{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:I6PWQK3UN6AEHQKF6UBAFAJ5SH","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":"022d6692470788a498c15c203eafdb2d3516281fbb855e9af0c381829f148038","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-08-02T11:00:01Z","title_canon_sha256":"926c16081e4c9fc8555b35acbb27a04e88f312106859a00238bb285f0d592de8"},"schema_version":"1.0","source":{"id":"1608.00765","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.00765","created_at":"2026-05-18T00:52:58Z"},{"alias_kind":"arxiv_version","alias_value":"1608.00765v2","created_at":"2026-05-18T00:52:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.00765","created_at":"2026-05-18T00:52:58Z"},{"alias_kind":"pith_short_12","alias_value":"I6PWQK3UN6AE","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"I6PWQK3UN6AEHQKF","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"I6PWQK3U","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:279e037aae77c44003d9187cf5839da8a68a262c12fdc4dd2f21851fc090b2a4","target":"graph","created_at":"2026-05-18T00:52:58Z","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 demonstrate that a purposefully normalised NNLO top pair invariant mass differential spectrum can have very small theoretical uncertainty and, in particular, a small sensitivity to the top quark mass. Such observable can thus be a very effective bump-hunting tool for resonances decaying to top pair events during LHC Run II and beyond. To illustrate how the approach works, we concentrate on one specific example of current interest, namely, the possible 750 GeV di-gamma excess resonance Phi. Considering only theoretical uncertainties, we demonstrate that it is possible to distinguish pp -> Ph","authors_text":"Alexander Mitov, David Heymes, Michal Czakon","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-08-02T11:00:01Z","title":"Bump-hunting in LHC ttbar events"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.00765","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":"sha256:540a9ab191f2ffa400ae8423b453080d7d232c13a6b85dbe61a3382282deb98e","target":"record","created_at":"2026-05-18T00:52:58Z","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":"022d6692470788a498c15c203eafdb2d3516281fbb855e9af0c381829f148038","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-08-02T11:00:01Z","title_canon_sha256":"926c16081e4c9fc8555b35acbb27a04e88f312106859a00238bb285f0d592de8"},"schema_version":"1.0","source":{"id":"1608.00765","kind":"arxiv","version":2}},"canonical_sha256":"479f682b746f8043c145f50202813d91f7223549c4707e6f3eab68aa460811b7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"479f682b746f8043c145f50202813d91f7223549c4707e6f3eab68aa460811b7","first_computed_at":"2026-05-18T00:52:58.647136Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:58.647136Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AgcLkD026N35HmiKgJsF6oGTch1nf9O/adwK1ygQP3Y1tN5oyu4k+9fab9+rDkZSrfVdHtWv9+pSRDCmC/4xBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:58.647616Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.00765","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:540a9ab191f2ffa400ae8423b453080d7d232c13a6b85dbe61a3382282deb98e","sha256:279e037aae77c44003d9187cf5839da8a68a262c12fdc4dd2f21851fc090b2a4"],"state_sha256":"26e95ec47128c2362ecbbd8d454894ed403733b0460248d62b94ed8e5bb73088"}