{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:QEH4M4TAXGYNOZQTD7MWCQZ3C6","short_pith_number":"pith:QEH4M4TA","schema_version":"1.0","canonical_sha256":"810fc67260b9b0d766131fd961433b1792892a49298cbd2ba8a0ac43639aa598","source":{"kind":"arxiv","id":"1109.6472","version":1},"attestation_state":"computed","paper":{"title":"Transversity studies with protons and light nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Sergio Scopetta","submitted_at":"2011-09-29T10:51:54Z","abstract_excerpt":"A general formalism to evaluate time-reversal odd transverse momentum dependent parton distributions (T-odd TMDS) is reviewed and applied to the calculation of the leading-twist quantities, i.e., the Sivers and the Boer-Mulders functions. Two different models of the proton structure, namely a non relativistic constituent quark model and the MIT bag model, have been used. The results obtained in both frameworks fulfill the Burkardt sum rule to a large extent. The calculation of nuclear effects in the extraction of neutron single spin asymmetries in semi-inclusive deep inelastic scattering off t"},"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":"1109.6472","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-09-29T10:51:54Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"86249505f8a92e2826bbb68fafcc1b6915a1bedbc91f2588823c2ede5f9a2fdd","abstract_canon_sha256":"816250b103091ebe0ea7a6af9a01acce8839387a603b3cf7a31145ce3011d18b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:21.621283Z","signature_b64":"elTe51DyDdmS6WSVMmDCa7298ZveIPnSMhx63vVUMNp6KaoordPfa3XJ3+kSxhDo/ejhiULF8g7PCuaU0UomCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"810fc67260b9b0d766131fd961433b1792892a49298cbd2ba8a0ac43639aa598","last_reissued_at":"2026-05-18T02:00:21.620647Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:21.620647Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Transversity studies with protons and light nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Sergio Scopetta","submitted_at":"2011-09-29T10:51:54Z","abstract_excerpt":"A general formalism to evaluate time-reversal odd transverse momentum dependent parton distributions (T-odd TMDS) is reviewed and applied to the calculation of the leading-twist quantities, i.e., the Sivers and the Boer-Mulders functions. Two different models of the proton structure, namely a non relativistic constituent quark model and the MIT bag model, have been used. The results obtained in both frameworks fulfill the Burkardt sum rule to a large extent. The calculation of nuclear effects in the extraction of neutron single spin asymmetries in semi-inclusive deep inelastic scattering off t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.6472","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":"1109.6472","created_at":"2026-05-18T02:00:21.620758+00:00"},{"alias_kind":"arxiv_version","alias_value":"1109.6472v1","created_at":"2026-05-18T02:00:21.620758+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.6472","created_at":"2026-05-18T02:00:21.620758+00:00"},{"alias_kind":"pith_short_12","alias_value":"QEH4M4TAXGYN","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_16","alias_value":"QEH4M4TAXGYNOZQT","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_8","alias_value":"QEH4M4TA","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/QEH4M4TAXGYNOZQTD7MWCQZ3C6","json":"https://pith.science/pith/QEH4M4TAXGYNOZQTD7MWCQZ3C6.json","graph_json":"https://pith.science/api/pith-number/QEH4M4TAXGYNOZQTD7MWCQZ3C6/graph.json","events_json":"https://pith.science/api/pith-number/QEH4M4TAXGYNOZQTD7MWCQZ3C6/events.json","paper":"https://pith.science/paper/QEH4M4TA"},"agent_actions":{"view_html":"https://pith.science/pith/QEH4M4TAXGYNOZQTD7MWCQZ3C6","download_json":"https://pith.science/pith/QEH4M4TAXGYNOZQTD7MWCQZ3C6.json","view_paper":"https://pith.science/paper/QEH4M4TA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1109.6472&json=true","fetch_graph":"https://pith.science/api/pith-number/QEH4M4TAXGYNOZQTD7MWCQZ3C6/graph.json","fetch_events":"https://pith.science/api/pith-number/QEH4M4TAXGYNOZQTD7MWCQZ3C6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QEH4M4TAXGYNOZQTD7MWCQZ3C6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QEH4M4TAXGYNOZQTD7MWCQZ3C6/action/storage_attestation","attest_author":"https://pith.science/pith/QEH4M4TAXGYNOZQTD7MWCQZ3C6/action/author_attestation","sign_citation":"https://pith.science/pith/QEH4M4TAXGYNOZQTD7MWCQZ3C6/action/citation_signature","submit_replication":"https://pith.science/pith/QEH4M4TAXGYNOZQTD7MWCQZ3C6/action/replication_record"}},"created_at":"2026-05-18T02:00:21.620758+00:00","updated_at":"2026-05-18T02:00:21.620758+00:00"}