{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:KDQ2BOSM4MBRGHUYPNIQKSXXPI","short_pith_number":"pith:KDQ2BOSM","schema_version":"1.0","canonical_sha256":"50e1a0ba4ce303131e987b51054af77a0ab3b6c852088098ea380e65dbd9c555","source":{"kind":"arxiv","id":"1705.04540","version":2},"attestation_state":"computed","paper":{"title":"Single freeform surface design for prescribed input wavefront and target irradiance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Christoph B\\\"osel, Herbert Gross","submitted_at":"2017-05-12T12:34:00Z","abstract_excerpt":"In beam shaping applications, the minimization of the number of necessary optical elements for the beam shaping process can benefit the compactness of the optical system and reduce its cost. The single freeform surface design for input wavefronts, which are neither planar nor spherical, is therefore of interest. In this work, the design of single freeform surfaces for a given zero-\\'etendue source and complex target irradiances is investigated. Hence, not only collimated input beams or point sources are assumed. Instead, a predefined input ray direction vector field and irradiance distribution"},"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":"1705.04540","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-05-12T12:34:00Z","cross_cats_sorted":[],"title_canon_sha256":"402a41c36312137fa2911ea16c767ced791c821b9589a48ed65a0c71121f005d","abstract_canon_sha256":"c255c6fd9960723d5e9c1f700580cde6498a3ab76404e399181299fe2f3cd379"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:38:20.652895Z","signature_b64":"8H1bMEZK4ff98pkEyc+dUDwwsgNPMph8FKqQdAKKW6OqyJjhDOjlY4WLTRiK7LDWrFKgwA3xmWwzTs7URuAQAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"50e1a0ba4ce303131e987b51054af77a0ab3b6c852088098ea380e65dbd9c555","last_reissued_at":"2026-05-18T00:38:20.652131Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:38:20.652131Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Single freeform surface design for prescribed input wavefront and target irradiance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Christoph B\\\"osel, Herbert Gross","submitted_at":"2017-05-12T12:34:00Z","abstract_excerpt":"In beam shaping applications, the minimization of the number of necessary optical elements for the beam shaping process can benefit the compactness of the optical system and reduce its cost. The single freeform surface design for input wavefronts, which are neither planar nor spherical, is therefore of interest. In this work, the design of single freeform surfaces for a given zero-\\'etendue source and complex target irradiances is investigated. Hence, not only collimated input beams or point sources are assumed. Instead, a predefined input ray direction vector field and irradiance distribution"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.04540","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":"1705.04540","created_at":"2026-05-18T00:38:20.652256+00:00"},{"alias_kind":"arxiv_version","alias_value":"1705.04540v2","created_at":"2026-05-18T00:38:20.652256+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.04540","created_at":"2026-05-18T00:38:20.652256+00:00"},{"alias_kind":"pith_short_12","alias_value":"KDQ2BOSM4MBR","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_16","alias_value":"KDQ2BOSM4MBRGHUY","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_8","alias_value":"KDQ2BOSM","created_at":"2026-05-18T12:31:24.725408+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/KDQ2BOSM4MBRGHUYPNIQKSXXPI","json":"https://pith.science/pith/KDQ2BOSM4MBRGHUYPNIQKSXXPI.json","graph_json":"https://pith.science/api/pith-number/KDQ2BOSM4MBRGHUYPNIQKSXXPI/graph.json","events_json":"https://pith.science/api/pith-number/KDQ2BOSM4MBRGHUYPNIQKSXXPI/events.json","paper":"https://pith.science/paper/KDQ2BOSM"},"agent_actions":{"view_html":"https://pith.science/pith/KDQ2BOSM4MBRGHUYPNIQKSXXPI","download_json":"https://pith.science/pith/KDQ2BOSM4MBRGHUYPNIQKSXXPI.json","view_paper":"https://pith.science/paper/KDQ2BOSM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1705.04540&json=true","fetch_graph":"https://pith.science/api/pith-number/KDQ2BOSM4MBRGHUYPNIQKSXXPI/graph.json","fetch_events":"https://pith.science/api/pith-number/KDQ2BOSM4MBRGHUYPNIQKSXXPI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KDQ2BOSM4MBRGHUYPNIQKSXXPI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KDQ2BOSM4MBRGHUYPNIQKSXXPI/action/storage_attestation","attest_author":"https://pith.science/pith/KDQ2BOSM4MBRGHUYPNIQKSXXPI/action/author_attestation","sign_citation":"https://pith.science/pith/KDQ2BOSM4MBRGHUYPNIQKSXXPI/action/citation_signature","submit_replication":"https://pith.science/pith/KDQ2BOSM4MBRGHUYPNIQKSXXPI/action/replication_record"}},"created_at":"2026-05-18T00:38:20.652256+00:00","updated_at":"2026-05-18T00:38:20.652256+00:00"}