{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:DQY7TUBY2P52Q4NF3LVIDTKNJ5","short_pith_number":"pith:DQY7TUBY","schema_version":"1.0","canonical_sha256":"1c31f9d038d3fba871a5daea81cd4d4f75aa90f5f73d967a8691471ac0a90884","source":{"kind":"arxiv","id":"1805.07553","version":1},"attestation_state":"computed","paper":{"title":"Improved spot formation for flexible multi-mode fiber endoscope using partial reflector","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Cory Rewcastle, Elaine Chou, Joseph M. Kahn, Ofer Levi, Ruo Yu Gu","submitted_at":"2018-05-19T09:15:47Z","abstract_excerpt":"Multi-mode fiber (MMF) endoscopes are a new type of endoscope that use only a single optical fiber to transmit images, achieving much higher spatial resolution for a given diameter than commercial fiber bundle endoscopes. However, a drawback of MMF endoscopes is that imaging quality degrades substantially as the MMF is perturbed. We propose a method for improving spot formation at the distal end of a perturbed MMF, and thus improving imaging quality, by attaching a partial reflector to the distal end of the MMF. We experimentally find that the perturbation of the light reflected from the parti"},"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":"1805.07553","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-05-19T09:15:47Z","cross_cats_sorted":[],"title_canon_sha256":"89da62cd508322bb92c56fe2f64c1d7d2d39d45a1e764a2e5a4a2df888fc53ad","abstract_canon_sha256":"1a5d69e173ebb4e7fd83c78b013f8075b97b41fb969ed2bfd427bece304083fe"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:33.269765Z","signature_b64":"HLMh51YMjs1vt6kdETNA27o26BaNroNvp7nOe4wSmbG/LUFzIiCesbePnK35cCwW/JHNyHriioO0kitiYIzpBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c31f9d038d3fba871a5daea81cd4d4f75aa90f5f73d967a8691471ac0a90884","last_reissued_at":"2026-05-18T00:15:33.269188Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:33.269188Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Improved spot formation for flexible multi-mode fiber endoscope using partial reflector","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Cory Rewcastle, Elaine Chou, Joseph M. Kahn, Ofer Levi, Ruo Yu Gu","submitted_at":"2018-05-19T09:15:47Z","abstract_excerpt":"Multi-mode fiber (MMF) endoscopes are a new type of endoscope that use only a single optical fiber to transmit images, achieving much higher spatial resolution for a given diameter than commercial fiber bundle endoscopes. However, a drawback of MMF endoscopes is that imaging quality degrades substantially as the MMF is perturbed. We propose a method for improving spot formation at the distal end of a perturbed MMF, and thus improving imaging quality, by attaching a partial reflector to the distal end of the MMF. We experimentally find that the perturbation of the light reflected from the parti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.07553","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":"1805.07553","created_at":"2026-05-18T00:15:33.269273+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.07553v1","created_at":"2026-05-18T00:15:33.269273+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.07553","created_at":"2026-05-18T00:15:33.269273+00:00"},{"alias_kind":"pith_short_12","alias_value":"DQY7TUBY2P52","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_16","alias_value":"DQY7TUBY2P52Q4NF","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_8","alias_value":"DQY7TUBY","created_at":"2026-05-18T12:32:19.392346+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/DQY7TUBY2P52Q4NF3LVIDTKNJ5","json":"https://pith.science/pith/DQY7TUBY2P52Q4NF3LVIDTKNJ5.json","graph_json":"https://pith.science/api/pith-number/DQY7TUBY2P52Q4NF3LVIDTKNJ5/graph.json","events_json":"https://pith.science/api/pith-number/DQY7TUBY2P52Q4NF3LVIDTKNJ5/events.json","paper":"https://pith.science/paper/DQY7TUBY"},"agent_actions":{"view_html":"https://pith.science/pith/DQY7TUBY2P52Q4NF3LVIDTKNJ5","download_json":"https://pith.science/pith/DQY7TUBY2P52Q4NF3LVIDTKNJ5.json","view_paper":"https://pith.science/paper/DQY7TUBY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.07553&json=true","fetch_graph":"https://pith.science/api/pith-number/DQY7TUBY2P52Q4NF3LVIDTKNJ5/graph.json","fetch_events":"https://pith.science/api/pith-number/DQY7TUBY2P52Q4NF3LVIDTKNJ5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DQY7TUBY2P52Q4NF3LVIDTKNJ5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DQY7TUBY2P52Q4NF3LVIDTKNJ5/action/storage_attestation","attest_author":"https://pith.science/pith/DQY7TUBY2P52Q4NF3LVIDTKNJ5/action/author_attestation","sign_citation":"https://pith.science/pith/DQY7TUBY2P52Q4NF3LVIDTKNJ5/action/citation_signature","submit_replication":"https://pith.science/pith/DQY7TUBY2P52Q4NF3LVIDTKNJ5/action/replication_record"}},"created_at":"2026-05-18T00:15:33.269273+00:00","updated_at":"2026-05-18T00:15:33.269273+00:00"}