{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:6MVJBCW7TGMOPTNLOCETBEMJQ2","short_pith_number":"pith:6MVJBCW7","schema_version":"1.0","canonical_sha256":"f32a908adf9998e7cdab708930918986ba87f18b98c176698efb8996840fef81","source":{"kind":"arxiv","id":"1704.05590","version":1},"attestation_state":"computed","paper":{"title":"Proactive Eavesdropping in Relaying Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Caijun Zhong, Hai Lin, Xiaoming Chen, Xin Jiang, Zhaoyang Zhang","submitted_at":"2017-04-19T02:20:41Z","abstract_excerpt":"This paper investigates the performance of a legitimate surveillance system, where a legitimate monitor aims to eavesdrop on a dubious decode-and-forward relaying communication link. In order to maximize the effective eavesdropping rate, two strategies are proposed, where the legitimate monitor adaptively acts as an eavesdropper, a jammer or a helper. In addition, the corresponding optimal jamming beamformer and jamming power are presented. Numerical results demonstrate that the proposed strategies attain better performance compared with intuitive benchmark schemes. Moreover, it is revealed th"},"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":"1704.05590","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-04-19T02:20:41Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"cde1aef8ee9d488b6abd84bac3a371c620c01d67f3fddefd92a61ad3a44095fb","abstract_canon_sha256":"d232e5b1054520880a58ab28dd3216dde79f029311da2c12ec70fbec5bf17662"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:57.651684Z","signature_b64":"eVQ4rwlAe7N0bpdOGZ5MJgPY5mU4ClsSn8F/SqoE5DAvZ0vyClJNTmOyI1e0ZGJnD7XjTb6N09HswYq6HMa/Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f32a908adf9998e7cdab708930918986ba87f18b98c176698efb8996840fef81","last_reissued_at":"2026-05-18T00:42:57.650922Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:57.650922Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Proactive Eavesdropping in Relaying Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Caijun Zhong, Hai Lin, Xiaoming Chen, Xin Jiang, Zhaoyang Zhang","submitted_at":"2017-04-19T02:20:41Z","abstract_excerpt":"This paper investigates the performance of a legitimate surveillance system, where a legitimate monitor aims to eavesdrop on a dubious decode-and-forward relaying communication link. In order to maximize the effective eavesdropping rate, two strategies are proposed, where the legitimate monitor adaptively acts as an eavesdropper, a jammer or a helper. In addition, the corresponding optimal jamming beamformer and jamming power are presented. Numerical results demonstrate that the proposed strategies attain better performance compared with intuitive benchmark schemes. Moreover, it is revealed th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.05590","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":""},"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":"1704.05590","created_at":"2026-05-18T00:42:57.651015+00:00"},{"alias_kind":"arxiv_version","alias_value":"1704.05590v1","created_at":"2026-05-18T00:42:57.651015+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.05590","created_at":"2026-05-18T00:42:57.651015+00:00"},{"alias_kind":"pith_short_12","alias_value":"6MVJBCW7TGMO","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_16","alias_value":"6MVJBCW7TGMOPTNL","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_8","alias_value":"6MVJBCW7","created_at":"2026-05-18T12:31:03.183658+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/6MVJBCW7TGMOPTNLOCETBEMJQ2","json":"https://pith.science/pith/6MVJBCW7TGMOPTNLOCETBEMJQ2.json","graph_json":"https://pith.science/api/pith-number/6MVJBCW7TGMOPTNLOCETBEMJQ2/graph.json","events_json":"https://pith.science/api/pith-number/6MVJBCW7TGMOPTNLOCETBEMJQ2/events.json","paper":"https://pith.science/paper/6MVJBCW7"},"agent_actions":{"view_html":"https://pith.science/pith/6MVJBCW7TGMOPTNLOCETBEMJQ2","download_json":"https://pith.science/pith/6MVJBCW7TGMOPTNLOCETBEMJQ2.json","view_paper":"https://pith.science/paper/6MVJBCW7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1704.05590&json=true","fetch_graph":"https://pith.science/api/pith-number/6MVJBCW7TGMOPTNLOCETBEMJQ2/graph.json","fetch_events":"https://pith.science/api/pith-number/6MVJBCW7TGMOPTNLOCETBEMJQ2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6MVJBCW7TGMOPTNLOCETBEMJQ2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6MVJBCW7TGMOPTNLOCETBEMJQ2/action/storage_attestation","attest_author":"https://pith.science/pith/6MVJBCW7TGMOPTNLOCETBEMJQ2/action/author_attestation","sign_citation":"https://pith.science/pith/6MVJBCW7TGMOPTNLOCETBEMJQ2/action/citation_signature","submit_replication":"https://pith.science/pith/6MVJBCW7TGMOPTNLOCETBEMJQ2/action/replication_record"}},"created_at":"2026-05-18T00:42:57.651015+00:00","updated_at":"2026-05-18T00:42:57.651015+00:00"}