{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:F4UJ6LUHMZD5YHJ32DSWLP3LZA","short_pith_number":"pith:F4UJ6LUH","schema_version":"1.0","canonical_sha256":"2f289f2e876647dc1d3bd0e565bf6bc817a267b1f3a6f5252a3ef357a0a503c4","source":{"kind":"arxiv","id":"2007.04375","version":1},"attestation_state":"computed","paper":{"title":"On the intermediate long wave propagation for internal waves in the presence of currents","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.SI"],"primary_cat":"physics.flu-dyn","authors_text":"Joseph Cullen, Rossen Ivanov","submitted_at":"2020-07-08T19:06:02Z","abstract_excerpt":"A model for the wave motion of an internal wave in the presence of current in the case of intermediate long wave approximation is studied. The lower layer is considerably deeper, with a higher density than the upper layer. The flat surface approximation is assumed. The fluids are incompressible and inviscid. The model equations are obtained from the Hamiltonian formulation of the dynamics in the presence of a depth-varying current. It is shown that an appropriate scaling leads to the integrable Intermediate Long Wave Equation (ILWE). Two limits of the ILWE leading to the integrable Benjamin-On"},"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":"2007.04375","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2020-07-08T19:06:02Z","cross_cats_sorted":["nlin.SI"],"title_canon_sha256":"57a515f00ced40ae3313f21342768b199ad7163d4257e82f7ba3201f590e60d2","abstract_canon_sha256":"3d2530808bf93df89bb69fd709767097de732fd6e51fd54a928bfe327d787b41"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:25:46.325729Z","signature_b64":"TPh67W0VyKEB/xHyhi+YeWMPz6LZRg1Eo5IyNQWXyuiGQTMF6NFVGoTgFx8cf4dz4k0ex7EN9OiZCjtX+/MKAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2f289f2e876647dc1d3bd0e565bf6bc817a267b1f3a6f5252a3ef357a0a503c4","last_reissued_at":"2026-07-05T08:25:46.325108Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:25:46.325108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the intermediate long wave propagation for internal waves in the presence of currents","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.SI"],"primary_cat":"physics.flu-dyn","authors_text":"Joseph Cullen, Rossen Ivanov","submitted_at":"2020-07-08T19:06:02Z","abstract_excerpt":"A model for the wave motion of an internal wave in the presence of current in the case of intermediate long wave approximation is studied. The lower layer is considerably deeper, with a higher density than the upper layer. The flat surface approximation is assumed. The fluids are incompressible and inviscid. The model equations are obtained from the Hamiltonian formulation of the dynamics in the presence of a depth-varying current. It is shown that an appropriate scaling leads to the integrable Intermediate Long Wave Equation (ILWE). Two limits of the ILWE leading to the integrable Benjamin-On"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.04375","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2007.04375/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2007.04375","created_at":"2026-07-05T08:25:46.325176+00:00"},{"alias_kind":"arxiv_version","alias_value":"2007.04375v1","created_at":"2026-07-05T08:25:46.325176+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.04375","created_at":"2026-07-05T08:25:46.325176+00:00"},{"alias_kind":"pith_short_12","alias_value":"F4UJ6LUHMZD5","created_at":"2026-07-05T08:25:46.325176+00:00"},{"alias_kind":"pith_short_16","alias_value":"F4UJ6LUHMZD5YHJ3","created_at":"2026-07-05T08:25:46.325176+00:00"},{"alias_kind":"pith_short_8","alias_value":"F4UJ6LUH","created_at":"2026-07-05T08:25:46.325176+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2506.10123","citing_title":"Modelling intermediate internal waves with currents and variable bottom","ref_index":22,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA","json":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA.json","graph_json":"https://pith.science/api/pith-number/F4UJ6LUHMZD5YHJ32DSWLP3LZA/graph.json","events_json":"https://pith.science/api/pith-number/F4UJ6LUHMZD5YHJ32DSWLP3LZA/events.json","paper":"https://pith.science/paper/F4UJ6LUH"},"agent_actions":{"view_html":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA","download_json":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA.json","view_paper":"https://pith.science/paper/F4UJ6LUH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2007.04375&json=true","fetch_graph":"https://pith.science/api/pith-number/F4UJ6LUHMZD5YHJ32DSWLP3LZA/graph.json","fetch_events":"https://pith.science/api/pith-number/F4UJ6LUHMZD5YHJ32DSWLP3LZA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA/action/storage_attestation","attest_author":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA/action/author_attestation","sign_citation":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA/action/citation_signature","submit_replication":"https://pith.science/pith/F4UJ6LUHMZD5YHJ32DSWLP3LZA/action/replication_record"}},"created_at":"2026-07-05T08:25:46.325176+00:00","updated_at":"2026-07-05T08:25:46.325176+00:00"}