{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:US3MLGJZ63XRH3B2E6LAOPJZYL","short_pith_number":"pith:US3MLGJZ","schema_version":"1.0","canonical_sha256":"a4b6c59939f6ef13ec3a2796073d39c2c9019fc3ca6bf2d5382a851a25feb213","source":{"kind":"arxiv","id":"2304.09569","version":1},"attestation_state":"computed","paper":{"title":"Genetically Synthesized Supergain Broadband Wire-Bundle Antenna","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Andrey Machnev, Dmytro Vovchuk, Gilad Uziel, Pavel Ginzburg, Vjaceslavs Bobrovs","submitted_at":"2023-04-19T11:11:46Z","abstract_excerpt":"High-gain antennas are essential hardware devices, powering numerous daily applications, including distant point-to-point communications, safety radars, and many others. While a common approach to elevate gain is to enlarge an antenna aperture, highly resonant subwavelength structures can potentially grant high gain performances. The Chu-Harrington limit is a standard criterion to assess electrically small structures and those surpassing it are called superdirective. Supergain is obtained in a case when internal losses are mitigated, and an antenna is matched to radiation, though typically in "},"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":"2304.09569","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2023-04-19T11:11:46Z","cross_cats_sorted":[],"title_canon_sha256":"bb519a86a51e208a7d3db8911f22160500c5d62e438f7ed912052d48c05c3ea2","abstract_canon_sha256":"578244dcb2355b8758b2bbee356086f91df391e94f0cabb05ed26c069433ab13"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:02:39.968062Z","signature_b64":"pR0laXrmOMIJF9qW5EqTCTxlOcyh8dwSLJNs5+cWtspYKusuRAR2q4Ra0w9jm2UTlqfAmaguRToJ35RqW8lqAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a4b6c59939f6ef13ec3a2796073d39c2c9019fc3ca6bf2d5382a851a25feb213","last_reissued_at":"2026-07-05T06:02:39.967724Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:02:39.967724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Genetically Synthesized Supergain Broadband Wire-Bundle Antenna","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Andrey Machnev, Dmytro Vovchuk, Gilad Uziel, Pavel Ginzburg, Vjaceslavs Bobrovs","submitted_at":"2023-04-19T11:11:46Z","abstract_excerpt":"High-gain antennas are essential hardware devices, powering numerous daily applications, including distant point-to-point communications, safety radars, and many others. While a common approach to elevate gain is to enlarge an antenna aperture, highly resonant subwavelength structures can potentially grant high gain performances. The Chu-Harrington limit is a standard criterion to assess electrically small structures and those surpassing it are called superdirective. Supergain is obtained in a case when internal losses are mitigated, and an antenna is matched to radiation, though typically in "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.09569","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/2304.09569/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2304.09569","created_at":"2026-07-05T06:02:39.967780+00:00"},{"alias_kind":"arxiv_version","alias_value":"2304.09569v1","created_at":"2026-07-05T06:02:39.967780+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.09569","created_at":"2026-07-05T06:02:39.967780+00:00"},{"alias_kind":"pith_short_12","alias_value":"US3MLGJZ63XR","created_at":"2026-07-05T06:02:39.967780+00:00"},{"alias_kind":"pith_short_16","alias_value":"US3MLGJZ63XRH3B2","created_at":"2026-07-05T06:02:39.967780+00:00"},{"alias_kind":"pith_short_8","alias_value":"US3MLGJZ","created_at":"2026-07-05T06:02:39.967780+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/US3MLGJZ63XRH3B2E6LAOPJZYL","json":"https://pith.science/pith/US3MLGJZ63XRH3B2E6LAOPJZYL.json","graph_json":"https://pith.science/api/pith-number/US3MLGJZ63XRH3B2E6LAOPJZYL/graph.json","events_json":"https://pith.science/api/pith-number/US3MLGJZ63XRH3B2E6LAOPJZYL/events.json","paper":"https://pith.science/paper/US3MLGJZ"},"agent_actions":{"view_html":"https://pith.science/pith/US3MLGJZ63XRH3B2E6LAOPJZYL","download_json":"https://pith.science/pith/US3MLGJZ63XRH3B2E6LAOPJZYL.json","view_paper":"https://pith.science/paper/US3MLGJZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2304.09569&json=true","fetch_graph":"https://pith.science/api/pith-number/US3MLGJZ63XRH3B2E6LAOPJZYL/graph.json","fetch_events":"https://pith.science/api/pith-number/US3MLGJZ63XRH3B2E6LAOPJZYL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/US3MLGJZ63XRH3B2E6LAOPJZYL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/US3MLGJZ63XRH3B2E6LAOPJZYL/action/storage_attestation","attest_author":"https://pith.science/pith/US3MLGJZ63XRH3B2E6LAOPJZYL/action/author_attestation","sign_citation":"https://pith.science/pith/US3MLGJZ63XRH3B2E6LAOPJZYL/action/citation_signature","submit_replication":"https://pith.science/pith/US3MLGJZ63XRH3B2E6LAOPJZYL/action/replication_record"}},"created_at":"2026-07-05T06:02:39.967780+00:00","updated_at":"2026-07-05T06:02:39.967780+00:00"}