{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:CF5IFIK5TPE45IDJ6FGZ7IFQDQ","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":"f6ef15c5846d40ff4d86653cdeaf131d4ba2146c5b7b4e2e91b85ca7e4c790c3","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2000-06-01T12:16:09Z","title_canon_sha256":"85f95814f7a12ca0f493987365353a1fb2a505687db45df307bc1f9653c95545"},"schema_version":"1.0","source":{"id":"hep-ph/0006007","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0006007","created_at":"2026-05-18T01:39:09Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0006007v3","created_at":"2026-05-18T01:39:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0006007","created_at":"2026-05-18T01:39:09Z"},{"alias_kind":"pith_short_12","alias_value":"CF5IFIK5TPE4","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"CF5IFIK5TPE45IDJ","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"CF5IFIK5","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:13c4b3858c02d90f8d53431dac9b1cc50fa0531108e518537ec03f22a0102624","target":"graph","created_at":"2026-05-18T01:39:09Z","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":"The radiative transitions $\\phi \\to \\eta \\gamma$ and $\\phi \\to \\eta^\\prime \\gamma$ are analysed using QCD sum-rules. The results we obtain for ${\\cal B}(\\phi \\to \\eta \\gamma)=(1.15 \\pm 0.2) 10^{-2}$ and ${\\cal B}(\\phi \\to \\eta^\\prime \\gamma)=(1.18 \\pm 0.4) 10^{-4}$ are in very good agreement with existing experimental data. The related issue of $\\eta-\\eta^\\prime$ mixing is discussed and we give predictions for the $\\eta$ and $\\eta^\\prime$ decay constants in the framework of a mixing scheme in the quark-flavour basis.","authors_text":"F. De Fazio, M.R. Pennington","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2000-06-01T12:16:09Z","title":"Radiative $\\phi$$-$meson decays and $\\eta$-$\\eta^\\prime$ mixing: a QCD sum rule analysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0006007","kind":"arxiv","version":3},"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":"sha256:3d5ac547ce156ff2c86ec037025f2fc5c4f99399ae27a94434091e8b2961e4d4","target":"record","created_at":"2026-05-18T01:39:09Z","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":"f6ef15c5846d40ff4d86653cdeaf131d4ba2146c5b7b4e2e91b85ca7e4c790c3","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2000-06-01T12:16:09Z","title_canon_sha256":"85f95814f7a12ca0f493987365353a1fb2a505687db45df307bc1f9653c95545"},"schema_version":"1.0","source":{"id":"hep-ph/0006007","kind":"arxiv","version":3}},"canonical_sha256":"117a82a15d9bc9cea069f14d9fa0b01c396f2e4fce38584a00254519f03c1614","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"117a82a15d9bc9cea069f14d9fa0b01c396f2e4fce38584a00254519f03c1614","first_computed_at":"2026-05-18T01:39:09.999387Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:09.999387Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wNQeolUwF1tAoJkUnAI1e46eSQe5k01YAjOoWz5p0QuEcswYJdMccuKLdQZcVv4J8p25zR5S3+6fufoTPNcMAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:09.999825Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0006007","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3d5ac547ce156ff2c86ec037025f2fc5c4f99399ae27a94434091e8b2961e4d4","sha256:13c4b3858c02d90f8d53431dac9b1cc50fa0531108e518537ec03f22a0102624"],"state_sha256":"af14d24e7283d55b2ef77104765c2b0fd8555588e2ee4bccbab8c268eed0f1eb"}