{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:M2GE2MGAJUZHJFNTK32BLMVTOU","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"01a88a00ca4e6d22077050f6797237d8ac99ef0aed49fba9a380c89a1d703740","cross_cats_sorted":["eess.SP","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2022-10-30T04:17:16Z","title_canon_sha256":"5989d71edb7a97f81175a37137e0bb4bafc3e7f33efed8dfd07aab1bfb9cbb24"},"schema_version":"1.0","source":{"id":"2210.16741","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2210.16741","created_at":"2026-07-05T05:11:50Z"},{"alias_kind":"arxiv_version","alias_value":"2210.16741v1","created_at":"2026-07-05T05:11:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.16741","created_at":"2026-07-05T05:11:50Z"},{"alias_kind":"pith_short_12","alias_value":"M2GE2MGAJUZH","created_at":"2026-07-05T05:11:50Z"},{"alias_kind":"pith_short_16","alias_value":"M2GE2MGAJUZHJFNT","created_at":"2026-07-05T05:11:50Z"},{"alias_kind":"pith_short_8","alias_value":"M2GE2MGA","created_at":"2026-07-05T05:11:50Z"}],"graph_snapshots":[{"event_id":"sha256:3db0ef4f2763adfe56c92255274de000b81cf7e0cab7a615b41db2063dfd4f6f","target":"graph","created_at":"2026-07-05T05:11:50Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2210.16741/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Semantic communications have shown great potential to boost the end-to-end transmission performance. To further improve the system efficiency, in this paper, we propose a class of novel semantic coded transmission (SCT) schemes over multiple-input multiple-output (MIMO) fading channels. In particular, we propose a high-efficiency SCT system supporting concurrent transmission of multiple streams, which can maximize the multiplexing gain of end-to-end semantic communication system. By jointly considering the entropy distribution on the source semantic features and the wireless MIMO channel state","authors_text":"Jincheng Dai, Kai Niu, Ping Zhang, Shengshi Yao, Sixian Wang","cross_cats":["eess.SP","math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2022-10-30T04:17:16Z","title":"Versatile Semantic Coded Transmission over MIMO Fading Channels"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.16741","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:6bcc1764e3cbc5e0afcb53c4a235ad635f2924fb107617d2f218a6f85cdcba7c","target":"record","created_at":"2026-07-05T05:11:50Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"01a88a00ca4e6d22077050f6797237d8ac99ef0aed49fba9a380c89a1d703740","cross_cats_sorted":["eess.SP","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2022-10-30T04:17:16Z","title_canon_sha256":"5989d71edb7a97f81175a37137e0bb4bafc3e7f33efed8dfd07aab1bfb9cbb24"},"schema_version":"1.0","source":{"id":"2210.16741","kind":"arxiv","version":1}},"canonical_sha256":"668c4d30c04d327495b356f415b2b375177d28a1c6cd19eebce901532b0d49d6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"668c4d30c04d327495b356f415b2b375177d28a1c6cd19eebce901532b0d49d6","first_computed_at":"2026-07-05T05:11:50.141238Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:11:50.141238Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LGu/8HBhk1i8mV+Cp8RzL4YuMgM/zxkihpv+Q/ebu2IAlnyDcYdB+evN06H961g41ni1XD7GkAoRkdgkm9uEAA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:11:50.141660Z","signed_message":"canonical_sha256_bytes"},"source_id":"2210.16741","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6bcc1764e3cbc5e0afcb53c4a235ad635f2924fb107617d2f218a6f85cdcba7c","sha256:3db0ef4f2763adfe56c92255274de000b81cf7e0cab7a615b41db2063dfd4f6f"],"state_sha256":"09b7f4a1753c56d5568ba0b5c1997e62a2ece1d789c8fc21b8bf29dd3e75a034"}