{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:4OZCPHPJ5Q3PAWKVBENDN3FU7V","short_pith_number":"pith:4OZCPHPJ","schema_version":"1.0","canonical_sha256":"e3b2279de9ec36f05955091a36ecb4fd4860fcab10a3c7fd09369d835f4d86cd","source":{"kind":"arxiv","id":"1903.06384","version":1},"attestation_state":"computed","paper":{"title":"Dual-Component Plasma Lens Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam Rogers, XinZhong Er","submitted_at":"2019-03-15T06:39:53Z","abstract_excerpt":"In contrast to the converging, achromatic behaviour of axisymmetric gravitational lenses, diverging frequency-dependent lensing occurs from refraction due to a distribution of over-dense axisymmetric plasma along an observer's line of sight. Such plasma lenses are particularly interesting from the point of view of astronomical observations because they can both magnify and dim the appearance of background sources as a function of frequency. Plasma lensing is believed to be involved in a number of separate phenomena involving the scintillation of radio pulsars, extreme scattering events of back"},"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":"1903.06384","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-15T06:39:53Z","cross_cats_sorted":[],"title_canon_sha256":"12217fb5ee3a9dfb878a110352490aba9eb3f96e4cac55c0afa7c57f978aad80","abstract_canon_sha256":"8e205dfc172f29967165d66f0e86f8c6d4697c50d0bebe4b9f2ecfd1799000fd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:07.836843Z","signature_b64":"1YWt/gxGCW/WklSw+GKaHRSli88sTAAPsqk/1WrAfgwT4bJaxSUSRX7C1gWt/NNQvL1H7M8M/4bYMFHRftZjDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e3b2279de9ec36f05955091a36ecb4fd4860fcab10a3c7fd09369d835f4d86cd","last_reissued_at":"2026-05-17T23:50:07.836185Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:07.836185Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dual-Component Plasma Lens Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam Rogers, XinZhong Er","submitted_at":"2019-03-15T06:39:53Z","abstract_excerpt":"In contrast to the converging, achromatic behaviour of axisymmetric gravitational lenses, diverging frequency-dependent lensing occurs from refraction due to a distribution of over-dense axisymmetric plasma along an observer's line of sight. Such plasma lenses are particularly interesting from the point of view of astronomical observations because they can both magnify and dim the appearance of background sources as a function of frequency. Plasma lensing is believed to be involved in a number of separate phenomena involving the scintillation of radio pulsars, extreme scattering events of back"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.06384","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1903.06384","created_at":"2026-05-17T23:50:07.836337+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.06384v1","created_at":"2026-05-17T23:50:07.836337+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.06384","created_at":"2026-05-17T23:50:07.836337+00:00"},{"alias_kind":"pith_short_12","alias_value":"4OZCPHPJ5Q3P","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_16","alias_value":"4OZCPHPJ5Q3PAWKV","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_8","alias_value":"4OZCPHPJ","created_at":"2026-05-18T12:33:10.108867+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/4OZCPHPJ5Q3PAWKVBENDN3FU7V","json":"https://pith.science/pith/4OZCPHPJ5Q3PAWKVBENDN3FU7V.json","graph_json":"https://pith.science/api/pith-number/4OZCPHPJ5Q3PAWKVBENDN3FU7V/graph.json","events_json":"https://pith.science/api/pith-number/4OZCPHPJ5Q3PAWKVBENDN3FU7V/events.json","paper":"https://pith.science/paper/4OZCPHPJ"},"agent_actions":{"view_html":"https://pith.science/pith/4OZCPHPJ5Q3PAWKVBENDN3FU7V","download_json":"https://pith.science/pith/4OZCPHPJ5Q3PAWKVBENDN3FU7V.json","view_paper":"https://pith.science/paper/4OZCPHPJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.06384&json=true","fetch_graph":"https://pith.science/api/pith-number/4OZCPHPJ5Q3PAWKVBENDN3FU7V/graph.json","fetch_events":"https://pith.science/api/pith-number/4OZCPHPJ5Q3PAWKVBENDN3FU7V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4OZCPHPJ5Q3PAWKVBENDN3FU7V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4OZCPHPJ5Q3PAWKVBENDN3FU7V/action/storage_attestation","attest_author":"https://pith.science/pith/4OZCPHPJ5Q3PAWKVBENDN3FU7V/action/author_attestation","sign_citation":"https://pith.science/pith/4OZCPHPJ5Q3PAWKVBENDN3FU7V/action/citation_signature","submit_replication":"https://pith.science/pith/4OZCPHPJ5Q3PAWKVBENDN3FU7V/action/replication_record"}},"created_at":"2026-05-17T23:50:07.836337+00:00","updated_at":"2026-05-17T23:50:07.836337+00:00"}