{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:PCEPS6WIZ242SRHZTIBR2HVRNN","short_pith_number":"pith:PCEPS6WI","schema_version":"1.0","canonical_sha256":"7888f97ac8ceb9a944f99a031d1eb16b5465687d092eba63dd8b53fd0338007e","source":{"kind":"arxiv","id":"2503.06915","version":1},"attestation_state":"computed","paper":{"title":"Spatio-temporal characterization of nonlinear forcing and response in turbulent channel flow","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Beverley J. McKeon, Gregory P. Chini, Simon S. Toedtli, Yuting Huang","submitted_at":"2025-03-10T04:46:33Z","abstract_excerpt":"The quadratic convection term in the incompressible Navier-Stokes equations is considered as a nonlinear forcing to the linear resolvent operator, and it is studied in the Fourier domain through the analysis of interactions between triadically compatible wavenumber-frequency triplets. A framework to quantify the triadic contributions to the forcing and response by each pair of triplets is developed and applied to data from direct numerical simulations of a turbulent channel at $Re_{\\tau} \\approx 550$. The linear resolvent operator is incorporated to provide the missing link from energy transfe"},"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":"2503.06915","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-03-10T04:46:33Z","cross_cats_sorted":[],"title_canon_sha256":"9c54975a2635e85ed40755574c484ac4020075b8b9b60a61ca620b4911924ea8","abstract_canon_sha256":"792d1b0a9e147af58be5bd107f6b7679b663cbd9376343ece9aca15a07380d39"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:27:45.857640Z","signature_b64":"y27T8llieYkXqhZsTjNZTYHFKtKaGBNggX/xe3PtNLi8RfJ07qAcktR6STSBsbsa5Ay7Izs7EoYletyPs5dfAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7888f97ac8ceb9a944f99a031d1eb16b5465687d092eba63dd8b53fd0338007e","last_reissued_at":"2026-07-05T10:27:45.856932Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:27:45.856932Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spatio-temporal characterization of nonlinear forcing and response in turbulent channel flow","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Beverley J. McKeon, Gregory P. Chini, Simon S. Toedtli, Yuting Huang","submitted_at":"2025-03-10T04:46:33Z","abstract_excerpt":"The quadratic convection term in the incompressible Navier-Stokes equations is considered as a nonlinear forcing to the linear resolvent operator, and it is studied in the Fourier domain through the analysis of interactions between triadically compatible wavenumber-frequency triplets. A framework to quantify the triadic contributions to the forcing and response by each pair of triplets is developed and applied to data from direct numerical simulations of a turbulent channel at $Re_{\\tau} \\approx 550$. The linear resolvent operator is incorporated to provide the missing link from energy transfe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.06915","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/2503.06915/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":"2503.06915","created_at":"2026-07-05T10:27:45.857016+00:00"},{"alias_kind":"arxiv_version","alias_value":"2503.06915v1","created_at":"2026-07-05T10:27:45.857016+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.06915","created_at":"2026-07-05T10:27:45.857016+00:00"},{"alias_kind":"pith_short_12","alias_value":"PCEPS6WIZ242","created_at":"2026-07-05T10:27:45.857016+00:00"},{"alias_kind":"pith_short_16","alias_value":"PCEPS6WIZ242SRHZ","created_at":"2026-07-05T10:27:45.857016+00:00"},{"alias_kind":"pith_short_8","alias_value":"PCEPS6WI","created_at":"2026-07-05T10:27:45.857016+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2607.02395","citing_title":"An Inner-Scaled Linear Contribution to Wall-Pressure Variance at High Reynolds Number","ref_index":31,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN","json":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN.json","graph_json":"https://pith.science/api/pith-number/PCEPS6WIZ242SRHZTIBR2HVRNN/graph.json","events_json":"https://pith.science/api/pith-number/PCEPS6WIZ242SRHZTIBR2HVRNN/events.json","paper":"https://pith.science/paper/PCEPS6WI"},"agent_actions":{"view_html":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN","download_json":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN.json","view_paper":"https://pith.science/paper/PCEPS6WI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2503.06915&json=true","fetch_graph":"https://pith.science/api/pith-number/PCEPS6WIZ242SRHZTIBR2HVRNN/graph.json","fetch_events":"https://pith.science/api/pith-number/PCEPS6WIZ242SRHZTIBR2HVRNN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN/action/storage_attestation","attest_author":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN/action/author_attestation","sign_citation":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN/action/citation_signature","submit_replication":"https://pith.science/pith/PCEPS6WIZ242SRHZTIBR2HVRNN/action/replication_record"}},"created_at":"2026-07-05T10:27:45.857016+00:00","updated_at":"2026-07-05T10:27:45.857016+00:00"}