{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:AFLVDDAXX7KFDSV5Z5V3CBCXQC","short_pith_number":"pith:AFLVDDAX","schema_version":"1.0","canonical_sha256":"0157518c17bfd451cabdcf6bb1045780b70e591ab6d7eeafe99e453326fbc4ac","source":{"kind":"arxiv","id":"2606.24455","version":1},"attestation_state":"computed","paper":{"title":"NNLO QCD Corrections to $D$-Wave Spin-Singlet Heavy Quarkonia Decay $\\eta_{Q2}\\to\\gamma\\gamma$ via the Principle of Maximum Conformality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Hua Zhou, Qing Yu, Sheng-Quan Wang, Xing-Gang Wu","submitted_at":"2026-06-23T11:44:21Z","abstract_excerpt":"In this paper, we perform a comprehensive study of the decay process $\\eta_{Q2}\\to\\gamma\\gamma$ for $D$-wave spin-singlet heavy quarkonia up to next-to-next-to-leading-order (NNLO) QCD corrections within the nonrelativistic QCD effective theory. Following its factorization formalism, the total decay width is decomposed into perturbatively calculable short-distance coefficients (SDCs) and nonperturbative $D$-wave long-distance matrix elements (LDMEs). The original NNLO series of SDCs suffers from sizable renormalization and factorization scale uncertainties. To eliminate such inherent scale amb"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2606.24455","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-06-23T11:44:21Z","cross_cats_sorted":[],"title_canon_sha256":"697201357b4cbb3616318e2318b87ef068efbba827e22083f885b998adaa303c","abstract_canon_sha256":"748a53031e8f8e233cfe3b78211171d44e064e62e70b5f3a7182fde24a2e8347"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-24T01:15:30.875337Z","signature_b64":"eY6jOlVn+v2i2IjLJm2wfKgzfZlRyW2dVgQMlE3ZhO4jtY9UzqQT5FuNKBFTnDTQliN3t0iFE1nzw2eDb0dtDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0157518c17bfd451cabdcf6bb1045780b70e591ab6d7eeafe99e453326fbc4ac","last_reissued_at":"2026-06-24T01:15:30.874975Z","signature_status":"signed_v1","first_computed_at":"2026-06-24T01:15:30.874975Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"NNLO QCD Corrections to $D$-Wave Spin-Singlet Heavy Quarkonia Decay $\\eta_{Q2}\\to\\gamma\\gamma$ via the Principle of Maximum Conformality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Hua Zhou, Qing Yu, Sheng-Quan Wang, Xing-Gang Wu","submitted_at":"2026-06-23T11:44:21Z","abstract_excerpt":"In this paper, we perform a comprehensive study of the decay process $\\eta_{Q2}\\to\\gamma\\gamma$ for $D$-wave spin-singlet heavy quarkonia up to next-to-next-to-leading-order (NNLO) QCD corrections within the nonrelativistic QCD effective theory. Following its factorization formalism, the total decay width is decomposed into perturbatively calculable short-distance coefficients (SDCs) and nonperturbative $D$-wave long-distance matrix elements (LDMEs). The original NNLO series of SDCs suffers from sizable renormalization and factorization scale uncertainties. To eliminate such inherent scale amb"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.24455","kind":"arxiv","version":1},"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/2606.24455/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2606.24455","created_at":"2026-06-24T01:15:30.875030+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.24455v1","created_at":"2026-06-24T01:15:30.875030+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.24455","created_at":"2026-06-24T01:15:30.875030+00:00"},{"alias_kind":"pith_short_12","alias_value":"AFLVDDAXX7KF","created_at":"2026-06-24T01:15:30.875030+00:00"},{"alias_kind":"pith_short_16","alias_value":"AFLVDDAXX7KFDSV5","created_at":"2026-06-24T01:15:30.875030+00:00"},{"alias_kind":"pith_short_8","alias_value":"AFLVDDAX","created_at":"2026-06-24T01:15:30.875030+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2606.24455","citing_title":"NNLO QCD Corrections to $D$-Wave Spin-Singlet Heavy Quarkonia Decay $\\eta_{Q2}\\to\\gamma\\gamma$ via the Principle of Maximum Conformality","ref_index":3,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC","json":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC.json","graph_json":"https://pith.science/api/pith-number/AFLVDDAXX7KFDSV5Z5V3CBCXQC/graph.json","events_json":"https://pith.science/api/pith-number/AFLVDDAXX7KFDSV5Z5V3CBCXQC/events.json","paper":"https://pith.science/paper/AFLVDDAX"},"agent_actions":{"view_html":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC","download_json":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC.json","view_paper":"https://pith.science/paper/AFLVDDAX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.24455&json=true","fetch_graph":"https://pith.science/api/pith-number/AFLVDDAXX7KFDSV5Z5V3CBCXQC/graph.json","fetch_events":"https://pith.science/api/pith-number/AFLVDDAXX7KFDSV5Z5V3CBCXQC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC/action/storage_attestation","attest_author":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC/action/author_attestation","sign_citation":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC/action/citation_signature","submit_replication":"https://pith.science/pith/AFLVDDAXX7KFDSV5Z5V3CBCXQC/action/replication_record"}},"created_at":"2026-06-24T01:15:30.875030+00:00","updated_at":"2026-06-24T01:15:30.875030+00:00"}