{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:FA6H5DDXQGB24JXZD5BVXVJ2ME","short_pith_number":"pith:FA6H5DDX","schema_version":"1.0","canonical_sha256":"283c7e8c778183ae26f91f435bd53a6138c6ece20737257740495fc8e9bccf79","source":{"kind":"arxiv","id":"1610.03427","version":1},"attestation_state":"computed","paper":{"title":"On the dynamic suction pumping of blood cells in tubular hearts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.flu-dyn"],"primary_cat":"q-bio.TO","authors_text":"Andrea N. Lane, Laura A. Miller, Nicholas A. Battista","submitted_at":"2016-10-11T17:08:46Z","abstract_excerpt":"Around the third week after gestation in embryonic development, the human heart consists only of a valvless tube, unlike a fully developed adult heart, which is multi-chambered. At this stage in development, the heart valves have not formed and so net flow of blood through the heart must be driven by a different mechanism. It is hypothesized that there are two possible mechanisms that drive blood flow at this stage - Liebau pumping (dynamic suction pumping or valveless pumping) and peristaltic pumping. We implement the immersed boundary method with adaptive mesh refinement (IBAMR) to numerical"},"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":"1610.03427","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.TO","submitted_at":"2016-10-11T17:08:46Z","cross_cats_sorted":["physics.flu-dyn"],"title_canon_sha256":"ca51f81351ef50e961be80fe1169b8c821f586c4f161390266748f77d9480912","abstract_canon_sha256":"20fb79e3360d9a3a08c5c8f03bca4fa685ad04ce091fc230b3d3d09f2eee3f4d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:34.677080Z","signature_b64":"y7zbZuCDctS5Lyn+csG7wEEMUaRyTa8KlkTktnObDQiUfnOZQejr2Pg2mzDaQUBhM6zCJ43cdAo4fvAyz68XAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"283c7e8c778183ae26f91f435bd53a6138c6ece20737257740495fc8e9bccf79","last_reissued_at":"2026-05-18T00:05:34.676380Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:34.676380Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the dynamic suction pumping of blood cells in tubular hearts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.flu-dyn"],"primary_cat":"q-bio.TO","authors_text":"Andrea N. Lane, Laura A. Miller, Nicholas A. Battista","submitted_at":"2016-10-11T17:08:46Z","abstract_excerpt":"Around the third week after gestation in embryonic development, the human heart consists only of a valvless tube, unlike a fully developed adult heart, which is multi-chambered. At this stage in development, the heart valves have not formed and so net flow of blood through the heart must be driven by a different mechanism. It is hypothesized that there are two possible mechanisms that drive blood flow at this stage - Liebau pumping (dynamic suction pumping or valveless pumping) and peristaltic pumping. We implement the immersed boundary method with adaptive mesh refinement (IBAMR) to numerical"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.03427","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":""},"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":"1610.03427","created_at":"2026-05-18T00:05:34.676613+00:00"},{"alias_kind":"arxiv_version","alias_value":"1610.03427v1","created_at":"2026-05-18T00:05:34.676613+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.03427","created_at":"2026-05-18T00:05:34.676613+00:00"},{"alias_kind":"pith_short_12","alias_value":"FA6H5DDXQGB2","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_16","alias_value":"FA6H5DDXQGB24JXZ","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_8","alias_value":"FA6H5DDX","created_at":"2026-05-18T12:30:15.759754+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/FA6H5DDXQGB24JXZD5BVXVJ2ME","json":"https://pith.science/pith/FA6H5DDXQGB24JXZD5BVXVJ2ME.json","graph_json":"https://pith.science/api/pith-number/FA6H5DDXQGB24JXZD5BVXVJ2ME/graph.json","events_json":"https://pith.science/api/pith-number/FA6H5DDXQGB24JXZD5BVXVJ2ME/events.json","paper":"https://pith.science/paper/FA6H5DDX"},"agent_actions":{"view_html":"https://pith.science/pith/FA6H5DDXQGB24JXZD5BVXVJ2ME","download_json":"https://pith.science/pith/FA6H5DDXQGB24JXZD5BVXVJ2ME.json","view_paper":"https://pith.science/paper/FA6H5DDX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1610.03427&json=true","fetch_graph":"https://pith.science/api/pith-number/FA6H5DDXQGB24JXZD5BVXVJ2ME/graph.json","fetch_events":"https://pith.science/api/pith-number/FA6H5DDXQGB24JXZD5BVXVJ2ME/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FA6H5DDXQGB24JXZD5BVXVJ2ME/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FA6H5DDXQGB24JXZD5BVXVJ2ME/action/storage_attestation","attest_author":"https://pith.science/pith/FA6H5DDXQGB24JXZD5BVXVJ2ME/action/author_attestation","sign_citation":"https://pith.science/pith/FA6H5DDXQGB24JXZD5BVXVJ2ME/action/citation_signature","submit_replication":"https://pith.science/pith/FA6H5DDXQGB24JXZD5BVXVJ2ME/action/replication_record"}},"created_at":"2026-05-18T00:05:34.676613+00:00","updated_at":"2026-05-18T00:05:34.676613+00:00"}