{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:PFNDAK7QOM3NUWXB6LKDWN4IOD","short_pith_number":"pith:PFNDAK7Q","schema_version":"1.0","canonical_sha256":"795a302bf07336da5ae1f2d43b378870c1c7bab81c0f992f3d0584c1fc063060","source":{"kind":"arxiv","id":"1904.08294","version":1},"attestation_state":"computed","paper":{"title":"Entanglement production by statistical operators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"E.P. Yukalova, V.A. Yurovsky, V.I. Yukalov","submitted_at":"2019-04-17T14:40:41Z","abstract_excerpt":"In the problem of entanglement there exist two different notions. One is the entanglement of a quantum state, characterizing the state structure. The other is entanglement production by quantum operators, describing the action of operators in the given Hilbert space. Entanglement production by statistical operators, or density operators, is an important notion arising in quantum measurements and quantum information processing. The operational meaning of the entangling power of any operator, including statistical operators, is the property of the operators to entangle wave functions of the Hilb"},"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":"1904.08294","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-17T14:40:41Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"79c157400ed3ec8bea17f9fc3244ec582747b36103f946ae55973c66bfe356cd","abstract_canon_sha256":"60dca732f57bfd4170b900ecfd64c425f36e99ae90ddca7ff2debacd344e4297"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:26.779271Z","signature_b64":"4XXDKOs5f+y0ig8vqP4R3/ijKGyTnmkzSbg05cYiyuMistZmeXO0CKdyhBBpqd8LAJUQHC0+DO/2CN2NfD4+Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"795a302bf07336da5ae1f2d43b378870c1c7bab81c0f992f3d0584c1fc063060","last_reissued_at":"2026-05-17T23:45:26.778862Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:26.778862Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Entanglement production by statistical operators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"E.P. Yukalova, V.A. Yurovsky, V.I. Yukalov","submitted_at":"2019-04-17T14:40:41Z","abstract_excerpt":"In the problem of entanglement there exist two different notions. One is the entanglement of a quantum state, characterizing the state structure. The other is entanglement production by quantum operators, describing the action of operators in the given Hilbert space. Entanglement production by statistical operators, or density operators, is an important notion arising in quantum measurements and quantum information processing. The operational meaning of the entangling power of any operator, including statistical operators, is the property of the operators to entangle wave functions of the Hilb"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.08294","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":""},"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":"1904.08294","created_at":"2026-05-17T23:45:26.778917+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.08294v1","created_at":"2026-05-17T23:45:26.778917+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.08294","created_at":"2026-05-17T23:45:26.778917+00:00"},{"alias_kind":"pith_short_12","alias_value":"PFNDAK7QOM3N","created_at":"2026-05-18T12:33:24.271573+00:00"},{"alias_kind":"pith_short_16","alias_value":"PFNDAK7QOM3NUWXB","created_at":"2026-05-18T12:33:24.271573+00:00"},{"alias_kind":"pith_short_8","alias_value":"PFNDAK7Q","created_at":"2026-05-18T12:33:24.271573+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/PFNDAK7QOM3NUWXB6LKDWN4IOD","json":"https://pith.science/pith/PFNDAK7QOM3NUWXB6LKDWN4IOD.json","graph_json":"https://pith.science/api/pith-number/PFNDAK7QOM3NUWXB6LKDWN4IOD/graph.json","events_json":"https://pith.science/api/pith-number/PFNDAK7QOM3NUWXB6LKDWN4IOD/events.json","paper":"https://pith.science/paper/PFNDAK7Q"},"agent_actions":{"view_html":"https://pith.science/pith/PFNDAK7QOM3NUWXB6LKDWN4IOD","download_json":"https://pith.science/pith/PFNDAK7QOM3NUWXB6LKDWN4IOD.json","view_paper":"https://pith.science/paper/PFNDAK7Q","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.08294&json=true","fetch_graph":"https://pith.science/api/pith-number/PFNDAK7QOM3NUWXB6LKDWN4IOD/graph.json","fetch_events":"https://pith.science/api/pith-number/PFNDAK7QOM3NUWXB6LKDWN4IOD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PFNDAK7QOM3NUWXB6LKDWN4IOD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PFNDAK7QOM3NUWXB6LKDWN4IOD/action/storage_attestation","attest_author":"https://pith.science/pith/PFNDAK7QOM3NUWXB6LKDWN4IOD/action/author_attestation","sign_citation":"https://pith.science/pith/PFNDAK7QOM3NUWXB6LKDWN4IOD/action/citation_signature","submit_replication":"https://pith.science/pith/PFNDAK7QOM3NUWXB6LKDWN4IOD/action/replication_record"}},"created_at":"2026-05-17T23:45:26.778917+00:00","updated_at":"2026-05-17T23:45:26.778917+00:00"}