{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:XZDRNF7ZFBHRKZR7VCEVEIESXV","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":"4205d0451b11b3937f8dc302918410841826020693d6709d4a639f4b6e0b2062","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-01-19T19:02:17Z","title_canon_sha256":"1785cec9d1303bd3cec4e7b7cee1a09bc2d2088d4eebd6a0c1459bc76f3d9bb3"},"schema_version":"1.0","source":{"id":"2401.10988","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.10988","created_at":"2026-07-05T08:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"2401.10988v2","created_at":"2026-07-05T08:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.10988","created_at":"2026-07-05T08:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"XZDRNF7ZFBHR","created_at":"2026-07-05T08:18:04Z"},{"alias_kind":"pith_short_16","alias_value":"XZDRNF7ZFBHRKZR7","created_at":"2026-07-05T08:18:04Z"},{"alias_kind":"pith_short_8","alias_value":"XZDRNF7Z","created_at":"2026-07-05T08:18:04Z"}],"graph_snapshots":[{"event_id":"sha256:f11766cb609c3fe6bb0f4b37abdca791f0cb98872531e6f09c6b9081e4f27ed4","target":"graph","created_at":"2026-07-05T08:18:04Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2401.10988/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Top pair production is ideally suited to observe post-decay entanglement, thus providing a novel test of quantum mechanics. We provide top polarised decay amplitudes that can be used to compute semi-analytical predictions and, in particular, to better understand {\\em why} the post-decay entanglement arises. We obtain predictions for the LHC, identifying general phase space regions where experimental measurements of $tW$ entanglement are feasible. We also give predictions for polarised $e^+ e^-$ collisions, focusing on the possibility that the post-decay $tW$ entanglement is larger than the $t ","authors_text":"J. A. Aguilar-Saavedra","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-01-19T19:02:17Z","title":"A closer look at post-decay $t \\bar t$ entanglement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.10988","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":"sha256:3c70f8abc6b0dc5b48ee98fe1589aa1445e949121eb8399d25db79d93c1b4c10","target":"record","created_at":"2026-07-05T08:18:04Z","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":"4205d0451b11b3937f8dc302918410841826020693d6709d4a639f4b6e0b2062","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-01-19T19:02:17Z","title_canon_sha256":"1785cec9d1303bd3cec4e7b7cee1a09bc2d2088d4eebd6a0c1459bc76f3d9bb3"},"schema_version":"1.0","source":{"id":"2401.10988","kind":"arxiv","version":2}},"canonical_sha256":"be471697f9284f15663fa889522092bd587df1006114c69303bc8d571822e510","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be471697f9284f15663fa889522092bd587df1006114c69303bc8d571822e510","first_computed_at":"2026-07-05T08:18:04.361643Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:18:04.361643Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dlFBJgUBfRSJVfpOGaf7jz6OyF/xRBIPLDTZjLcfc0ZtGx7a8GLMNORk07keqiG+mt2/lUvI/dZZlOr8flMSDw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:18:04.362178Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.10988","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3c70f8abc6b0dc5b48ee98fe1589aa1445e949121eb8399d25db79d93c1b4c10","sha256:f11766cb609c3fe6bb0f4b37abdca791f0cb98872531e6f09c6b9081e4f27ed4"],"state_sha256":"e725b40483076de7f45a6a2a8148ce4bddf0fc5f3d0aa276c1d190a96b66a7b6"}