{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:H7WKQ7G4DLPVR2BEBVDAAMFF7C","short_pith_number":"pith:H7WKQ7G4","schema_version":"1.0","canonical_sha256":"3feca87cdc1adf58e8240d460030a5f898675e37e4bca17172c2042703ffe899","source":{"kind":"arxiv","id":"1812.07115","version":2},"attestation_state":"computed","paper":{"title":"A Noncoherent Space-Time Code from Quantum Error Correction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT","quant-ph"],"primary_cat":"eess.SP","authors_text":"Brian La Cour, Corey Ostrove, Granville Ott, Robert Heath Jr, S. Andrew Lanham, Travis C. Cuvelier","submitted_at":"2018-12-18T00:48:32Z","abstract_excerpt":"In this work, we develop a space-time block code for noncoherent communication using techniques from the field of quantum error correction. We decompose the multiple-input multiple-output (MIMO) channel into operators from quantum mechanics, and design a non-coherent space time code using the quantum stabilizer formalism. We derive an optimal decoder, and analyze the former through a quantum mechanical lens. We compare our approach to a comparable coherent approach and a noncoherent differential approach, achieving comparable or better performance."},"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":"1812.07115","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2018-12-18T00:48:32Z","cross_cats_sorted":["cs.IT","math.IT","quant-ph"],"title_canon_sha256":"a8fb7187d5671a7cbf4c741aec7538be6c686d748f489479a00dc618bb2e09e2","abstract_canon_sha256":"2de7f240bff702e57613c96cfa02b27ff9eebafce861d6cf5bff2fcaf34619a0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:07.098250Z","signature_b64":"j52/XxiOSQtocVwiQpsZq32Fgjn5/5hVmnxC/b4srhxmBafASKfsoqLk4RGxmDHTDawj2aesagDanIw60cVWCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3feca87cdc1adf58e8240d460030a5f898675e37e4bca17172c2042703ffe899","last_reissued_at":"2026-05-17T23:55:07.097750Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:07.097750Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Noncoherent Space-Time Code from Quantum Error Correction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT","quant-ph"],"primary_cat":"eess.SP","authors_text":"Brian La Cour, Corey Ostrove, Granville Ott, Robert Heath Jr, S. Andrew Lanham, Travis C. Cuvelier","submitted_at":"2018-12-18T00:48:32Z","abstract_excerpt":"In this work, we develop a space-time block code for noncoherent communication using techniques from the field of quantum error correction. We decompose the multiple-input multiple-output (MIMO) channel into operators from quantum mechanics, and design a non-coherent space time code using the quantum stabilizer formalism. We derive an optimal decoder, and analyze the former through a quantum mechanical lens. We compare our approach to a comparable coherent approach and a noncoherent differential approach, achieving comparable or better performance."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.07115","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":"1812.07115","created_at":"2026-05-17T23:55:07.097833+00:00"},{"alias_kind":"arxiv_version","alias_value":"1812.07115v2","created_at":"2026-05-17T23:55:07.097833+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.07115","created_at":"2026-05-17T23:55:07.097833+00:00"},{"alias_kind":"pith_short_12","alias_value":"H7WKQ7G4DLPV","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_16","alias_value":"H7WKQ7G4DLPVR2BE","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_8","alias_value":"H7WKQ7G4","created_at":"2026-05-18T12:32:28.185984+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/H7WKQ7G4DLPVR2BEBVDAAMFF7C","json":"https://pith.science/pith/H7WKQ7G4DLPVR2BEBVDAAMFF7C.json","graph_json":"https://pith.science/api/pith-number/H7WKQ7G4DLPVR2BEBVDAAMFF7C/graph.json","events_json":"https://pith.science/api/pith-number/H7WKQ7G4DLPVR2BEBVDAAMFF7C/events.json","paper":"https://pith.science/paper/H7WKQ7G4"},"agent_actions":{"view_html":"https://pith.science/pith/H7WKQ7G4DLPVR2BEBVDAAMFF7C","download_json":"https://pith.science/pith/H7WKQ7G4DLPVR2BEBVDAAMFF7C.json","view_paper":"https://pith.science/paper/H7WKQ7G4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1812.07115&json=true","fetch_graph":"https://pith.science/api/pith-number/H7WKQ7G4DLPVR2BEBVDAAMFF7C/graph.json","fetch_events":"https://pith.science/api/pith-number/H7WKQ7G4DLPVR2BEBVDAAMFF7C/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/H7WKQ7G4DLPVR2BEBVDAAMFF7C/action/timestamp_anchor","attest_storage":"https://pith.science/pith/H7WKQ7G4DLPVR2BEBVDAAMFF7C/action/storage_attestation","attest_author":"https://pith.science/pith/H7WKQ7G4DLPVR2BEBVDAAMFF7C/action/author_attestation","sign_citation":"https://pith.science/pith/H7WKQ7G4DLPVR2BEBVDAAMFF7C/action/citation_signature","submit_replication":"https://pith.science/pith/H7WKQ7G4DLPVR2BEBVDAAMFF7C/action/replication_record"}},"created_at":"2026-05-17T23:55:07.097833+00:00","updated_at":"2026-05-17T23:55:07.097833+00:00"}