{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:LYOR3ZK4NHQ2BKXSS65ZA726VE","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"8b84507ab59402ee0eeb26b238b8aa9c69117fcedebb7a54ad02754deda4d408","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.med-ph","submitted_at":"2021-11-19T04:04:13Z","title_canon_sha256":"a02e6aa0f9e0f3ca923282a1fb1b2fd47894649a7f4a55250cfb3747a0828b5f"},"schema_version":"1.0","source":{"id":"2111.10030","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.10030","created_at":"2026-07-05T07:49:09Z"},{"alias_kind":"arxiv_version","alias_value":"2111.10030v2","created_at":"2026-07-05T07:49:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.10030","created_at":"2026-07-05T07:49:09Z"},{"alias_kind":"pith_short_12","alias_value":"LYOR3ZK4NHQ2","created_at":"2026-07-05T07:49:09Z"},{"alias_kind":"pith_short_16","alias_value":"LYOR3ZK4NHQ2BKXS","created_at":"2026-07-05T07:49:09Z"},{"alias_kind":"pith_short_8","alias_value":"LYOR3ZK4","created_at":"2026-07-05T07:49:09Z"}],"graph_snapshots":[{"event_id":"sha256:a2059e714cae84c2837cf0bf9b015f28eae11bf0b26358a09a34f6830a37a570","target":"graph","created_at":"2026-07-05T07:49:09Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2111.10030/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The basic mechanism driving aneurysm growth is unknown. Currently, clinical diagnosis of an aneurysm is mainly informed by retrospective tracking of its size and growth rate. However, aneurysms can rupture before reactive criteria are met or remain stable when they are exceeded. Here, we identify a fluid-structure instability that is associated with abnormal aortic dilatation. Our analysis yields a measurable dimensionless number and its analytically derived critical threshold. This threshold pinpoints the transition from stable flow to unstable aortic fluttering as a function of the physiolog","authors_text":"Ben C. Smith, Bradley D. Allen, Ethan M.I. Johnson, Guy Elisha, Michael Markl, Neelesh A. Patankar, Sourav Halder, Tom Y. Zhao","cross_cats":["physics.bio-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.med-ph","submitted_at":"2021-11-19T04:04:13Z","title":"Fluid-structure instability forecasts thoracic aortic aneurysm progression"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.10030","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7d713e3cf1004fed01b33e3d1f0a3774ed04d79a29d30ec45abff35f521efbac","target":"record","created_at":"2026-07-05T07:49:09Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"8b84507ab59402ee0eeb26b238b8aa9c69117fcedebb7a54ad02754deda4d408","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.med-ph","submitted_at":"2021-11-19T04:04:13Z","title_canon_sha256":"a02e6aa0f9e0f3ca923282a1fb1b2fd47894649a7f4a55250cfb3747a0828b5f"},"schema_version":"1.0","source":{"id":"2111.10030","kind":"arxiv","version":2}},"canonical_sha256":"5e1d1de55c69e1a0aaf297bb907f5ea936ee6019cc7d80b5aba7c6ef14e841fd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5e1d1de55c69e1a0aaf297bb907f5ea936ee6019cc7d80b5aba7c6ef14e841fd","first_computed_at":"2026-07-05T07:49:09.273060Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:49:09.273060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K2qwCW2qHhRNlApnrTd16fTpCj8B1Ut1vYhjcDEPopzGrxD5RdrzxxsNlcH9BEYe3I3mVgMp5fvlWttkj+c+Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:49:09.273574Z","signed_message":"canonical_sha256_bytes"},"source_id":"2111.10030","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7d713e3cf1004fed01b33e3d1f0a3774ed04d79a29d30ec45abff35f521efbac","sha256:a2059e714cae84c2837cf0bf9b015f28eae11bf0b26358a09a34f6830a37a570"],"state_sha256":"71a6a72ba573684b5d2c54bc61d47e9630dba713beb674691932f549653cd015"}