{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:TW5FNPEK3MURT3N4OFWB7F6F4C","short_pith_number":"pith:TW5FNPEK","schema_version":"1.0","canonical_sha256":"9dba56bc8adb2919edbc716c1f97c5e0ab727279a30946bcf00ca956cabaa8cc","source":{"kind":"arxiv","id":"1408.6850","version":2},"attestation_state":"computed","paper":{"title":"The moment $\\langle x\\rangle_{u-d}$ of the nucleon from $N_f=2$ lattice QCD down to nearly physical quark masses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Andreas Sch\\\"afer, Andr\\'e Sternbeck, Benjamin Gl\\\"a{\\ss}le, Gunnar S. Bali, Johannes Najjar, Meinulf G\\\"ockeler, Rainer W. Schiel, Rudolf H. R\\\"odl, Sara Collins, Wolfgang S\\\"oldner","submitted_at":"2014-08-28T20:07:15Z","abstract_excerpt":"We present an update of our analysis [1] which includes additional ensembles at different quark masses, lattice spacings and volumes, all with high statistics. We use $N_f=2$ mass-degenerate quark flavours, employing the non-perturbatively improved clover action. The lattice matrix elements are converted to the $\\overline{\\rm MS}$ scheme via renormalization factors determined non-perturbatively in the RI$^\\prime$-MOM scheme. We have systematically investigated excited state contributions, in particular, at the smallest, near physical, pion mass. While our results~(with much increased precision"},"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":"1408.6850","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2014-08-28T20:07:15Z","cross_cats_sorted":[],"title_canon_sha256":"e9ffdb3451b452b23daebaa8cb9db8dd7bfea8fc64d95da67affc1696477376e","abstract_canon_sha256":"ae196c15a690a21ac15c87d19709210fd8e458e08e386c61d2b69d6fbad1d2a1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:38:38.763089Z","signature_b64":"5mqkjwhLydeBNWXsDkACyxjIGXatiNHF9zFSe1k2sxG1fd4gqmiqIePNOemSJhIgi1SPct3haV3buEJcXWbeDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9dba56bc8adb2919edbc716c1f97c5e0ab727279a30946bcf00ca956cabaa8cc","last_reissued_at":"2026-05-18T02:38:38.762684Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:38:38.762684Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The moment $\\langle x\\rangle_{u-d}$ of the nucleon from $N_f=2$ lattice QCD down to nearly physical quark masses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Andreas Sch\\\"afer, Andr\\'e Sternbeck, Benjamin Gl\\\"a{\\ss}le, Gunnar S. Bali, Johannes Najjar, Meinulf G\\\"ockeler, Rainer W. Schiel, Rudolf H. R\\\"odl, Sara Collins, Wolfgang S\\\"oldner","submitted_at":"2014-08-28T20:07:15Z","abstract_excerpt":"We present an update of our analysis [1] which includes additional ensembles at different quark masses, lattice spacings and volumes, all with high statistics. We use $N_f=2$ mass-degenerate quark flavours, employing the non-perturbatively improved clover action. The lattice matrix elements are converted to the $\\overline{\\rm MS}$ scheme via renormalization factors determined non-perturbatively in the RI$^\\prime$-MOM scheme. We have systematically investigated excited state contributions, in particular, at the smallest, near physical, pion mass. While our results~(with much increased precision"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.6850","kind":"arxiv","version":2},"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":"1408.6850","created_at":"2026-05-18T02:38:38.762743+00:00"},{"alias_kind":"arxiv_version","alias_value":"1408.6850v2","created_at":"2026-05-18T02:38:38.762743+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.6850","created_at":"2026-05-18T02:38:38.762743+00:00"},{"alias_kind":"pith_short_12","alias_value":"TW5FNPEK3MUR","created_at":"2026-05-18T12:28:52.271510+00:00"},{"alias_kind":"pith_short_16","alias_value":"TW5FNPEK3MURT3N4","created_at":"2026-05-18T12:28:52.271510+00:00"},{"alias_kind":"pith_short_8","alias_value":"TW5FNPEK","created_at":"2026-05-18T12:28:52.271510+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.02808","citing_title":"Third moments of nucleon unpolarized, polarized, and transversity parton distribution functions from physical-point lattice QCD","ref_index":54,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C","json":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C.json","graph_json":"https://pith.science/api/pith-number/TW5FNPEK3MURT3N4OFWB7F6F4C/graph.json","events_json":"https://pith.science/api/pith-number/TW5FNPEK3MURT3N4OFWB7F6F4C/events.json","paper":"https://pith.science/paper/TW5FNPEK"},"agent_actions":{"view_html":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C","download_json":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C.json","view_paper":"https://pith.science/paper/TW5FNPEK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1408.6850&json=true","fetch_graph":"https://pith.science/api/pith-number/TW5FNPEK3MURT3N4OFWB7F6F4C/graph.json","fetch_events":"https://pith.science/api/pith-number/TW5FNPEK3MURT3N4OFWB7F6F4C/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C/action/storage_attestation","attest_author":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C/action/author_attestation","sign_citation":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C/action/citation_signature","submit_replication":"https://pith.science/pith/TW5FNPEK3MURT3N4OFWB7F6F4C/action/replication_record"}},"created_at":"2026-05-18T02:38:38.762743+00:00","updated_at":"2026-05-18T02:38:38.762743+00:00"}