{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:73FGFQZHTR7X46GHILOVGEKTHI","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":"f3d12ba04ea76ce723016bba5d443e4a138aee6f1943359ebf6464943558287c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2018-11-27T16:48:53Z","title_canon_sha256":"35983d878aaed7dea992f589ac8c2332a0bbcc5e3c57b2ce5c343f316177d740"},"schema_version":"1.0","source":{"id":"1811.11094","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.11094","created_at":"2026-05-17T23:52:04Z"},{"alias_kind":"arxiv_version","alias_value":"1811.11094v2","created_at":"2026-05-17T23:52:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.11094","created_at":"2026-05-17T23:52:04Z"},{"alias_kind":"pith_short_12","alias_value":"73FGFQZHTR7X","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"73FGFQZHTR7X46GH","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"73FGFQZH","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:337d096d08dbfa10bd7a0882bd71de7ed6a26c76e95e421ee675051119f1cf09","target":"graph","created_at":"2026-05-17T23:52:04Z","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 inclusive production of four isolated charged leptons in $pp$ collisions is analysed for the presence of hard double-parton scattering, using 20.2 fb$^{-1}$ of data recorded in the ATLAS detector at the LHC at centre-of-mass energy $\\sqrt{s}$ = 8 TeV. In the four-lepton invariant-mass range of $80<m_{4\\ell}<1000$ GeV, an artificial neural network is used to enhance the separation between single- and double-parton scattering based on the kinematics of the four leptons in the final state. An upper limit on the fraction of events originating from double-parton scattering is determined at 95% ","authors_text":"ATLAS Collaboration","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2018-11-27T16:48:53Z","title":"Study of the hard double-parton scattering contribution to inclusive four-lepton production in $pp$ collisions at $\\sqrt{s}$ = 8 TeV with the ATLAS detector"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.11094","kind":"arxiv","version":2},"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":"sha256:090e7690b68ceeb46247ba0e556011275c9f7701f9e2f84e8d2ee27a3b961857","target":"record","created_at":"2026-05-17T23:52:04Z","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":"f3d12ba04ea76ce723016bba5d443e4a138aee6f1943359ebf6464943558287c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2018-11-27T16:48:53Z","title_canon_sha256":"35983d878aaed7dea992f589ac8c2332a0bbcc5e3c57b2ce5c343f316177d740"},"schema_version":"1.0","source":{"id":"1811.11094","kind":"arxiv","version":2}},"canonical_sha256":"feca62c3279c7f7e78c742dd5311533a0696e1f61a20802a7e2ac6b4a0d7c238","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"feca62c3279c7f7e78c742dd5311533a0696e1f61a20802a7e2ac6b4a0d7c238","first_computed_at":"2026-05-17T23:52:04.031994Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:52:04.031994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FoAVj74tk9S+Z+eO9VvdTiUZHGvbZdGuzKVby+a2Rx3sjBj29pDg5kq1uh8qu7s4vs0cNGVgjxM/934dXrX7Bg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:52:04.032500Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.11094","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:090e7690b68ceeb46247ba0e556011275c9f7701f9e2f84e8d2ee27a3b961857","sha256:337d096d08dbfa10bd7a0882bd71de7ed6a26c76e95e421ee675051119f1cf09"],"state_sha256":"71582426d4ff37b7a35c09bb347ea0be4af9bccb2fc3417f2880feb76d85204a"}