{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6","short_pith_number":"pith:ZAGNVRNI","schema_version":"1.0","canonical_sha256":"c80cdac5a8fe33fcf1f586628bd33e1f8e2ad2b1da84037c4465a2e0ec892647","source":{"kind":"arxiv","id":"1402.6392","version":2},"attestation_state":"computed","paper":{"title":"Mechanical Entanglement via Detuned Parametric Amplification","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"quant-ph","authors_text":"Aashish A. Clerk, Alex Szorkovszky, Andrew C. Doherty, Warwick P. Bowen","submitted_at":"2014-02-26T02:13:10Z","abstract_excerpt":"We propose two schemes to generate entanglement between a pair of mechanical oscillators using parametric amplification. In contrast to existing parametric drive-based protocols, both schemes operate in the steady-state. Using a detuned parametric drive to maintain equilibrium and to couple orthogonal quadratures, our approach can be viewed as a two-mode extension of previous proposals for parametric squeezing. We find that robust steady-state entanglement is possible for matched oscillators with well-controlled coupling. In addition, one of the proposed schemes is robust to differences in the"},"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":"1402.6392","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-02-26T02:13:10Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"7c82614ddc9ef13eb583e9432364c6ef931fff7aec51d609c4d7dba129c04a92","abstract_canon_sha256":"380eea7be98cf3e25407adbb1165f4d267f782e04e183f763e2b306825b474df"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:44:27.076394Z","signature_b64":"6vvDgfN0V5cyOVD/y1vmRKGBMkVYgyNxujBE8juAY8TEa402HOe6DJebJZQSUTuZz56/bOseaBTcRZF6tFyuCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c80cdac5a8fe33fcf1f586628bd33e1f8e2ad2b1da84037c4465a2e0ec892647","last_reissued_at":"2026-05-18T01:44:27.075982Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:44:27.075982Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Mechanical Entanglement via Detuned Parametric Amplification","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"quant-ph","authors_text":"Aashish A. Clerk, Alex Szorkovszky, Andrew C. Doherty, Warwick P. Bowen","submitted_at":"2014-02-26T02:13:10Z","abstract_excerpt":"We propose two schemes to generate entanglement between a pair of mechanical oscillators using parametric amplification. In contrast to existing parametric drive-based protocols, both schemes operate in the steady-state. Using a detuned parametric drive to maintain equilibrium and to couple orthogonal quadratures, our approach can be viewed as a two-mode extension of previous proposals for parametric squeezing. We find that robust steady-state entanglement is possible for matched oscillators with well-controlled coupling. In addition, one of the proposed schemes is robust to differences in the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.6392","kind":"arxiv","version":2},"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":"1402.6392","created_at":"2026-05-18T01:44:27.076061+00:00"},{"alias_kind":"arxiv_version","alias_value":"1402.6392v2","created_at":"2026-05-18T01:44:27.076061+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.6392","created_at":"2026-05-18T01:44:27.076061+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZAGNVRNI7YZ7","created_at":"2026-05-18T12:28:59.999130+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZAGNVRNI7YZ7Z4PV","created_at":"2026-05-18T12:28:59.999130+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZAGNVRNI","created_at":"2026-05-18T12:28:59.999130+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/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6","json":"https://pith.science/pith/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6.json","graph_json":"https://pith.science/api/pith-number/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/graph.json","events_json":"https://pith.science/api/pith-number/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/events.json","paper":"https://pith.science/paper/ZAGNVRNI"},"agent_actions":{"view_html":"https://pith.science/pith/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6","download_json":"https://pith.science/pith/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6.json","view_paper":"https://pith.science/paper/ZAGNVRNI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1402.6392&json=true","fetch_graph":"https://pith.science/api/pith-number/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/graph.json","fetch_events":"https://pith.science/api/pith-number/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/action/storage_attestation","attest_author":"https://pith.science/pith/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/action/author_attestation","sign_citation":"https://pith.science/pith/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/action/citation_signature","submit_replication":"https://pith.science/pith/ZAGNVRNI7YZ7Z4PVQZRIXUZ6D6/action/replication_record"}},"created_at":"2026-05-18T01:44:27.076061+00:00","updated_at":"2026-05-18T01:44:27.076061+00:00"}