{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:WVLZ6GIQUVL4IDKQTMUMLONADJ","short_pith_number":"pith:WVLZ6GIQ","schema_version":"1.0","canonical_sha256":"b5579f1910a557c40d509b28c5b9a01a4dd776d1b09a42f2b50c53d926f6d74c","source":{"kind":"arxiv","id":"0911.5359","version":2},"attestation_state":"computed","paper":{"title":"An agile laser with ultra-low frequency noise and high sweep linearity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"physics.optics","authors_text":"Andre Clairon, Fabien Kefelian, Giorgio Santarelli, Haifeng Jiang, Pierre Lemonde","submitted_at":"2009-11-28T19:34:54Z","abstract_excerpt":"We report on a fiber-stabilized agile laser with ultra-low frequency noise. The frequency noise power spectral density is comparable to that of an ultra-stable cavity stabilized laser at Fourier frequencies higher than 30 Hz. When it is chirped at a constant rate of ~ 40 MHz/s, the max non-linearity frequency error is about 50 Hz peak-to-peak over more than 600 MHz tuning range. The Rayleigh backscattering is found to be a significant frequency noise source dependent on fiber length, chirping rate and the power imbalance of the interferometer arms. We analyze this effect both theoretically and"},"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":"0911.5359","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2009-11-28T19:34:54Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"2b0273d802a6ffada697e780c7e0941dad73a3da769b878d0c848029d7065f1e","abstract_canon_sha256":"35df323b3b7d04e16f31752ab112f7edbb6f5b3fa3adfb1a4938e48949484748"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:13:45.944281Z","signature_b64":"fJJTY7Tg1cYfA3X6NcfDfskfj7yImnvxxijaQCVrmHsIMUGPzk/eo0+Akz6ekR6YhEQGFlEHbQAWIBevosJiCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b5579f1910a557c40d509b28c5b9a01a4dd776d1b09a42f2b50c53d926f6d74c","last_reissued_at":"2026-05-18T04:13:45.943771Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:13:45.943771Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An agile laser with ultra-low frequency noise and high sweep linearity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"physics.optics","authors_text":"Andre Clairon, Fabien Kefelian, Giorgio Santarelli, Haifeng Jiang, Pierre Lemonde","submitted_at":"2009-11-28T19:34:54Z","abstract_excerpt":"We report on a fiber-stabilized agile laser with ultra-low frequency noise. The frequency noise power spectral density is comparable to that of an ultra-stable cavity stabilized laser at Fourier frequencies higher than 30 Hz. When it is chirped at a constant rate of ~ 40 MHz/s, the max non-linearity frequency error is about 50 Hz peak-to-peak over more than 600 MHz tuning range. The Rayleigh backscattering is found to be a significant frequency noise source dependent on fiber length, chirping rate and the power imbalance of the interferometer arms. We analyze this effect both theoretically and"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.5359","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":"0911.5359","created_at":"2026-05-18T04:13:45.943852+00:00"},{"alias_kind":"arxiv_version","alias_value":"0911.5359v2","created_at":"2026-05-18T04:13:45.943852+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.5359","created_at":"2026-05-18T04:13:45.943852+00:00"},{"alias_kind":"pith_short_12","alias_value":"WVLZ6GIQUVL4","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_16","alias_value":"WVLZ6GIQUVL4IDKQ","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_8","alias_value":"WVLZ6GIQ","created_at":"2026-05-18T12:26:02.257875+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/WVLZ6GIQUVL4IDKQTMUMLONADJ","json":"https://pith.science/pith/WVLZ6GIQUVL4IDKQTMUMLONADJ.json","graph_json":"https://pith.science/api/pith-number/WVLZ6GIQUVL4IDKQTMUMLONADJ/graph.json","events_json":"https://pith.science/api/pith-number/WVLZ6GIQUVL4IDKQTMUMLONADJ/events.json","paper":"https://pith.science/paper/WVLZ6GIQ"},"agent_actions":{"view_html":"https://pith.science/pith/WVLZ6GIQUVL4IDKQTMUMLONADJ","download_json":"https://pith.science/pith/WVLZ6GIQUVL4IDKQTMUMLONADJ.json","view_paper":"https://pith.science/paper/WVLZ6GIQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0911.5359&json=true","fetch_graph":"https://pith.science/api/pith-number/WVLZ6GIQUVL4IDKQTMUMLONADJ/graph.json","fetch_events":"https://pith.science/api/pith-number/WVLZ6GIQUVL4IDKQTMUMLONADJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WVLZ6GIQUVL4IDKQTMUMLONADJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WVLZ6GIQUVL4IDKQTMUMLONADJ/action/storage_attestation","attest_author":"https://pith.science/pith/WVLZ6GIQUVL4IDKQTMUMLONADJ/action/author_attestation","sign_citation":"https://pith.science/pith/WVLZ6GIQUVL4IDKQTMUMLONADJ/action/citation_signature","submit_replication":"https://pith.science/pith/WVLZ6GIQUVL4IDKQTMUMLONADJ/action/replication_record"}},"created_at":"2026-05-18T04:13:45.943852+00:00","updated_at":"2026-05-18T04:13:45.943852+00:00"}