{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:62ANCKRPWZB5EAPTEFDV23JGLL","short_pith_number":"pith:62ANCKRP","canonical_record":{"source":{"id":"2402.04532","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-02-07T02:42:40Z","cross_cats_sorted":[],"title_canon_sha256":"0fffb36fac6bc69c2b9ce4ca28e0045e4f3487081884769cf27c7e15968e8d46","abstract_canon_sha256":"7cd778ee25693aa70e6062a6c71766aa8c60b5b58a5bba0ea777f89d2b15b2f5"},"schema_version":"1.0"},"canonical_sha256":"f680d12a2fb643d201f321475d6d265ae0f042468d8d10054522079ca05cff0c","source":{"kind":"arxiv","id":"2402.04532","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.04532","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"arxiv_version","alias_value":"2402.04532v1","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.04532","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"pith_short_12","alias_value":"62ANCKRPWZB5","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"pith_short_16","alias_value":"62ANCKRPWZB5EAPT","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"pith_short_8","alias_value":"62ANCKRP","created_at":"2026-07-05T07:42:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:62ANCKRPWZB5EAPTEFDV23JGLL","target":"record","payload":{"canonical_record":{"source":{"id":"2402.04532","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-02-07T02:42:40Z","cross_cats_sorted":[],"title_canon_sha256":"0fffb36fac6bc69c2b9ce4ca28e0045e4f3487081884769cf27c7e15968e8d46","abstract_canon_sha256":"7cd778ee25693aa70e6062a6c71766aa8c60b5b58a5bba0ea777f89d2b15b2f5"},"schema_version":"1.0"},"canonical_sha256":"f680d12a2fb643d201f321475d6d265ae0f042468d8d10054522079ca05cff0c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:42:28.461940Z","signature_b64":"2apnjbmhNG5ID44dpeMSTrmPIxy6Jq2NNM2kLVak2qw3+TcOx7guvpjzq3C9R3y9LFSBIy90rRsLOKNfmKoLBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f680d12a2fb643d201f321475d6d265ae0f042468d8d10054522079ca05cff0c","last_reissued_at":"2026-07-05T07:42:28.461356Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:42:28.461356Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.04532","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":"2026-07-05T07:42:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oYD7HdQSsBV8TiaS1g2aQgX4fhH65AYP6Qs5ZGi3oV4sraW1b/iUjoJ8jp0p2h+AmIR2rignmRQwn/AUwHk1AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T22:02:00.131106Z"},"content_sha256":"b3eb0f9c35cdd15b60fedaeb151cdb75100c2898c8240c1a338d9d7d77bc0d2a","schema_version":"1.0","event_id":"sha256:b3eb0f9c35cdd15b60fedaeb151cdb75100c2898c8240c1a338d9d7d77bc0d2a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:62ANCKRPWZB5EAPTEFDV23JGLL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Joint Beamforming Design for Double Active RIS-assisted Radar-Communication Coexistence Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Boshi Wang, Cunhua Pan, Hong Ren, Kangda Zhi, Mengyu Liu, Ruisong Weng, Yongchao He, Zhiyuan Yu","submitted_at":"2024-02-07T02:42:40Z","abstract_excerpt":"Integrated sensing and communication (ISAC) technology has been considered as one of the key candidate technologies in the next-generation wireless communication systems. However, when radar and communication equipment coexist in the same system, i.e. radar-communication coexistence (RCC), the interference from communication systems to radar can be large and cannot be ignored. Recently, reconfigurable intelligent surface (RIS) has been introduced into RCC systems to reduce the interference. However, the \"multiplicative fading\" effect introduced by passive RIS limits its performance. To tackle "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.04532","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/2402.04532/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:42:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5qvEPOm0dID4RrQzws8PySi6H4/NWxglQtcS+xReaadJW9OXlnxrpOmjAhljgYxZMEmgdXVBMrTJ7ccSWczGAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T22:02:00.131678Z"},"content_sha256":"89c3b3e4b1de2bbe176a3432bf1b18d0c60b88c057e79cd7acc70bf9069e964d","schema_version":"1.0","event_id":"sha256:89c3b3e4b1de2bbe176a3432bf1b18d0c60b88c057e79cd7acc70bf9069e964d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/62ANCKRPWZB5EAPTEFDV23JGLL/bundle.json","state_url":"https://pith.science/pith/62ANCKRPWZB5EAPTEFDV23JGLL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/62ANCKRPWZB5EAPTEFDV23JGLL/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":"2026-08-16T22:02:00Z","links":{"resolver":"https://pith.science/pith/62ANCKRPWZB5EAPTEFDV23JGLL","bundle":"https://pith.science/pith/62ANCKRPWZB5EAPTEFDV23JGLL/bundle.json","state":"https://pith.science/pith/62ANCKRPWZB5EAPTEFDV23JGLL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/62ANCKRPWZB5EAPTEFDV23JGLL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:62ANCKRPWZB5EAPTEFDV23JGLL","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":"7cd778ee25693aa70e6062a6c71766aa8c60b5b58a5bba0ea777f89d2b15b2f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-02-07T02:42:40Z","title_canon_sha256":"0fffb36fac6bc69c2b9ce4ca28e0045e4f3487081884769cf27c7e15968e8d46"},"schema_version":"1.0","source":{"id":"2402.04532","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.04532","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"arxiv_version","alias_value":"2402.04532v1","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.04532","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"pith_short_12","alias_value":"62ANCKRPWZB5","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"pith_short_16","alias_value":"62ANCKRPWZB5EAPT","created_at":"2026-07-05T07:42:28Z"},{"alias_kind":"pith_short_8","alias_value":"62ANCKRP","created_at":"2026-07-05T07:42:28Z"}],"graph_snapshots":[{"event_id":"sha256:89c3b3e4b1de2bbe176a3432bf1b18d0c60b88c057e79cd7acc70bf9069e964d","target":"graph","created_at":"2026-07-05T07:42:28Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2402.04532/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Integrated sensing and communication (ISAC) technology has been considered as one of the key candidate technologies in the next-generation wireless communication systems. However, when radar and communication equipment coexist in the same system, i.e. radar-communication coexistence (RCC), the interference from communication systems to radar can be large and cannot be ignored. Recently, reconfigurable intelligent surface (RIS) has been introduced into RCC systems to reduce the interference. However, the \"multiplicative fading\" effect introduced by passive RIS limits its performance. To tackle ","authors_text":"Boshi Wang, Cunhua Pan, Hong Ren, Kangda Zhi, Mengyu Liu, Ruisong Weng, Yongchao He, Zhiyuan Yu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-02-07T02:42:40Z","title":"Joint Beamforming Design for Double Active RIS-assisted Radar-Communication Coexistence Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.04532","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:b3eb0f9c35cdd15b60fedaeb151cdb75100c2898c8240c1a338d9d7d77bc0d2a","target":"record","created_at":"2026-07-05T07:42:28Z","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":"7cd778ee25693aa70e6062a6c71766aa8c60b5b58a5bba0ea777f89d2b15b2f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-02-07T02:42:40Z","title_canon_sha256":"0fffb36fac6bc69c2b9ce4ca28e0045e4f3487081884769cf27c7e15968e8d46"},"schema_version":"1.0","source":{"id":"2402.04532","kind":"arxiv","version":1}},"canonical_sha256":"f680d12a2fb643d201f321475d6d265ae0f042468d8d10054522079ca05cff0c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f680d12a2fb643d201f321475d6d265ae0f042468d8d10054522079ca05cff0c","first_computed_at":"2026-07-05T07:42:28.461356Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:42:28.461356Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2apnjbmhNG5ID44dpeMSTrmPIxy6Jq2NNM2kLVak2qw3+TcOx7guvpjzq3C9R3y9LFSBIy90rRsLOKNfmKoLBA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:42:28.461940Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.04532","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b3eb0f9c35cdd15b60fedaeb151cdb75100c2898c8240c1a338d9d7d77bc0d2a","sha256:89c3b3e4b1de2bbe176a3432bf1b18d0c60b88c057e79cd7acc70bf9069e964d"],"state_sha256":"78d3c8f35dee609e846a8b1355cd03d51d5c9e8aee66e1952a804537285440ed"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5nZobxSlkGo2sUT4Q5hmAcLXzn43COebMc7kr0KX7ji4EUKCynZrr+bBdd0KJE07fpUgQQ5MxqqlpnyuUcdmDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T22:02:00.136614Z","bundle_sha256":"42aa5f564b8b4005804dd67ae1b7ad165395b464034ab9e95ef05bc5395e3072"}}