{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:BO2UYEL3YHSCFI32O6RVVSFOHY","short_pith_number":"pith:BO2UYEL3","canonical_record":{"source":{"id":"1903.10787","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-03-26T10:52:38Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"b7674a440b2250352470a144749d576ef48942ee2789c144cd6e10dc384e6b92","abstract_canon_sha256":"b5dba418c98efab39f86ffc065799eaeed02b39b4fb77209f4a6bde89d7c6f1d"},"schema_version":"1.0"},"canonical_sha256":"0bb54c117bc1e422a37a77a35ac8ae3e3746f1edc3759a2194ea149ac8f1823b","source":{"kind":"arxiv","id":"1903.10787","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.10787","created_at":"2026-05-17T23:48:04Z"},{"alias_kind":"arxiv_version","alias_value":"1903.10787v1","created_at":"2026-05-17T23:48:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.10787","created_at":"2026-05-17T23:48:04Z"},{"alias_kind":"pith_short_12","alias_value":"BO2UYEL3YHSC","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"BO2UYEL3YHSCFI32","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"BO2UYEL3","created_at":"2026-05-18T12:33:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:BO2UYEL3YHSCFI32O6RVVSFOHY","target":"record","payload":{"canonical_record":{"source":{"id":"1903.10787","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-03-26T10:52:38Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"b7674a440b2250352470a144749d576ef48942ee2789c144cd6e10dc384e6b92","abstract_canon_sha256":"b5dba418c98efab39f86ffc065799eaeed02b39b4fb77209f4a6bde89d7c6f1d"},"schema_version":"1.0"},"canonical_sha256":"0bb54c117bc1e422a37a77a35ac8ae3e3746f1edc3759a2194ea149ac8f1823b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:04.443621Z","signature_b64":"jVGNGd4xCustBj1RbkFx896FYpTaq2GGRS2yI6zM/GkJ6y8lkspclJRh/P7oa2nH33C6nPXHcqFJEkFsD0eyAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0bb54c117bc1e422a37a77a35ac8ae3e3746f1edc3759a2194ea149ac8f1823b","last_reissued_at":"2026-05-17T23:48:04.443188Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:04.443188Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.10787","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:48:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hgbXu2K9tONpI7GdqqbwWgdmbTNlHFrdfoxRrV1UQe7DUxxF3HNtwT/8Qkby8suQbq8OEpEfEeLmn5w04on4BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T05:04:05.065892Z"},"content_sha256":"2353139b1d0cb65005890ac65e01326f67c6242fb58952d49e3cf7d9e4030b2b","schema_version":"1.0","event_id":"sha256:2353139b1d0cb65005890ac65e01326f67c6242fb58952d49e3cf7d9e4030b2b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:BO2UYEL3YHSCFI32O6RVVSFOHY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Robust beamforming and jamming for enhancing the physical layer security of full duplex radios","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Die Wang, Lajos Hanzo, Shaoshi Yang, Zhengmin Kong","submitted_at":"2019-03-26T10:52:38Z","abstract_excerpt":"In this paper, we investigate the physical layer security of a full-duplex base station (BS) aided system in the worst case, where an uplink transmitter (UT) and a downlink receiver (DR) are both equipped with a single antenna, while a powerful eavesdropper is equipped with multiple antennas. For securing the confidentiality of signals transmitted from the BS and UT, an artificial noise (AN) aided secrecy beamforming scheme is proposed, which is robust to the realistic imperfect state information of both the eavesdropping channel and the residual self-interference channel. Our objective functi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.10787","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:48:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c+wFj+2ftQCynsVzNFLBF24dslvBzqv0D94SlvdwrXIh8xxh6mp301IYOXzAXyefTOxuKTldMcDbsYyI2TfQBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T05:04:05.066610Z"},"content_sha256":"99d083012d6ecea9f0b812ededdbbca9b5d42064a6c12842ee01f629ed2fd973","schema_version":"1.0","event_id":"sha256:99d083012d6ecea9f0b812ededdbbca9b5d42064a6c12842ee01f629ed2fd973"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BO2UYEL3YHSCFI32O6RVVSFOHY/bundle.json","state_url":"https://pith.science/pith/BO2UYEL3YHSCFI32O6RVVSFOHY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BO2UYEL3YHSCFI32O6RVVSFOHY/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-25T05:04:05Z","links":{"resolver":"https://pith.science/pith/BO2UYEL3YHSCFI32O6RVVSFOHY","bundle":"https://pith.science/pith/BO2UYEL3YHSCFI32O6RVVSFOHY/bundle.json","state":"https://pith.science/pith/BO2UYEL3YHSCFI32O6RVVSFOHY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BO2UYEL3YHSCFI32O6RVVSFOHY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:BO2UYEL3YHSCFI32O6RVVSFOHY","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b5dba418c98efab39f86ffc065799eaeed02b39b4fb77209f4a6bde89d7c6f1d","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-03-26T10:52:38Z","title_canon_sha256":"b7674a440b2250352470a144749d576ef48942ee2789c144cd6e10dc384e6b92"},"schema_version":"1.0","source":{"id":"1903.10787","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.10787","created_at":"2026-05-17T23:48:04Z"},{"alias_kind":"arxiv_version","alias_value":"1903.10787v1","created_at":"2026-05-17T23:48:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.10787","created_at":"2026-05-17T23:48:04Z"},{"alias_kind":"pith_short_12","alias_value":"BO2UYEL3YHSC","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"BO2UYEL3YHSCFI32","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"BO2UYEL3","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:99d083012d6ecea9f0b812ededdbbca9b5d42064a6c12842ee01f629ed2fd973","target":"graph","created_at":"2026-05-17T23:48:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"In this paper, we investigate the physical layer security of a full-duplex base station (BS) aided system in the worst case, where an uplink transmitter (UT) and a downlink receiver (DR) are both equipped with a single antenna, while a powerful eavesdropper is equipped with multiple antennas. For securing the confidentiality of signals transmitted from the BS and UT, an artificial noise (AN) aided secrecy beamforming scheme is proposed, which is robust to the realistic imperfect state information of both the eavesdropping channel and the residual self-interference channel. Our objective functi","authors_text":"Die Wang, Lajos Hanzo, Shaoshi Yang, Zhengmin Kong","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-03-26T10:52:38Z","title":"Robust beamforming and jamming for enhancing the physical layer security of full duplex radios"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.10787","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:2353139b1d0cb65005890ac65e01326f67c6242fb58952d49e3cf7d9e4030b2b","target":"record","created_at":"2026-05-17T23:48:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b5dba418c98efab39f86ffc065799eaeed02b39b4fb77209f4a6bde89d7c6f1d","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2019-03-26T10:52:38Z","title_canon_sha256":"b7674a440b2250352470a144749d576ef48942ee2789c144cd6e10dc384e6b92"},"schema_version":"1.0","source":{"id":"1903.10787","kind":"arxiv","version":1}},"canonical_sha256":"0bb54c117bc1e422a37a77a35ac8ae3e3746f1edc3759a2194ea149ac8f1823b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0bb54c117bc1e422a37a77a35ac8ae3e3746f1edc3759a2194ea149ac8f1823b","first_computed_at":"2026-05-17T23:48:04.443188Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:48:04.443188Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jVGNGd4xCustBj1RbkFx896FYpTaq2GGRS2yI6zM/GkJ6y8lkspclJRh/P7oa2nH33C6nPXHcqFJEkFsD0eyAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:48:04.443621Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.10787","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2353139b1d0cb65005890ac65e01326f67c6242fb58952d49e3cf7d9e4030b2b","sha256:99d083012d6ecea9f0b812ededdbbca9b5d42064a6c12842ee01f629ed2fd973"],"state_sha256":"df69b083c4462987ce54d120cc96798694309349183cd7d766df0f1d608057ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yuXtFQtlKGs9ESxNiG/prkOvzWJ5DotBrP+5KUOBwbPMcO+GyEt9sFeSn4HF+QihSdBq9BWJbZHz0/sjPQJbBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T05:04:05.070685Z","bundle_sha256":"fec5550d5ea8433c3747d0529606f421f483dc9486441bd6b4e7642831e34371"}}