{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:ETRSHUFR5GV6OAXITJRKHNRGCN","short_pith_number":"pith:ETRSHUFR","schema_version":"1.0","canonical_sha256":"24e323d0b1e9abe702e89a62a3b6261361301d9c27306bad98142717974a9efa","source":{"kind":"arxiv","id":"1111.4607","version":1},"attestation_state":"computed","paper":{"title":"Inversion-free, noiseless Raman echoes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Byoung S. Ham","submitted_at":"2011-11-20T05:11:07Z","abstract_excerpt":"Using double optical Raman rephasing, an inversion-free resonant Raman echo is studied in an inhomogeneously broadened spin ensemble of a solid medium, where the Raman optical field-excited spin coherence has a frozen propagation vector. Unlike photon echoes whose quantum memory application is strictly limited due to \\pi rephasing pulse-induced population inversion causing quantum noises, the optical Raman field-excited spin echo is inherently silent owing to the frozen propagation vector. Thus, the doubly rephased Raman echo can be directly applied for quantum interface in a population invers"},"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":"1111.4607","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-20T05:11:07Z","cross_cats_sorted":[],"title_canon_sha256":"971995c8fff39c9d689cfc2449ddd56d148b5277e589be792ac247eede834ead","abstract_canon_sha256":"e07dc92a4c129d40bf5ca0c3d08b241571d6ca8c22abc183899666949f862327"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:08:03.004056Z","signature_b64":"8LpPXRDjISXK/2IjcLhPhZS2S05J+zjDAvKFIBO/U8sPgwjhHf++yimWWqlH1JMzN6rLZ/DzgRLksljSz16rDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"24e323d0b1e9abe702e89a62a3b6261361301d9c27306bad98142717974a9efa","last_reissued_at":"2026-05-18T04:08:03.003458Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:08:03.003458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Inversion-free, noiseless Raman echoes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Byoung S. Ham","submitted_at":"2011-11-20T05:11:07Z","abstract_excerpt":"Using double optical Raman rephasing, an inversion-free resonant Raman echo is studied in an inhomogeneously broadened spin ensemble of a solid medium, where the Raman optical field-excited spin coherence has a frozen propagation vector. Unlike photon echoes whose quantum memory application is strictly limited due to \\pi rephasing pulse-induced population inversion causing quantum noises, the optical Raman field-excited spin echo is inherently silent owing to the frozen propagation vector. Thus, the doubly rephased Raman echo can be directly applied for quantum interface in a population invers"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.4607","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":"1111.4607","created_at":"2026-05-18T04:08:03.003582+00:00"},{"alias_kind":"arxiv_version","alias_value":"1111.4607v1","created_at":"2026-05-18T04:08:03.003582+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.4607","created_at":"2026-05-18T04:08:03.003582+00:00"},{"alias_kind":"pith_short_12","alias_value":"ETRSHUFR5GV6","created_at":"2026-05-18T12:26:28.662955+00:00"},{"alias_kind":"pith_short_16","alias_value":"ETRSHUFR5GV6OAXI","created_at":"2026-05-18T12:26:28.662955+00:00"},{"alias_kind":"pith_short_8","alias_value":"ETRSHUFR","created_at":"2026-05-18T12:26:28.662955+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/ETRSHUFR5GV6OAXITJRKHNRGCN","json":"https://pith.science/pith/ETRSHUFR5GV6OAXITJRKHNRGCN.json","graph_json":"https://pith.science/api/pith-number/ETRSHUFR5GV6OAXITJRKHNRGCN/graph.json","events_json":"https://pith.science/api/pith-number/ETRSHUFR5GV6OAXITJRKHNRGCN/events.json","paper":"https://pith.science/paper/ETRSHUFR"},"agent_actions":{"view_html":"https://pith.science/pith/ETRSHUFR5GV6OAXITJRKHNRGCN","download_json":"https://pith.science/pith/ETRSHUFR5GV6OAXITJRKHNRGCN.json","view_paper":"https://pith.science/paper/ETRSHUFR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1111.4607&json=true","fetch_graph":"https://pith.science/api/pith-number/ETRSHUFR5GV6OAXITJRKHNRGCN/graph.json","fetch_events":"https://pith.science/api/pith-number/ETRSHUFR5GV6OAXITJRKHNRGCN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ETRSHUFR5GV6OAXITJRKHNRGCN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ETRSHUFR5GV6OAXITJRKHNRGCN/action/storage_attestation","attest_author":"https://pith.science/pith/ETRSHUFR5GV6OAXITJRKHNRGCN/action/author_attestation","sign_citation":"https://pith.science/pith/ETRSHUFR5GV6OAXITJRKHNRGCN/action/citation_signature","submit_replication":"https://pith.science/pith/ETRSHUFR5GV6OAXITJRKHNRGCN/action/replication_record"}},"created_at":"2026-05-18T04:08:03.003582+00:00","updated_at":"2026-05-18T04:08:03.003582+00:00"}