{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1996:MGS534AMASTLQUBJUAES64HDEW","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":"d04d1a9d901456626b1d7cdf9ac963c70998e4bba2414bc5df70a18f20700441","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1996-09-10T15:09:03Z","title_canon_sha256":"5356974e36087d00eeb4572573a396366327bd2632609e783770c1011c3d21d1"},"schema_version":"1.0","source":{"id":"hep-ph/9609306","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9609306","created_at":"2026-07-04T15:29:36Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9609306v1","created_at":"2026-07-04T15:29:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9609306","created_at":"2026-07-04T15:29:36Z"},{"alias_kind":"pith_short_12","alias_value":"MGS534AMASTL","created_at":"2026-07-04T15:29:36Z"},{"alias_kind":"pith_short_16","alias_value":"MGS534AMASTLQUBJ","created_at":"2026-07-04T15:29:36Z"},{"alias_kind":"pith_short_8","alias_value":"MGS534AM","created_at":"2026-07-04T15:29:36Z"}],"graph_snapshots":[{"event_id":"sha256:bdc479a6c46393553b23e686892db725f9ffe95b6f2d4d3c2ad42e4a3f29411c","target":"graph","created_at":"2026-07-04T15:29:36Z","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/hep-ph/9609306/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We show that both the multiplicity distribution and the ratio of factorial cumulants over factorial moments for 2-jet events in e+e- annihilation at the Z^0 peak can be well reproduced by the weighted superposition of two negative binomial distributions, associated to the contribution of $b\\bar b$ and light flavoured events respectively. The negative binomial distribution is then suggested to describe the multiplicity distribution of 2-jet events with fixed flavour.","authors_text":"Alberto Giovannini (Turin U. & INFN, Max Planck Inst.), Roberto Ugoccioni (Lund U.), Sergio Lupia (Munich, Turin)","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1996-09-10T15:09:03Z","title":"The negative binomial distribution in quark jets with fixed flavour"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9609306","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:dd8984708af22dc75c57e698c0d510adf3659876d81b9f088608e4cc718216b7","target":"record","created_at":"2026-07-04T15:29:36Z","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":"d04d1a9d901456626b1d7cdf9ac963c70998e4bba2414bc5df70a18f20700441","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1996-09-10T15:09:03Z","title_canon_sha256":"5356974e36087d00eeb4572573a396366327bd2632609e783770c1011c3d21d1"},"schema_version":"1.0","source":{"id":"hep-ph/9609306","kind":"arxiv","version":1}},"canonical_sha256":"61a5ddf00c04a6b85029a0092f70e32585d4d33dff7bef8f714e826befaa5fb3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"61a5ddf00c04a6b85029a0092f70e32585d4d33dff7bef8f714e826befaa5fb3","first_computed_at":"2026-07-04T15:29:36.376323Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:29:36.376323Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UhzuIUGtLiQ3eDEw4xfI79V214YMbENiaqstPYt4qUWEGsOrp2MfkEbx2nzxi8v9/E4HZsW6eu1EL2TTnDYZDg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:29:36.376837Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9609306","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dd8984708af22dc75c57e698c0d510adf3659876d81b9f088608e4cc718216b7","sha256:bdc479a6c46393553b23e686892db725f9ffe95b6f2d4d3c2ad42e4a3f29411c"],"state_sha256":"a0b3d224ff31d36c1e930598a610026255ac183bacf3f873e7d957468210813a"}