{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:GRTWHF2SXBLPVQJRRJYEPYB6ZW","short_pith_number":"pith:GRTWHF2S","canonical_record":{"source":{"id":"2412.21158","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2024-12-30T18:36:43Z","cross_cats_sorted":["hep-ex","quant-ph"],"title_canon_sha256":"52bb871b93fedc0612357263eff154ce52986a4434e5e9caf0aedc5c597d0813","abstract_canon_sha256":"298e16098bc92decc9b8323de49479dea8101236cadeba1710c2a0e27f8fd3e8"},"schema_version":"1.0"},"canonical_sha256":"3467639752b856fac1318a7047e03ecda7a0fdafb68d0899705a1ef99b13893f","source":{"kind":"arxiv","id":"2412.21158","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.21158","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"arxiv_version","alias_value":"2412.21158v2","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.21158","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"pith_short_12","alias_value":"GRTWHF2SXBLP","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"pith_short_16","alias_value":"GRTWHF2SXBLPVQJR","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"pith_short_8","alias_value":"GRTWHF2S","created_at":"2026-07-05T10:23:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:GRTWHF2SXBLPVQJRRJYEPYB6ZW","target":"record","payload":{"canonical_record":{"source":{"id":"2412.21158","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2024-12-30T18:36:43Z","cross_cats_sorted":["hep-ex","quant-ph"],"title_canon_sha256":"52bb871b93fedc0612357263eff154ce52986a4434e5e9caf0aedc5c597d0813","abstract_canon_sha256":"298e16098bc92decc9b8323de49479dea8101236cadeba1710c2a0e27f8fd3e8"},"schema_version":"1.0"},"canonical_sha256":"3467639752b856fac1318a7047e03ecda7a0fdafb68d0899705a1ef99b13893f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:23:27.984889Z","signature_b64":"mDoEdD0+3/rzHk6Met2NAo8R5+ibsnkkVNq6aJwtr9sWeqY7M2yptj2LiNlDfOcwDs4nOFHUDJj/iGOInpmCDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3467639752b856fac1318a7047e03ecda7a0fdafb68d0899705a1ef99b13893f","last_reissued_at":"2026-07-05T10:23:27.984273Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:23:27.984273Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.21158","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:23:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AyKrcTG2o2WwEdnvvDjUwQjZyq6S+dq6njYR3btQ1eFEB8UzyhCgNUiQKZSMVRC+P10NCqfUPyqJa8MqicTiBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T06:09:21.438814Z"},"content_sha256":"1ad5634495358330f79bd6827b7be0b8e371931cb276ff46334407aeb3b6dddc","schema_version":"1.0","event_id":"sha256:1ad5634495358330f79bd6827b7be0b8e371931cb276ff46334407aeb3b6dddc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:GRTWHF2SXBLPVQJRRJYEPYB6ZW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measuring Quantum Discord at the LHC","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex","quant-ph"],"primary_cat":"hep-ph","authors_text":"Matthew Low, Navin McGinnis, Shufang Su, Tao Han","submitted_at":"2024-12-30T18:36:43Z","abstract_excerpt":"There has been an increasing interest in exploring quantities associated with quantum information at colliders. We perform a detailed analysis describing how to measure the quantum discord in the top anti-top quantum state at the Large Hadron Collider (LHC). While for pure states, quantum discord, entanglement, and Bell nonlocality all probe the same correlations, for mixed states they probe different aspects of quantum correlations. The quantum discord, in particular, is interesting because it aims to encapsulate all correlations between systems that cannot have a classical origin. We employ "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.21158","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2412.21158/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:23:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G+yvA+zDkfeXI4aVp/EEcjXCVG75Abq4l+M9cwcI6jVa7zwspHN5kvxtR79jggtdx9S+zZWXecFHp7AZp0gdBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T06:09:21.439318Z"},"content_sha256":"eb29f905f7875617b211463ed40bbada5e42fdc2550346fccb93139d2ba4c529","schema_version":"1.0","event_id":"sha256:eb29f905f7875617b211463ed40bbada5e42fdc2550346fccb93139d2ba4c529"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GRTWHF2SXBLPVQJRRJYEPYB6ZW/bundle.json","state_url":"https://pith.science/pith/GRTWHF2SXBLPVQJRRJYEPYB6ZW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GRTWHF2SXBLPVQJRRJYEPYB6ZW/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-05T06:09:21Z","links":{"resolver":"https://pith.science/pith/GRTWHF2SXBLPVQJRRJYEPYB6ZW","bundle":"https://pith.science/pith/GRTWHF2SXBLPVQJRRJYEPYB6ZW/bundle.json","state":"https://pith.science/pith/GRTWHF2SXBLPVQJRRJYEPYB6ZW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GRTWHF2SXBLPVQJRRJYEPYB6ZW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:GRTWHF2SXBLPVQJRRJYEPYB6ZW","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":"298e16098bc92decc9b8323de49479dea8101236cadeba1710c2a0e27f8fd3e8","cross_cats_sorted":["hep-ex","quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2024-12-30T18:36:43Z","title_canon_sha256":"52bb871b93fedc0612357263eff154ce52986a4434e5e9caf0aedc5c597d0813"},"schema_version":"1.0","source":{"id":"2412.21158","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.21158","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"arxiv_version","alias_value":"2412.21158v2","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.21158","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"pith_short_12","alias_value":"GRTWHF2SXBLP","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"pith_short_16","alias_value":"GRTWHF2SXBLPVQJR","created_at":"2026-07-05T10:23:27Z"},{"alias_kind":"pith_short_8","alias_value":"GRTWHF2S","created_at":"2026-07-05T10:23:27Z"}],"graph_snapshots":[{"event_id":"sha256:eb29f905f7875617b211463ed40bbada5e42fdc2550346fccb93139d2ba4c529","target":"graph","created_at":"2026-07-05T10:23:27Z","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/2412.21158/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"There has been an increasing interest in exploring quantities associated with quantum information at colliders. We perform a detailed analysis describing how to measure the quantum discord in the top anti-top quantum state at the Large Hadron Collider (LHC). While for pure states, quantum discord, entanglement, and Bell nonlocality all probe the same correlations, for mixed states they probe different aspects of quantum correlations. The quantum discord, in particular, is interesting because it aims to encapsulate all correlations between systems that cannot have a classical origin. We employ ","authors_text":"Matthew Low, Navin McGinnis, Shufang Su, Tao Han","cross_cats":["hep-ex","quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2024-12-30T18:36:43Z","title":"Measuring Quantum Discord at the LHC"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.21158","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":"sha256:1ad5634495358330f79bd6827b7be0b8e371931cb276ff46334407aeb3b6dddc","target":"record","created_at":"2026-07-05T10:23:27Z","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":"298e16098bc92decc9b8323de49479dea8101236cadeba1710c2a0e27f8fd3e8","cross_cats_sorted":["hep-ex","quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2024-12-30T18:36:43Z","title_canon_sha256":"52bb871b93fedc0612357263eff154ce52986a4434e5e9caf0aedc5c597d0813"},"schema_version":"1.0","source":{"id":"2412.21158","kind":"arxiv","version":2}},"canonical_sha256":"3467639752b856fac1318a7047e03ecda7a0fdafb68d0899705a1ef99b13893f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3467639752b856fac1318a7047e03ecda7a0fdafb68d0899705a1ef99b13893f","first_computed_at":"2026-07-05T10:23:27.984273Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:23:27.984273Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mDoEdD0+3/rzHk6Met2NAo8R5+ibsnkkVNq6aJwtr9sWeqY7M2yptj2LiNlDfOcwDs4nOFHUDJj/iGOInpmCDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:23:27.984889Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.21158","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1ad5634495358330f79bd6827b7be0b8e371931cb276ff46334407aeb3b6dddc","sha256:eb29f905f7875617b211463ed40bbada5e42fdc2550346fccb93139d2ba4c529"],"state_sha256":"2acf65a0653217586d5434866287b3e5bfcab63dc3cbfea06efb66e21c1d0cee"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MzYqSj5j8qsGIlMPMBuoQFVpRh4IPyjNUb7IrZdnFSyRJiz1UEg5WKo+b9yCHqVVOLmJF9ebmpHJtJGyam+eBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T06:09:21.443040Z","bundle_sha256":"bffa97b57373a4f6bf63732762451cb5a8b4917a06511a84b57d4525b11cf89e"}}