{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:ZQQGVNNXGHDXRRK2CKANEYI3L3","short_pith_number":"pith:ZQQGVNNX","schema_version":"1.0","canonical_sha256":"cc206ab5b731c778c55a1280d2611b5ee23d464c2fda72ad89818874df8ebcb6","source":{"kind":"arxiv","id":"1105.0040","version":2},"attestation_state":"computed","paper":{"title":"On the Beam Profile and Beam Quality of Gain-Guided Index-Antiguided Fibers with Finite Cladding Boundary","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Arash Mafi, Krishna Mohan Gundu, Parisa Gandomkar Yarandi","submitted_at":"2011-04-30T01:21:16Z","abstract_excerpt":"The beam quality factor $M^2$ for the fundamental LP01 mode of a step-index fiber with a finite cladding diameter is calculated in the presence of gain, in a closed form, as a function of the complex generalized V-number. It is shown that the conventional infinite cladding diameter approximation cannot be used for index-antiguided gain-guided fibers, and the rigorous analysis presented in this paper is required for accurate prediction of the beam quality factor, as reported in recent experimental measurements."},"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":"1105.0040","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2011-04-30T01:21:16Z","cross_cats_sorted":[],"title_canon_sha256":"8816e4c94f4105a80dc96d5e234f69a8c2b05ebda22e257c01c4cc07b6f8d7d9","abstract_canon_sha256":"e8d71a3d3a47dd56ceefd3bca2ef3c3f4fd88e314634858890d20f7230666fa5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:41.200023Z","signature_b64":"w86gz6qNu1fnZ5h8pUbIpPzlJYs9j7DcuhzXjeMGnTN9TEu3ACyckdyelfLP1jT9kPslsOdCT6H+zSwyxsjUAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc206ab5b731c778c55a1280d2611b5ee23d464c2fda72ad89818874df8ebcb6","last_reissued_at":"2026-05-18T01:57:41.199346Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:41.199346Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the Beam Profile and Beam Quality of Gain-Guided Index-Antiguided Fibers with Finite Cladding Boundary","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Arash Mafi, Krishna Mohan Gundu, Parisa Gandomkar Yarandi","submitted_at":"2011-04-30T01:21:16Z","abstract_excerpt":"The beam quality factor $M^2$ for the fundamental LP01 mode of a step-index fiber with a finite cladding diameter is calculated in the presence of gain, in a closed form, as a function of the complex generalized V-number. It is shown that the conventional infinite cladding diameter approximation cannot be used for index-antiguided gain-guided fibers, and the rigorous analysis presented in this paper is required for accurate prediction of the beam quality factor, as reported in recent experimental measurements."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.0040","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":"1105.0040","created_at":"2026-05-18T01:57:41.199449+00:00"},{"alias_kind":"arxiv_version","alias_value":"1105.0040v2","created_at":"2026-05-18T01:57:41.199449+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.0040","created_at":"2026-05-18T01:57:41.199449+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZQQGVNNXGHDX","created_at":"2026-05-18T12:26:50.516681+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZQQGVNNXGHDXRRK2","created_at":"2026-05-18T12:26:50.516681+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZQQGVNNX","created_at":"2026-05-18T12:26:50.516681+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/ZQQGVNNXGHDXRRK2CKANEYI3L3","json":"https://pith.science/pith/ZQQGVNNXGHDXRRK2CKANEYI3L3.json","graph_json":"https://pith.science/api/pith-number/ZQQGVNNXGHDXRRK2CKANEYI3L3/graph.json","events_json":"https://pith.science/api/pith-number/ZQQGVNNXGHDXRRK2CKANEYI3L3/events.json","paper":"https://pith.science/paper/ZQQGVNNX"},"agent_actions":{"view_html":"https://pith.science/pith/ZQQGVNNXGHDXRRK2CKANEYI3L3","download_json":"https://pith.science/pith/ZQQGVNNXGHDXRRK2CKANEYI3L3.json","view_paper":"https://pith.science/paper/ZQQGVNNX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1105.0040&json=true","fetch_graph":"https://pith.science/api/pith-number/ZQQGVNNXGHDXRRK2CKANEYI3L3/graph.json","fetch_events":"https://pith.science/api/pith-number/ZQQGVNNXGHDXRRK2CKANEYI3L3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZQQGVNNXGHDXRRK2CKANEYI3L3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZQQGVNNXGHDXRRK2CKANEYI3L3/action/storage_attestation","attest_author":"https://pith.science/pith/ZQQGVNNXGHDXRRK2CKANEYI3L3/action/author_attestation","sign_citation":"https://pith.science/pith/ZQQGVNNXGHDXRRK2CKANEYI3L3/action/citation_signature","submit_replication":"https://pith.science/pith/ZQQGVNNXGHDXRRK2CKANEYI3L3/action/replication_record"}},"created_at":"2026-05-18T01:57:41.199449+00:00","updated_at":"2026-05-18T01:57:41.199449+00:00"}