{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:6J6D5SJ3AO3G5EX3E37DT5BC3E","short_pith_number":"pith:6J6D5SJ3","schema_version":"1.0","canonical_sha256":"f27c3ec93b03b66e92fb26fe39f422d927a6837fce9db7173d54e9e1c9392e16","source":{"kind":"arxiv","id":"1908.09266","version":1},"attestation_state":"computed","paper":{"title":"Phononic entanglement concentration via optomechanical interactions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Guo-Jian Yang, Hao Zhang, Qing Ai, Shan-Shan Chen","submitted_at":"2019-08-25T07:39:39Z","abstract_excerpt":"Low dissipation, tunable coupling to other quantum systems, and unique features of phonons in the aspects of propagation, detection and others suggest the applications of quantized mechanical resonators in phonon-based quantum information processing (QIP) in a way different from their photonic counterpart. In this paper, we propose the first protocol of entanglement concentration for nonlocal phonons from quantized mechanical vibration. We combine the optomechanical cross-Kerr interaction with the Mach-Zehnder interferometer and, by means of twice optomechanical interactions and the photon ana"},"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":"1908.09266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-08-25T07:39:39Z","cross_cats_sorted":[],"title_canon_sha256":"203260ff1383356d647c4c79115249d248f4d099f46fea0a8f20d47f8dde9b3c","abstract_canon_sha256":"30e81e7ee10b5fa99eb312244af284c0584312ce6b38b928d79dff65a7bc6f6c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:18:39.739516Z","signature_b64":"lfIcJE096az5/1uusgiF4nt26vtuN38q/XhrHJtldqfqlqVkRYxZm4wsM9iKJGBKyF5oWRYzN118B+fmosBdBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f27c3ec93b03b66e92fb26fe39f422d927a6837fce9db7173d54e9e1c9392e16","last_reissued_at":"2026-07-05T00:18:39.738999Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:18:39.738999Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Phononic entanglement concentration via optomechanical interactions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Guo-Jian Yang, Hao Zhang, Qing Ai, Shan-Shan Chen","submitted_at":"2019-08-25T07:39:39Z","abstract_excerpt":"Low dissipation, tunable coupling to other quantum systems, and unique features of phonons in the aspects of propagation, detection and others suggest the applications of quantized mechanical resonators in phonon-based quantum information processing (QIP) in a way different from their photonic counterpart. In this paper, we propose the first protocol of entanglement concentration for nonlocal phonons from quantized mechanical vibration. We combine the optomechanical cross-Kerr interaction with the Mach-Zehnder interferometer and, by means of twice optomechanical interactions and the photon ana"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09266","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/1908.09266/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":"1908.09266","created_at":"2026-07-05T00:18:39.739058+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.09266v1","created_at":"2026-07-05T00:18:39.739058+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09266","created_at":"2026-07-05T00:18:39.739058+00:00"},{"alias_kind":"pith_short_12","alias_value":"6J6D5SJ3AO3G","created_at":"2026-07-05T00:18:39.739058+00:00"},{"alias_kind":"pith_short_16","alias_value":"6J6D5SJ3AO3G5EX3","created_at":"2026-07-05T00:18:39.739058+00:00"},{"alias_kind":"pith_short_8","alias_value":"6J6D5SJ3","created_at":"2026-07-05T00:18:39.739058+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/6J6D5SJ3AO3G5EX3E37DT5BC3E","json":"https://pith.science/pith/6J6D5SJ3AO3G5EX3E37DT5BC3E.json","graph_json":"https://pith.science/api/pith-number/6J6D5SJ3AO3G5EX3E37DT5BC3E/graph.json","events_json":"https://pith.science/api/pith-number/6J6D5SJ3AO3G5EX3E37DT5BC3E/events.json","paper":"https://pith.science/paper/6J6D5SJ3"},"agent_actions":{"view_html":"https://pith.science/pith/6J6D5SJ3AO3G5EX3E37DT5BC3E","download_json":"https://pith.science/pith/6J6D5SJ3AO3G5EX3E37DT5BC3E.json","view_paper":"https://pith.science/paper/6J6D5SJ3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.09266&json=true","fetch_graph":"https://pith.science/api/pith-number/6J6D5SJ3AO3G5EX3E37DT5BC3E/graph.json","fetch_events":"https://pith.science/api/pith-number/6J6D5SJ3AO3G5EX3E37DT5BC3E/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6J6D5SJ3AO3G5EX3E37DT5BC3E/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6J6D5SJ3AO3G5EX3E37DT5BC3E/action/storage_attestation","attest_author":"https://pith.science/pith/6J6D5SJ3AO3G5EX3E37DT5BC3E/action/author_attestation","sign_citation":"https://pith.science/pith/6J6D5SJ3AO3G5EX3E37DT5BC3E/action/citation_signature","submit_replication":"https://pith.science/pith/6J6D5SJ3AO3G5EX3E37DT5BC3E/action/replication_record"}},"created_at":"2026-07-05T00:18:39.739058+00:00","updated_at":"2026-07-05T00:18:39.739058+00:00"}