{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:AHSQFZGAU3LUBRWKNQHGTEK3GT","short_pith_number":"pith:AHSQFZGA","schema_version":"1.0","canonical_sha256":"01e502e4c0a6d740c6ca6c0e69915b34c4ba524430fbc383ea66fda0d1c9b5ce","source":{"kind":"arxiv","id":"0901.2956","version":1},"attestation_state":"computed","paper":{"title":"Synchronous Quantum Memories with Time-symmetric Pulses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"M. D. Reid, P. D. Drummond, Q. Y. He","submitted_at":"2009-01-19T23:45:33Z","abstract_excerpt":"We propose a dynamical approach to quantum memories using a synchronous oscillator-cavity model, in which the coupling is shaped in time to provide the optimum interface to a symmetric input pulse. This overcomes the known difficulties of achieving high quantum input-output fidelity with storage times long compared to the input signal duration. Our generic model is applicable to any linear storage medium ranging from a superconducting device to an atomic medium. We show that with temporal modulation of coupling and/or detuning, it is possible to mode-match to time-symmetric pulses that have id"},"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":"0901.2956","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2009-01-19T23:45:33Z","cross_cats_sorted":[],"title_canon_sha256":"d1e365358a0b819ba033e4fe8d6c5efcf18d9c51bb09c5303a7bdf7db7c6c202","abstract_canon_sha256":"02255e5de475c1fba9797bdfcc54931df06563c84bbfde586d4210e4f08f699c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:52:23.979676Z","signature_b64":"aTZj9Rq3aUWXOtbAm0kHLNhMEJGn1iNOgq9WWGmDnFigcnyRV5hxK4NXIGl0Dt5SbjeorSsqW/QCK93GV9u/BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"01e502e4c0a6d740c6ca6c0e69915b34c4ba524430fbc383ea66fda0d1c9b5ce","last_reissued_at":"2026-05-18T02:52:23.979063Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:52:23.979063Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Synchronous Quantum Memories with Time-symmetric Pulses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"M. D. Reid, P. D. Drummond, Q. Y. He","submitted_at":"2009-01-19T23:45:33Z","abstract_excerpt":"We propose a dynamical approach to quantum memories using a synchronous oscillator-cavity model, in which the coupling is shaped in time to provide the optimum interface to a symmetric input pulse. This overcomes the known difficulties of achieving high quantum input-output fidelity with storage times long compared to the input signal duration. Our generic model is applicable to any linear storage medium ranging from a superconducting device to an atomic medium. We show that with temporal modulation of coupling and/or detuning, it is possible to mode-match to time-symmetric pulses that have id"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0901.2956","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":"0901.2956","created_at":"2026-05-18T02:52:23.979150+00:00"},{"alias_kind":"arxiv_version","alias_value":"0901.2956v1","created_at":"2026-05-18T02:52:23.979150+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0901.2956","created_at":"2026-05-18T02:52:23.979150+00:00"},{"alias_kind":"pith_short_12","alias_value":"AHSQFZGAU3LU","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_16","alias_value":"AHSQFZGAU3LUBRWK","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_8","alias_value":"AHSQFZGA","created_at":"2026-05-18T12:25:58.837520+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/AHSQFZGAU3LUBRWKNQHGTEK3GT","json":"https://pith.science/pith/AHSQFZGAU3LUBRWKNQHGTEK3GT.json","graph_json":"https://pith.science/api/pith-number/AHSQFZGAU3LUBRWKNQHGTEK3GT/graph.json","events_json":"https://pith.science/api/pith-number/AHSQFZGAU3LUBRWKNQHGTEK3GT/events.json","paper":"https://pith.science/paper/AHSQFZGA"},"agent_actions":{"view_html":"https://pith.science/pith/AHSQFZGAU3LUBRWKNQHGTEK3GT","download_json":"https://pith.science/pith/AHSQFZGAU3LUBRWKNQHGTEK3GT.json","view_paper":"https://pith.science/paper/AHSQFZGA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0901.2956&json=true","fetch_graph":"https://pith.science/api/pith-number/AHSQFZGAU3LUBRWKNQHGTEK3GT/graph.json","fetch_events":"https://pith.science/api/pith-number/AHSQFZGAU3LUBRWKNQHGTEK3GT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AHSQFZGAU3LUBRWKNQHGTEK3GT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AHSQFZGAU3LUBRWKNQHGTEK3GT/action/storage_attestation","attest_author":"https://pith.science/pith/AHSQFZGAU3LUBRWKNQHGTEK3GT/action/author_attestation","sign_citation":"https://pith.science/pith/AHSQFZGAU3LUBRWKNQHGTEK3GT/action/citation_signature","submit_replication":"https://pith.science/pith/AHSQFZGAU3LUBRWKNQHGTEK3GT/action/replication_record"}},"created_at":"2026-05-18T02:52:23.979150+00:00","updated_at":"2026-05-18T02:52:23.979150+00:00"}