{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:QU6JLS2JCCJEN55ALOABA4JC2Y","short_pith_number":"pith:QU6JLS2J","schema_version":"1.0","canonical_sha256":"853c95cb49109246f7a05b80107122d61366477af1c9bbf4c5f9e3273e6047cd","source":{"kind":"arxiv","id":"2504.16577","version":1},"attestation_state":"computed","paper":{"title":"Uplink Sum Rate Maximization for Pinching Antenna-Assisted Multiuser MISO","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"eess.SP","authors_text":"Chongjun Ouyang, Hao Xu, Hongwen Yang, Jiarui Zhang, Qiuyun Zou","submitted_at":"2025-04-23T09:59:45Z","abstract_excerpt":"This article investigates the application of pinching-antenna systems (PASS) in multiuser multiple-input single-output (MISO) communications. Two sum-rate maximization problems are formulated under minimum mean square error (MMSE) decoding, with and without successive interference cancellation (SIC). To address the joint optimization of pinching antenna locations and user transmit powers, a fractional programming-based approach is proposed. Numerical results validate the effectiveness of the proposed method and show that PASS can significantly enhance uplink sum-rate performance compared to co"},"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":"2504.16577","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2025-04-23T09:59:45Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"f5bb1c8a6af9806919ba7e806599c0138f9dc69209dc2818ccf45ab6bafce244","abstract_canon_sha256":"02b7c27e3308229dca6f9ee09e3ab68cc423363f6f5e2cc2d122cdc4da6adccf"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:53:01.782917Z","signature_b64":"P9T7TL7I+ZxxMiR6wcEDjygxidAgUG1yHYJwVvVqzc5cqlJ9JMU3jwuCV56KZBsxq68vcdznls87R1yYfzpgCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"853c95cb49109246f7a05b80107122d61366477af1c9bbf4c5f9e3273e6047cd","last_reissued_at":"2026-07-05T10:53:01.782397Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:53:01.782397Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Uplink Sum Rate Maximization for Pinching Antenna-Assisted Multiuser MISO","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"eess.SP","authors_text":"Chongjun Ouyang, Hao Xu, Hongwen Yang, Jiarui Zhang, Qiuyun Zou","submitted_at":"2025-04-23T09:59:45Z","abstract_excerpt":"This article investigates the application of pinching-antenna systems (PASS) in multiuser multiple-input single-output (MISO) communications. Two sum-rate maximization problems are formulated under minimum mean square error (MMSE) decoding, with and without successive interference cancellation (SIC). To address the joint optimization of pinching antenna locations and user transmit powers, a fractional programming-based approach is proposed. Numerical results validate the effectiveness of the proposed method and show that PASS can significantly enhance uplink sum-rate performance compared to co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.16577","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/2504.16577/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":"2504.16577","created_at":"2026-07-05T10:53:01.782470+00:00"},{"alias_kind":"arxiv_version","alias_value":"2504.16577v1","created_at":"2026-07-05T10:53:01.782470+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.16577","created_at":"2026-07-05T10:53:01.782470+00:00"},{"alias_kind":"pith_short_12","alias_value":"QU6JLS2JCCJE","created_at":"2026-07-05T10:53:01.782470+00:00"},{"alias_kind":"pith_short_16","alias_value":"QU6JLS2JCCJEN55A","created_at":"2026-07-05T10:53:01.782470+00:00"},{"alias_kind":"pith_short_8","alias_value":"QU6JLS2J","created_at":"2026-07-05T10:53:01.782470+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.12139","citing_title":"Reconfigurable Antennas for Next-generation Mobile Communication Networks: A Comprehensive Survey and Tutorial","ref_index":199,"is_internal_anchor":false},{"citing_arxiv_id":"2605.29627","citing_title":"Rate Maximization for Multi-Waveguide PASS: A Hierarchical User Scheduling and Joint Optimization Framework","ref_index":26,"is_internal_anchor":false},{"citing_arxiv_id":"2510.25192","citing_title":"Spectral and Energy Efficiency Tradeoff for Pinching-Antenna Systems","ref_index":24,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y","json":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y.json","graph_json":"https://pith.science/api/pith-number/QU6JLS2JCCJEN55ALOABA4JC2Y/graph.json","events_json":"https://pith.science/api/pith-number/QU6JLS2JCCJEN55ALOABA4JC2Y/events.json","paper":"https://pith.science/paper/QU6JLS2J"},"agent_actions":{"view_html":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y","download_json":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y.json","view_paper":"https://pith.science/paper/QU6JLS2J","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2504.16577&json=true","fetch_graph":"https://pith.science/api/pith-number/QU6JLS2JCCJEN55ALOABA4JC2Y/graph.json","fetch_events":"https://pith.science/api/pith-number/QU6JLS2JCCJEN55ALOABA4JC2Y/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y/action/storage_attestation","attest_author":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y/action/author_attestation","sign_citation":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y/action/citation_signature","submit_replication":"https://pith.science/pith/QU6JLS2JCCJEN55ALOABA4JC2Y/action/replication_record"}},"created_at":"2026-07-05T10:53:01.782470+00:00","updated_at":"2026-07-05T10:53:01.782470+00:00"}