{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:VRRJP5NSBMX5K23L7ADHSCQPGI","short_pith_number":"pith:VRRJP5NS","schema_version":"1.0","canonical_sha256":"ac6297f5b20b2fd56b6bf806790a0f3224bb847514120fe8dba6d394ee439f82","source":{"kind":"arxiv","id":"1811.09041","version":1},"attestation_state":"computed","paper":{"title":"Compression of Femtosecond Pulses in a wide Wavelength Range Using a Large Mode Area Tapered Fiber","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"A. A. Sysolyatin, D. A. Korobko, G. Kumar, M. Rehan, V. Rastogi","submitted_at":"2018-11-22T07:09:15Z","abstract_excerpt":"We report design of a tapered fiber that can be used for compression of pulses at different central wavelengths. The proposed fiber is a 3-layer W-type large-mode-area fiber, which has been tapered to transform the mode area from 1700 {\\mu}m2 to 900 {\\mu}m2. We determine the exact length of the maximum pulse compression and numerically demonstrate the compression of 250 fs, 100 kW peak power input pulse to 15 fs, 850 kW at 1.55 {\\mu}m wavelength and 250 fs, 120 kW peak power input pulses to 28 fs, 700 kW and to 46 fs, 500 kW at 1.8 {\\mu}m and 2 {\\mu}m wavelengths, respectively. Such a fiber ca"},"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":"1811.09041","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-11-22T07:09:15Z","cross_cats_sorted":[],"title_canon_sha256":"6a590260b560362e92cb70f1ed874d3e251c211b8ebfd5f5e4144874013cb375","abstract_canon_sha256":"a5f105dfb49f1f0338f113e8e91f04eb73d3433d21b0b0a421f09d4b4d79597c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:32.912887Z","signature_b64":"1Wm1YWL30xUluCZOCxNk8gmqoT6epBLTpf5/iAeEnlOhHhSi6cfRpH1KhKl09tWEOXauHzLmmCeLObTkoZVwDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac6297f5b20b2fd56b6bf806790a0f3224bb847514120fe8dba6d394ee439f82","last_reissued_at":"2026-05-17T23:45:32.912146Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:32.912146Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Compression of Femtosecond Pulses in a wide Wavelength Range Using a Large Mode Area Tapered Fiber","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"A. A. Sysolyatin, D. A. Korobko, G. Kumar, M. Rehan, V. Rastogi","submitted_at":"2018-11-22T07:09:15Z","abstract_excerpt":"We report design of a tapered fiber that can be used for compression of pulses at different central wavelengths. The proposed fiber is a 3-layer W-type large-mode-area fiber, which has been tapered to transform the mode area from 1700 {\\mu}m2 to 900 {\\mu}m2. We determine the exact length of the maximum pulse compression and numerically demonstrate the compression of 250 fs, 100 kW peak power input pulse to 15 fs, 850 kW at 1.55 {\\mu}m wavelength and 250 fs, 120 kW peak power input pulses to 28 fs, 700 kW and to 46 fs, 500 kW at 1.8 {\\mu}m and 2 {\\mu}m wavelengths, respectively. Such a fiber ca"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.09041","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":"1811.09041","created_at":"2026-05-17T23:45:32.912275+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.09041v1","created_at":"2026-05-17T23:45:32.912275+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.09041","created_at":"2026-05-17T23:45:32.912275+00:00"},{"alias_kind":"pith_short_12","alias_value":"VRRJP5NSBMX5","created_at":"2026-05-18T12:32:59.047623+00:00"},{"alias_kind":"pith_short_16","alias_value":"VRRJP5NSBMX5K23L","created_at":"2026-05-18T12:32:59.047623+00:00"},{"alias_kind":"pith_short_8","alias_value":"VRRJP5NS","created_at":"2026-05-18T12:32:59.047623+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/VRRJP5NSBMX5K23L7ADHSCQPGI","json":"https://pith.science/pith/VRRJP5NSBMX5K23L7ADHSCQPGI.json","graph_json":"https://pith.science/api/pith-number/VRRJP5NSBMX5K23L7ADHSCQPGI/graph.json","events_json":"https://pith.science/api/pith-number/VRRJP5NSBMX5K23L7ADHSCQPGI/events.json","paper":"https://pith.science/paper/VRRJP5NS"},"agent_actions":{"view_html":"https://pith.science/pith/VRRJP5NSBMX5K23L7ADHSCQPGI","download_json":"https://pith.science/pith/VRRJP5NSBMX5K23L7ADHSCQPGI.json","view_paper":"https://pith.science/paper/VRRJP5NS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.09041&json=true","fetch_graph":"https://pith.science/api/pith-number/VRRJP5NSBMX5K23L7ADHSCQPGI/graph.json","fetch_events":"https://pith.science/api/pith-number/VRRJP5NSBMX5K23L7ADHSCQPGI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VRRJP5NSBMX5K23L7ADHSCQPGI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VRRJP5NSBMX5K23L7ADHSCQPGI/action/storage_attestation","attest_author":"https://pith.science/pith/VRRJP5NSBMX5K23L7ADHSCQPGI/action/author_attestation","sign_citation":"https://pith.science/pith/VRRJP5NSBMX5K23L7ADHSCQPGI/action/citation_signature","submit_replication":"https://pith.science/pith/VRRJP5NSBMX5K23L7ADHSCQPGI/action/replication_record"}},"created_at":"2026-05-17T23:45:32.912275+00:00","updated_at":"2026-05-17T23:45:32.912275+00:00"}