{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:PYZRSNV5GAQBM6O2DZDGG4CDC7","short_pith_number":"pith:PYZRSNV5","schema_version":"1.0","canonical_sha256":"7e331936bd30201679da1e4663704317e912547cd8c2e53bcde22d987f5900bc","source":{"kind":"arxiv","id":"1901.00352","version":1},"attestation_state":"computed","paper":{"title":"Relativistic fluid dynamics of spin-polarized systems of particles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"Amaresh Jaiswal, Bengt Friman, Enrico Speranza, Radoslaw Ryblewski, Wojciech Florkowski","submitted_at":"2019-01-02T13:24:21Z","abstract_excerpt":"We review basic ingredients of the recently introduced perfect-fluid hydrodynamic equations for particles with spin one-half. For a quasi-realistic setup, first numerical solutions for various hydrodynamic variables including the spin polarization tensor are presented. Our results indicate that the initial spin polarization of the hottest region may play a dominant role in the polarization of particles at freeze-out."},"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":"1901.00352","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2019-01-02T13:24:21Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"732ce624e7a2c6f01091052aa2143fcd13da0b20bc0923a5eaeedb52f802b78b","abstract_canon_sha256":"6ea0228d2c6e5da140771af4d0382bd21d70cb5ef8ab94d97e4d542706693dd9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:04.124284Z","signature_b64":"CA9nIwBBCKQOcTn1EwrN/0KgPuxoDaXIupOPwBy9CsOijyFVeuOxwe4HYdhJvLrOA+nLIbtUf0eErNk8TgZyDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7e331936bd30201679da1e4663704317e912547cd8c2e53bcde22d987f5900bc","last_reissued_at":"2026-05-17T23:57:04.123554Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:04.123554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Relativistic fluid dynamics of spin-polarized systems of particles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"Amaresh Jaiswal, Bengt Friman, Enrico Speranza, Radoslaw Ryblewski, Wojciech Florkowski","submitted_at":"2019-01-02T13:24:21Z","abstract_excerpt":"We review basic ingredients of the recently introduced perfect-fluid hydrodynamic equations for particles with spin one-half. For a quasi-realistic setup, first numerical solutions for various hydrodynamic variables including the spin polarization tensor are presented. Our results indicate that the initial spin polarization of the hottest region may play a dominant role in the polarization of particles at freeze-out."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.00352","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":"1901.00352","created_at":"2026-05-17T23:57:04.123665+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.00352v1","created_at":"2026-05-17T23:57:04.123665+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.00352","created_at":"2026-05-17T23:57:04.123665+00:00"},{"alias_kind":"pith_short_12","alias_value":"PYZRSNV5GAQB","created_at":"2026-05-18T12:33:24.271573+00:00"},{"alias_kind":"pith_short_16","alias_value":"PYZRSNV5GAQBM6O2","created_at":"2026-05-18T12:33:24.271573+00:00"},{"alias_kind":"pith_short_8","alias_value":"PYZRSNV5","created_at":"2026-05-18T12:33:24.271573+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/PYZRSNV5GAQBM6O2DZDGG4CDC7","json":"https://pith.science/pith/PYZRSNV5GAQBM6O2DZDGG4CDC7.json","graph_json":"https://pith.science/api/pith-number/PYZRSNV5GAQBM6O2DZDGG4CDC7/graph.json","events_json":"https://pith.science/api/pith-number/PYZRSNV5GAQBM6O2DZDGG4CDC7/events.json","paper":"https://pith.science/paper/PYZRSNV5"},"agent_actions":{"view_html":"https://pith.science/pith/PYZRSNV5GAQBM6O2DZDGG4CDC7","download_json":"https://pith.science/pith/PYZRSNV5GAQBM6O2DZDGG4CDC7.json","view_paper":"https://pith.science/paper/PYZRSNV5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.00352&json=true","fetch_graph":"https://pith.science/api/pith-number/PYZRSNV5GAQBM6O2DZDGG4CDC7/graph.json","fetch_events":"https://pith.science/api/pith-number/PYZRSNV5GAQBM6O2DZDGG4CDC7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PYZRSNV5GAQBM6O2DZDGG4CDC7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PYZRSNV5GAQBM6O2DZDGG4CDC7/action/storage_attestation","attest_author":"https://pith.science/pith/PYZRSNV5GAQBM6O2DZDGG4CDC7/action/author_attestation","sign_citation":"https://pith.science/pith/PYZRSNV5GAQBM6O2DZDGG4CDC7/action/citation_signature","submit_replication":"https://pith.science/pith/PYZRSNV5GAQBM6O2DZDGG4CDC7/action/replication_record"}},"created_at":"2026-05-17T23:57:04.123665+00:00","updated_at":"2026-05-17T23:57:04.123665+00:00"}