{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:XUG35MEERMIAGPYW5J3PS2RRAX","short_pith_number":"pith:XUG35MEE","schema_version":"1.0","canonical_sha256":"bd0dbeb0848b10033f16ea76f96a3105eef0f6d2ccd51b2e618afd6437754c3d","source":{"kind":"arxiv","id":"2608.06537","version":1},"attestation_state":"computed","paper":{"title":"Emergence of chaos and fractality in the basin boundary of subcritical shear flow","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Alvaro Meseguer, Baoying Wang, Fernando Mellibovsky, Kengo Deguchi, Roger Ayats","submitted_at":"2026-08-06T19:41:34Z","abstract_excerpt":"From a dynamical systems perspective of subcritical transition in shear flows, the basin boundary separating the laminar and turbulent attractors, along with the edge state that governs the long-term dynamics on that boundary, are of fundamental interest. As the Reynolds number is increased from small values, a multiplicity of simple exact coherent structures (ECS) appear in phase space, of which one often undertakes the role of the edge state. At higher values of the Reynolds number, however, the dynamics on the basin boundary and the edge state are sensitive to initial conditions, as shown b"},"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":"2608.06537","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2026-08-06T19:41:34Z","cross_cats_sorted":[],"title_canon_sha256":"fa6c6bc58a8acf5f0f149e8e4103b7102029ab731355ee34c0c86644f82a3fcb","abstract_canon_sha256":"17b9c0d61dbf8068819e6d8f102a11792b8c14e8cdaffb51da7dbbeda3c61c4b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-10T01:10:58.188477Z","signature_b64":"TD8PUr/iLcc0wi/3csd/lepqV0FNCesqMF1kouE4Xi7jFGuwVZ9qeLKR95UJETzjNvzVis009VajiLJzARThAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bd0dbeb0848b10033f16ea76f96a3105eef0f6d2ccd51b2e618afd6437754c3d","last_reissued_at":"2026-08-10T01:10:58.186173Z","signature_status":"signed_v1","first_computed_at":"2026-08-10T01:10:58.186173Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Emergence of chaos and fractality in the basin boundary of subcritical shear flow","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Alvaro Meseguer, Baoying Wang, Fernando Mellibovsky, Kengo Deguchi, Roger Ayats","submitted_at":"2026-08-06T19:41:34Z","abstract_excerpt":"From a dynamical systems perspective of subcritical transition in shear flows, the basin boundary separating the laminar and turbulent attractors, along with the edge state that governs the long-term dynamics on that boundary, are of fundamental interest. As the Reynolds number is increased from small values, a multiplicity of simple exact coherent structures (ECS) appear in phase space, of which one often undertakes the role of the edge state. At higher values of the Reynolds number, however, the dynamics on the basin boundary and the edge state are sensitive to initial conditions, as shown b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.06537","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/2608.06537/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":"2608.06537","created_at":"2026-08-10T01:10:58.187142+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.06537v1","created_at":"2026-08-10T01:10:58.187142+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.06537","created_at":"2026-08-10T01:10:58.187142+00:00"},{"alias_kind":"pith_short_12","alias_value":"XUG35MEERMIA","created_at":"2026-08-10T01:10:58.187142+00:00"},{"alias_kind":"pith_short_16","alias_value":"XUG35MEERMIAGPYW","created_at":"2026-08-10T01:10:58.187142+00:00"},{"alias_kind":"pith_short_8","alias_value":"XUG35MEE","created_at":"2026-08-10T01:10:58.187142+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/XUG35MEERMIAGPYW5J3PS2RRAX","json":"https://pith.science/pith/XUG35MEERMIAGPYW5J3PS2RRAX.json","graph_json":"https://pith.science/api/pith-number/XUG35MEERMIAGPYW5J3PS2RRAX/graph.json","events_json":"https://pith.science/api/pith-number/XUG35MEERMIAGPYW5J3PS2RRAX/events.json","paper":"https://pith.science/paper/XUG35MEE"},"agent_actions":{"view_html":"https://pith.science/pith/XUG35MEERMIAGPYW5J3PS2RRAX","download_json":"https://pith.science/pith/XUG35MEERMIAGPYW5J3PS2RRAX.json","view_paper":"https://pith.science/paper/XUG35MEE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.06537&json=true","fetch_graph":"https://pith.science/api/pith-number/XUG35MEERMIAGPYW5J3PS2RRAX/graph.json","fetch_events":"https://pith.science/api/pith-number/XUG35MEERMIAGPYW5J3PS2RRAX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XUG35MEERMIAGPYW5J3PS2RRAX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XUG35MEERMIAGPYW5J3PS2RRAX/action/storage_attestation","attest_author":"https://pith.science/pith/XUG35MEERMIAGPYW5J3PS2RRAX/action/author_attestation","sign_citation":"https://pith.science/pith/XUG35MEERMIAGPYW5J3PS2RRAX/action/citation_signature","submit_replication":"https://pith.science/pith/XUG35MEERMIAGPYW5J3PS2RRAX/action/replication_record"}},"created_at":"2026-08-10T01:10:58.187142+00:00","updated_at":"2026-08-10T01:10:58.187142+00:00"}