{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:B4Y3AYH4QPK5RYZIDWJ5C3IIFI","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":"ede84f34cb9b0d536ba65fbc0061d8692a49678545710830e230182ec9cd970f","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-06-27T20:56:45Z","title_canon_sha256":"8614c8081c55a79abe23a2077c92e4128fa403ff861f16e1dfceefecd0718c66"},"schema_version":"1.0","source":{"id":"1406.7315","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.7315","created_at":"2026-05-18T00:58:41Z"},{"alias_kind":"arxiv_version","alias_value":"1406.7315v1","created_at":"2026-05-18T00:58:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.7315","created_at":"2026-05-18T00:58:41Z"},{"alias_kind":"pith_short_12","alias_value":"B4Y3AYH4QPK5","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"B4Y3AYH4QPK5RYZI","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"B4Y3AYH4","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:98e7ed30b341c7fa2b6e64b9f7793ac90d00aa300bc43f22210a342fe380fcbd","target":"graph","created_at":"2026-05-18T00:58:41Z","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"},"paper":{"abstract_excerpt":"A finite blocklenth analysis of the diversity-multiplexing tradeoff is presented, based on nonasymptotic bounds on the maximum channel coding rate of multiple-antenna block-memoryless Rayleigh-fading channels.The bounds in this paper allow one to numerically assess for which packet size, number of antennas, and degree of channel selectivity, diversity-exploiting schemes are close to optimal, and when instead the available spatial degrees of freedom should be used to provide spatial multiplexing. This finite blocklength view on the diversity-multiplexing tradeoff provides insights on the design","authors_text":"Giuseppe Durisi, Johan \\\"Ostman, Tobias Koch, Wei Yang","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-06-27T20:56:45Z","title":"Diversity versus Multiplexing at Finite Blocklength"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.7315","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":"sha256:53803d27a44bc689ff8d938da336f8b886e6b07aca0fa5d88644e3c9c5dca045","target":"record","created_at":"2026-05-18T00:58:41Z","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":"ede84f34cb9b0d536ba65fbc0061d8692a49678545710830e230182ec9cd970f","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-06-27T20:56:45Z","title_canon_sha256":"8614c8081c55a79abe23a2077c92e4128fa403ff861f16e1dfceefecd0718c66"},"schema_version":"1.0","source":{"id":"1406.7315","kind":"arxiv","version":1}},"canonical_sha256":"0f31b060fc83d5d8e3281d93d16d082a3ffae8771fb5dda110da78f935ff4488","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0f31b060fc83d5d8e3281d93d16d082a3ffae8771fb5dda110da78f935ff4488","first_computed_at":"2026-05-18T00:58:41.304928Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:58:41.304928Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qo+454nWoEqLdOTqEThYT6TZSZmJp0JgUB7pujQpZWH2swUfP/y0OfCNnwjf9x5BDh4GAubowk23MhQq8nVPAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:58:41.305644Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.7315","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:53803d27a44bc689ff8d938da336f8b886e6b07aca0fa5d88644e3c9c5dca045","sha256:98e7ed30b341c7fa2b6e64b9f7793ac90d00aa300bc43f22210a342fe380fcbd"],"state_sha256":"1ceee6c522e68356abb8390a0edbf031c61f46bd814942ba37fc580d02e02b4c"}