{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2000:DTDH23M4QELBVM3Z3XA4BQN5OO","short_pith_number":"pith:DTDH23M4","schema_version":"1.0","canonical_sha256":"1cc67d6d9c81161ab379ddc1c0c1bd73b03852d01768718ce0abf6169b072d4c","source":{"kind":"arxiv","id":"hep-ph/0010261","version":1},"attestation_state":"computed","paper":{"title":"Investigation of single spin asymmetries in pi^{+} electroproduction","license":"","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"E. De Sanctis, K.A. Oganessyan, N. Bianchi, W.-D. Nowak","submitted_at":"2000-10-22T19:08:12Z","abstract_excerpt":"The azimuthal single target-spin asymmetries for pi^{+} production in semi-inclusive deep inelastic scattering of leptons off longitudinally polarized protons are evaluated using two main approaches available in the literature. It is shown that the approximation where the twist-2 transverse quark spin distribution in the longitudinally polarized nucleon is small enough to be neglected leads to a consistent description of all existing asymmetries observed by the HERMES experiment."},"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/0010261","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2000-10-22T19:08:12Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"3ddfa88a5c27db3fa5376cb734fa14c7e7d5880bca0c14eca5d27ecdaaef502e","abstract_canon_sha256":"4308b537a0b002e0b54e2d954dc0ea140b0b3d464fbce952daffd49f5f8e78e9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:15.337903Z","signature_b64":"3tXY3TiOxMynv4kg5m7SBzStvaBBmB4uXAqJkv6DyCEXb4hUnc0C6yITnwpwqBNXrMFd43w9KnEobUsO1fppCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1cc67d6d9c81161ab379ddc1c0c1bd73b03852d01768718ce0abf6169b072d4c","last_reissued_at":"2026-05-18T01:06:15.337421Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:15.337421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Investigation of single spin asymmetries in pi^{+} electroproduction","license":"","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"E. De Sanctis, K.A. Oganessyan, N. Bianchi, W.-D. Nowak","submitted_at":"2000-10-22T19:08:12Z","abstract_excerpt":"The azimuthal single target-spin asymmetries for pi^{+} production in semi-inclusive deep inelastic scattering of leptons off longitudinally polarized protons are evaluated using two main approaches available in the literature. It is shown that the approximation where the twist-2 transverse quark spin distribution in the longitudinally polarized nucleon is small enough to be neglected leads to a consistent description of all existing asymmetries observed by the HERMES experiment."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0010261","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/0010261","created_at":"2026-05-18T01:06:15.337498+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0010261v1","created_at":"2026-05-18T01:06:15.337498+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0010261","created_at":"2026-05-18T01:06:15.337498+00:00"},{"alias_kind":"pith_short_12","alias_value":"DTDH23M4QELB","created_at":"2026-05-18T12:25:49.631198+00:00"},{"alias_kind":"pith_short_16","alias_value":"DTDH23M4QELBVM3Z","created_at":"2026-05-18T12:25:49.631198+00:00"},{"alias_kind":"pith_short_8","alias_value":"DTDH23M4","created_at":"2026-05-18T12:25:49.631198+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/DTDH23M4QELBVM3Z3XA4BQN5OO","json":"https://pith.science/pith/DTDH23M4QELBVM3Z3XA4BQN5OO.json","graph_json":"https://pith.science/api/pith-number/DTDH23M4QELBVM3Z3XA4BQN5OO/graph.json","events_json":"https://pith.science/api/pith-number/DTDH23M4QELBVM3Z3XA4BQN5OO/events.json","paper":"https://pith.science/paper/DTDH23M4"},"agent_actions":{"view_html":"https://pith.science/pith/DTDH23M4QELBVM3Z3XA4BQN5OO","download_json":"https://pith.science/pith/DTDH23M4QELBVM3Z3XA4BQN5OO.json","view_paper":"https://pith.science/paper/DTDH23M4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/0010261&json=true","fetch_graph":"https://pith.science/api/pith-number/DTDH23M4QELBVM3Z3XA4BQN5OO/graph.json","fetch_events":"https://pith.science/api/pith-number/DTDH23M4QELBVM3Z3XA4BQN5OO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DTDH23M4QELBVM3Z3XA4BQN5OO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DTDH23M4QELBVM3Z3XA4BQN5OO/action/storage_attestation","attest_author":"https://pith.science/pith/DTDH23M4QELBVM3Z3XA4BQN5OO/action/author_attestation","sign_citation":"https://pith.science/pith/DTDH23M4QELBVM3Z3XA4BQN5OO/action/citation_signature","submit_replication":"https://pith.science/pith/DTDH23M4QELBVM3Z3XA4BQN5OO/action/replication_record"}},"created_at":"2026-05-18T01:06:15.337498+00:00","updated_at":"2026-05-18T01:06:15.337498+00:00"}