{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:2SW4EYAFPUXL3PEYK3Z66NO3NR","short_pith_number":"pith:2SW4EYAF","schema_version":"1.0","canonical_sha256":"d4adc260057d2ebdbc9856f3ef35db6c683a01e8a5e753ecf2c5a27f075526a1","source":{"kind":"arxiv","id":"2608.12870","version":1},"attestation_state":"computed","paper":{"title":"Antenna Positioning and Beamforming Optimization in MA Enabled Secure ISAC Systems: A Gradient-Based Meta Learning Approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Wen Chen, Xiao Tang, Ying Wang, Yujie Zhao, Zhendong Li, Zhiqing Wei, Zhou Su","submitted_at":"2026-08-13T06:35:11Z","abstract_excerpt":"Integrated sensing and communications (ISAC) significantly improves spectral efficiency but introduces security risks regarding the interception of embedded communication signals. This paper proposes an movable antenna (MA)-enabled secure ISAC system that utilizes the spatial degrees of freedom of MA to mitigate these risks. Then, a problem is formulated to maximize the system secrecy rate by jointly optimizing antenna positioning, transmit beamforming, and artificial noise. However, the principal challenge arises from the non-convexity of the optimization problem and the strong coupling of th"},"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":"2608.12870","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-08-13T06:35:11Z","cross_cats_sorted":[],"title_canon_sha256":"c222aedc4e3cc2f102a479c25a61bbf0262fc13b46e25adb041097790ad4082f","abstract_canon_sha256":"d6834519a1886ff4a822e565f71eb9b5fedf523578bec135c2ec61ebcf40a822"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-14T00:49:27.829867Z","signature_b64":"yaFrP6aXjEgArwv+ooSp5wwrVnob1nXGDYOOS86ijhmSX0Sv8Z5nnzYF9JLFs0zStdMRXLPJ++ZHDoTHtRFCDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d4adc260057d2ebdbc9856f3ef35db6c683a01e8a5e753ecf2c5a27f075526a1","last_reissued_at":"2026-08-14T00:49:27.818388Z","signature_status":"signed_v1","first_computed_at":"2026-08-14T00:49:27.818388Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Antenna Positioning and Beamforming Optimization in MA Enabled Secure ISAC Systems: A Gradient-Based Meta Learning Approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Wen Chen, Xiao Tang, Ying Wang, Yujie Zhao, Zhendong Li, Zhiqing Wei, Zhou Su","submitted_at":"2026-08-13T06:35:11Z","abstract_excerpt":"Integrated sensing and communications (ISAC) significantly improves spectral efficiency but introduces security risks regarding the interception of embedded communication signals. This paper proposes an movable antenna (MA)-enabled secure ISAC system that utilizes the spatial degrees of freedom of MA to mitigate these risks. Then, a problem is formulated to maximize the system secrecy rate by jointly optimizing antenna positioning, transmit beamforming, and artificial noise. However, the principal challenge arises from the non-convexity of the optimization problem and the strong coupling of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.12870","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2608.12870/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2608.12870","created_at":"2026-08-14T00:49:27.827655+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.12870v1","created_at":"2026-08-14T00:49:27.827655+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.12870","created_at":"2026-08-14T00:49:27.827655+00:00"},{"alias_kind":"pith_short_12","alias_value":"2SW4EYAFPUXL","created_at":"2026-08-14T00:49:27.827655+00:00"},{"alias_kind":"pith_short_16","alias_value":"2SW4EYAFPUXL3PEY","created_at":"2026-08-14T00:49:27.827655+00:00"},{"alias_kind":"pith_short_8","alias_value":"2SW4EYAF","created_at":"2026-08-14T00:49:27.827655+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/2SW4EYAFPUXL3PEYK3Z66NO3NR","json":"https://pith.science/pith/2SW4EYAFPUXL3PEYK3Z66NO3NR.json","graph_json":"https://pith.science/api/pith-number/2SW4EYAFPUXL3PEYK3Z66NO3NR/graph.json","events_json":"https://pith.science/api/pith-number/2SW4EYAFPUXL3PEYK3Z66NO3NR/events.json","paper":"https://pith.science/paper/2SW4EYAF"},"agent_actions":{"view_html":"https://pith.science/pith/2SW4EYAFPUXL3PEYK3Z66NO3NR","download_json":"https://pith.science/pith/2SW4EYAFPUXL3PEYK3Z66NO3NR.json","view_paper":"https://pith.science/paper/2SW4EYAF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.12870&json=true","fetch_graph":"https://pith.science/api/pith-number/2SW4EYAFPUXL3PEYK3Z66NO3NR/graph.json","fetch_events":"https://pith.science/api/pith-number/2SW4EYAFPUXL3PEYK3Z66NO3NR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2SW4EYAFPUXL3PEYK3Z66NO3NR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2SW4EYAFPUXL3PEYK3Z66NO3NR/action/storage_attestation","attest_author":"https://pith.science/pith/2SW4EYAFPUXL3PEYK3Z66NO3NR/action/author_attestation","sign_citation":"https://pith.science/pith/2SW4EYAFPUXL3PEYK3Z66NO3NR/action/citation_signature","submit_replication":"https://pith.science/pith/2SW4EYAFPUXL3PEYK3Z66NO3NR/action/replication_record"}},"created_at":"2026-08-14T00:49:27.827655+00:00","updated_at":"2026-08-14T00:49:27.827655+00:00"}