{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:35BOKBLCFXFJL7PGFOARXVBPIC","short_pith_number":"pith:35BOKBLC","canonical_record":{"source":{"id":"hep-ph/0105217","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2001-05-22T17:07:22Z","cross_cats_sorted":[],"title_canon_sha256":"2049444658ea534cd0963419a2292c4c0e32a6b7cc40767f18c68708e512c422","abstract_canon_sha256":"f36a30e2f965ae0d4c8cff95c8a4daad49c672b618f8048d645fbe3100fe93df"},"schema_version":"1.0"},"canonical_sha256":"df42e505622dca95fde62b811bd42f409c342d45433f11394022800b6cdb5130","source":{"kind":"arxiv","id":"hep-ph/0105217","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0105217","created_at":"2026-05-18T02:36:47Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0105217v1","created_at":"2026-05-18T02:36:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0105217","created_at":"2026-05-18T02:36:47Z"},{"alias_kind":"pith_short_12","alias_value":"35BOKBLCFXFJ","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"35BOKBLCFXFJL7PG","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"35BOKBLC","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:35BOKBLCFXFJL7PGFOARXVBPIC","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0105217","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2001-05-22T17:07:22Z","cross_cats_sorted":[],"title_canon_sha256":"2049444658ea534cd0963419a2292c4c0e32a6b7cc40767f18c68708e512c422","abstract_canon_sha256":"f36a30e2f965ae0d4c8cff95c8a4daad49c672b618f8048d645fbe3100fe93df"},"schema_version":"1.0"},"canonical_sha256":"df42e505622dca95fde62b811bd42f409c342d45433f11394022800b6cdb5130","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:36:47.146489Z","signature_b64":"DUBfTvaQ/GbKhLeR8VbDcEdeP5q1Dlxm5JuZh+iMhxTCppvQla/dU6AnJRMp7N2aQvQgBp8fnvzparYB+3CmBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"df42e505622dca95fde62b811bd42f409c342d45433f11394022800b6cdb5130","last_reissued_at":"2026-05-18T02:36:47.145950Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:36:47.145950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0105217","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:36:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jcoNZzmqtM7PPSXfapajem9mURNj3JtlslGxPvq3A5liEgZUy7Ikb/CZl4arxD+QuBo16N6LscMo7scdjwPyBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T09:59:30.845622Z"},"content_sha256":"c1996a1f080b90c2c50a28428c07b8e9efe263819cf77b38371ed9d1ce686ea8","schema_version":"1.0","event_id":"sha256:c1996a1f080b90c2c50a28428c07b8e9efe263819cf77b38371ed9d1ce686ea8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:35BOKBLCFXFJL7PGFOARXVBPIC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Improved Determination of |V_{ub}| from Inclusive Semileptonic B-Meson Decays","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Matthias Neubert, Thomas Becher (Cornell U.)","submitted_at":"2001-05-22T17:07:22Z","abstract_excerpt":"We reduce the perturbative uncertainty in the determination of |V_{ub}| from inclusive semileptonic B decays by calculating the rate of B -> X_u l nu events with dilepton invariant mass q^2>(M_B-M_D)^2 at subleading order in the hybrid expansion, and to next-to-leading order in renormalization-group improved perturbation theory. We also resum logarithmic corrections to the leading power-suppressed contributions. Studying the effect of different b-quark mass definitions we find that the branching ratio after the cut is Br(B -> X_u l nu)=(20.9+-4.0)|V_{ub}|^2, where the dominant error is due to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0105217","kind":"arxiv","version":1},"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":"2026-05-18T02:36:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d4sxxW9F/JwICnpuwQgW92o/yaM6JRarQXfX/6KouSwhAOGNAH1dObhWcznVbcJPbB1fvJpD/TGwzb0qaOXxAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T09:59:30.846255Z"},"content_sha256":"dd3edd83f15e0b25568b46ed8638c5234dfe29891c9f0c1b65a8bfede5912783","schema_version":"1.0","event_id":"sha256:dd3edd83f15e0b25568b46ed8638c5234dfe29891c9f0c1b65a8bfede5912783"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/35BOKBLCFXFJL7PGFOARXVBPIC/bundle.json","state_url":"https://pith.science/pith/35BOKBLCFXFJL7PGFOARXVBPIC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/35BOKBLCFXFJL7PGFOARXVBPIC/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":"2026-06-08T09:59:30Z","links":{"resolver":"https://pith.science/pith/35BOKBLCFXFJL7PGFOARXVBPIC","bundle":"https://pith.science/pith/35BOKBLCFXFJL7PGFOARXVBPIC/bundle.json","state":"https://pith.science/pith/35BOKBLCFXFJL7PGFOARXVBPIC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/35BOKBLCFXFJL7PGFOARXVBPIC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:35BOKBLCFXFJL7PGFOARXVBPIC","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":"f36a30e2f965ae0d4c8cff95c8a4daad49c672b618f8048d645fbe3100fe93df","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2001-05-22T17:07:22Z","title_canon_sha256":"2049444658ea534cd0963419a2292c4c0e32a6b7cc40767f18c68708e512c422"},"schema_version":"1.0","source":{"id":"hep-ph/0105217","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0105217","created_at":"2026-05-18T02:36:47Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0105217v1","created_at":"2026-05-18T02:36:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0105217","created_at":"2026-05-18T02:36:47Z"},{"alias_kind":"pith_short_12","alias_value":"35BOKBLCFXFJ","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"35BOKBLCFXFJL7PG","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"35BOKBLC","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:dd3edd83f15e0b25568b46ed8638c5234dfe29891c9f0c1b65a8bfede5912783","target":"graph","created_at":"2026-05-18T02:36:47Z","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":"We reduce the perturbative uncertainty in the determination of |V_{ub}| from inclusive semileptonic B decays by calculating the rate of B -> X_u l nu events with dilepton invariant mass q^2>(M_B-M_D)^2 at subleading order in the hybrid expansion, and to next-to-leading order in renormalization-group improved perturbation theory. We also resum logarithmic corrections to the leading power-suppressed contributions. Studying the effect of different b-quark mass definitions we find that the branching ratio after the cut is Br(B -> X_u l nu)=(20.9+-4.0)|V_{ub}|^2, where the dominant error is due to ","authors_text":"Matthias Neubert, Thomas Becher (Cornell U.)","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2001-05-22T17:07:22Z","title":"Improved Determination of |V_{ub}| from Inclusive Semileptonic B-Meson Decays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0105217","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:c1996a1f080b90c2c50a28428c07b8e9efe263819cf77b38371ed9d1ce686ea8","target":"record","created_at":"2026-05-18T02:36:47Z","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":"f36a30e2f965ae0d4c8cff95c8a4daad49c672b618f8048d645fbe3100fe93df","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2001-05-22T17:07:22Z","title_canon_sha256":"2049444658ea534cd0963419a2292c4c0e32a6b7cc40767f18c68708e512c422"},"schema_version":"1.0","source":{"id":"hep-ph/0105217","kind":"arxiv","version":1}},"canonical_sha256":"df42e505622dca95fde62b811bd42f409c342d45433f11394022800b6cdb5130","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"df42e505622dca95fde62b811bd42f409c342d45433f11394022800b6cdb5130","first_computed_at":"2026-05-18T02:36:47.145950Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:36:47.145950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DUBfTvaQ/GbKhLeR8VbDcEdeP5q1Dlxm5JuZh+iMhxTCppvQla/dU6AnJRMp7N2aQvQgBp8fnvzparYB+3CmBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:36:47.146489Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0105217","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c1996a1f080b90c2c50a28428c07b8e9efe263819cf77b38371ed9d1ce686ea8","sha256:dd3edd83f15e0b25568b46ed8638c5234dfe29891c9f0c1b65a8bfede5912783"],"state_sha256":"7b1c8757cb11f94e9e2594a703412ea51c3cecb39435646fbda17d080769a226"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mFZC26EIFSM+C51kg2mDc5vjS2hJ+dTSRpSqJY4AUELcdCP1afSd4WR2IuM695e4WyV21k8MYVvq8kyoXcdIDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T09:59:30.849535Z","bundle_sha256":"2fbabdc754785ba6167cb0c8f55e7bf7cae48faaa9bb2621dfd0e69cd6ec2e8e"}}