{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:2ROQA2L6O2EPVAUD2DFKYRLPVX","short_pith_number":"pith:2ROQA2L6","schema_version":"1.0","canonical_sha256":"d45d00697e7688fa8283d0caac456fadf7a54c955bf95c9f07c91199abc7fa11","source":{"kind":"arxiv","id":"2509.10666","version":1},"attestation_state":"computed","paper":{"title":"Uplink and Downlink Communications in Segmented Waveguide-Enabled Pinching-Antenna Systems (SWANs)","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Chongjun Ouyang, Hao Jiang, Yuanwei Liu, Zhaolin Wang, Zhiguo Ding","submitted_at":"2025-09-12T19:45:29Z","abstract_excerpt":"A segmented waveguide-enabled pinching-antenna system (SWAN) is proposed, in which a segmented waveguide composed of multiple short dielectric waveguide segments is employed to radiate or receive signals through the pinching antennas (PAs) deployed on each segment. Based on this architecture, three practical operating protocols are proposed: segment selection (SS), segment aggregation (SA), and segment multiplexing (SM). For uplink SWAN communications, where one PA is activated per segment, the segmented structure eliminates the inter-antenna radiation effect, i.e., signals captured by one PA "},"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":"2509.10666","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2025-09-12T19:45:29Z","cross_cats_sorted":[],"title_canon_sha256":"dd8f9c8cd3346ba577aa7ef52254cec0e0e77991d632b358a3070142ffb8af56","abstract_canon_sha256":"b4f1ef4f02eea00b687d7c67e98c0e8648df8013bac2dc6cfe2f02f2822b215c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:11:25.589743Z","signature_b64":"upcoNfUQzwOSCrQyFOuc/dCvTpWdz3XPM3spa/Eq2qsxKf/tDA+qK+bLFXzItPOffanjIu9Kq5Wb/O+E8lSWAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d45d00697e7688fa8283d0caac456fadf7a54c955bf95c9f07c91199abc7fa11","last_reissued_at":"2026-07-05T12:11:25.589170Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:11:25.589170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Uplink and Downlink Communications in Segmented Waveguide-Enabled Pinching-Antenna Systems (SWANs)","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Chongjun Ouyang, Hao Jiang, Yuanwei Liu, Zhaolin Wang, Zhiguo Ding","submitted_at":"2025-09-12T19:45:29Z","abstract_excerpt":"A segmented waveguide-enabled pinching-antenna system (SWAN) is proposed, in which a segmented waveguide composed of multiple short dielectric waveguide segments is employed to radiate or receive signals through the pinching antennas (PAs) deployed on each segment. Based on this architecture, three practical operating protocols are proposed: segment selection (SS), segment aggregation (SA), and segment multiplexing (SM). For uplink SWAN communications, where one PA is activated per segment, the segmented structure eliminates the inter-antenna radiation effect, i.e., signals captured by one PA "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.10666","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/2509.10666/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":"2509.10666","created_at":"2026-07-05T12:11:25.589229+00:00"},{"alias_kind":"arxiv_version","alias_value":"2509.10666v1","created_at":"2026-07-05T12:11:25.589229+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.10666","created_at":"2026-07-05T12:11:25.589229+00:00"},{"alias_kind":"pith_short_12","alias_value":"2ROQA2L6O2EP","created_at":"2026-07-05T12:11:25.589229+00:00"},{"alias_kind":"pith_short_16","alias_value":"2ROQA2L6O2EPVAUD","created_at":"2026-07-05T12:11:25.589229+00:00"},{"alias_kind":"pith_short_8","alias_value":"2ROQA2L6","created_at":"2026-07-05T12:11:25.589229+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.10372","citing_title":"LLM-enabled Antenna Partitioning and Beamforming Optimization for Segmented Pinching","ref_index":9,"is_internal_anchor":false},{"citing_arxiv_id":"2604.10256","citing_title":"Graph-Enhanced LLM for SWAN-ISAC","ref_index":9,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX","json":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX.json","graph_json":"https://pith.science/api/pith-number/2ROQA2L6O2EPVAUD2DFKYRLPVX/graph.json","events_json":"https://pith.science/api/pith-number/2ROQA2L6O2EPVAUD2DFKYRLPVX/events.json","paper":"https://pith.science/paper/2ROQA2L6"},"agent_actions":{"view_html":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX","download_json":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX.json","view_paper":"https://pith.science/paper/2ROQA2L6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2509.10666&json=true","fetch_graph":"https://pith.science/api/pith-number/2ROQA2L6O2EPVAUD2DFKYRLPVX/graph.json","fetch_events":"https://pith.science/api/pith-number/2ROQA2L6O2EPVAUD2DFKYRLPVX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX/action/storage_attestation","attest_author":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX/action/author_attestation","sign_citation":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX/action/citation_signature","submit_replication":"https://pith.science/pith/2ROQA2L6O2EPVAUD2DFKYRLPVX/action/replication_record"}},"created_at":"2026-07-05T12:11:25.589229+00:00","updated_at":"2026-07-05T12:11:25.589229+00:00"}