{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:6UO5Q4GCD5QE7NWQRSZAVOC655","short_pith_number":"pith:6UO5Q4GC","schema_version":"1.0","canonical_sha256":"f51dd870c21f604fb6d08cb20ab85eef52de44a2751dd3bc53a1fd26262b2ec4","source":{"kind":"arxiv","id":"2408.15668","version":3},"attestation_state":"computed","paper":{"title":"Movable Antennas Meet Intelligent Reflecting Surface: When Do We Need Movable Antennas?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.SP","math.IT"],"primary_cat":"cs.IT","authors_text":"Boyu Ning, Qingqing Wu, Weidong Mei, Xin Wei, Zhi Chen","submitted_at":"2024-08-28T09:41:21Z","abstract_excerpt":"Intelligent reflecting surface (IRS) and movable antenna (MA)/fluid antenna (FA) techniques have both received increasing attention in the realm of wireless communications due to their ability to reconfigure and improve wireless channel conditions. In this paper, we investigate the integration of MAs/FAs into an IRS-assisted wireless communication system. In particular, we consider the downlink transmission from a multi-MA base station (BS) to a single-antenna user with the aid of an IRS, aiming to maximize the user's received signal-to-noise ratio (SNR), by jointly optimizing the BS/IRS activ"},"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":"2408.15668","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2024-08-28T09:41:21Z","cross_cats_sorted":["eess.SP","math.IT"],"title_canon_sha256":"6b31ebd919417fcea29e2067d4098af8ed073ce93d72a6c0bee0e836c5d8c5f4","abstract_canon_sha256":"12865ee37572b2448b17fa328bded745b70e87e2206c9ed86dc418ed025c889b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:01:38.720170Z","signature_b64":"rvwxsS9xtaA/OC3feelqziDIhsY/gXDY4/ADUkv9Ve3Ydp5sZkIpm6PXLejenak9bTmVEkCuCV1wDxxE+QCmCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f51dd870c21f604fb6d08cb20ab85eef52de44a2751dd3bc53a1fd26262b2ec4","last_reissued_at":"2026-07-05T09:01:38.719664Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:01:38.719664Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Movable Antennas Meet Intelligent Reflecting Surface: When Do We Need Movable Antennas?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.SP","math.IT"],"primary_cat":"cs.IT","authors_text":"Boyu Ning, Qingqing Wu, Weidong Mei, Xin Wei, Zhi Chen","submitted_at":"2024-08-28T09:41:21Z","abstract_excerpt":"Intelligent reflecting surface (IRS) and movable antenna (MA)/fluid antenna (FA) techniques have both received increasing attention in the realm of wireless communications due to their ability to reconfigure and improve wireless channel conditions. In this paper, we investigate the integration of MAs/FAs into an IRS-assisted wireless communication system. In particular, we consider the downlink transmission from a multi-MA base station (BS) to a single-antenna user with the aid of an IRS, aiming to maximize the user's received signal-to-noise ratio (SNR), by jointly optimizing the BS/IRS activ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.15668","kind":"arxiv","version":3},"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/2408.15668/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":"2408.15668","created_at":"2026-07-05T09:01:38.719724+00:00"},{"alias_kind":"arxiv_version","alias_value":"2408.15668v3","created_at":"2026-07-05T09:01:38.719724+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.15668","created_at":"2026-07-05T09:01:38.719724+00:00"},{"alias_kind":"pith_short_12","alias_value":"6UO5Q4GCD5QE","created_at":"2026-07-05T09:01:38.719724+00:00"},{"alias_kind":"pith_short_16","alias_value":"6UO5Q4GCD5QE7NWQ","created_at":"2026-07-05T09:01:38.719724+00:00"},{"alias_kind":"pith_short_8","alias_value":"6UO5Q4GC","created_at":"2026-07-05T09:01:38.719724+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2505.19012","citing_title":"A Derivative-Free Position Optimization Approach for Movable Antenna Multi-User Communication Systems","ref_index":9,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655","json":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655.json","graph_json":"https://pith.science/api/pith-number/6UO5Q4GCD5QE7NWQRSZAVOC655/graph.json","events_json":"https://pith.science/api/pith-number/6UO5Q4GCD5QE7NWQRSZAVOC655/events.json","paper":"https://pith.science/paper/6UO5Q4GC"},"agent_actions":{"view_html":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655","download_json":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655.json","view_paper":"https://pith.science/paper/6UO5Q4GC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2408.15668&json=true","fetch_graph":"https://pith.science/api/pith-number/6UO5Q4GCD5QE7NWQRSZAVOC655/graph.json","fetch_events":"https://pith.science/api/pith-number/6UO5Q4GCD5QE7NWQRSZAVOC655/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655/action/storage_attestation","attest_author":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655/action/author_attestation","sign_citation":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655/action/citation_signature","submit_replication":"https://pith.science/pith/6UO5Q4GCD5QE7NWQRSZAVOC655/action/replication_record"}},"created_at":"2026-07-05T09:01:38.719724+00:00","updated_at":"2026-07-05T09:01:38.719724+00:00"}