{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:NEO3NBNNA4NEPKUTG2B3XUXPQ3","short_pith_number":"pith:NEO3NBNN","schema_version":"1.0","canonical_sha256":"691db685ad071a47aa933683bbd2ef86fa6d36c88c00c6348c1efa8245e52dbc","source":{"kind":"arxiv","id":"2608.04345","version":1},"attestation_state":"computed","paper":{"title":"Expansion of a hole in a viscoelastic liquid sheet","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Howard A. Stone, Rodolfo Brand\\~ao, Tachin Ruangkriengsin","submitted_at":"2026-08-05T01:43:21Z","abstract_excerpt":"Experiments on highly viscous polymeric films show that punctured holes expand exponentially in time, without sustained accumulation of liquid near the rim. This response departs from the Taylor--Culick description, in which displaced liquid accumulates in a growing rim that moves at constant speed. Although these differences were initially attributed to viscoelasticity, they were later rationalized using a purely viscous theory, leaving the role of viscoelastic stresses unresolved. We analyze the expansion of an axisymmetric hole in a freely suspended viscoelastic liquid sheet described by th"},"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":"2608.04345","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2026-08-05T01:43:21Z","cross_cats_sorted":[],"title_canon_sha256":"c5168fc722806b00f2ec62eb216d3c8a532dab0303b980258c284676ee4afb1c","abstract_canon_sha256":"f9c1c14b3b94c90432d9b5eeb63e30fae0d946879a6de74cf9d09e822ea3603d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-06T01:33:15.848400Z","signature_b64":"ax/ysgs+4L3k3z9MbwuBC9gFJ8BXCzym0ndttMgTayINuzXh2k9rg0hY7zksK6APRkQ+XZ84AEr9K3qSu052Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"691db685ad071a47aa933683bbd2ef86fa6d36c88c00c6348c1efa8245e52dbc","last_reissued_at":"2026-08-06T01:33:15.846920Z","signature_status":"signed_v1","first_computed_at":"2026-08-06T01:33:15.846920Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Expansion of a hole in a viscoelastic liquid sheet","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Howard A. Stone, Rodolfo Brand\\~ao, Tachin Ruangkriengsin","submitted_at":"2026-08-05T01:43:21Z","abstract_excerpt":"Experiments on highly viscous polymeric films show that punctured holes expand exponentially in time, without sustained accumulation of liquid near the rim. This response departs from the Taylor--Culick description, in which displaced liquid accumulates in a growing rim that moves at constant speed. Although these differences were initially attributed to viscoelasticity, they were later rationalized using a purely viscous theory, leaving the role of viscoelastic stresses unresolved. We analyze the expansion of an axisymmetric hole in a freely suspended viscoelastic liquid sheet described by th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.04345","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/2608.04345/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":"2608.04345","created_at":"2026-08-06T01:33:15.848729+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.04345v1","created_at":"2026-08-06T01:33:15.848729+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.04345","created_at":"2026-08-06T01:33:15.848729+00:00"},{"alias_kind":"pith_short_12","alias_value":"NEO3NBNNA4NE","created_at":"2026-08-06T01:33:15.848729+00:00"},{"alias_kind":"pith_short_16","alias_value":"NEO3NBNNA4NEPKUT","created_at":"2026-08-06T01:33:15.848729+00:00"},{"alias_kind":"pith_short_8","alias_value":"NEO3NBNN","created_at":"2026-08-06T01:33:15.848729+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/NEO3NBNNA4NEPKUTG2B3XUXPQ3","json":"https://pith.science/pith/NEO3NBNNA4NEPKUTG2B3XUXPQ3.json","graph_json":"https://pith.science/api/pith-number/NEO3NBNNA4NEPKUTG2B3XUXPQ3/graph.json","events_json":"https://pith.science/api/pith-number/NEO3NBNNA4NEPKUTG2B3XUXPQ3/events.json","paper":"https://pith.science/paper/NEO3NBNN"},"agent_actions":{"view_html":"https://pith.science/pith/NEO3NBNNA4NEPKUTG2B3XUXPQ3","download_json":"https://pith.science/pith/NEO3NBNNA4NEPKUTG2B3XUXPQ3.json","view_paper":"https://pith.science/paper/NEO3NBNN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.04345&json=true","fetch_graph":"https://pith.science/api/pith-number/NEO3NBNNA4NEPKUTG2B3XUXPQ3/graph.json","fetch_events":"https://pith.science/api/pith-number/NEO3NBNNA4NEPKUTG2B3XUXPQ3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NEO3NBNNA4NEPKUTG2B3XUXPQ3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NEO3NBNNA4NEPKUTG2B3XUXPQ3/action/storage_attestation","attest_author":"https://pith.science/pith/NEO3NBNNA4NEPKUTG2B3XUXPQ3/action/author_attestation","sign_citation":"https://pith.science/pith/NEO3NBNNA4NEPKUTG2B3XUXPQ3/action/citation_signature","submit_replication":"https://pith.science/pith/NEO3NBNNA4NEPKUTG2B3XUXPQ3/action/replication_record"}},"created_at":"2026-08-06T01:33:15.848729+00:00","updated_at":"2026-08-06T01:33:15.848729+00:00"}