{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:M4GSFCZ6C357ZT324G4HEXKD7J","short_pith_number":"pith:M4GSFCZ6","schema_version":"1.0","canonical_sha256":"670d228b3e16fbfccf7ae1b8725d43fa5fec923765e8741a4e7423cf419a8b89","source":{"kind":"arxiv","id":"1403.7883","version":4},"attestation_state":"computed","paper":{"title":"Multiple-Access Relay Wiretap Channel","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Bin Dai, Zheng Ma","submitted_at":"2014-03-31T06:15:25Z","abstract_excerpt":"In this paper, we investigate the effects of an additional trusted relay node on the secrecy of multiple-access wiretap channel (MAC-WT) by considering the model of multiple-access relay wiretap channel (MARC-WT). More specifically, first, we investigate the discrete memoryless MARC-WT. Three inner bounds (with respect to decode-forward (DF), noise-forward (NF) and compress-forward (CF) strategies) on the secrecy capacity region are provided. Second, we investigate the degraded discrete memoryless MARC-WT, and present an outer bound on the secrecy capacity region of this degraded model. Finall"},"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":"1403.7883","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2014-03-31T06:15:25Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"440f0f7a9e60b5e82b601a033ab896f9536ff5ba6096ad8e6ec04020c23b237a","abstract_canon_sha256":"dad138620838cd3930c908fa109dbcefff44a83abfc91003585e69eb2b24e3e4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:57:52.029440Z","signature_b64":"IvA+ux0116tLVRWrdPrCt7OCH9LOWr8vG/ZP0q4pbY3OHrajGWI70eEpkX4XzPss4zneBxxSUMESRYgRvVzBCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"670d228b3e16fbfccf7ae1b8725d43fa5fec923765e8741a4e7423cf419a8b89","last_reissued_at":"2026-05-18T00:57:52.028936Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:57:52.028936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Multiple-Access Relay Wiretap Channel","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Bin Dai, Zheng Ma","submitted_at":"2014-03-31T06:15:25Z","abstract_excerpt":"In this paper, we investigate the effects of an additional trusted relay node on the secrecy of multiple-access wiretap channel (MAC-WT) by considering the model of multiple-access relay wiretap channel (MARC-WT). More specifically, first, we investigate the discrete memoryless MARC-WT. Three inner bounds (with respect to decode-forward (DF), noise-forward (NF) and compress-forward (CF) strategies) on the secrecy capacity region are provided. Second, we investigate the degraded discrete memoryless MARC-WT, and present an outer bound on the secrecy capacity region of this degraded model. Finall"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.7883","kind":"arxiv","version":4},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1403.7883","created_at":"2026-05-18T00:57:52.029007+00:00"},{"alias_kind":"arxiv_version","alias_value":"1403.7883v4","created_at":"2026-05-18T00:57:52.029007+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.7883","created_at":"2026-05-18T00:57:52.029007+00:00"},{"alias_kind":"pith_short_12","alias_value":"M4GSFCZ6C357","created_at":"2026-05-18T12:28:38.356838+00:00"},{"alias_kind":"pith_short_16","alias_value":"M4GSFCZ6C357ZT32","created_at":"2026-05-18T12:28:38.356838+00:00"},{"alias_kind":"pith_short_8","alias_value":"M4GSFCZ6","created_at":"2026-05-18T12:28:38.356838+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/M4GSFCZ6C357ZT324G4HEXKD7J","json":"https://pith.science/pith/M4GSFCZ6C357ZT324G4HEXKD7J.json","graph_json":"https://pith.science/api/pith-number/M4GSFCZ6C357ZT324G4HEXKD7J/graph.json","events_json":"https://pith.science/api/pith-number/M4GSFCZ6C357ZT324G4HEXKD7J/events.json","paper":"https://pith.science/paper/M4GSFCZ6"},"agent_actions":{"view_html":"https://pith.science/pith/M4GSFCZ6C357ZT324G4HEXKD7J","download_json":"https://pith.science/pith/M4GSFCZ6C357ZT324G4HEXKD7J.json","view_paper":"https://pith.science/paper/M4GSFCZ6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1403.7883&json=true","fetch_graph":"https://pith.science/api/pith-number/M4GSFCZ6C357ZT324G4HEXKD7J/graph.json","fetch_events":"https://pith.science/api/pith-number/M4GSFCZ6C357ZT324G4HEXKD7J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/M4GSFCZ6C357ZT324G4HEXKD7J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/M4GSFCZ6C357ZT324G4HEXKD7J/action/storage_attestation","attest_author":"https://pith.science/pith/M4GSFCZ6C357ZT324G4HEXKD7J/action/author_attestation","sign_citation":"https://pith.science/pith/M4GSFCZ6C357ZT324G4HEXKD7J/action/citation_signature","submit_replication":"https://pith.science/pith/M4GSFCZ6C357ZT324G4HEXKD7J/action/replication_record"}},"created_at":"2026-05-18T00:57:52.029007+00:00","updated_at":"2026-05-18T00:57:52.029007+00:00"}