{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:XWVBFCDVWFYNLO2VJXZPMPE4LO","short_pith_number":"pith:XWVBFCDV","schema_version":"1.0","canonical_sha256":"bdaa128875b170d5bb554df2f63c9c5baf6a395b3df940ba6dcd9da3534085fd","source":{"kind":"arxiv","id":"2507.20477","version":1},"attestation_state":"computed","paper":{"title":"Rethinking Multi-User Communication in Semantic Domain: Enhanced OMDMA by Shuffle-Based Orthogonalization and Diffusion Denoising","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["eess.SP","math.IT"],"primary_cat":"cs.IT","authors_text":"Guangxu Zhu, Kaibin Huang, Maojun Zhang, Xiaoming Chen, Zhaoyang Zhang","submitted_at":"2025-07-28T02:25:01Z","abstract_excerpt":"Inter-user interference remains a critical bottleneck in wireless communication systems, particularly in the emerging paradigm of semantic communication (SemCom). Compared to traditional systems, inter-user interference in SemCom severely degrades key semantic information, often causing worse performance than Gaussian noise under the same power level. To address this challenge, inspired by the recently proposed concept of Orthogonal Model Division Multiple Access (OMDMA) that leverages semantic orthogonality rooted in the personalized joint source and channel (JSCC) models to distinguish users"},"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":"2507.20477","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IT","submitted_at":"2025-07-28T02:25:01Z","cross_cats_sorted":["eess.SP","math.IT"],"title_canon_sha256":"2be06f1e0805f5f207b68774e0eb93f03a686703a5218a345d2aee7139e9451c","abstract_canon_sha256":"5e395f5a3cb0a65585f8249cef53d9759612ad6d8ec008ab962043cadee61dc2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:44:19.945890Z","signature_b64":"xiD7pN+Pr2OQASf8SSPHlnJks+sOS9GbDc/WSigviuxwOMMHcb4B0wbqJejALRu08Ql+OfGKFo1R1IcKlijFDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bdaa128875b170d5bb554df2f63c9c5baf6a395b3df940ba6dcd9da3534085fd","last_reissued_at":"2026-07-05T11:44:19.945419Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:44:19.945419Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Rethinking Multi-User Communication in Semantic Domain: Enhanced OMDMA by Shuffle-Based Orthogonalization and Diffusion Denoising","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["eess.SP","math.IT"],"primary_cat":"cs.IT","authors_text":"Guangxu Zhu, Kaibin Huang, Maojun Zhang, Xiaoming Chen, Zhaoyang Zhang","submitted_at":"2025-07-28T02:25:01Z","abstract_excerpt":"Inter-user interference remains a critical bottleneck in wireless communication systems, particularly in the emerging paradigm of semantic communication (SemCom). Compared to traditional systems, inter-user interference in SemCom severely degrades key semantic information, often causing worse performance than Gaussian noise under the same power level. To address this challenge, inspired by the recently proposed concept of Orthogonal Model Division Multiple Access (OMDMA) that leverages semantic orthogonality rooted in the personalized joint source and channel (JSCC) models to distinguish users"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.20477","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/2507.20477/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":"2507.20477","created_at":"2026-07-05T11:44:19.945476+00:00"},{"alias_kind":"arxiv_version","alias_value":"2507.20477v1","created_at":"2026-07-05T11:44:19.945476+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.20477","created_at":"2026-07-05T11:44:19.945476+00:00"},{"alias_kind":"pith_short_12","alias_value":"XWVBFCDVWFYN","created_at":"2026-07-05T11:44:19.945476+00:00"},{"alias_kind":"pith_short_16","alias_value":"XWVBFCDVWFYNLO2V","created_at":"2026-07-05T11:44:19.945476+00:00"},{"alias_kind":"pith_short_8","alias_value":"XWVBFCDV","created_at":"2026-07-05T11:44:19.945476+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/XWVBFCDVWFYNLO2VJXZPMPE4LO","json":"https://pith.science/pith/XWVBFCDVWFYNLO2VJXZPMPE4LO.json","graph_json":"https://pith.science/api/pith-number/XWVBFCDVWFYNLO2VJXZPMPE4LO/graph.json","events_json":"https://pith.science/api/pith-number/XWVBFCDVWFYNLO2VJXZPMPE4LO/events.json","paper":"https://pith.science/paper/XWVBFCDV"},"agent_actions":{"view_html":"https://pith.science/pith/XWVBFCDVWFYNLO2VJXZPMPE4LO","download_json":"https://pith.science/pith/XWVBFCDVWFYNLO2VJXZPMPE4LO.json","view_paper":"https://pith.science/paper/XWVBFCDV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2507.20477&json=true","fetch_graph":"https://pith.science/api/pith-number/XWVBFCDVWFYNLO2VJXZPMPE4LO/graph.json","fetch_events":"https://pith.science/api/pith-number/XWVBFCDVWFYNLO2VJXZPMPE4LO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XWVBFCDVWFYNLO2VJXZPMPE4LO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XWVBFCDVWFYNLO2VJXZPMPE4LO/action/storage_attestation","attest_author":"https://pith.science/pith/XWVBFCDVWFYNLO2VJXZPMPE4LO/action/author_attestation","sign_citation":"https://pith.science/pith/XWVBFCDVWFYNLO2VJXZPMPE4LO/action/citation_signature","submit_replication":"https://pith.science/pith/XWVBFCDVWFYNLO2VJXZPMPE4LO/action/replication_record"}},"created_at":"2026-07-05T11:44:19.945476+00:00","updated_at":"2026-07-05T11:44:19.945476+00:00"}