{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2001:RZP3RVPLJU7AZ2WVENR36YQHIJ","short_pith_number":"pith:RZP3RVPL","schema_version":"1.0","canonical_sha256":"8e5fb8d5eb4d3e0cead52363bf620742567b80d8109d817963fd3c28c40ebfcd","source":{"kind":"arxiv","id":"hep-ph/0109160","version":1},"attestation_state":"computed","paper":{"title":"A statistical approach for polarized parton distributions","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"C. Bourrely, F. Buccella, J. Soffer","submitted_at":"2001-09-18T13:43:07Z","abstract_excerpt":"A global next-to-leading order QCD analysis of unpolarized and polarized deep-inelastic scattering data is performed with parton distributions constructed in a statistical physical picture of the nucleon. The chiral properties of QCD lead to strong relations between quarks and antiquarks distributions and the importance of the Pauli exclusion principle is also emphasized. We obtain a good description, in a broad range of $x$ and $Q^2$, of all measured structure functions in terms of very few free parameters. We stress the fact that at RHIC-BNL the ratio of the unpolarized cross sections for 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":"hep-ph/0109160","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2001-09-18T13:43:07Z","cross_cats_sorted":[],"title_canon_sha256":"5a20a0007fd9941ef4a5990fec466a0b70d6c03c221cccd019beaf5c7a748232","abstract_canon_sha256":"1293430ebb36f0072108b697f07eeef8676417f20a226bf359311d8643aedfaa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:13:26.363436Z","signature_b64":"bxz4Y2/v8rX61d67aTcytAF3/N2NI9M2pMeX5KAoxukKTppBTPAXXtT31MC8dR18yUOgd7jbwmpT7y4KSjhjAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8e5fb8d5eb4d3e0cead52363bf620742567b80d8109d817963fd3c28c40ebfcd","last_reissued_at":"2026-05-18T04:13:26.362900Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:13:26.362900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A statistical approach for polarized parton distributions","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"C. Bourrely, F. Buccella, J. Soffer","submitted_at":"2001-09-18T13:43:07Z","abstract_excerpt":"A global next-to-leading order QCD analysis of unpolarized and polarized deep-inelastic scattering data is performed with parton distributions constructed in a statistical physical picture of the nucleon. The chiral properties of QCD lead to strong relations between quarks and antiquarks distributions and the importance of the Pauli exclusion principle is also emphasized. We obtain a good description, in a broad range of $x$ and $Q^2$, of all measured structure functions in terms of very few free parameters. We stress the fact that at RHIC-BNL the ratio of the unpolarized cross sections for th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0109160","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":"hep-ph/0109160","created_at":"2026-05-18T04:13:26.362991+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0109160v1","created_at":"2026-05-18T04:13:26.362991+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0109160","created_at":"2026-05-18T04:13:26.362991+00:00"},{"alias_kind":"pith_short_12","alias_value":"RZP3RVPLJU7A","created_at":"2026-05-18T12:25:50.845339+00:00"},{"alias_kind":"pith_short_16","alias_value":"RZP3RVPLJU7AZ2WV","created_at":"2026-05-18T12:25:50.845339+00:00"},{"alias_kind":"pith_short_8","alias_value":"RZP3RVPL","created_at":"2026-05-18T12:25:50.845339+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/RZP3RVPLJU7AZ2WVENR36YQHIJ","json":"https://pith.science/pith/RZP3RVPLJU7AZ2WVENR36YQHIJ.json","graph_json":"https://pith.science/api/pith-number/RZP3RVPLJU7AZ2WVENR36YQHIJ/graph.json","events_json":"https://pith.science/api/pith-number/RZP3RVPLJU7AZ2WVENR36YQHIJ/events.json","paper":"https://pith.science/paper/RZP3RVPL"},"agent_actions":{"view_html":"https://pith.science/pith/RZP3RVPLJU7AZ2WVENR36YQHIJ","download_json":"https://pith.science/pith/RZP3RVPLJU7AZ2WVENR36YQHIJ.json","view_paper":"https://pith.science/paper/RZP3RVPL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/0109160&json=true","fetch_graph":"https://pith.science/api/pith-number/RZP3RVPLJU7AZ2WVENR36YQHIJ/graph.json","fetch_events":"https://pith.science/api/pith-number/RZP3RVPLJU7AZ2WVENR36YQHIJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RZP3RVPLJU7AZ2WVENR36YQHIJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RZP3RVPLJU7AZ2WVENR36YQHIJ/action/storage_attestation","attest_author":"https://pith.science/pith/RZP3RVPLJU7AZ2WVENR36YQHIJ/action/author_attestation","sign_citation":"https://pith.science/pith/RZP3RVPLJU7AZ2WVENR36YQHIJ/action/citation_signature","submit_replication":"https://pith.science/pith/RZP3RVPLJU7AZ2WVENR36YQHIJ/action/replication_record"}},"created_at":"2026-05-18T04:13:26.362991+00:00","updated_at":"2026-05-18T04:13:26.362991+00:00"}