{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:TEOOIBOHS422D2TGV3FPID7GAX","short_pith_number":"pith:TEOOIBOH","schema_version":"1.0","canonical_sha256":"991ce405c79735a1ea66aecaf40fe605e50acdd0896d9629f06ea7caeb1ea1d2","source":{"kind":"arxiv","id":"1406.2904","version":1},"attestation_state":"computed","paper":{"title":"High-resolution and broadband all-fiber spectrometers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Brandon Redding, Hui Cao, Mansoor Alam, Martin Seifert","submitted_at":"2014-06-11T13:47:51Z","abstract_excerpt":"The development of optical fibers has revolutionized telecommunications by enabling long-distance broad-band transmission with minimal loss. In turn, the ubiquity of high-quality low-cost fibers enabled a number of additional applications, including fiber sensors, fiber lasers, and imaging fiber bundles. Recently, we showed that a mutlimode optical fiber can also function as a spectrometer by measuring the wavelength-dependent speckle pattern formed by interference between the guided modes. Here, we reach a record resolution of 1 pm at wavelength 1500 nm using a 100 meter long multimode fiber,"},"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":"1406.2904","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-06-11T13:47:51Z","cross_cats_sorted":[],"title_canon_sha256":"dfa9e6716a909201dca53d35e10ba9324a34f26eef2795152bd63dfd88ce0b1f","abstract_canon_sha256":"dee67f082d0edc92e31613a09725b877810e4bd79d8494e694725f06c7b09ec1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:43.441461Z","signature_b64":"P/8UTkIROYoC1FuIVQcmtrmY03tQrGkLaZ2qczSkcAZXH/F4OepaNAf9rd4unqaUvygpxJtFT/hDw3VPC+C5Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"991ce405c79735a1ea66aecaf40fe605e50acdd0896d9629f06ea7caeb1ea1d2","last_reissued_at":"2026-05-18T00:47:43.440632Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:43.440632Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"High-resolution and broadband all-fiber spectrometers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Brandon Redding, Hui Cao, Mansoor Alam, Martin Seifert","submitted_at":"2014-06-11T13:47:51Z","abstract_excerpt":"The development of optical fibers has revolutionized telecommunications by enabling long-distance broad-band transmission with minimal loss. In turn, the ubiquity of high-quality low-cost fibers enabled a number of additional applications, including fiber sensors, fiber lasers, and imaging fiber bundles. Recently, we showed that a mutlimode optical fiber can also function as a spectrometer by measuring the wavelength-dependent speckle pattern formed by interference between the guided modes. Here, we reach a record resolution of 1 pm at wavelength 1500 nm using a 100 meter long multimode fiber,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.2904","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":"1406.2904","created_at":"2026-05-18T00:47:43.440779+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.2904v1","created_at":"2026-05-18T00:47:43.440779+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.2904","created_at":"2026-05-18T00:47:43.440779+00:00"},{"alias_kind":"pith_short_12","alias_value":"TEOOIBOHS422","created_at":"2026-05-18T12:28:49.207871+00:00"},{"alias_kind":"pith_short_16","alias_value":"TEOOIBOHS422D2TG","created_at":"2026-05-18T12:28:49.207871+00:00"},{"alias_kind":"pith_short_8","alias_value":"TEOOIBOH","created_at":"2026-05-18T12:28:49.207871+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/TEOOIBOHS422D2TGV3FPID7GAX","json":"https://pith.science/pith/TEOOIBOHS422D2TGV3FPID7GAX.json","graph_json":"https://pith.science/api/pith-number/TEOOIBOHS422D2TGV3FPID7GAX/graph.json","events_json":"https://pith.science/api/pith-number/TEOOIBOHS422D2TGV3FPID7GAX/events.json","paper":"https://pith.science/paper/TEOOIBOH"},"agent_actions":{"view_html":"https://pith.science/pith/TEOOIBOHS422D2TGV3FPID7GAX","download_json":"https://pith.science/pith/TEOOIBOHS422D2TGV3FPID7GAX.json","view_paper":"https://pith.science/paper/TEOOIBOH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.2904&json=true","fetch_graph":"https://pith.science/api/pith-number/TEOOIBOHS422D2TGV3FPID7GAX/graph.json","fetch_events":"https://pith.science/api/pith-number/TEOOIBOHS422D2TGV3FPID7GAX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TEOOIBOHS422D2TGV3FPID7GAX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TEOOIBOHS422D2TGV3FPID7GAX/action/storage_attestation","attest_author":"https://pith.science/pith/TEOOIBOHS422D2TGV3FPID7GAX/action/author_attestation","sign_citation":"https://pith.science/pith/TEOOIBOHS422D2TGV3FPID7GAX/action/citation_signature","submit_replication":"https://pith.science/pith/TEOOIBOHS422D2TGV3FPID7GAX/action/replication_record"}},"created_at":"2026-05-18T00:47:43.440779+00:00","updated_at":"2026-05-18T00:47:43.440779+00:00"}