{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:CGIMB7TQFEOJKCDW5QKK2EZNGO","short_pith_number":"pith:CGIMB7TQ","canonical_record":{"source":{"id":"2208.11707","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-08-24T18:00:01Z","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"title_canon_sha256":"045bbccf4ff1c1e4c9761f10e25f419289e3a2ff7b723f9731b1e79258271a35","abstract_canon_sha256":"b235e8b55b43b87c5420ea529dbf1af543dc79e757a0262b3bc01168a910010c"},"schema_version":"1.0"},"canonical_sha256":"1190c0fe70291c950876ec14ad132d338c08c4d2f70fd06b0d919e29186898e5","source":{"kind":"arxiv","id":"2208.11707","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.11707","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"arxiv_version","alias_value":"2208.11707v2","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.11707","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"pith_short_12","alias_value":"CGIMB7TQFEOJ","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"pith_short_16","alias_value":"CGIMB7TQFEOJKCDW","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"pith_short_8","alias_value":"CGIMB7TQ","created_at":"2026-07-05T05:40:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:CGIMB7TQFEOJKCDW5QKK2EZNGO","target":"record","payload":{"canonical_record":{"source":{"id":"2208.11707","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-08-24T18:00:01Z","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"title_canon_sha256":"045bbccf4ff1c1e4c9761f10e25f419289e3a2ff7b723f9731b1e79258271a35","abstract_canon_sha256":"b235e8b55b43b87c5420ea529dbf1af543dc79e757a0262b3bc01168a910010c"},"schema_version":"1.0"},"canonical_sha256":"1190c0fe70291c950876ec14ad132d338c08c4d2f70fd06b0d919e29186898e5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:40:08.352467Z","signature_b64":"y/VRAXg88Tv1xgU9OHtRZEWxfjjJ4GBddccimVKbkxWb3vIO0+uVLbdaKwhb56/u8keaBao9IgaJmbu7ZZ0tDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1190c0fe70291c950876ec14ad132d338c08c4d2f70fd06b0d919e29186898e5","last_reissued_at":"2026-07-05T05:40:08.351953Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:40:08.351953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2208.11707","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":"2026-07-05T05:40:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5nh8LpRGZn2AQovg+LtTR3kpVw4kO6gR/Xp3ARsjSOQxfeAvXV04CrdnLaCY4xLTMQq7kbkg0rPy0d0DiG4JBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T15:41:33.318858Z"},"content_sha256":"ba96788cb5b21cbdad881f52b1a1973ff0e6ce7397ad2d425379ba16233bc734","schema_version":"1.0","event_id":"sha256:ba96788cb5b21cbdad881f52b1a1973ff0e6ce7397ad2d425379ba16233bc734"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:CGIMB7TQFEOJKCDW5QKK2EZNGO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scrutinizing CKM unitarity with a new measurement of the $K_{\\mu 3}/K_{\\mu 2}$ branching fraction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-lat","nucl-th"],"primary_cat":"hep-ph","authors_text":"Andreas Crivellin, Martin Hoferichter, Matthew Moulson, Vincenzo Cirigliano","submitted_at":"2022-08-24T18:00:01Z","abstract_excerpt":"Precision tests of first-row unitarity of the Cabibbo-Kobayashi-Maskawa matrix currently display two intriguing tensions, both at the $3\\sigma$ level. First, combining determinations of $V_{ud}$ from superallowed $\\beta$ decays with $V_{us}$ from kaon decays suggests a deficit in the unitarity relation. At the same time, a tension of similar significance has emerged between $K_{\\ell 2}$ and $K_{\\ell 3}$ decays. In this Letter, we point out that a measurement of the $K_{\\mu3}/K_{\\mu 2}$ branching fraction at the level of $0.2\\%$ would have considerable impact on clarifying the experimental situ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.11707","kind":"arxiv","version":2},"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/2208.11707/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:40:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lasQKL7ifSHe6DCsnNlnPigwasU/hQdW7W7gQE9xsYDBfGY3Z4ZdgZ1CEPbWMRfrL5c2ba1KuL6rkygKu3KLAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T15:41:33.319746Z"},"content_sha256":"94caddef99309415962dafb148baf7dd7edc7d9cd099e84765ddad1b47cd157c","schema_version":"1.0","event_id":"sha256:94caddef99309415962dafb148baf7dd7edc7d9cd099e84765ddad1b47cd157c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CGIMB7TQFEOJKCDW5QKK2EZNGO/bundle.json","state_url":"https://pith.science/pith/CGIMB7TQFEOJKCDW5QKK2EZNGO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CGIMB7TQFEOJKCDW5QKK2EZNGO/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":"2026-08-09T15:41:33Z","links":{"resolver":"https://pith.science/pith/CGIMB7TQFEOJKCDW5QKK2EZNGO","bundle":"https://pith.science/pith/CGIMB7TQFEOJKCDW5QKK2EZNGO/bundle.json","state":"https://pith.science/pith/CGIMB7TQFEOJKCDW5QKK2EZNGO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CGIMB7TQFEOJKCDW5QKK2EZNGO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:CGIMB7TQFEOJKCDW5QKK2EZNGO","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":"b235e8b55b43b87c5420ea529dbf1af543dc79e757a0262b3bc01168a910010c","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-08-24T18:00:01Z","title_canon_sha256":"045bbccf4ff1c1e4c9761f10e25f419289e3a2ff7b723f9731b1e79258271a35"},"schema_version":"1.0","source":{"id":"2208.11707","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.11707","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"arxiv_version","alias_value":"2208.11707v2","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.11707","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"pith_short_12","alias_value":"CGIMB7TQFEOJ","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"pith_short_16","alias_value":"CGIMB7TQFEOJKCDW","created_at":"2026-07-05T05:40:08Z"},{"alias_kind":"pith_short_8","alias_value":"CGIMB7TQ","created_at":"2026-07-05T05:40:08Z"}],"graph_snapshots":[{"event_id":"sha256:94caddef99309415962dafb148baf7dd7edc7d9cd099e84765ddad1b47cd157c","target":"graph","created_at":"2026-07-05T05:40:08Z","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/2208.11707/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Precision tests of first-row unitarity of the Cabibbo-Kobayashi-Maskawa matrix currently display two intriguing tensions, both at the $3\\sigma$ level. First, combining determinations of $V_{ud}$ from superallowed $\\beta$ decays with $V_{us}$ from kaon decays suggests a deficit in the unitarity relation. At the same time, a tension of similar significance has emerged between $K_{\\ell 2}$ and $K_{\\ell 3}$ decays. In this Letter, we point out that a measurement of the $K_{\\mu3}/K_{\\mu 2}$ branching fraction at the level of $0.2\\%$ would have considerable impact on clarifying the experimental situ","authors_text":"Andreas Crivellin, Martin Hoferichter, Matthew Moulson, Vincenzo Cirigliano","cross_cats":["hep-ex","hep-lat","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-08-24T18:00:01Z","title":"Scrutinizing CKM unitarity with a new measurement of the $K_{\\mu 3}/K_{\\mu 2}$ branching fraction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.11707","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:ba96788cb5b21cbdad881f52b1a1973ff0e6ce7397ad2d425379ba16233bc734","target":"record","created_at":"2026-07-05T05:40:08Z","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":"b235e8b55b43b87c5420ea529dbf1af543dc79e757a0262b3bc01168a910010c","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-08-24T18:00:01Z","title_canon_sha256":"045bbccf4ff1c1e4c9761f10e25f419289e3a2ff7b723f9731b1e79258271a35"},"schema_version":"1.0","source":{"id":"2208.11707","kind":"arxiv","version":2}},"canonical_sha256":"1190c0fe70291c950876ec14ad132d338c08c4d2f70fd06b0d919e29186898e5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1190c0fe70291c950876ec14ad132d338c08c4d2f70fd06b0d919e29186898e5","first_computed_at":"2026-07-05T05:40:08.351953Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:40:08.351953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"y/VRAXg88Tv1xgU9OHtRZEWxfjjJ4GBddccimVKbkxWb3vIO0+uVLbdaKwhb56/u8keaBao9IgaJmbu7ZZ0tDA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:40:08.352467Z","signed_message":"canonical_sha256_bytes"},"source_id":"2208.11707","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba96788cb5b21cbdad881f52b1a1973ff0e6ce7397ad2d425379ba16233bc734","sha256:94caddef99309415962dafb148baf7dd7edc7d9cd099e84765ddad1b47cd157c"],"state_sha256":"c8e00e9698659a8ff5614a826e14a2a0e745a15bbec17bbdb189f4043204e4b6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8E2XaAlzgoJK7ieDKD6Ui4d+Ja8jzrbXAHgLiaUO7IhYbmHFAkq6g4YPqCBGjzYceky87340dA8qUx+w8Gt0Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T15:41:33.334877Z","bundle_sha256":"8ad196d1db2b5743fcdadd6a96bf14586df1f879b6cff590db6b1ba9e26c02b2"}}