{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:TXOCZK5FUB2FCRPONETRE6TRQ7","short_pith_number":"pith:TXOCZK5F","schema_version":"1.0","canonical_sha256":"9ddc2caba5a0745145ee6927127a7187d1a7d9e44e0a48f626f17a26d8d2eab0","source":{"kind":"arxiv","id":"1904.06687","version":2},"attestation_state":"computed","paper":{"title":"Multiple Kerker conditions in arbitrary dielectric spheres","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Cristina Sanz Fern\\'andez, Jorge Olmos Trigo, Juan Jos\\'e Saenz","submitted_at":"2019-04-14T12:41:30Z","abstract_excerpt":"High refractive index dielectric particles present unique light scattering properties in the spectral range dominated by electric and magnetic dipolar resonances. These properties are absent in non-resonant low-index particles due to the strong overlap between dipolar and higher order multipolar contributions. Here we propose to induce duality and zero optical backscattering (first Kerker conditions) at multiple size parameter values on arbitrary dielectric spheres by illuminating with a tightly focused dipolar beam. As an illustrative example, we show that duality signatures, including topolo"},"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":"1904.06687","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-04-14T12:41:30Z","cross_cats_sorted":[],"title_canon_sha256":"c00ff02d3f251f11f958ad7b0c0bb44b9abb8a64f21ec6045542ffea1779f05c","abstract_canon_sha256":"a6de1447c89ddcac58b142016b55a90106177ca95cf4444ee97820bcc9e94c99"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:42:41.815643Z","signature_b64":"Dea7DPy3si/ofMh3ENxS6sGG8jlGf16OG5tC7QfzCykVQXPqIbgEiZn5X/IxM4paIlFfrhLduC+khHLdjdl+Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ddc2caba5a0745145ee6927127a7187d1a7d9e44e0a48f626f17a26d8d2eab0","last_reissued_at":"2026-05-17T23:42:41.815023Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:42:41.815023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Multiple Kerker conditions in arbitrary dielectric spheres","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Cristina Sanz Fern\\'andez, Jorge Olmos Trigo, Juan Jos\\'e Saenz","submitted_at":"2019-04-14T12:41:30Z","abstract_excerpt":"High refractive index dielectric particles present unique light scattering properties in the spectral range dominated by electric and magnetic dipolar resonances. These properties are absent in non-resonant low-index particles due to the strong overlap between dipolar and higher order multipolar contributions. Here we propose to induce duality and zero optical backscattering (first Kerker conditions) at multiple size parameter values on arbitrary dielectric spheres by illuminating with a tightly focused dipolar beam. As an illustrative example, we show that duality signatures, including topolo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.06687","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":""},"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":"1904.06687","created_at":"2026-05-17T23:42:41.815131+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.06687v2","created_at":"2026-05-17T23:42:41.815131+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.06687","created_at":"2026-05-17T23:42:41.815131+00:00"},{"alias_kind":"pith_short_12","alias_value":"TXOCZK5FUB2F","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_16","alias_value":"TXOCZK5FUB2FCRPO","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_8","alias_value":"TXOCZK5F","created_at":"2026-05-18T12:33:30.264802+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/TXOCZK5FUB2FCRPONETRE6TRQ7","json":"https://pith.science/pith/TXOCZK5FUB2FCRPONETRE6TRQ7.json","graph_json":"https://pith.science/api/pith-number/TXOCZK5FUB2FCRPONETRE6TRQ7/graph.json","events_json":"https://pith.science/api/pith-number/TXOCZK5FUB2FCRPONETRE6TRQ7/events.json","paper":"https://pith.science/paper/TXOCZK5F"},"agent_actions":{"view_html":"https://pith.science/pith/TXOCZK5FUB2FCRPONETRE6TRQ7","download_json":"https://pith.science/pith/TXOCZK5FUB2FCRPONETRE6TRQ7.json","view_paper":"https://pith.science/paper/TXOCZK5F","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.06687&json=true","fetch_graph":"https://pith.science/api/pith-number/TXOCZK5FUB2FCRPONETRE6TRQ7/graph.json","fetch_events":"https://pith.science/api/pith-number/TXOCZK5FUB2FCRPONETRE6TRQ7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TXOCZK5FUB2FCRPONETRE6TRQ7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TXOCZK5FUB2FCRPONETRE6TRQ7/action/storage_attestation","attest_author":"https://pith.science/pith/TXOCZK5FUB2FCRPONETRE6TRQ7/action/author_attestation","sign_citation":"https://pith.science/pith/TXOCZK5FUB2FCRPONETRE6TRQ7/action/citation_signature","submit_replication":"https://pith.science/pith/TXOCZK5FUB2FCRPONETRE6TRQ7/action/replication_record"}},"created_at":"2026-05-17T23:42:41.815131+00:00","updated_at":"2026-05-17T23:42:41.815131+00:00"}