{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:C7PNAJBPO3XBREFM5FR4PTQBD3","short_pith_number":"pith:C7PNAJBP","schema_version":"1.0","canonical_sha256":"17ded0242f76ee1890ace963c7ce011edae776017adda2dc9b486ff6da9a4a7f","source":{"kind":"arxiv","id":"1811.10239","version":1},"attestation_state":"computed","paper":{"title":"Hydrodynamic 2D turbulence and spatial beam condensation in multimode optical fibers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"D. S. Kharenko, E. V. Podivilov, K. Krupa, M. P. Fedoruk, O. S. Sidelnikov, S. A. Babin, S. Turitsyn, S. Wabnitz, V. A. Gonta","submitted_at":"2018-11-26T09:15:45Z","abstract_excerpt":"We show that Kerr beam self-cleaning results from parametric mode mixing instabilities, that generate a number of nonlinearly interacting modes with randomized phases -- optical wave turbulence, followed by a direct and inverse cascade towards high mode numbers and condensation into the fundamental mode, respectively. This optical self-organization effect is analogue to wave condensation that is well-known in hydrodynamic 2D turbulence."},"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":"1811.10239","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-11-26T09:15:45Z","cross_cats_sorted":[],"title_canon_sha256":"1a8a85d4fc02c5a21ceb8e0f4dd7781e394469190dbea2e5d637d9f387d06078","abstract_canon_sha256":"0ed4f6899d52ade8f641a6e0b02f8428da53ea4794ee596b2ede93d424c6c0c8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:11.218478Z","signature_b64":"zDXYGjFyT2kcFRsCyfBxG8nbBP/t5jl4njnpKoDHSrVUu3lEgYzyNNjFyCx3HJmQlEvz+TXsF9iYtMPCkdGfAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"17ded0242f76ee1890ace963c7ce011edae776017adda2dc9b486ff6da9a4a7f","last_reissued_at":"2026-05-17T23:50:11.218060Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:11.218060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Hydrodynamic 2D turbulence and spatial beam condensation in multimode optical fibers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"D. S. Kharenko, E. V. Podivilov, K. Krupa, M. P. Fedoruk, O. S. Sidelnikov, S. A. Babin, S. Turitsyn, S. Wabnitz, V. A. Gonta","submitted_at":"2018-11-26T09:15:45Z","abstract_excerpt":"We show that Kerr beam self-cleaning results from parametric mode mixing instabilities, that generate a number of nonlinearly interacting modes with randomized phases -- optical wave turbulence, followed by a direct and inverse cascade towards high mode numbers and condensation into the fundamental mode, respectively. This optical self-organization effect is analogue to wave condensation that is well-known in hydrodynamic 2D turbulence."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.10239","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":"1811.10239","created_at":"2026-05-17T23:50:11.218124+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.10239v1","created_at":"2026-05-17T23:50:11.218124+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.10239","created_at":"2026-05-17T23:50:11.218124+00:00"},{"alias_kind":"pith_short_12","alias_value":"C7PNAJBPO3XB","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_16","alias_value":"C7PNAJBPO3XBREFM","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_8","alias_value":"C7PNAJBP","created_at":"2026-05-18T12:32:16.446611+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/C7PNAJBPO3XBREFM5FR4PTQBD3","json":"https://pith.science/pith/C7PNAJBPO3XBREFM5FR4PTQBD3.json","graph_json":"https://pith.science/api/pith-number/C7PNAJBPO3XBREFM5FR4PTQBD3/graph.json","events_json":"https://pith.science/api/pith-number/C7PNAJBPO3XBREFM5FR4PTQBD3/events.json","paper":"https://pith.science/paper/C7PNAJBP"},"agent_actions":{"view_html":"https://pith.science/pith/C7PNAJBPO3XBREFM5FR4PTQBD3","download_json":"https://pith.science/pith/C7PNAJBPO3XBREFM5FR4PTQBD3.json","view_paper":"https://pith.science/paper/C7PNAJBP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.10239&json=true","fetch_graph":"https://pith.science/api/pith-number/C7PNAJBPO3XBREFM5FR4PTQBD3/graph.json","fetch_events":"https://pith.science/api/pith-number/C7PNAJBPO3XBREFM5FR4PTQBD3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/C7PNAJBPO3XBREFM5FR4PTQBD3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/C7PNAJBPO3XBREFM5FR4PTQBD3/action/storage_attestation","attest_author":"https://pith.science/pith/C7PNAJBPO3XBREFM5FR4PTQBD3/action/author_attestation","sign_citation":"https://pith.science/pith/C7PNAJBPO3XBREFM5FR4PTQBD3/action/citation_signature","submit_replication":"https://pith.science/pith/C7PNAJBPO3XBREFM5FR4PTQBD3/action/replication_record"}},"created_at":"2026-05-17T23:50:11.218124+00:00","updated_at":"2026-05-17T23:50:11.218124+00:00"}