{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:MDWXCBXS45YAW32JSGGQ6GYNFQ","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":"79205a423eaa2466a17b59713bcad702506f987eea813a9a5555515e02362a1c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-01-31T17:20:22Z","title_canon_sha256":"8558b38b6080a5de569a5c63085c536b63a35629b0d3aa969ada1eb6faade167"},"schema_version":"1.0","source":{"id":"2401.18011","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.18011","created_at":"2026-07-05T09:00:57Z"},{"alias_kind":"arxiv_version","alias_value":"2401.18011v2","created_at":"2026-07-05T09:00:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.18011","created_at":"2026-07-05T09:00:57Z"},{"alias_kind":"pith_short_12","alias_value":"MDWXCBXS45YA","created_at":"2026-07-05T09:00:57Z"},{"alias_kind":"pith_short_16","alias_value":"MDWXCBXS45YAW32J","created_at":"2026-07-05T09:00:57Z"},{"alias_kind":"pith_short_8","alias_value":"MDWXCBXS","created_at":"2026-07-05T09:00:57Z"}],"graph_snapshots":[{"event_id":"sha256:0f838ac3fb975c40b5f7e1d487ff74810716518d1a573c64b9c3a92379de6eaf","target":"graph","created_at":"2026-07-05T09:00:57Z","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/2401.18011/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper undertakes a holistic investigation of two fundamental trade-offs in monostatic OFDM integrated sensing and communication (ISAC) systems-namely, the time-frequency trade-off and the spatial trade-off, originating from the choice of modulation order for random data and the design of beamforming strategies, respectively. To counteract the elevated side-lobe levels induced by varying-amplitude data in high-order QAM signaling, we propose a novel linear minimum mean-squared-error (LMMSE) estimator, capable of maintaining robust sensing performance across a wide range of SNRs. Moreover, ","authors_text":"Andrea Giorgetti, Carina Marcus, Henk Wymeersch, Jesus O. Lacruz, Joerg Widmer, Mohammad Mahdi Mojahedian, Musa Furkan Keskin, Olof Eriksson","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-01-31T17:20:22Z","title":"Fundamental Trade-Offs in Monostatic ISAC: A Holistic Investigation Towards 6G"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.18011","kind":"arxiv","version":2},"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":"sha256:0297756cd67c20204acef4d423c3bf55a202c309c375df8bb8731fc3b1f135bf","target":"record","created_at":"2026-07-05T09:00:57Z","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":"79205a423eaa2466a17b59713bcad702506f987eea813a9a5555515e02362a1c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-01-31T17:20:22Z","title_canon_sha256":"8558b38b6080a5de569a5c63085c536b63a35629b0d3aa969ada1eb6faade167"},"schema_version":"1.0","source":{"id":"2401.18011","kind":"arxiv","version":2}},"canonical_sha256":"60ed7106f2e7700b6f49918d0f1b0d2c13782af2a5cc98271cfe8d336edbf548","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"60ed7106f2e7700b6f49918d0f1b0d2c13782af2a5cc98271cfe8d336edbf548","first_computed_at":"2026-07-05T09:00:57.380216Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:00:57.380216Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YKAzKCXmCcFDX43ZPLV1QciHHCWp75FWGb9jeJL/snwxUr/neRG59Fcc7xdREsTpQoDu4wswxvr3+Kl0t+kqDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:00:57.380728Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.18011","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0297756cd67c20204acef4d423c3bf55a202c309c375df8bb8731fc3b1f135bf","sha256:0f838ac3fb975c40b5f7e1d487ff74810716518d1a573c64b9c3a92379de6eaf"],"state_sha256":"854ef87484fddaece0448d8c6563049fb0185050a8b4ed8cbbf1c0cbe33555db"}