{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:OHU42KALSWP6K4Z4FLPR4YVLOH","short_pith_number":"pith:OHU42KAL","schema_version":"1.0","canonical_sha256":"71e9cd280b959fe5733c2adf1e62ab71cf2bdb9a86dd4cccb0355a05cf75e081","source":{"kind":"arxiv","id":"1212.0080","version":6},"attestation_state":"computed","paper":{"title":"A wave interaction approach to studying non-modal homogeneous and stratified shear instabilities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Anirban Guha, Gregory A. Lawrence","submitted_at":"2012-12-01T07:37:12Z","abstract_excerpt":"Holmboe (1962) postulated that resonant interaction between two or more progressive, linear interfacial waves produces exponentially growing instabilities in idealized (broken-line profiles), homogeneous or density stratified, inviscid shear layers. In this paper, we generalize Holmboe's mechanistic picture of linear shear instabilities by (i) not initially specifying the type of the waves, and (ii) by providing the option for non-normal growth. We demonstrate the mechanism behind linear shear instabilities by proposing a purely kinematic model consisting of two linear, Doppler-shifted, progre"},"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":"1212.0080","kind":"arxiv","version":6},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2012-12-01T07:37:12Z","cross_cats_sorted":[],"title_canon_sha256":"5bca6298cf65e4774f84a1408f62d4374a606f6036fa181fb93c05a371ea5034","abstract_canon_sha256":"37aaee1c2f3120a73a8ef8484437077df735409c28d766c075dbe8ba45d55dcb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:48:43.664792Z","signature_b64":"XUgzKQsRjrNAjwO1wjGA2TDJIaLqHzUzAxtVz8BQ/K4PlfSDWxm6arDRrUZPxN2bzVLhE4T7XU9v+TyAgH5sBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"71e9cd280b959fe5733c2adf1e62ab71cf2bdb9a86dd4cccb0355a05cf75e081","last_reissued_at":"2026-05-18T02:48:43.664194Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:48:43.664194Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A wave interaction approach to studying non-modal homogeneous and stratified shear instabilities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Anirban Guha, Gregory A. Lawrence","submitted_at":"2012-12-01T07:37:12Z","abstract_excerpt":"Holmboe (1962) postulated that resonant interaction between two or more progressive, linear interfacial waves produces exponentially growing instabilities in idealized (broken-line profiles), homogeneous or density stratified, inviscid shear layers. In this paper, we generalize Holmboe's mechanistic picture of linear shear instabilities by (i) not initially specifying the type of the waves, and (ii) by providing the option for non-normal growth. We demonstrate the mechanism behind linear shear instabilities by proposing a purely kinematic model consisting of two linear, Doppler-shifted, progre"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.0080","kind":"arxiv","version":6},"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":"1212.0080","created_at":"2026-05-18T02:48:43.664282+00:00"},{"alias_kind":"arxiv_version","alias_value":"1212.0080v6","created_at":"2026-05-18T02:48:43.664282+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.0080","created_at":"2026-05-18T02:48:43.664282+00:00"},{"alias_kind":"pith_short_12","alias_value":"OHU42KALSWP6","created_at":"2026-05-18T12:27:16.716162+00:00"},{"alias_kind":"pith_short_16","alias_value":"OHU42KALSWP6K4Z4","created_at":"2026-05-18T12:27:16.716162+00:00"},{"alias_kind":"pith_short_8","alias_value":"OHU42KAL","created_at":"2026-05-18T12:27:16.716162+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/OHU42KALSWP6K4Z4FLPR4YVLOH","json":"https://pith.science/pith/OHU42KALSWP6K4Z4FLPR4YVLOH.json","graph_json":"https://pith.science/api/pith-number/OHU42KALSWP6K4Z4FLPR4YVLOH/graph.json","events_json":"https://pith.science/api/pith-number/OHU42KALSWP6K4Z4FLPR4YVLOH/events.json","paper":"https://pith.science/paper/OHU42KAL"},"agent_actions":{"view_html":"https://pith.science/pith/OHU42KALSWP6K4Z4FLPR4YVLOH","download_json":"https://pith.science/pith/OHU42KALSWP6K4Z4FLPR4YVLOH.json","view_paper":"https://pith.science/paper/OHU42KAL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1212.0080&json=true","fetch_graph":"https://pith.science/api/pith-number/OHU42KALSWP6K4Z4FLPR4YVLOH/graph.json","fetch_events":"https://pith.science/api/pith-number/OHU42KALSWP6K4Z4FLPR4YVLOH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OHU42KALSWP6K4Z4FLPR4YVLOH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OHU42KALSWP6K4Z4FLPR4YVLOH/action/storage_attestation","attest_author":"https://pith.science/pith/OHU42KALSWP6K4Z4FLPR4YVLOH/action/author_attestation","sign_citation":"https://pith.science/pith/OHU42KALSWP6K4Z4FLPR4YVLOH/action/citation_signature","submit_replication":"https://pith.science/pith/OHU42KALSWP6K4Z4FLPR4YVLOH/action/replication_record"}},"created_at":"2026-05-18T02:48:43.664282+00:00","updated_at":"2026-05-18T02:48:43.664282+00:00"}