{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:YGSH2OQ2HS45IYRBQJTYDN4XUJ","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":"7faa1413b95229d8780baef5c6895d5a54e0d42de09843242f8d86ae10416e19","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-06-03T03:09:45Z","title_canon_sha256":"aa614fad35ae89fe7c1f49f997c60f18ccef75d4b0869019d8b6bce938ea1753"},"schema_version":"1.0","source":{"id":"1906.00543","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.00543","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"arxiv_version","alias_value":"1906.00543v2","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.00543","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"pith_short_12","alias_value":"YGSH2OQ2HS45","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"YGSH2OQ2HS45IYRB","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"YGSH2OQ2","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:2f7e8b7ff364a401d706f7c4204a9b4bd960def4a9f1b0e202553789110d9389","target":"graph","created_at":"2026-05-17T23:44:18Z","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":"Analog/digital hybrid beamforming architectures with large-scale antenna arrays have been widely considered in millimeter wave (mmWave) communication systems because they can address the tradeoff between performance and hardware efficiency compared with traditional fully-digital beamforming. Most of the prior work on hybrid beamforming focused on fullyconnected architecture or partially-connected scheme with fixedsubarrays, in which the analog beamformers are usually realized by infinite-resolution phase shifters (PSs). In this paper, we introduce a novel hybrid beamforming architecture with d","authors_text":"Hongyu Li, Ming Li, Qian Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-06-03T03:09:45Z","title":"Hybrid beamforming with dynamic subarrays and low-resolution PSs for mmWave MU-MISO systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.00543","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:d57cd7cdbbcbf34477eb4e64d7025efb987e83921debc36b55f6553d5171dc5d","target":"record","created_at":"2026-05-17T23:44:18Z","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":"7faa1413b95229d8780baef5c6895d5a54e0d42de09843242f8d86ae10416e19","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2019-06-03T03:09:45Z","title_canon_sha256":"aa614fad35ae89fe7c1f49f997c60f18ccef75d4b0869019d8b6bce938ea1753"},"schema_version":"1.0","source":{"id":"1906.00543","kind":"arxiv","version":2}},"canonical_sha256":"c1a47d3a1a3cb9d46221826781b797a24da51bf8a9c208cca981e0b2c8e88621","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c1a47d3a1a3cb9d46221826781b797a24da51bf8a9c208cca981e0b2c8e88621","first_computed_at":"2026-05-17T23:44:18.280595Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:18.280595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pHYrRP0GkTM6lHfYWreASHTSx0+61LqY5jZ/OUWmSzh+TKsdr9sCFik8+jB1HvW4u/dXFg/XgWPVzov2I1oVCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:18.281164Z","signed_message":"canonical_sha256_bytes"},"source_id":"1906.00543","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d57cd7cdbbcbf34477eb4e64d7025efb987e83921debc36b55f6553d5171dc5d","sha256:2f7e8b7ff364a401d706f7c4204a9b4bd960def4a9f1b0e202553789110d9389"],"state_sha256":"b270da294d791f8ae706f323c17bf6a8c5551aca696f0dc16d476ad8c21346e6"}