{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:IZV4GRBVRG3WPFYPHGTPJ2ETHW","short_pith_number":"pith:IZV4GRBV","canonical_record":{"source":{"id":"hep-ph/0209008","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2002-08-31T22:05:29Z","cross_cats_sorted":[],"title_canon_sha256":"459580c9c0cec16ff23a789a81d4b3f499f9f4c08a851d305fce795e3f646695","abstract_canon_sha256":"bccfd5fc0aaf57108b6d44db8326a168c70adf3e382609d94686790fa525f86e"},"schema_version":"1.0"},"canonical_sha256":"466bc3443589b767970f39a6f4e8933da34df9b6f759cffe7a6759a9c47bbcd6","source":{"kind":"arxiv","id":"hep-ph/0209008","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0209008","created_at":"2026-05-18T00:37:29Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0209008v1","created_at":"2026-05-18T00:37:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0209008","created_at":"2026-05-18T00:37:29Z"},{"alias_kind":"pith_short_12","alias_value":"IZV4GRBVRG3W","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"IZV4GRBVRG3WPFYP","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"IZV4GRBV","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:IZV4GRBVRG3WPFYPHGTPJ2ETHW","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0209008","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2002-08-31T22:05:29Z","cross_cats_sorted":[],"title_canon_sha256":"459580c9c0cec16ff23a789a81d4b3f499f9f4c08a851d305fce795e3f646695","abstract_canon_sha256":"bccfd5fc0aaf57108b6d44db8326a168c70adf3e382609d94686790fa525f86e"},"schema_version":"1.0"},"canonical_sha256":"466bc3443589b767970f39a6f4e8933da34df9b6f759cffe7a6759a9c47bbcd6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:29.190345Z","signature_b64":"7EQcR84ZjEmoXELQnuVk1YrXltVikeT6IFOZM8hTOjGVrDRDdg1PuwMzqh9RUeAzPfA6gz/qe8GcKBj9MpgiBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"466bc3443589b767970f39a6f4e8933da34df9b6f759cffe7a6759a9c47bbcd6","last_reissued_at":"2026-05-18T00:37:29.189886Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:29.189886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0209008","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":"2026-05-18T00:37:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6+37XViTEV0q2uFLj37xhrCU8fU6oT/iEjosjYuhEOKOV0v7y52PijJ1ulpFk8IsY7myR3jM5mh1uCWAl7JTBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T15:10:18.713692Z"},"content_sha256":"5ac0591bfb9fb1e7e60accc304178c3fac556e9885bcafabe8103c7126f567eb","schema_version":"1.0","event_id":"sha256:5ac0591bfb9fb1e7e60accc304178c3fac556e9885bcafabe8103c7126f567eb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:IZV4GRBVRG3WPFYPHGTPJ2ETHW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lifetimes of heavy hadrons beyond leading logarithms","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"U. Nierste","submitted_at":"2002-08-31T22:05:29Z","abstract_excerpt":"The lifetime splitting between the B^+ and B_d^0 mesons has recently been calculated in the next-to-leading order of QCD. These corrections are necessary for a reliable theoretical prediction, in particular for the meaningful use of hadronic matrix elements computed with lattice QCD. Using results from quenched lattice QCD we find tau(B^+)/tau(B^0_d)=1.053 +/- 0.016 +/- 0.017, where the uncertainties from unquenching and 1/m_b corrections are not included. The lifetime difference of heavy baryons Xi_b^0 and \\Xi_b^- is also discussed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0209008","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":"2026-05-18T00:37:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Fj2xikloRqS8UdsyjC3y+GP0rNqa7vbWd9emTiTEn+r4PrIXpCUsB0dGEtobKS0T96itaDh3w+ZDHbDs24RKBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T15:10:18.714031Z"},"content_sha256":"fbc75a9adeb61f2a1d8d7ee1eb6fde888aa8c46ef4b52d1f68da788abdf8e8ae","schema_version":"1.0","event_id":"sha256:fbc75a9adeb61f2a1d8d7ee1eb6fde888aa8c46ef4b52d1f68da788abdf8e8ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IZV4GRBVRG3WPFYPHGTPJ2ETHW/bundle.json","state_url":"https://pith.science/pith/IZV4GRBVRG3WPFYPHGTPJ2ETHW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IZV4GRBVRG3WPFYPHGTPJ2ETHW/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":"2026-06-09T15:10:18Z","links":{"resolver":"https://pith.science/pith/IZV4GRBVRG3WPFYPHGTPJ2ETHW","bundle":"https://pith.science/pith/IZV4GRBVRG3WPFYPHGTPJ2ETHW/bundle.json","state":"https://pith.science/pith/IZV4GRBVRG3WPFYPHGTPJ2ETHW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IZV4GRBVRG3WPFYPHGTPJ2ETHW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:IZV4GRBVRG3WPFYPHGTPJ2ETHW","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":"bccfd5fc0aaf57108b6d44db8326a168c70adf3e382609d94686790fa525f86e","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2002-08-31T22:05:29Z","title_canon_sha256":"459580c9c0cec16ff23a789a81d4b3f499f9f4c08a851d305fce795e3f646695"},"schema_version":"1.0","source":{"id":"hep-ph/0209008","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0209008","created_at":"2026-05-18T00:37:29Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0209008v1","created_at":"2026-05-18T00:37:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0209008","created_at":"2026-05-18T00:37:29Z"},{"alias_kind":"pith_short_12","alias_value":"IZV4GRBVRG3W","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"IZV4GRBVRG3WPFYP","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"IZV4GRBV","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:fbc75a9adeb61f2a1d8d7ee1eb6fde888aa8c46ef4b52d1f68da788abdf8e8ae","target":"graph","created_at":"2026-05-18T00:37:29Z","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 lifetime splitting between the B^+ and B_d^0 mesons has recently been calculated in the next-to-leading order of QCD. These corrections are necessary for a reliable theoretical prediction, in particular for the meaningful use of hadronic matrix elements computed with lattice QCD. Using results from quenched lattice QCD we find tau(B^+)/tau(B^0_d)=1.053 +/- 0.016 +/- 0.017, where the uncertainties from unquenching and 1/m_b corrections are not included. The lifetime difference of heavy baryons Xi_b^0 and \\Xi_b^- is also discussed.","authors_text":"U. Nierste","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2002-08-31T22:05:29Z","title":"Lifetimes of heavy hadrons beyond leading logarithms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0209008","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":"sha256:5ac0591bfb9fb1e7e60accc304178c3fac556e9885bcafabe8103c7126f567eb","target":"record","created_at":"2026-05-18T00:37:29Z","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":"bccfd5fc0aaf57108b6d44db8326a168c70adf3e382609d94686790fa525f86e","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2002-08-31T22:05:29Z","title_canon_sha256":"459580c9c0cec16ff23a789a81d4b3f499f9f4c08a851d305fce795e3f646695"},"schema_version":"1.0","source":{"id":"hep-ph/0209008","kind":"arxiv","version":1}},"canonical_sha256":"466bc3443589b767970f39a6f4e8933da34df9b6f759cffe7a6759a9c47bbcd6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"466bc3443589b767970f39a6f4e8933da34df9b6f759cffe7a6759a9c47bbcd6","first_computed_at":"2026-05-18T00:37:29.189886Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:37:29.189886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7EQcR84ZjEmoXELQnuVk1YrXltVikeT6IFOZM8hTOjGVrDRDdg1PuwMzqh9RUeAzPfA6gz/qe8GcKBj9MpgiBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:37:29.190345Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0209008","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5ac0591bfb9fb1e7e60accc304178c3fac556e9885bcafabe8103c7126f567eb","sha256:fbc75a9adeb61f2a1d8d7ee1eb6fde888aa8c46ef4b52d1f68da788abdf8e8ae"],"state_sha256":"aecc42d5e1895c3cb672df080eb88f7952a3bd200fd7217f947e6cfa38361171"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"37iKFTrPY2uBpgYrKFd6z1wPkvMOQG/zmD9NC9OFP4YACz+Y2Ugh0WEiHNM4TtOabmco83Fp3Fk6JXASKxJuAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T15:10:18.716013Z","bundle_sha256":"0affe57dea7aaba3580cdc7560e5a3282afc5bf970fb67509fe0b2cc8278d4b0"}}