{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:DTDH23M4QELBVM3Z3XA4BQN5OO","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"4308b537a0b002e0b54e2d954dc0ea140b0b3d464fbce952daffd49f5f8e78e9","cross_cats_sorted":["hep-ex"],"license":"","primary_cat":"hep-ph","submitted_at":"2000-10-22T19:08:12Z","title_canon_sha256":"3ddfa88a5c27db3fa5376cb734fa14c7e7d5880bca0c14eca5d27ecdaaef502e"},"schema_version":"1.0","source":{"id":"hep-ph/0010261","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0010261","created_at":"2026-05-18T01:06:15Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0010261v1","created_at":"2026-05-18T01:06:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0010261","created_at":"2026-05-18T01:06:15Z"},{"alias_kind":"pith_short_12","alias_value":"DTDH23M4QELB","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"DTDH23M4QELBVM3Z","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"DTDH23M4","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:649643769312888d9bc9bf3b847accb8dcf6a3b9718b77cdfc8010dc0069ef92","target":"graph","created_at":"2026-05-18T01:06:15Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"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.","authors_text":"E. De Sanctis, K.A. Oganessyan, N. Bianchi, W.-D. Nowak","cross_cats":["hep-ex"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2000-10-22T19:08:12Z","title":"Investigation of single spin asymmetries in pi^{+} electroproduction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0010261","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:10787ae39c9d448b0efee03a808010f07a323a2fc975c0a34335b46f5e4c0592","target":"record","created_at":"2026-05-18T01:06:15Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"4308b537a0b002e0b54e2d954dc0ea140b0b3d464fbce952daffd49f5f8e78e9","cross_cats_sorted":["hep-ex"],"license":"","primary_cat":"hep-ph","submitted_at":"2000-10-22T19:08:12Z","title_canon_sha256":"3ddfa88a5c27db3fa5376cb734fa14c7e7d5880bca0c14eca5d27ecdaaef502e"},"schema_version":"1.0","source":{"id":"hep-ph/0010261","kind":"arxiv","version":1}},"canonical_sha256":"1cc67d6d9c81161ab379ddc1c0c1bd73b03852d01768718ce0abf6169b072d4c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1cc67d6d9c81161ab379ddc1c0c1bd73b03852d01768718ce0abf6169b072d4c","first_computed_at":"2026-05-18T01:06:15.337421Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:06:15.337421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3tXY3TiOxMynv4kg5m7SBzStvaBBmB4uXAqJkv6DyCEXb4hUnc0C6yITnwpwqBNXrMFd43w9KnEobUsO1fppCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:06:15.337903Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0010261","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:10787ae39c9d448b0efee03a808010f07a323a2fc975c0a34335b46f5e4c0592","sha256:649643769312888d9bc9bf3b847accb8dcf6a3b9718b77cdfc8010dc0069ef92"],"state_sha256":"7d93bfe3c59c14f45764064ede6666eb10ad0c17acc62247bd551f45f6b428c9"}