{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:ZJHCL7LVMOFY27LMKEAZRIS6BF","short_pith_number":"pith:ZJHCL7LV","canonical_record":{"source":{"id":"2408.00434","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-08-01T10:13:55Z","cross_cats_sorted":[],"title_canon_sha256":"dd6d2f8f0a47076ed2a64c6e738d79cfa9e05de75dfd8cabd404394c4a738e4f","abstract_canon_sha256":"11fb227bcf8faabed7461bcfd071e6cb00946bc5349e39f1133156844500be90"},"schema_version":"1.0"},"canonical_sha256":"ca4e25fd75638b8d7d6c510198a25e0957e2d57ee83513ff32cb708f0da35177","source":{"kind":"arxiv","id":"2408.00434","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.00434","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"arxiv_version","alias_value":"2408.00434v2","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.00434","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"pith_short_12","alias_value":"ZJHCL7LVMOFY","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"pith_short_16","alias_value":"ZJHCL7LVMOFY27LM","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"pith_short_8","alias_value":"ZJHCL7LV","created_at":"2026-07-05T08:58:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:ZJHCL7LVMOFY27LMKEAZRIS6BF","target":"record","payload":{"canonical_record":{"source":{"id":"2408.00434","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-08-01T10:13:55Z","cross_cats_sorted":[],"title_canon_sha256":"dd6d2f8f0a47076ed2a64c6e738d79cfa9e05de75dfd8cabd404394c4a738e4f","abstract_canon_sha256":"11fb227bcf8faabed7461bcfd071e6cb00946bc5349e39f1133156844500be90"},"schema_version":"1.0"},"canonical_sha256":"ca4e25fd75638b8d7d6c510198a25e0957e2d57ee83513ff32cb708f0da35177","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:58:25.627429Z","signature_b64":"XfcHztQcc8LKigP+mumNqS4oXa6xO+N01l4yZJDRdbpSCluX+HyMr2GHLNhyD1gJ9s95m311V/sUs5DvaMzwDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca4e25fd75638b8d7d6c510198a25e0957e2d57ee83513ff32cb708f0da35177","last_reissued_at":"2026-07-05T08:58:25.626936Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:58:25.626936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.00434","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:58:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3LV51QY8YNQZN3BsUCoqynOSDGDAu3Eb0bt5aEPtbjmgsLtb1agQhLr4NLFTBlkT7sAv0PXmmhWAnF+pN+9UDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T05:29:41.349972Z"},"content_sha256":"b76cbab4b7791d068b65bf6979a9109c44b367a003229cb8202c3b04aa366af6","schema_version":"1.0","event_id":"sha256:b76cbab4b7791d068b65bf6979a9109c44b367a003229cb8202c3b04aa366af6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:ZJHCL7LVMOFY27LMKEAZRIS6BF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Flexible Beam Coverage Optimization for Movable-Antenna Array","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Boyu Ning, Dong Wang, Weidong Mei, Zhi Chen","submitted_at":"2024-08-01T10:13:55Z","abstract_excerpt":"Fluid antennas (FAs) and movable antennas (MAs) have attracted increasing attention in wireless communications recently. As compared to the conventional fixed-position antennas (FPAs), their geometry can be dynamically reconfigured, such that more flexible beamforming can be achieved for signal coverage and/or interference nulling. In this paper, we investigate the use of MAs to achieve uniform coverage for multiple regions with arbitrary number and width in the spatial domain. In particular, we aim to jointly optimize the MAs weights and positions within a linear array to maximize the minimum"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.00434","kind":"arxiv","version":2},"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/2408.00434/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":"2026-07-05T08:58:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n0mieULqMHCncKmqxiXhv75Y2S29pQqf81DyX/VWJ31YjcUl2Of7M7AvhD8htaj+3O/kxCRxnecviFnYOgMlBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T05:29:41.350528Z"},"content_sha256":"f477f0f49fbaa0cfe49d8b5b1d55dcd3bad84e074c4bfc604e2465bb46f17d0b","schema_version":"1.0","event_id":"sha256:f477f0f49fbaa0cfe49d8b5b1d55dcd3bad84e074c4bfc604e2465bb46f17d0b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZJHCL7LVMOFY27LMKEAZRIS6BF/bundle.json","state_url":"https://pith.science/pith/ZJHCL7LVMOFY27LMKEAZRIS6BF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZJHCL7LVMOFY27LMKEAZRIS6BF/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":"2026-08-15T05:29:41Z","links":{"resolver":"https://pith.science/pith/ZJHCL7LVMOFY27LMKEAZRIS6BF","bundle":"https://pith.science/pith/ZJHCL7LVMOFY27LMKEAZRIS6BF/bundle.json","state":"https://pith.science/pith/ZJHCL7LVMOFY27LMKEAZRIS6BF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZJHCL7LVMOFY27LMKEAZRIS6BF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:ZJHCL7LVMOFY27LMKEAZRIS6BF","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":"11fb227bcf8faabed7461bcfd071e6cb00946bc5349e39f1133156844500be90","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-08-01T10:13:55Z","title_canon_sha256":"dd6d2f8f0a47076ed2a64c6e738d79cfa9e05de75dfd8cabd404394c4a738e4f"},"schema_version":"1.0","source":{"id":"2408.00434","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.00434","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"arxiv_version","alias_value":"2408.00434v2","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.00434","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"pith_short_12","alias_value":"ZJHCL7LVMOFY","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"pith_short_16","alias_value":"ZJHCL7LVMOFY27LM","created_at":"2026-07-05T08:58:25Z"},{"alias_kind":"pith_short_8","alias_value":"ZJHCL7LV","created_at":"2026-07-05T08:58:25Z"}],"graph_snapshots":[{"event_id":"sha256:f477f0f49fbaa0cfe49d8b5b1d55dcd3bad84e074c4bfc604e2465bb46f17d0b","target":"graph","created_at":"2026-07-05T08:58:25Z","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/2408.00434/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Fluid antennas (FAs) and movable antennas (MAs) have attracted increasing attention in wireless communications recently. As compared to the conventional fixed-position antennas (FPAs), their geometry can be dynamically reconfigured, such that more flexible beamforming can be achieved for signal coverage and/or interference nulling. In this paper, we investigate the use of MAs to achieve uniform coverage for multiple regions with arbitrary number and width in the spatial domain. In particular, we aim to jointly optimize the MAs weights and positions within a linear array to maximize the minimum","authors_text":"Boyu Ning, Dong Wang, Weidong Mei, Zhi Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-08-01T10:13:55Z","title":"Flexible Beam Coverage Optimization for Movable-Antenna Array"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.00434","kind":"arxiv","version":2},"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:b76cbab4b7791d068b65bf6979a9109c44b367a003229cb8202c3b04aa366af6","target":"record","created_at":"2026-07-05T08:58:25Z","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":"11fb227bcf8faabed7461bcfd071e6cb00946bc5349e39f1133156844500be90","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2024-08-01T10:13:55Z","title_canon_sha256":"dd6d2f8f0a47076ed2a64c6e738d79cfa9e05de75dfd8cabd404394c4a738e4f"},"schema_version":"1.0","source":{"id":"2408.00434","kind":"arxiv","version":2}},"canonical_sha256":"ca4e25fd75638b8d7d6c510198a25e0957e2d57ee83513ff32cb708f0da35177","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca4e25fd75638b8d7d6c510198a25e0957e2d57ee83513ff32cb708f0da35177","first_computed_at":"2026-07-05T08:58:25.626936Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:58:25.626936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XfcHztQcc8LKigP+mumNqS4oXa6xO+N01l4yZJDRdbpSCluX+HyMr2GHLNhyD1gJ9s95m311V/sUs5DvaMzwDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:58:25.627429Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.00434","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b76cbab4b7791d068b65bf6979a9109c44b367a003229cb8202c3b04aa366af6","sha256:f477f0f49fbaa0cfe49d8b5b1d55dcd3bad84e074c4bfc604e2465bb46f17d0b"],"state_sha256":"6ade7b983a50893ceeefa8245f8d086061f0c3dae99e8aa85001319d2ec34553"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JI+B1CJMTNdRLfRRCGPldokpk28FTbEUcaJX2gv9Z3aHu/JvOOimFFQO24kk8AxMz3xebLslxHtVsxCMMB72Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T05:29:41.356723Z","bundle_sha256":"83b50d0cd0463fd37c8b448d9bc81dccccfb6e4b241a7ee900541963ae305250"}}