{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:V5IWRRN4OMY4LHWQRYR3RETMGH","short_pith_number":"pith:V5IWRRN4","schema_version":"1.0","canonical_sha256":"af5168c5bc7331c59ed08e23b8926c31e8bdbc156ff277c5685e37e63725a07e","source":{"kind":"arxiv","id":"1509.03537","version":2},"attestation_state":"computed","paper":{"title":"Multiplexed on-demand storage of polarization qubits in a crystal","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Cyril Laplane, Jean Etesse, Mikael Afzelius, Nicolas Gisin, Nuala Timoney, Pierre Jobez","submitted_at":"2015-09-11T14:51:29Z","abstract_excerpt":"A long-lived and multimode quantum memory is a key component needed for the development of quantum communication. Here we present temporally multiplexed storage of 5 photonic polarization qubits encoded onto weak coherent states in a rare-earth-ion doped crystal. Using spin refocusing techniques we can preserve the qubits for more than half a millisecond. The temporal multiplexing allows us to increase the effective rate of the experiment by a factor of 5, which emphasizes the importance of multimode storage for quantum communication. The fidelity upon retrieval is higher than the maximum clas"},"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":"1509.03537","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-09-11T14:51:29Z","cross_cats_sorted":[],"title_canon_sha256":"3cd30192c3f3418f84dc33b3c673ba480414d49b0ccc344c2f80f3b57d2e290e","abstract_canon_sha256":"689ce757e3bb2b84ecbd381fa6cdd9729384658b787ebeba65e67d90980caa73"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:22:57.542893Z","signature_b64":"Kc/8lHHUerHi2ccmWsVtUoUgEYpKwKJ2x3UqlLalzqpk3KqCv03GO9FCGYlUyOtM+A5aIJxMgrIy7u6sUmvSCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af5168c5bc7331c59ed08e23b8926c31e8bdbc156ff277c5685e37e63725a07e","last_reissued_at":"2026-05-18T01:22:57.542433Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:22:57.542433Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Multiplexed on-demand storage of polarization qubits in a crystal","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Cyril Laplane, Jean Etesse, Mikael Afzelius, Nicolas Gisin, Nuala Timoney, Pierre Jobez","submitted_at":"2015-09-11T14:51:29Z","abstract_excerpt":"A long-lived and multimode quantum memory is a key component needed for the development of quantum communication. Here we present temporally multiplexed storage of 5 photonic polarization qubits encoded onto weak coherent states in a rare-earth-ion doped crystal. Using spin refocusing techniques we can preserve the qubits for more than half a millisecond. The temporal multiplexing allows us to increase the effective rate of the experiment by a factor of 5, which emphasizes the importance of multimode storage for quantum communication. The fidelity upon retrieval is higher than the maximum clas"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.03537","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":"1509.03537","created_at":"2026-05-18T01:22:57.542500+00:00"},{"alias_kind":"arxiv_version","alias_value":"1509.03537v2","created_at":"2026-05-18T01:22:57.542500+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.03537","created_at":"2026-05-18T01:22:57.542500+00:00"},{"alias_kind":"pith_short_12","alias_value":"V5IWRRN4OMY4","created_at":"2026-05-18T12:29:44.643036+00:00"},{"alias_kind":"pith_short_16","alias_value":"V5IWRRN4OMY4LHWQ","created_at":"2026-05-18T12:29:44.643036+00:00"},{"alias_kind":"pith_short_8","alias_value":"V5IWRRN4","created_at":"2026-05-18T12:29:44.643036+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/V5IWRRN4OMY4LHWQRYR3RETMGH","json":"https://pith.science/pith/V5IWRRN4OMY4LHWQRYR3RETMGH.json","graph_json":"https://pith.science/api/pith-number/V5IWRRN4OMY4LHWQRYR3RETMGH/graph.json","events_json":"https://pith.science/api/pith-number/V5IWRRN4OMY4LHWQRYR3RETMGH/events.json","paper":"https://pith.science/paper/V5IWRRN4"},"agent_actions":{"view_html":"https://pith.science/pith/V5IWRRN4OMY4LHWQRYR3RETMGH","download_json":"https://pith.science/pith/V5IWRRN4OMY4LHWQRYR3RETMGH.json","view_paper":"https://pith.science/paper/V5IWRRN4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1509.03537&json=true","fetch_graph":"https://pith.science/api/pith-number/V5IWRRN4OMY4LHWQRYR3RETMGH/graph.json","fetch_events":"https://pith.science/api/pith-number/V5IWRRN4OMY4LHWQRYR3RETMGH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/V5IWRRN4OMY4LHWQRYR3RETMGH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/V5IWRRN4OMY4LHWQRYR3RETMGH/action/storage_attestation","attest_author":"https://pith.science/pith/V5IWRRN4OMY4LHWQRYR3RETMGH/action/author_attestation","sign_citation":"https://pith.science/pith/V5IWRRN4OMY4LHWQRYR3RETMGH/action/citation_signature","submit_replication":"https://pith.science/pith/V5IWRRN4OMY4LHWQRYR3RETMGH/action/replication_record"}},"created_at":"2026-05-18T01:22:57.542500+00:00","updated_at":"2026-05-18T01:22:57.542500+00:00"}