{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:QVM2JBOZFM2CO42L42LVR3EXKH","short_pith_number":"pith:QVM2JBOZ","schema_version":"1.0","canonical_sha256":"8559a485d92b3427734be69758ec9751d373e040ae5babc9472a29fa5e845279","source":{"kind":"arxiv","id":"1406.5175","version":3},"attestation_state":"computed","paper":{"title":"Jump conditions for strings and sheets from an action principle","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.class-ph","authors_text":"J. A. Hanna","submitted_at":"2014-06-14T22:45:31Z","abstract_excerpt":"I present conditions for compatibility of velocities, conservation of mass, and balance of momentum and energy across moving discontinuities in inextensible strings and sheets of uniform mass density. The balances are derived from an action with a time-dependent, non-material boundary, and reduce to matching of material boundary conditions if the discontinuity is stationary with respect to the body. I first consider a point discontinuity in a string and a line discontinuity in a sheet, in the context of classical inertial motion in three Euclidean dimensions. I briefly comment on line disconti"},"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":"1406.5175","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.class-ph","submitted_at":"2014-06-14T22:45:31Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"b5d942eb33a188970277979e3d4fc231476e10af89876403270b6332dd65af5f","abstract_canon_sha256":"eb6588ea5998619ebdd34b226e032e68b7d3a685b3775aac680b4ba97ccc2b8b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:17:43.113248Z","signature_b64":"73QpOrX2uCKR03SZjUhZL7NiFvMDKiljvQUBjcIDpv69zr0a6HSmZckNDDPyJRoCwI9BDoKDtBMaCHrt+pZUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8559a485d92b3427734be69758ec9751d373e040ae5babc9472a29fa5e845279","last_reissued_at":"2026-05-18T02:17:43.112831Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:17:43.112831Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Jump conditions for strings and sheets from an action principle","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.class-ph","authors_text":"J. A. Hanna","submitted_at":"2014-06-14T22:45:31Z","abstract_excerpt":"I present conditions for compatibility of velocities, conservation of mass, and balance of momentum and energy across moving discontinuities in inextensible strings and sheets of uniform mass density. The balances are derived from an action with a time-dependent, non-material boundary, and reduce to matching of material boundary conditions if the discontinuity is stationary with respect to the body. I first consider a point discontinuity in a string and a line discontinuity in a sheet, in the context of classical inertial motion in three Euclidean dimensions. I briefly comment on line disconti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.5175","kind":"arxiv","version":3},"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":"1406.5175","created_at":"2026-05-18T02:17:43.112888+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.5175v3","created_at":"2026-05-18T02:17:43.112888+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.5175","created_at":"2026-05-18T02:17:43.112888+00:00"},{"alias_kind":"pith_short_12","alias_value":"QVM2JBOZFM2C","created_at":"2026-05-18T12:28:46.137349+00:00"},{"alias_kind":"pith_short_16","alias_value":"QVM2JBOZFM2CO42L","created_at":"2026-05-18T12:28:46.137349+00:00"},{"alias_kind":"pith_short_8","alias_value":"QVM2JBOZ","created_at":"2026-05-18T12:28:46.137349+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/QVM2JBOZFM2CO42L42LVR3EXKH","json":"https://pith.science/pith/QVM2JBOZFM2CO42L42LVR3EXKH.json","graph_json":"https://pith.science/api/pith-number/QVM2JBOZFM2CO42L42LVR3EXKH/graph.json","events_json":"https://pith.science/api/pith-number/QVM2JBOZFM2CO42L42LVR3EXKH/events.json","paper":"https://pith.science/paper/QVM2JBOZ"},"agent_actions":{"view_html":"https://pith.science/pith/QVM2JBOZFM2CO42L42LVR3EXKH","download_json":"https://pith.science/pith/QVM2JBOZFM2CO42L42LVR3EXKH.json","view_paper":"https://pith.science/paper/QVM2JBOZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.5175&json=true","fetch_graph":"https://pith.science/api/pith-number/QVM2JBOZFM2CO42L42LVR3EXKH/graph.json","fetch_events":"https://pith.science/api/pith-number/QVM2JBOZFM2CO42L42LVR3EXKH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QVM2JBOZFM2CO42L42LVR3EXKH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QVM2JBOZFM2CO42L42LVR3EXKH/action/storage_attestation","attest_author":"https://pith.science/pith/QVM2JBOZFM2CO42L42LVR3EXKH/action/author_attestation","sign_citation":"https://pith.science/pith/QVM2JBOZFM2CO42L42LVR3EXKH/action/citation_signature","submit_replication":"https://pith.science/pith/QVM2JBOZFM2CO42L42LVR3EXKH/action/replication_record"}},"created_at":"2026-05-18T02:17:43.112888+00:00","updated_at":"2026-05-18T02:17:43.112888+00:00"}