{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:Q6VVAMEV2DWJNGCY642E4WWRBW","short_pith_number":"pith:Q6VVAMEV","schema_version":"1.0","canonical_sha256":"87ab503095d0ec969858f7344e5ad10d8c05310be54d21b9a441d6c5e8a36a46","source":{"kind":"arxiv","id":"1108.3955","version":1},"attestation_state":"computed","paper":{"title":"Global analysis of helicity PDFs: past - present - future","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"D. de Florian, M. Stratmann, R. Sassot, W. Vogelsang","submitted_at":"2011-08-19T12:20:56Z","abstract_excerpt":"We discuss the current status of the DSSV global analysis of helicity-dependent parton densities. A comparison with recent semi-inclusive DIS data from COMPASS is presented, and constraints on the polarized strangeness density are examined in some detail."},"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":"1108.3955","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-19T12:20:56Z","cross_cats_sorted":[],"title_canon_sha256":"2f65738631bdf6dfdbb92f5b30ef387a5fe2718ca8dfcb8224a2efbceff27ceb","abstract_canon_sha256":"cb406d0a02f54aa0b7322f69a7d5f07ad09d60f64d077a01f18d8176d205eba6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:15:05.833933Z","signature_b64":"CrUfsNT/Ba8dwq+faN9ZYGKvIPmn+n2ShVCOLDpqaiKzQEdCeNHjNv12VnxP+v5cGsJVVOAMBw1GSh5HNWvkAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"87ab503095d0ec969858f7344e5ad10d8c05310be54d21b9a441d6c5e8a36a46","last_reissued_at":"2026-05-18T04:15:05.833169Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:15:05.833169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Global analysis of helicity PDFs: past - present - future","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"D. de Florian, M. Stratmann, R. Sassot, W. Vogelsang","submitted_at":"2011-08-19T12:20:56Z","abstract_excerpt":"We discuss the current status of the DSSV global analysis of helicity-dependent parton densities. A comparison with recent semi-inclusive DIS data from COMPASS is presented, and constraints on the polarized strangeness density are examined in some detail."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.3955","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":"1108.3955","created_at":"2026-05-18T04:15:05.833298+00:00"},{"alias_kind":"arxiv_version","alias_value":"1108.3955v1","created_at":"2026-05-18T04:15:05.833298+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.3955","created_at":"2026-05-18T04:15:05.833298+00:00"},{"alias_kind":"pith_short_12","alias_value":"Q6VVAMEV2DWJ","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_16","alias_value":"Q6VVAMEV2DWJNGCY","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_8","alias_value":"Q6VVAMEV","created_at":"2026-05-18T12:26:39.201973+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/Q6VVAMEV2DWJNGCY642E4WWRBW","json":"https://pith.science/pith/Q6VVAMEV2DWJNGCY642E4WWRBW.json","graph_json":"https://pith.science/api/pith-number/Q6VVAMEV2DWJNGCY642E4WWRBW/graph.json","events_json":"https://pith.science/api/pith-number/Q6VVAMEV2DWJNGCY642E4WWRBW/events.json","paper":"https://pith.science/paper/Q6VVAMEV"},"agent_actions":{"view_html":"https://pith.science/pith/Q6VVAMEV2DWJNGCY642E4WWRBW","download_json":"https://pith.science/pith/Q6VVAMEV2DWJNGCY642E4WWRBW.json","view_paper":"https://pith.science/paper/Q6VVAMEV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1108.3955&json=true","fetch_graph":"https://pith.science/api/pith-number/Q6VVAMEV2DWJNGCY642E4WWRBW/graph.json","fetch_events":"https://pith.science/api/pith-number/Q6VVAMEV2DWJNGCY642E4WWRBW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Q6VVAMEV2DWJNGCY642E4WWRBW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Q6VVAMEV2DWJNGCY642E4WWRBW/action/storage_attestation","attest_author":"https://pith.science/pith/Q6VVAMEV2DWJNGCY642E4WWRBW/action/author_attestation","sign_citation":"https://pith.science/pith/Q6VVAMEV2DWJNGCY642E4WWRBW/action/citation_signature","submit_replication":"https://pith.science/pith/Q6VVAMEV2DWJNGCY642E4WWRBW/action/replication_record"}},"created_at":"2026-05-18T04:15:05.833298+00:00","updated_at":"2026-05-18T04:15:05.833298+00:00"}