{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:QK6N4Z2GUMKNGGMFNRECEQSJ25","short_pith_number":"pith:QK6N4Z2G","schema_version":"1.0","canonical_sha256":"82bcde6746a314d319856c48224249d747d1dae68f2a9f172a1b7f01732c4d54","source":{"kind":"arxiv","id":"1511.00391","version":1},"attestation_state":"computed","paper":{"title":"Shaping symmetric Airy beam through binary amplitude modulation for ultralong needle focus","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Lei Gong, Pablo Vaveliuk, Rong-De Lu, Yue Chen, Yu-Xuan Ren, Zhao-Xiang Fang","submitted_at":"2015-11-02T06:00:01Z","abstract_excerpt":"Needle-like electromagnetic fields has various advantages for the applications in high-resolution imaging, Raman Spectroscopy, as well as long-distance optical transportation. The realization of such field often requires high numerical aperture (NA) objective lens and the transmission masks. We demonstrate an ultralong needle-like focus in the optical range produced with an ordinary lens. This is achieved by focusing a symmetric Airy beam (SAB) generated via binary spectral modulation with a digital micromirror device(DMD). Such amplitude modulation technique is able to shape traditional Airy "},"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":"1511.00391","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2015-11-02T06:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"1182f161af8512e7c848ed2f0ddda04646cf146c536490b10bce28cf0e14f865","abstract_canon_sha256":"8886f8bd86bc5c3a1c0e91dcda8f8163af9b9d7d369ee084287729435c43fdb4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:22:33.508707Z","signature_b64":"IPq+EEVXvBKKxCcEsoKbvTr7SK6RHrj6PO9hf9sFF1Mqv1XfAUra0XDbpaa0gq1tXtAwGr6O2t9W2Sji0rgCCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82bcde6746a314d319856c48224249d747d1dae68f2a9f172a1b7f01732c4d54","last_reissued_at":"2026-05-18T01:22:33.508207Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:22:33.508207Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Shaping symmetric Airy beam through binary amplitude modulation for ultralong needle focus","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Lei Gong, Pablo Vaveliuk, Rong-De Lu, Yue Chen, Yu-Xuan Ren, Zhao-Xiang Fang","submitted_at":"2015-11-02T06:00:01Z","abstract_excerpt":"Needle-like electromagnetic fields has various advantages for the applications in high-resolution imaging, Raman Spectroscopy, as well as long-distance optical transportation. The realization of such field often requires high numerical aperture (NA) objective lens and the transmission masks. We demonstrate an ultralong needle-like focus in the optical range produced with an ordinary lens. This is achieved by focusing a symmetric Airy beam (SAB) generated via binary spectral modulation with a digital micromirror device(DMD). Such amplitude modulation technique is able to shape traditional Airy "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.00391","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":"1511.00391","created_at":"2026-05-18T01:22:33.508285+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.00391v1","created_at":"2026-05-18T01:22:33.508285+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.00391","created_at":"2026-05-18T01:22:33.508285+00:00"},{"alias_kind":"pith_short_12","alias_value":"QK6N4Z2GUMKN","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_16","alias_value":"QK6N4Z2GUMKNGGMF","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_8","alias_value":"QK6N4Z2G","created_at":"2026-05-18T12:29:37.295048+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/QK6N4Z2GUMKNGGMFNRECEQSJ25","json":"https://pith.science/pith/QK6N4Z2GUMKNGGMFNRECEQSJ25.json","graph_json":"https://pith.science/api/pith-number/QK6N4Z2GUMKNGGMFNRECEQSJ25/graph.json","events_json":"https://pith.science/api/pith-number/QK6N4Z2GUMKNGGMFNRECEQSJ25/events.json","paper":"https://pith.science/paper/QK6N4Z2G"},"agent_actions":{"view_html":"https://pith.science/pith/QK6N4Z2GUMKNGGMFNRECEQSJ25","download_json":"https://pith.science/pith/QK6N4Z2GUMKNGGMFNRECEQSJ25.json","view_paper":"https://pith.science/paper/QK6N4Z2G","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.00391&json=true","fetch_graph":"https://pith.science/api/pith-number/QK6N4Z2GUMKNGGMFNRECEQSJ25/graph.json","fetch_events":"https://pith.science/api/pith-number/QK6N4Z2GUMKNGGMFNRECEQSJ25/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QK6N4Z2GUMKNGGMFNRECEQSJ25/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QK6N4Z2GUMKNGGMFNRECEQSJ25/action/storage_attestation","attest_author":"https://pith.science/pith/QK6N4Z2GUMKNGGMFNRECEQSJ25/action/author_attestation","sign_citation":"https://pith.science/pith/QK6N4Z2GUMKNGGMFNRECEQSJ25/action/citation_signature","submit_replication":"https://pith.science/pith/QK6N4Z2GUMKNGGMFNRECEQSJ25/action/replication_record"}},"created_at":"2026-05-18T01:22:33.508285+00:00","updated_at":"2026-05-18T01:22:33.508285+00:00"}