{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:CWE2SDDLY3TDWPNFFXYURACSYJ","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":"48e49239497ebabdc54b0b2b8d1a387f1dd5198738914aa48adfcfedd91764e1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2020-06-27T21:04:31Z","title_canon_sha256":"c86d04f55d5c7f99a0b538591775e7fe0ac24afa893edea12bd1f014230b3bc0"},"schema_version":"1.0","source":{"id":"2006.15446","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.15446","created_at":"2026-07-05T01:30:07Z"},{"alias_kind":"arxiv_version","alias_value":"2006.15446v1","created_at":"2026-07-05T01:30:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.15446","created_at":"2026-07-05T01:30:07Z"},{"alias_kind":"pith_short_12","alias_value":"CWE2SDDLY3TD","created_at":"2026-07-05T01:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"CWE2SDDLY3TDWPNF","created_at":"2026-07-05T01:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"CWE2SDDL","created_at":"2026-07-05T01:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:2fc88768afb8ada004be9fda7ba81885380f2e14f524b76e51b3897658fe4e7d","target":"graph","created_at":"2026-07-05T01:30:07Z","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/2006.15446/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"While the prompt J/$\\psi$ cross section and polarization have been measured with good precision as a function of transverse momentum, $p_{\\rm T}$, those of the directly produced J/$\\psi$ are practically unknown, given that the cross sections and polarizations of the $\\chi_{c1}$ and $\\chi_{c2}$ mesons, large indirect contributors to J/$\\psi$ production, are only known with rather poor accuracy. The lack of precise measurements of the $\\chi_{cJ}$ polarizations induces large uncertainties in the level of their feed-down contributions to the prompt J/$\\psi$ yield, because of the polarization-depen","authors_text":"Carlos Louren\\c{c}o, Pietro Faccioli, Thomas Madlener","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2020-06-27T21:04:31Z","title":"From prompt to direct J/$\\psi$ production: new insights on the $\\chi_{c1}$ and $\\chi_{c2}$ polarizations and feed-down contributions from a global-fit analysis of mid-rapidity LHC data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.15446","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":"sha256:3c917c58be95e28e63bd215107f88c2ad8ec6bdd246caffe7d7040095f8e9b04","target":"record","created_at":"2026-07-05T01:30:07Z","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":"48e49239497ebabdc54b0b2b8d1a387f1dd5198738914aa48adfcfedd91764e1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2020-06-27T21:04:31Z","title_canon_sha256":"c86d04f55d5c7f99a0b538591775e7fe0ac24afa893edea12bd1f014230b3bc0"},"schema_version":"1.0","source":{"id":"2006.15446","kind":"arxiv","version":1}},"canonical_sha256":"1589a90c6bc6e63b3da52df1488052c249d43251f9869708ab3903ab07a6f6c2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1589a90c6bc6e63b3da52df1488052c249d43251f9869708ab3903ab07a6f6c2","first_computed_at":"2026-07-05T01:30:07.530015Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:30:07.530015Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tlcf2/EHr3LRpY82qFxYZngrArDIYarwL0U3IUiC0tgWA1G2vVjXVg29WhktBYlEvEGoF4yf1jiEaSIHTE51CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:30:07.530443Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.15446","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3c917c58be95e28e63bd215107f88c2ad8ec6bdd246caffe7d7040095f8e9b04","sha256:2fc88768afb8ada004be9fda7ba81885380f2e14f524b76e51b3897658fe4e7d"],"state_sha256":"b35ea63b1eae3590deda2b4d8ae4c5b2af587aae8626bbceb43b609a8db7603a"}