{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:DNZECXFCFRDQWRGPZWLNY4CUFL","short_pith_number":"pith:DNZECXFC","canonical_record":{"source":{"id":"2604.19439","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-04-21T13:14:50Z","cross_cats_sorted":[],"title_canon_sha256":"af43fc68a0f87ec11c3c243b71cfcb5378232cb4195d6c021ccb42994c72aca6","abstract_canon_sha256":"781624c44d1c5b9688bb1e85a7e6c7f69670de2428730cdf5ac857f5d20e23cf"},"schema_version":"1.0"},"canonical_sha256":"1b72415ca22c470b44cfcd96dc70542accea6fb98ab6e9b9f07408d4859fb939","source":{"kind":"arxiv","id":"2604.19439","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2604.19439","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"arxiv_version","alias_value":"2604.19439v2","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2604.19439","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"pith_short_12","alias_value":"DNZECXFCFRDQ","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"pith_short_16","alias_value":"DNZECXFCFRDQWRGP","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"pith_short_8","alias_value":"DNZECXFC","created_at":"2026-07-29T01:25:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:DNZECXFCFRDQWRGPZWLNY4CUFL","target":"record","payload":{"canonical_record":{"source":{"id":"2604.19439","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-04-21T13:14:50Z","cross_cats_sorted":[],"title_canon_sha256":"af43fc68a0f87ec11c3c243b71cfcb5378232cb4195d6c021ccb42994c72aca6","abstract_canon_sha256":"781624c44d1c5b9688bb1e85a7e6c7f69670de2428730cdf5ac857f5d20e23cf"},"schema_version":"1.0"},"canonical_sha256":"1b72415ca22c470b44cfcd96dc70542accea6fb98ab6e9b9f07408d4859fb939","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-29T01:25:37.339691Z","signature_b64":"t8rBcw3k1jKDUi+ur+OxbZzRbH8e2qNd+jMHXGEAwnmSjEDNXIF01UUjT/h3XzAJWHdJWszr7XA9cM49KwYUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b72415ca22c470b44cfcd96dc70542accea6fb98ab6e9b9f07408d4859fb939","last_reissued_at":"2026-07-29T01:25:37.338808Z","signature_status":"signed_v1","first_computed_at":"2026-07-29T01:25:37.338808Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2604.19439","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":"2026-07-29T01:25:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aXr9E877AOkBf+YQJ7zt4Ezb6At3kNCURsNzoGiacDAnM6PWar0iU0dDXb1Qtpzs0FZN2r+4KdkuZ/eIPQFBDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T13:48:49.152919Z"},"content_sha256":"cfef6df4db765f60f4eac4df6dd747c4d8e1caad0cd84e4496c869f4c3271e0b","schema_version":"1.0","event_id":"sha256:cfef6df4db765f60f4eac4df6dd747c4d8e1caad0cd84e4496c869f4c3271e0b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:DNZECXFCFRDQWRGPZWLNY4CUFL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Next-to-leading order QCD and relativistic corrections to $Z \\to J/\\psi+\\Upsilon(nS)$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"NLO QCD and relativistic corrections substantially reduce the widths of Z to J/ψ plus Υ(nS) decays.","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Guang-Yu Wang, Guang-Zhi Xu, Xu-Chang Zheng","submitted_at":"2026-04-21T13:14:50Z","abstract_excerpt":"In this paper, we calculate the decay widths and branching fractions for the decays $Z \\to J/\\psi+\\Upsilon(nS)$ ($n=1,2,3$) at future super $Z$ factory and at the CEPC/FCC-ee, including both the relativistic and QCD corrections within the framework of nonrelativistic QCD. Both the relativistic and QCD corrections are found to be large and negative. Compared to the leading-order results, the decay widths are significantly reduced by the higher-order corrections due to significant numerical cancellations. Despite the resulting large theoretical uncertainties, sizable event rates from these rare "},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"Both the relativistic and QCD corrections are found to be large and negative. Compared to the leading-order results, the decay widths are significantly reduced by the higher-order corrections. Therefore, it is essential to take these corrections into account for a reliable estimation.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The NRQCD factorization theorem remains valid and factorizable at next-to-leading order for this mixed-flavor process, together with the specific choices of quark masses, wave-function values at the origin, and renormalization scale.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"NLO QCD and relativistic corrections are large and negative, substantially reducing the leading-order decay widths for Z → J/ψ + Υ(nS).","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"NLO QCD and relativistic corrections substantially reduce the widths of Z to J/ψ plus Υ(nS) decays.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"b07845b146bb6e0ec2be466831543dd670197cf73139cec47517b3d324e6ff20"},"source":{"id":"2604.19439","kind":"arxiv","version":2},"verdict":{"id":"9db82aad-71cd-4cc3-a549-77126f36d6bb","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-10T02:32:14.317946Z","strongest_claim":"Both the relativistic and QCD corrections are found to be large and negative. Compared to the leading-order results, the decay widths are significantly reduced by the higher-order corrections. Therefore, it is essential to take these corrections into account for a reliable estimation.","one_line_summary":"NLO QCD and relativistic corrections are large and negative, substantially reducing the leading-order decay widths for Z → J/ψ + Υ(nS).","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The NRQCD factorization theorem remains valid and factorizable at next-to-leading order for this mixed-flavor process, together with the specific choices of quark masses, wave-function values at the origin, and renormalization scale.","pith_extraction_headline":"NLO QCD and relativistic corrections substantially reduce the widths of Z to J/ψ plus Υ(nS) decays."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2604.19439/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"doi_compliance","ran_at":"2026-05-20T02:57:33.692698Z","status":"completed","version":"1.0.0","findings_count":0}],"snapshot_sha256":"42cc03e456159f4108676a5fee7ec27c08dbfc205b4a7d03330aad4f1be6a251"},"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":"9db82aad-71cd-4cc3-a549-77126f36d6bb"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-29T01:25:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v3+P52/+OYG6p9gap+qIq6Iv+C8jDgkO8m+YKOQ5wsO9Cjy99EsB7i/6D7K6GWXoe/oS/Ndp0ahziUiWuxbsDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T13:48:49.157704Z"},"content_sha256":"dc1f986ec423a58e762b04b86370e827e8a12c54f4961abfa2a03342ada4bb81","schema_version":"1.0","event_id":"sha256:dc1f986ec423a58e762b04b86370e827e8a12c54f4961abfa2a03342ada4bb81"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DNZECXFCFRDQWRGPZWLNY4CUFL/bundle.json","state_url":"https://pith.science/pith/DNZECXFCFRDQWRGPZWLNY4CUFL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DNZECXFCFRDQWRGPZWLNY4CUFL/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":"2026-08-13T13:48:49Z","links":{"resolver":"https://pith.science/pith/DNZECXFCFRDQWRGPZWLNY4CUFL","bundle":"https://pith.science/pith/DNZECXFCFRDQWRGPZWLNY4CUFL/bundle.json","state":"https://pith.science/pith/DNZECXFCFRDQWRGPZWLNY4CUFL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DNZECXFCFRDQWRGPZWLNY4CUFL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:DNZECXFCFRDQWRGPZWLNY4CUFL","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":"781624c44d1c5b9688bb1e85a7e6c7f69670de2428730cdf5ac857f5d20e23cf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-04-21T13:14:50Z","title_canon_sha256":"af43fc68a0f87ec11c3c243b71cfcb5378232cb4195d6c021ccb42994c72aca6"},"schema_version":"1.0","source":{"id":"2604.19439","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2604.19439","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"arxiv_version","alias_value":"2604.19439v2","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2604.19439","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"pith_short_12","alias_value":"DNZECXFCFRDQ","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"pith_short_16","alias_value":"DNZECXFCFRDQWRGP","created_at":"2026-07-29T01:25:37Z"},{"alias_kind":"pith_short_8","alias_value":"DNZECXFC","created_at":"2026-07-29T01:25:37Z"}],"graph_snapshots":[{"event_id":"sha256:dc1f986ec423a58e762b04b86370e827e8a12c54f4961abfa2a03342ada4bb81","target":"graph","created_at":"2026-07-29T01:25:37Z","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":4,"items":[{"attestation":"unclaimed","claim_id":"C1","kind":"strongest_claim","source":"verdict.strongest_claim","status":"machine_extracted","text":"Both the relativistic and QCD corrections are found to be large and negative. Compared to the leading-order results, the decay widths are significantly reduced by the higher-order corrections. Therefore, it is essential to take these corrections into account for a reliable estimation."},{"attestation":"unclaimed","claim_id":"C2","kind":"weakest_assumption","source":"verdict.weakest_assumption","status":"machine_extracted","text":"The NRQCD factorization theorem remains valid and factorizable at next-to-leading order for this mixed-flavor process, together with the specific choices of quark masses, wave-function values at the origin, and renormalization scale."},{"attestation":"unclaimed","claim_id":"C3","kind":"one_line_summary","source":"verdict.one_line_summary","status":"machine_extracted","text":"NLO QCD and relativistic corrections are large and negative, substantially reducing the leading-order decay widths for Z → J/ψ + Υ(nS)."},{"attestation":"unclaimed","claim_id":"C4","kind":"headline","source":"verdict.pith_extraction.headline","status":"machine_extracted","text":"NLO QCD and relativistic corrections substantially reduce the widths of Z to J/ψ plus Υ(nS) decays."}],"snapshot_sha256":"b07845b146bb6e0ec2be466831543dd670197cf73139cec47517b3d324e6ff20"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[{"findings_count":0,"name":"doi_compliance","ran_at":"2026-05-20T02:57:33.692698Z","status":"completed","version":"1.0.0"}],"endpoint":"/pith/2604.19439/integrity.json","findings":[],"snapshot_sha256":"42cc03e456159f4108676a5fee7ec27c08dbfc205b4a7d03330aad4f1be6a251","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper, we calculate the decay widths and branching fractions for the decays $Z \\to J/\\psi+\\Upsilon(nS)$ ($n=1,2,3$) at future super $Z$ factory and at the CEPC/FCC-ee, including both the relativistic and QCD corrections within the framework of nonrelativistic QCD. Both the relativistic and QCD corrections are found to be large and negative. Compared to the leading-order results, the decay widths are significantly reduced by the higher-order corrections due to significant numerical cancellations. Despite the resulting large theoretical uncertainties, sizable event rates from these rare ","authors_text":"Guang-Yu Wang, Guang-Zhi Xu, Xu-Chang Zheng","cross_cats":[],"headline":"NLO QCD and relativistic corrections substantially reduce the widths of Z to J/ψ plus Υ(nS) decays.","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-04-21T13:14:50Z","title":"Next-to-leading order QCD and relativistic corrections to $Z \\to J/\\psi+\\Upsilon(nS)$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2604.19439","kind":"arxiv","version":2},"verdict":{"created_at":"2026-05-10T02:32:14.317946Z","id":"9db82aad-71cd-4cc3-a549-77126f36d6bb","model_set":{"reader":"grok-4.3"},"one_line_summary":"NLO QCD and relativistic corrections are large and negative, substantially reducing the leading-order decay widths for Z → J/ψ + Υ(nS).","pipeline_version":"pith-pipeline@v0.9.0","pith_extraction_headline":"NLO QCD and relativistic corrections substantially reduce the widths of Z to J/ψ plus Υ(nS) decays.","strongest_claim":"Both the relativistic and QCD corrections are found to be large and negative. Compared to the leading-order results, the decay widths are significantly reduced by the higher-order corrections. Therefore, it is essential to take these corrections into account for a reliable estimation.","weakest_assumption":"The NRQCD factorization theorem remains valid and factorizable at next-to-leading order for this mixed-flavor process, together with the specific choices of quark masses, wave-function values at the origin, and renormalization scale."}},"verdict_id":"9db82aad-71cd-4cc3-a549-77126f36d6bb"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:cfef6df4db765f60f4eac4df6dd747c4d8e1caad0cd84e4496c869f4c3271e0b","target":"record","created_at":"2026-07-29T01:25:37Z","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":"781624c44d1c5b9688bb1e85a7e6c7f69670de2428730cdf5ac857f5d20e23cf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-04-21T13:14:50Z","title_canon_sha256":"af43fc68a0f87ec11c3c243b71cfcb5378232cb4195d6c021ccb42994c72aca6"},"schema_version":"1.0","source":{"id":"2604.19439","kind":"arxiv","version":2}},"canonical_sha256":"1b72415ca22c470b44cfcd96dc70542accea6fb98ab6e9b9f07408d4859fb939","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b72415ca22c470b44cfcd96dc70542accea6fb98ab6e9b9f07408d4859fb939","first_computed_at":"2026-07-29T01:25:37.338808Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-29T01:25:37.338808Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"t8rBcw3k1jKDUi+ur+OxbZzRbH8e2qNd+jMHXGEAwnmSjEDNXIF01UUjT/h3XzAJWHdJWszr7XA9cM49KwYUAw==","signature_status":"signed_v1","signed_at":"2026-07-29T01:25:37.339691Z","signed_message":"canonical_sha256_bytes"},"source_id":"2604.19439","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cfef6df4db765f60f4eac4df6dd747c4d8e1caad0cd84e4496c869f4c3271e0b","sha256:dc1f986ec423a58e762b04b86370e827e8a12c54f4961abfa2a03342ada4bb81"],"state_sha256":"9da52ff6c600ec8224816c41be92815329de37bff36d36a31e433237c0f21eed"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7vuJu1DoaQzHLD+D1LfBzPGQxW8vLD+q9Jyx0qWmsuU0KfObHz3wxshZC2mPzfwCUeQudjicNfXG4ZnF2yfrAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T13:48:49.165122Z","bundle_sha256":"548a46691f8f30665ea00c7ce6c0e4cd938448275f2e2921b151c9eb425ef52b"}}