{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:6HJXCKQQ4XSBLJ5G4RFNFJSZPP","short_pith_number":"pith:6HJXCKQQ","schema_version":"1.0","canonical_sha256":"f1d3712a10e5e415a7a6e44ad2a6597beac3a74a5d22b457142d439aa76707fe","source":{"kind":"arxiv","id":"2106.15857","version":1},"attestation_state":"computed","paper":{"title":"Broadband quantum memory in a cavity via zero spectral dispersion","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Arina Tashchilina, Barry C. Sanders, E. S. Moiseev, S. A. Moiseev","submitted_at":"2021-06-30T07:34:52Z","abstract_excerpt":"We seek to design experimentally feasible broadband, temporally multiplexed optical quantum memory with near-term applications to telecom bands. Specifically, we devise dispersion compensation for an impedance-matched narrow-band quantum memory by exploiting Raman processes over two three-level atomic subensembles, one for memory and the other for dispersion compensation. Dispersion compensation provides impedance matching over more than a full cavity linewidth. Combined with one second spin-coherence lifetime the memory could be capable of power efficiency exceeding 90% leading to 106 modes f"},"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":"2106.15857","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-06-30T07:34:52Z","cross_cats_sorted":[],"title_canon_sha256":"d5abf1f41924c23cc690c46615ccf227a4b81c1ebd1da473545293d8ff9693a5","abstract_canon_sha256":"1af5ad854c50760d5e1b5c9eaf6a2171cd1404c82a8a6a20ceb0d39dad6700f5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:54:00.965962Z","signature_b64":"revXCo6eodmsCbpP5vjhhzz4P3FLxSJNb+PWWeUwkOrnD93duskICnL4A7lO+3QhHECWHEuESI6iOWIdooyiDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f1d3712a10e5e415a7a6e44ad2a6597beac3a74a5d22b457142d439aa76707fe","last_reissued_at":"2026-07-05T02:54:00.965514Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:54:00.965514Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Broadband quantum memory in a cavity via zero spectral dispersion","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Arina Tashchilina, Barry C. Sanders, E. S. Moiseev, S. A. Moiseev","submitted_at":"2021-06-30T07:34:52Z","abstract_excerpt":"We seek to design experimentally feasible broadband, temporally multiplexed optical quantum memory with near-term applications to telecom bands. Specifically, we devise dispersion compensation for an impedance-matched narrow-band quantum memory by exploiting Raman processes over two three-level atomic subensembles, one for memory and the other for dispersion compensation. Dispersion compensation provides impedance matching over more than a full cavity linewidth. Combined with one second spin-coherence lifetime the memory could be capable of power efficiency exceeding 90% leading to 106 modes f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.15857","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/2106.15857/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":"2106.15857","created_at":"2026-07-05T02:54:00.965568+00:00"},{"alias_kind":"arxiv_version","alias_value":"2106.15857v1","created_at":"2026-07-05T02:54:00.965568+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.15857","created_at":"2026-07-05T02:54:00.965568+00:00"},{"alias_kind":"pith_short_12","alias_value":"6HJXCKQQ4XSB","created_at":"2026-07-05T02:54:00.965568+00:00"},{"alias_kind":"pith_short_16","alias_value":"6HJXCKQQ4XSBLJ5G","created_at":"2026-07-05T02:54:00.965568+00:00"},{"alias_kind":"pith_short_8","alias_value":"6HJXCKQQ","created_at":"2026-07-05T02:54:00.965568+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/6HJXCKQQ4XSBLJ5G4RFNFJSZPP","json":"https://pith.science/pith/6HJXCKQQ4XSBLJ5G4RFNFJSZPP.json","graph_json":"https://pith.science/api/pith-number/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/graph.json","events_json":"https://pith.science/api/pith-number/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/events.json","paper":"https://pith.science/paper/6HJXCKQQ"},"agent_actions":{"view_html":"https://pith.science/pith/6HJXCKQQ4XSBLJ5G4RFNFJSZPP","download_json":"https://pith.science/pith/6HJXCKQQ4XSBLJ5G4RFNFJSZPP.json","view_paper":"https://pith.science/paper/6HJXCKQQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2106.15857&json=true","fetch_graph":"https://pith.science/api/pith-number/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/graph.json","fetch_events":"https://pith.science/api/pith-number/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/action/storage_attestation","attest_author":"https://pith.science/pith/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/action/author_attestation","sign_citation":"https://pith.science/pith/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/action/citation_signature","submit_replication":"https://pith.science/pith/6HJXCKQQ4XSBLJ5G4RFNFJSZPP/action/replication_record"}},"created_at":"2026-07-05T02:54:00.965568+00:00","updated_at":"2026-07-05T02:54:00.965568+00:00"}