{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:DTJ4WNNC7LWBTPDFRYRERSKTMY","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":"31eabc708a8e70582871330c856481d499d960cfdf15a5ad03f00220b6213626","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-18T10:02:30Z","title_canon_sha256":"3a528757228675231c62babdf5359223c2fad13461b6f542c57c12c6597b7f9d"},"schema_version":"1.0","source":{"id":"1712.06318","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.06318","created_at":"2026-05-17T23:51:06Z"},{"alias_kind":"arxiv_version","alias_value":"1712.06318v4","created_at":"2026-05-17T23:51:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.06318","created_at":"2026-05-17T23:51:06Z"},{"alias_kind":"pith_short_12","alias_value":"DTJ4WNNC7LWB","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_16","alias_value":"DTJ4WNNC7LWBTPDF","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_8","alias_value":"DTJ4WNNC","created_at":"2026-05-18T12:31:12Z"}],"graph_snapshots":[{"event_id":"sha256:b2c8976d55e36807605afa8eb4a24d5c05ac39b869a28ad467ef1f17e8b9e71d","target":"graph","created_at":"2026-05-17T23:51:06Z","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":"We study the cross section \\sigma and Forward-Backward asymmetry A_{FB} in the process pp \\to \\gamma^*,Z \\to \\ell^+\\ell^- (with \\ell=e,\\mu) for determinations of Parton Distribution Functions (PDFs) of the proton. We show that, once mapped in the invariant mass of the di-lepton final state, M({\\ell\\ell}), both observables, \\sigma and A_{FB}, display a statistical error which is presently competitive with that assigned to the existing PDF sets and which will rapidly become smaller than the latter as the luminosity being accumulated at Run-II of the LHC grows. This statement is applicable to bot","authors_text":"E. Accomando, F. Hautmann, J. Fiaschi, S. Moretti","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-18T10:02:30Z","title":"Constraining Parton Distribution Functions from Neutral Current Drell-Yan Measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.06318","kind":"arxiv","version":4},"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":"sha256:19fcc7f57a9b927082b7aff97b8bf9851b616eb0c9ef25246119767fdea9cf5a","target":"record","created_at":"2026-05-17T23:51:06Z","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":"31eabc708a8e70582871330c856481d499d960cfdf15a5ad03f00220b6213626","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-12-18T10:02:30Z","title_canon_sha256":"3a528757228675231c62babdf5359223c2fad13461b6f542c57c12c6597b7f9d"},"schema_version":"1.0","source":{"id":"1712.06318","kind":"arxiv","version":4}},"canonical_sha256":"1cd3cb35a2faec19bc658e2248c953660924a02285e15edec9a178db2a273aa5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1cd3cb35a2faec19bc658e2248c953660924a02285e15edec9a178db2a273aa5","first_computed_at":"2026-05-17T23:51:06.129284Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:06.129284Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"T2ldfJH1DfJ4iVuShkwhV7YUcYOuD1V6RLhyfJbo9NitWNDNV7HS7uBiHm/3fMDcUApvT3SsjycmRXGxxoBNAA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:06.129839Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.06318","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:19fcc7f57a9b927082b7aff97b8bf9851b616eb0c9ef25246119767fdea9cf5a","sha256:b2c8976d55e36807605afa8eb4a24d5c05ac39b869a28ad467ef1f17e8b9e71d"],"state_sha256":"59a668928ec1c60e899b953d3ef14f8fd64be31143883cefe9b5e6a1c76e35aa"}