{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:AJKOB3L2DYGFAKGSG3HJK3MQGN","short_pith_number":"pith:AJKOB3L2","canonical_record":{"source":{"id":"1811.08899","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-21T19:00:00Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"5c6bde9907b583ee824b62cf2baaec40bb671ed3e3330afd56242fab4351aac0","abstract_canon_sha256":"3707ecd7ea387f446be5b0ffdd4d79e6239f9f5ead580e94fbef37c8619e33b9"},"schema_version":"1.0"},"canonical_sha256":"0254e0ed7a1e0c5028d236ce956d90336411ae045c7ae6b1cebc52ccffed69f1","source":{"kind":"arxiv","id":"1811.08899","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.08899","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"arxiv_version","alias_value":"1811.08899v3","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.08899","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"pith_short_12","alias_value":"AJKOB3L2DYGF","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"AJKOB3L2DYGFAKGS","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"AJKOB3L2","created_at":"2026-05-18T12:32:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:AJKOB3L2DYGFAKGSG3HJK3MQGN","target":"record","payload":{"canonical_record":{"source":{"id":"1811.08899","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-21T19:00:00Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"5c6bde9907b583ee824b62cf2baaec40bb671ed3e3330afd56242fab4351aac0","abstract_canon_sha256":"3707ecd7ea387f446be5b0ffdd4d79e6239f9f5ead580e94fbef37c8619e33b9"},"schema_version":"1.0"},"canonical_sha256":"0254e0ed7a1e0c5028d236ce956d90336411ae045c7ae6b1cebc52ccffed69f1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:52:09.299966Z","signature_b64":"nUDuk0/pSaxidPH6WTgUVUyRhAJHhQGT+K5qmI9pi4/FROeo7neOZ/+gsVL7EZY+yZUdM5iQr36HPhFjat4pCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0254e0ed7a1e0c5028d236ce956d90336411ae045c7ae6b1cebc52ccffed69f1","last_reissued_at":"2026-05-17T23:52:09.299514Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:52:09.299514Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.08899","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:52:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LbMmvF0RffPum5iPxcn7JEicjLN/SP94158mC+Aymp+PNYHQyY9o5swX64YVoMp+E5tOsncYpCDZ601NBVscBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:47:55.825990Z"},"content_sha256":"f69b968e21ee224d91534f0c5820068f2dd5911572b66c30a53e3137a27ad09f","schema_version":"1.0","event_id":"sha256:f69b968e21ee224d91534f0c5820068f2dd5911572b66c30a53e3137a27ad09f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:AJKOB3L2DYGFAKGSG3HJK3MQGN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"$D^{\\ast}$ polarization vs. $R_{D^{(\\ast)}}$ anomalies in the leptoquark models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Kei Yamamoto, Ryoutaro Watanabe, Syuhei Iguro, Teppei Kitahara, Yuji Omura","submitted_at":"2018-11-21T19:00:00Z","abstract_excerpt":"Polarization measurements in $\\bar{B} \\to D^{(\\ast)} \\tau \\overline{\\nu}$ are useful to check consistency in new physics explanations for the $R_{D}$ and $R_{D^{\\ast}}$ anomalies. In this paper, we investigate the $D^{\\ast}$ and $\\tau$ polarizations and focus on the new physics contributions to the fraction of a longitudinal $D^{\\ast}$ polarization ($F_{L}^{D^{\\ast}}$), which is recently measured by the Belle collaboration $F_{L}^{D^{\\ast}} = 0.60 \\pm 0.09$, in model-independent manner and in each single leptoquark model (${\\rm R}_2$, ${\\rm S}_1$ and ${\\rm U}_1$) that can naturally explain the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.08899","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-17T23:52:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y+7ltzmpQLgb0YfqPoNjkhSqLLEVbyPa0gWnI4ORBNaU5Mfx30faugibYhHXGQlu7RL9hjkd1MxSU73HUhqACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:47:55.826397Z"},"content_sha256":"7cce2980727c8e4189adc641880ae443956aa33bca20ee7796cbf323be440166","schema_version":"1.0","event_id":"sha256:7cce2980727c8e4189adc641880ae443956aa33bca20ee7796cbf323be440166"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AJKOB3L2DYGFAKGSG3HJK3MQGN/bundle.json","state_url":"https://pith.science/pith/AJKOB3L2DYGFAKGSG3HJK3MQGN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AJKOB3L2DYGFAKGSG3HJK3MQGN/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":"2026-05-26T04:47:55Z","links":{"resolver":"https://pith.science/pith/AJKOB3L2DYGFAKGSG3HJK3MQGN","bundle":"https://pith.science/pith/AJKOB3L2DYGFAKGSG3HJK3MQGN/bundle.json","state":"https://pith.science/pith/AJKOB3L2DYGFAKGSG3HJK3MQGN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AJKOB3L2DYGFAKGSG3HJK3MQGN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:AJKOB3L2DYGFAKGSG3HJK3MQGN","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":"3707ecd7ea387f446be5b0ffdd4d79e6239f9f5ead580e94fbef37c8619e33b9","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-21T19:00:00Z","title_canon_sha256":"5c6bde9907b583ee824b62cf2baaec40bb671ed3e3330afd56242fab4351aac0"},"schema_version":"1.0","source":{"id":"1811.08899","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.08899","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"arxiv_version","alias_value":"1811.08899v3","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.08899","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"pith_short_12","alias_value":"AJKOB3L2DYGF","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"AJKOB3L2DYGFAKGS","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"AJKOB3L2","created_at":"2026-05-18T12:32:13Z"}],"graph_snapshots":[{"event_id":"sha256:7cce2980727c8e4189adc641880ae443956aa33bca20ee7796cbf323be440166","target":"graph","created_at":"2026-05-17T23:52:09Z","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":"Polarization measurements in $\\bar{B} \\to D^{(\\ast)} \\tau \\overline{\\nu}$ are useful to check consistency in new physics explanations for the $R_{D}$ and $R_{D^{\\ast}}$ anomalies. In this paper, we investigate the $D^{\\ast}$ and $\\tau$ polarizations and focus on the new physics contributions to the fraction of a longitudinal $D^{\\ast}$ polarization ($F_{L}^{D^{\\ast}}$), which is recently measured by the Belle collaboration $F_{L}^{D^{\\ast}} = 0.60 \\pm 0.09$, in model-independent manner and in each single leptoquark model (${\\rm R}_2$, ${\\rm S}_1$ and ${\\rm U}_1$) that can naturally explain the","authors_text":"Kei Yamamoto, Ryoutaro Watanabe, Syuhei Iguro, Teppei Kitahara, Yuji Omura","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-21T19:00:00Z","title":"$D^{\\ast}$ polarization vs. $R_{D^{(\\ast)}}$ anomalies in the leptoquark models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.08899","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:f69b968e21ee224d91534f0c5820068f2dd5911572b66c30a53e3137a27ad09f","target":"record","created_at":"2026-05-17T23:52:09Z","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":"3707ecd7ea387f446be5b0ffdd4d79e6239f9f5ead580e94fbef37c8619e33b9","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-11-21T19:00:00Z","title_canon_sha256":"5c6bde9907b583ee824b62cf2baaec40bb671ed3e3330afd56242fab4351aac0"},"schema_version":"1.0","source":{"id":"1811.08899","kind":"arxiv","version":3}},"canonical_sha256":"0254e0ed7a1e0c5028d236ce956d90336411ae045c7ae6b1cebc52ccffed69f1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0254e0ed7a1e0c5028d236ce956d90336411ae045c7ae6b1cebc52ccffed69f1","first_computed_at":"2026-05-17T23:52:09.299514Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:52:09.299514Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nUDuk0/pSaxidPH6WTgUVUyRhAJHhQGT+K5qmI9pi4/FROeo7neOZ/+gsVL7EZY+yZUdM5iQr36HPhFjat4pCQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:52:09.299966Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.08899","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f69b968e21ee224d91534f0c5820068f2dd5911572b66c30a53e3137a27ad09f","sha256:7cce2980727c8e4189adc641880ae443956aa33bca20ee7796cbf323be440166"],"state_sha256":"13e3d57ed5d0de7c0b459e97f1228663e344f22129b651ab52a679926f57f17e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vqxXUfLVGxkIJ3Og+orMNsgGvQdH/WSu1FfiBP6UFz7XfgacOLWoC66Tckp8UXiAnkHj0AgXeaE0DGH9TyfiAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T04:47:55.829015Z","bundle_sha256":"e430fb3dc182e8a7671cdfdf90b043c49e7363dd02d0992ad71376300ff08084"}}