{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:JQNYAVP7EBWNWALC6DVIGZ5JJV","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":"18d901a37e64cdc8158140be2ffcafa734e99e31aa6ade8852454b54c43d1b71","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-18T09:29:47Z","title_canon_sha256":"a3e99128b1565d822e2cb5eeba9ca352463ff70702427e4a706bec2085a8654d"},"schema_version":"1.0","source":{"id":"2606.19991","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.19991","created_at":"2026-06-19T16:12:59Z"},{"alias_kind":"arxiv_version","alias_value":"2606.19991v1","created_at":"2026-06-19T16:12:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.19991","created_at":"2026-06-19T16:12:59Z"},{"alias_kind":"pith_short_12","alias_value":"JQNYAVP7EBWN","created_at":"2026-06-19T16:12:59Z"},{"alias_kind":"pith_short_16","alias_value":"JQNYAVP7EBWNWALC","created_at":"2026-06-19T16:12:59Z"},{"alias_kind":"pith_short_8","alias_value":"JQNYAVP7","created_at":"2026-06-19T16:12:59Z"}],"graph_snapshots":[{"event_id":"sha256:5a057b066c90f3bf725fb820c0a85cb45781a0f941828cc95f2d3cb471c46c9f","target":"graph","created_at":"2026-06-19T16:12:59Z","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/2606.19991/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The recent LHCb observation of $\\Xi_{cc}^{+}$ opens the ultra-low-$Q$ transition $\\Xi_{cc}^{++}\\to\\Xi_{cc}^{+}$ as an experimentally motivated null test of charged-current new physics. Our two- and three-body analyses show sensitivity to effective baryon-level couplings of $\\mathcal{O}(10^{-6}-10^{-7})$ for MeV-scale recoil momenta. We establish a practical no-go result for a universal light charged scalar $\\phi^+$: with a first-generation $\\phi^+\\bar u d$ coupling, existing electroweak-precision and beta-decay constraints are parametrically stronger than the projected LHCb sensitivity. We the","authors_text":"Yong Du","cross_cats":["hep-ex"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-18T09:29:47Z","title":"$\\Xi_{cc}^{++}-\\Xi_{cc}^{+}$ Transitions as a Two-Charm-Selective Portal to Ultra-Low-$Q$ Charged Currents"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.19991","kind":"arxiv","version":1},"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":"sha256:6e39f82eadbfc830d776cf20a8bdc14d2f6e3ab7aeddc90fddc2679922fab27d","target":"record","created_at":"2026-06-19T16:12:59Z","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":"18d901a37e64cdc8158140be2ffcafa734e99e31aa6ade8852454b54c43d1b71","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-18T09:29:47Z","title_canon_sha256":"a3e99128b1565d822e2cb5eeba9ca352463ff70702427e4a706bec2085a8654d"},"schema_version":"1.0","source":{"id":"2606.19991","kind":"arxiv","version":1}},"canonical_sha256":"4c1b8055ff206cdb0162f0ea8367a94d70087311b06c82e9011ead96ee6501ce","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4c1b8055ff206cdb0162f0ea8367a94d70087311b06c82e9011ead96ee6501ce","first_computed_at":"2026-06-19T16:12:59.976092Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-19T16:12:59.976092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RgI72qN3bSeOnVvYc5Wt9x2VaCQiTlHDDiTfcwAUvhXKNo2dGxFPVSNKCgLwzyoiZZtiCXKnynfWgH3Pd7oJCQ==","signature_status":"signed_v1","signed_at":"2026-06-19T16:12:59.976449Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.19991","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6e39f82eadbfc830d776cf20a8bdc14d2f6e3ab7aeddc90fddc2679922fab27d","sha256:5a057b066c90f3bf725fb820c0a85cb45781a0f941828cc95f2d3cb471c46c9f"],"state_sha256":"b9b8d3aa80a4d35ea6c0ad733e6b88257e68ae6a9b3abeedec7477506a82d906"}