{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:3TAT5KM2ZCKKWXYQLJUBYSD2UR","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":"e9503e849b0fd925ea2f1e2e10237c4b81cf35cbe8e12e6dc43647a9846f806f","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-05-25T15:06:49Z","title_canon_sha256":"dc0f1348145cba105eefa88bf9cd56aa3362522e941f01163d908de845d9a9e4"},"schema_version":"1.0","source":{"id":"0805.3833","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0805.3833","created_at":"2026-07-04T15:35:52Z"},{"alias_kind":"arxiv_version","alias_value":"0805.3833v2","created_at":"2026-07-04T15:35:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0805.3833","created_at":"2026-07-04T15:35:52Z"},{"alias_kind":"pith_short_12","alias_value":"3TAT5KM2ZCKK","created_at":"2026-07-04T15:35:52Z"},{"alias_kind":"pith_short_16","alias_value":"3TAT5KM2ZCKKWXYQ","created_at":"2026-07-04T15:35:52Z"},{"alias_kind":"pith_short_8","alias_value":"3TAT5KM2","created_at":"2026-07-04T15:35:52Z"}],"graph_snapshots":[{"event_id":"sha256:e2fcdd5e5f4888020852eef1013337d915fa2a82355bab75097bf732352df9c7","target":"graph","created_at":"2026-07-04T15:35:52Z","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/0805.3833/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recently published measurements of the branching ratios ${\\cal B}(\\psi(1S)\\to\\ga \\eta_C(1S))$ and ${\\cal B}(\\psi(2S)\\to\\ga \\eta_C(1S))$ by the CLEO collaboration are examined in the context of a potential model that includes both relativistic and one-loop QCD corrections to the quark-antiquark interaction. The prediction for the width $\\Gamma(\\psi(1S)\\to\\ga \\eta_C(1S))$ is in excellent agreement with the new data but the prediction for $\\Gamma(\\psi(2S)\\to\\ga \\eta_C(1S))$ is too small. In an effort to understand this discrepancy, we derive an upper bound on $\\Gamma(\\psi(2S)\\to\\ga \\eta_C(1S))$ a","authors_text":"Stanley F. Radford, Wayne W. Repko","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-05-25T15:06:49Z","title":"Note on recent measurements of the $\\psi(1S)\\to\\ga \\eta_C(1S)$ and $\\psi(2S)\\to\\ga \\eta_C(1S)$ branching ratios"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0805.3833","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":"sha256:8bf21ea29ab594cb635cdf1cdb3531c6a27a96599de5dd86e5085e9aae921621","target":"record","created_at":"2026-07-04T15:35:52Z","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":"e9503e849b0fd925ea2f1e2e10237c4b81cf35cbe8e12e6dc43647a9846f806f","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-05-25T15:06:49Z","title_canon_sha256":"dc0f1348145cba105eefa88bf9cd56aa3362522e941f01163d908de845d9a9e4"},"schema_version":"1.0","source":{"id":"0805.3833","kind":"arxiv","version":2}},"canonical_sha256":"dcc13ea99ac894ab5f105a681c487aa4415bdd2cc9e00db1cda11bcf5f6d1ac6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dcc13ea99ac894ab5f105a681c487aa4415bdd2cc9e00db1cda11bcf5f6d1ac6","first_computed_at":"2026-07-04T15:35:52.398928Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:35:52.398928Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"24VtoLhSEGoavTZ6fAKK+Kv3j2IthsbpJg3BVBjzvR4X6+VVwQ1COFq4WWvghPlRhNv66H/WEwzcorMAFUKqAw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:35:52.399338Z","signed_message":"canonical_sha256_bytes"},"source_id":"0805.3833","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8bf21ea29ab594cb635cdf1cdb3531c6a27a96599de5dd86e5085e9aae921621","sha256:e2fcdd5e5f4888020852eef1013337d915fa2a82355bab75097bf732352df9c7"],"state_sha256":"183f1c95ab8e61cf5b6dad4cd0adeb64f881d1263489d34f09df516f1b181446"}