{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:J6QRWAJIWKPVFJPSROKC7IXWBJ","short_pith_number":"pith:J6QRWAJI","schema_version":"1.0","canonical_sha256":"4fa11b0128b29f52a5f28b942fa2f60a70ab43b13cab8fdddaa864249080f9aa","source":{"kind":"arxiv","id":"1103.4981","version":3},"attestation_state":"computed","paper":{"title":"Shock formation in stellar perturbations and tidal shock waves in binaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.SR","authors_text":"Carsten Gundlach, Jeremiah Murphy","submitted_at":"2011-03-25T14:39:19Z","abstract_excerpt":"We investigate whether tidal forcing can result in sound waves steepening into shocks at the surface of a star. To model the sound waves and shocks, we consider adiabatic non-spherical perturbations of a Newtonian perfect fluid star. Because tidal forcing of sounds waves is naturally treated with linear theory, but the formation of shocks is necessarily nonlinear, we consider the perturbations in two regimes. In most of the interior, where tidal forcing dominates, we treat the perturbations as linear, while in a thin layer near the surface we treat them in full nonlinearity but in the approxim"},"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":"1103.4981","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-03-25T14:39:19Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"9ebf7bb2d668a4778b5bb3f29f331f556357fd41bc58f1317d5d0bd0d20b0a75","abstract_canon_sha256":"157a51c46e853461e497432b9fdf0904e4fbc142ef604efdf7f4a9f07c97ff79"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:50:35.695461Z","signature_b64":"GGcFzzDPhRvI6R8e6o2X3FfJ3U5IqtVai6NODf8rvLnBhRNfhy0EShJicB2f0WwTidE7yFyIFbKTbAIo4kWtDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4fa11b0128b29f52a5f28b942fa2f60a70ab43b13cab8fdddaa864249080f9aa","last_reissued_at":"2026-05-18T03:50:35.694444Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:50:35.694444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Shock formation in stellar perturbations and tidal shock waves in binaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.SR","authors_text":"Carsten Gundlach, Jeremiah Murphy","submitted_at":"2011-03-25T14:39:19Z","abstract_excerpt":"We investigate whether tidal forcing can result in sound waves steepening into shocks at the surface of a star. To model the sound waves and shocks, we consider adiabatic non-spherical perturbations of a Newtonian perfect fluid star. Because tidal forcing of sounds waves is naturally treated with linear theory, but the formation of shocks is necessarily nonlinear, we consider the perturbations in two regimes. In most of the interior, where tidal forcing dominates, we treat the perturbations as linear, while in a thin layer near the surface we treat them in full nonlinearity but in the approxim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.4981","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":"1103.4981","created_at":"2026-05-18T03:50:35.694574+00:00"},{"alias_kind":"arxiv_version","alias_value":"1103.4981v3","created_at":"2026-05-18T03:50:35.694574+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.4981","created_at":"2026-05-18T03:50:35.694574+00:00"},{"alias_kind":"pith_short_12","alias_value":"J6QRWAJIWKPV","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_16","alias_value":"J6QRWAJIWKPVFJPS","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_8","alias_value":"J6QRWAJI","created_at":"2026-05-18T12:26:32.869790+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/J6QRWAJIWKPVFJPSROKC7IXWBJ","json":"https://pith.science/pith/J6QRWAJIWKPVFJPSROKC7IXWBJ.json","graph_json":"https://pith.science/api/pith-number/J6QRWAJIWKPVFJPSROKC7IXWBJ/graph.json","events_json":"https://pith.science/api/pith-number/J6QRWAJIWKPVFJPSROKC7IXWBJ/events.json","paper":"https://pith.science/paper/J6QRWAJI"},"agent_actions":{"view_html":"https://pith.science/pith/J6QRWAJIWKPVFJPSROKC7IXWBJ","download_json":"https://pith.science/pith/J6QRWAJIWKPVFJPSROKC7IXWBJ.json","view_paper":"https://pith.science/paper/J6QRWAJI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1103.4981&json=true","fetch_graph":"https://pith.science/api/pith-number/J6QRWAJIWKPVFJPSROKC7IXWBJ/graph.json","fetch_events":"https://pith.science/api/pith-number/J6QRWAJIWKPVFJPSROKC7IXWBJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/J6QRWAJIWKPVFJPSROKC7IXWBJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/J6QRWAJIWKPVFJPSROKC7IXWBJ/action/storage_attestation","attest_author":"https://pith.science/pith/J6QRWAJIWKPVFJPSROKC7IXWBJ/action/author_attestation","sign_citation":"https://pith.science/pith/J6QRWAJIWKPVFJPSROKC7IXWBJ/action/citation_signature","submit_replication":"https://pith.science/pith/J6QRWAJIWKPVFJPSROKC7IXWBJ/action/replication_record"}},"created_at":"2026-05-18T03:50:35.694574+00:00","updated_at":"2026-05-18T03:50:35.694574+00:00"}