{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:LQJHIRPGA35JIC654RHET6SDZP","short_pith_number":"pith:LQJHIRPG","canonical_record":{"source":{"id":"hep-ph/0101330","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2001-01-30T09:14:10Z","cross_cats_sorted":[],"title_canon_sha256":"1987c26cb358e21e862e108e94bc190a815514bb9d36e927c741344a9b6aec16","abstract_canon_sha256":"a6d2005ddcd141b438080d1ef1bdc63b8db54a3da177b647395b833cee2e380a"},"schema_version":"1.0"},"canonical_sha256":"5c127445e606fa940bdde44e49fa43cbcde8c86f680441599673ffc292319ef6","source":{"kind":"arxiv","id":"hep-ph/0101330","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0101330","created_at":"2026-05-18T04:34:56Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0101330v2","created_at":"2026-05-18T04:34:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0101330","created_at":"2026-05-18T04:34:56Z"},{"alias_kind":"pith_short_12","alias_value":"LQJHIRPGA35J","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"LQJHIRPGA35JIC65","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"LQJHIRPG","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:LQJHIRPGA35JIC654RHET6SDZP","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0101330","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2001-01-30T09:14:10Z","cross_cats_sorted":[],"title_canon_sha256":"1987c26cb358e21e862e108e94bc190a815514bb9d36e927c741344a9b6aec16","abstract_canon_sha256":"a6d2005ddcd141b438080d1ef1bdc63b8db54a3da177b647395b833cee2e380a"},"schema_version":"1.0"},"canonical_sha256":"5c127445e606fa940bdde44e49fa43cbcde8c86f680441599673ffc292319ef6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:34:56.655415Z","signature_b64":"EeW2Kc7LaefddDM10LlCTHEvnhioAI43gOeILKFJk3ge008k9dPmsC/UKwnfK+Zztqpp8gok/e3+d7nn634CCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5c127445e606fa940bdde44e49fa43cbcde8c86f680441599673ffc292319ef6","last_reissued_at":"2026-05-18T04:34:56.654994Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:34:56.654994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0101330","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":"2026-05-18T04:34:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4ShPwxHeAlKNUXAIBcEBH1r4M5bbflULS3LIeaj8Bs6rb/pEYKIMMm40SCooZo4rA7ZxC0f1IlZmuGKKr/3ZBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T14:24:18.425035Z"},"content_sha256":"7e102adbfc2bb638b8731064d218f730f66636c368947651d99029df9ab6bb23","schema_version":"1.0","event_id":"sha256:7e102adbfc2bb638b8731064d218f730f66636c368947651d99029df9ab6bb23"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:LQJHIRPGA35JIC654RHET6SDZP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Determination of V_ub from semileptonic B decays","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"B. Postler, M. Jezabek, P. Urban, T. Mannel","submitted_at":"2001-01-30T09:14:10Z","abstract_excerpt":"The hadronic mass distribution in semileptonic B-meson decays can be used for extracting the charmless part and thus determining the |V_ub/V_cb| ratio. We take into account first-order perturbative as well as non-perturbative QCD corrections. The sensitivity to model assumptions is studied and an estimate of the remaining uncertainties is performed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0101330","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":""},"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":"2026-05-18T04:34:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SZzJA4ppgYztcW3CymNHXHSEW741hVpAdKulJDWe2I2vgPOUmfCmSecDBw1Lpi3tZc3K5LUBRql9J500D3RQBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T14:24:18.425686Z"},"content_sha256":"36facb86c1a11d5f7fe1045ed0c609b79fcd0cccc983238796ecabf80475f199","schema_version":"1.0","event_id":"sha256:36facb86c1a11d5f7fe1045ed0c609b79fcd0cccc983238796ecabf80475f199"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LQJHIRPGA35JIC654RHET6SDZP/bundle.json","state_url":"https://pith.science/pith/LQJHIRPGA35JIC654RHET6SDZP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LQJHIRPGA35JIC654RHET6SDZP/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":"2026-05-30T14:24:18Z","links":{"resolver":"https://pith.science/pith/LQJHIRPGA35JIC654RHET6SDZP","bundle":"https://pith.science/pith/LQJHIRPGA35JIC654RHET6SDZP/bundle.json","state":"https://pith.science/pith/LQJHIRPGA35JIC654RHET6SDZP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LQJHIRPGA35JIC654RHET6SDZP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:LQJHIRPGA35JIC654RHET6SDZP","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":"a6d2005ddcd141b438080d1ef1bdc63b8db54a3da177b647395b833cee2e380a","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2001-01-30T09:14:10Z","title_canon_sha256":"1987c26cb358e21e862e108e94bc190a815514bb9d36e927c741344a9b6aec16"},"schema_version":"1.0","source":{"id":"hep-ph/0101330","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0101330","created_at":"2026-05-18T04:34:56Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0101330v2","created_at":"2026-05-18T04:34:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0101330","created_at":"2026-05-18T04:34:56Z"},{"alias_kind":"pith_short_12","alias_value":"LQJHIRPGA35J","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"LQJHIRPGA35JIC65","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"LQJHIRPG","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:36facb86c1a11d5f7fe1045ed0c609b79fcd0cccc983238796ecabf80475f199","target":"graph","created_at":"2026-05-18T04:34:56Z","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 hadronic mass distribution in semileptonic B-meson decays can be used for extracting the charmless part and thus determining the |V_ub/V_cb| ratio. We take into account first-order perturbative as well as non-perturbative QCD corrections. The sensitivity to model assumptions is studied and an estimate of the remaining uncertainties is performed.","authors_text":"B. Postler, M. Jezabek, P. Urban, T. Mannel","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2001-01-30T09:14:10Z","title":"Determination of V_ub from semileptonic B decays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0101330","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":"sha256:7e102adbfc2bb638b8731064d218f730f66636c368947651d99029df9ab6bb23","target":"record","created_at":"2026-05-18T04:34:56Z","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":"a6d2005ddcd141b438080d1ef1bdc63b8db54a3da177b647395b833cee2e380a","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2001-01-30T09:14:10Z","title_canon_sha256":"1987c26cb358e21e862e108e94bc190a815514bb9d36e927c741344a9b6aec16"},"schema_version":"1.0","source":{"id":"hep-ph/0101330","kind":"arxiv","version":2}},"canonical_sha256":"5c127445e606fa940bdde44e49fa43cbcde8c86f680441599673ffc292319ef6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5c127445e606fa940bdde44e49fa43cbcde8c86f680441599673ffc292319ef6","first_computed_at":"2026-05-18T04:34:56.654994Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:34:56.654994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EeW2Kc7LaefddDM10LlCTHEvnhioAI43gOeILKFJk3ge008k9dPmsC/UKwnfK+Zztqpp8gok/e3+d7nn634CCA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:34:56.655415Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0101330","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e102adbfc2bb638b8731064d218f730f66636c368947651d99029df9ab6bb23","sha256:36facb86c1a11d5f7fe1045ed0c609b79fcd0cccc983238796ecabf80475f199"],"state_sha256":"e7a91fffb095698c455ccc4d1c9000418f96c024142dd9c64cff7dc37aa4902a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D6Cs3rTOLRdscjyIo53XIgZFoEu0re9LLtCOGUG/l+DL/A4Ehc3ACiD2mOFDSVdoLhapM7ftyqXj/XzjY79DBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T14:24:18.429096Z","bundle_sha256":"c3a0d9b6b58798024e852f96fb464cf26c4476c7d93543170240090fb922fe9c"}}