{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:YXOX6IAKBT3UNK4SOEQUORAWN4","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":"3e535566c158f52edd81fa607592853811797a70c0d7bb5febb9766c63d81292","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-06-11T15:42:21Z","title_canon_sha256":"d346a5d6c0ebb1b535cdac59c286e65de0bf0dadd9dcc471bd7fe74ec6f2e1a1"},"schema_version":"1.0","source":{"id":"1906.04662","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.04662","created_at":"2026-07-05T00:37:45Z"},{"alias_kind":"arxiv_version","alias_value":"1906.04662v2","created_at":"2026-07-05T00:37:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.04662","created_at":"2026-07-05T00:37:45Z"},{"alias_kind":"pith_short_12","alias_value":"YXOX6IAKBT3U","created_at":"2026-07-05T00:37:45Z"},{"alias_kind":"pith_short_16","alias_value":"YXOX6IAKBT3UNK4S","created_at":"2026-07-05T00:37:45Z"},{"alias_kind":"pith_short_8","alias_value":"YXOX6IAK","created_at":"2026-07-05T00:37:45Z"}],"graph_snapshots":[{"event_id":"sha256:175fb337bbbaf83ade99799f52900e347110490477a1ac5f160fce62be51f706","target":"graph","created_at":"2026-07-05T00:37:45Z","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/1906.04662/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the correlation between the fermion composite system and quark spins by using the light-cone quark-diquark model. We do the calculations for $u$-quark and $d$-quark in the fermion system by considering the different polarization configrations of both. The contribution from scalar and axial-vector diquarks is taken into account. The overlap represenation of light-front wavefunctions is used for the calculations. The spin-spin correlations for $u$ and $d$ quarks are presented in transverse impact-parameter plane and transverse momentum plane as well.","authors_text":"Harleen Dahiya, Satvir Kaur","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-06-11T15:42:21Z","title":"Study of spin-spin correlations between quark and a spin-$\\frac{1}{2}$ particle"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.04662","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":"sha256:6ecd33fbdb7505227d420db79a3fc56fb0e0ceda2d410706be99f5d1c667922e","target":"record","created_at":"2026-07-05T00:37:45Z","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":"3e535566c158f52edd81fa607592853811797a70c0d7bb5febb9766c63d81292","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-06-11T15:42:21Z","title_canon_sha256":"d346a5d6c0ebb1b535cdac59c286e65de0bf0dadd9dcc471bd7fe74ec6f2e1a1"},"schema_version":"1.0","source":{"id":"1906.04662","kind":"arxiv","version":2}},"canonical_sha256":"c5dd7f200a0cf746ab9271214744166f219df9bc9fc40c50140be1c94a98430c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c5dd7f200a0cf746ab9271214744166f219df9bc9fc40c50140be1c94a98430c","first_computed_at":"2026-07-05T00:37:45.494657Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:37:45.494657Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"N3HeFoPhX0cI8oLSVjicCyDgD+uGbbL0F8THRJ/1GwnWVy7FSQ4DmwDQQsq4BiL3srMXkI8ZvqfkS1MPhicJCg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:37:45.495258Z","signed_message":"canonical_sha256_bytes"},"source_id":"1906.04662","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ecd33fbdb7505227d420db79a3fc56fb0e0ceda2d410706be99f5d1c667922e","sha256:175fb337bbbaf83ade99799f52900e347110490477a1ac5f160fce62be51f706"],"state_sha256":"6bed726ebe3cbdda4a7a9863090c9bbc42958c806a82c771b376a5739e0bc31d"}