{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:ZAI5K7N7JSPSLZPKKL7OOIQUSE","short_pith_number":"pith:ZAI5K7N7","schema_version":"1.0","canonical_sha256":"c811d57dbf4c9f25e5ea52fee72214911cf2899a1de23f874dcac58193054a4f","source":{"kind":"arxiv","id":"1304.4427","version":2},"attestation_state":"computed","paper":{"title":"Lambda Polarization in Peripheral Heavy Ion Collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"D. J. Wang, F. Becattini, L. Csernai","submitted_at":"2013-04-16T13:07:26Z","abstract_excerpt":"We predict the polarization of Lambda and antiLambda hyperons in peripheral heavy ion collisions at ultrarelativistic energy, based on the assumption of local thermodynamical equilibrium at freeze-out. The polarization vector is proportional to the curl of the inverse temperature four-vector field and its length, of the order of percents, is maximal for particle with moderately high momentum lying on the reaction plane. A selective measurement of these particles could make Lambda polarization detectable."},"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":"1304.4427","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-04-16T13:07:26Z","cross_cats_sorted":[],"title_canon_sha256":"4dfbf625ed1a3a611322296d534d5603068929e7a66e2b12296612a6f02adf9e","abstract_canon_sha256":"37ffcdaff0c5af429cf314015c5909a53ef1f41e5757ab4b672974bc682e58a5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:06:42.944193Z","signature_b64":"CXAQUyUNNgCTQFupL9cNhwsk5KCfTowbo/b5hSEVNXpNanMfJD0YTcE2iEy45aib8vhNDuW8f3Fma2iTo2yeDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c811d57dbf4c9f25e5ea52fee72214911cf2899a1de23f874dcac58193054a4f","last_reissued_at":"2026-05-18T03:06:42.943682Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:06:42.943682Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Lambda Polarization in Peripheral Heavy Ion Collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"D. J. Wang, F. Becattini, L. Csernai","submitted_at":"2013-04-16T13:07:26Z","abstract_excerpt":"We predict the polarization of Lambda and antiLambda hyperons in peripheral heavy ion collisions at ultrarelativistic energy, based on the assumption of local thermodynamical equilibrium at freeze-out. The polarization vector is proportional to the curl of the inverse temperature four-vector field and its length, of the order of percents, is maximal for particle with moderately high momentum lying on the reaction plane. A selective measurement of these particles could make Lambda polarization detectable."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.4427","kind":"arxiv","version":2},"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":"1304.4427","created_at":"2026-05-18T03:06:42.943774+00:00"},{"alias_kind":"arxiv_version","alias_value":"1304.4427v2","created_at":"2026-05-18T03:06:42.943774+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.4427","created_at":"2026-05-18T03:06:42.943774+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZAI5K7N7JSPS","created_at":"2026-05-18T12:28:09.283467+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZAI5K7N7JSPSLZPK","created_at":"2026-05-18T12:28:09.283467+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZAI5K7N7","created_at":"2026-05-18T12:28:09.283467+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/ZAI5K7N7JSPSLZPKKL7OOIQUSE","json":"https://pith.science/pith/ZAI5K7N7JSPSLZPKKL7OOIQUSE.json","graph_json":"https://pith.science/api/pith-number/ZAI5K7N7JSPSLZPKKL7OOIQUSE/graph.json","events_json":"https://pith.science/api/pith-number/ZAI5K7N7JSPSLZPKKL7OOIQUSE/events.json","paper":"https://pith.science/paper/ZAI5K7N7"},"agent_actions":{"view_html":"https://pith.science/pith/ZAI5K7N7JSPSLZPKKL7OOIQUSE","download_json":"https://pith.science/pith/ZAI5K7N7JSPSLZPKKL7OOIQUSE.json","view_paper":"https://pith.science/paper/ZAI5K7N7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1304.4427&json=true","fetch_graph":"https://pith.science/api/pith-number/ZAI5K7N7JSPSLZPKKL7OOIQUSE/graph.json","fetch_events":"https://pith.science/api/pith-number/ZAI5K7N7JSPSLZPKKL7OOIQUSE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZAI5K7N7JSPSLZPKKL7OOIQUSE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZAI5K7N7JSPSLZPKKL7OOIQUSE/action/storage_attestation","attest_author":"https://pith.science/pith/ZAI5K7N7JSPSLZPKKL7OOIQUSE/action/author_attestation","sign_citation":"https://pith.science/pith/ZAI5K7N7JSPSLZPKKL7OOIQUSE/action/citation_signature","submit_replication":"https://pith.science/pith/ZAI5K7N7JSPSLZPKKL7OOIQUSE/action/replication_record"}},"created_at":"2026-05-18T03:06:42.943774+00:00","updated_at":"2026-05-18T03:06:42.943774+00:00"}