{"kind":"arxiv","id":"quant-ph/0608184","version":3},"attestation_state":"computed","paper":{"title":"Quantification of Continuous Variable Entanglement with only Two Types of Simple Measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Gustavo Rigolin, Marcos C. de Oliveira","submitted_at":"2006-08-23T20:10:47Z","abstract_excerpt":"Here we propose an experimental set-up in which it is possible to measure the entanglement of a two-mode Gaussian state, be it pure or mixed, using only simple linear optical devices. After a proper unitary manipulation of the two-mode Gaussian state only number and purity measurements of just one of the modes suffice to give us a complete and exact knowledge of the state's entanglement."},"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":"quant-ph/0608184","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2006-08-23T20:10:47Z","cross_cats_sorted":[],"title_canon_sha256":"03658b50eb127dd7c7f7dbde514c5176fd0f3efa1b50d0aeca6baeeb4d83d245","abstract_canon_sha256":"eb31dee23686a991c18798a93a7c39fdd1d44a35b7877f5d07881e939af410e0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:54.328494Z","signature_b64":"KQ2vWcd1OQpiELS9DgdQkCgSR38/kOeX2d332j31LSkk+F6CcFaxiBZZZ3HUQ8Mvzy/QCF3nS4nxEGPf3ouiDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2540da7306c51cb58b43f1204662860112b30eafd2add74d4b0ee8dcc4193ecc","last_reissued_at":"2026-05-18T01:37:54.327827Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:54.327827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantification of Continuous Variable Entanglement with only Two Types of Simple Measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Gustavo Rigolin, Marcos C. de Oliveira","submitted_at":"2006-08-23T20:10:47Z","abstract_excerpt":"Here we propose an experimental set-up in which it is possible to measure the entanglement of a two-mode Gaussian state, be it pure or mixed, using only simple linear optical devices. After a proper unitary manipulation of the two-mode Gaussian state only number and purity measurements of just one of the modes suffice to give us a complete and exact knowledge of the state's entanglement."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0608184","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":"quant-ph/0608184","created_at":"2026-05-18T01:37:54.327935+00:00"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0608184v3","created_at":"2026-05-18T01:37:54.327935+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0608184","created_at":"2026-05-18T01:37:54.327935+00:00"},{"alias_kind":"pith_short_12","alias_value":"EVANU4YGYUOL","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_16","alias_value":"EVANU4YGYUOLLC2D","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_8","alias_value":"EVANU4YG","created_at":"2026-05-18T12:25:53.939244+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/EVANU4YGYUOLLC2D6EQEMYUGAE","json":"https://pith.science/pith/EVANU4YGYUOLLC2D6EQEMYUGAE.json","graph_json":"https://pith.science/api/pith-number/EVANU4YGYUOLLC2D6EQEMYUGAE/graph.json","events_json":"https://pith.science/api/pith-number/EVANU4YGYUOLLC2D6EQEMYUGAE/events.json","paper":"https://pith.science/paper/EVANU4YG"},"agent_actions":{"view_html":"https://pith.science/pith/EVANU4YGYUOLLC2D6EQEMYUGAE","download_json":"https://pith.science/pith/EVANU4YGYUOLLC2D6EQEMYUGAE.json","view_paper":"https://pith.science/paper/EVANU4YG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=quant-ph/0608184&json=true","fetch_graph":"https://pith.science/api/pith-number/EVANU4YGYUOLLC2D6EQEMYUGAE/graph.json","fetch_events":"https://pith.science/api/pith-number/EVANU4YGYUOLLC2D6EQEMYUGAE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EVANU4YGYUOLLC2D6EQEMYUGAE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EVANU4YGYUOLLC2D6EQEMYUGAE/action/storage_attestation","attest_author":"https://pith.science/pith/EVANU4YGYUOLLC2D6EQEMYUGAE/action/author_attestation","sign_citation":"https://pith.science/pith/EVANU4YGYUOLLC2D6EQEMYUGAE/action/citation_signature","submit_replication":"https://pith.science/pith/EVANU4YGYUOLLC2D6EQEMYUGAE/action/replication_record"}},"created_at":"2026-05-18T01:37:54.327935+00:00","updated_at":"2026-05-18T01:37:54.327935+00:00"}