{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:RGADAEXPJFN7ZIU7DRMZK77PTI","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":"cf8b29766f57b28c45870e2a8c820043b0cb6050987366743319d067a3e43c10","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-07-02T18:02:33Z","title_canon_sha256":"cd3904017653abf94df36ce58f89d7c22e3d1717aaa20284f380ab38dc6854a8"},"schema_version":"1.0","source":{"id":"0807.0323","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0807.0323","created_at":"2026-07-04T15:36:02Z"},{"alias_kind":"arxiv_version","alias_value":"0807.0323v2","created_at":"2026-07-04T15:36:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0807.0323","created_at":"2026-07-04T15:36:02Z"},{"alias_kind":"pith_short_12","alias_value":"RGADAEXPJFN7","created_at":"2026-07-04T15:36:02Z"},{"alias_kind":"pith_short_16","alias_value":"RGADAEXPJFN7ZIU7","created_at":"2026-07-04T15:36:02Z"},{"alias_kind":"pith_short_8","alias_value":"RGADAEXP","created_at":"2026-07-04T15:36:02Z"}],"graph_snapshots":[{"event_id":"sha256:a2544bef8591c879d37a8f1c26a1eb1eabc9734222946fbcfc401d3eedebe080","target":"graph","created_at":"2026-07-04T15:36:02Z","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/0807.0323/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"All the leading-twist parton distribution functions are calculated in a spectator model of the nucleon, using scalar and axial-vector diquarks. Single gluon rescattering is used to generate T-odd distribution functions. Different choices for the diquark polarization states are considered, as well as a few options for the form factor at the nucleon-quark-diquark vertex. The results are listed in analytic form and interpreted in terms of light-cone wave functions. The model parameters are fixed by reproducing the phenomenological parametrization of unpolarized and helicity parton distributions a","authors_text":"A. Bacchetta, F. Conti, M. Radici","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-07-02T18:02:33Z","title":"Transverse-momentum distributions in a diquark spectator model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0807.0323","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:c5a482eb5918e11be28c398dc1310c513d7a356802e011cf9c13dbc4d5a4b4bc","target":"record","created_at":"2026-07-04T15:36:02Z","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":"cf8b29766f57b28c45870e2a8c820043b0cb6050987366743319d067a3e43c10","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2008-07-02T18:02:33Z","title_canon_sha256":"cd3904017653abf94df36ce58f89d7c22e3d1717aaa20284f380ab38dc6854a8"},"schema_version":"1.0","source":{"id":"0807.0323","kind":"arxiv","version":2}},"canonical_sha256":"89803012ef495bfca29f1c59957fef9a20c91418d8bf77f3bca6fba8acc91f85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"89803012ef495bfca29f1c59957fef9a20c91418d8bf77f3bca6fba8acc91f85","first_computed_at":"2026-07-04T15:36:02.638777Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:36:02.638777Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yuBhaV97rYnEHoNVOppwaeDJjJ9SeYUlbUzCNz+MwYjgYjcdKz/FS6ax4/Ce4LhuKTcOCtyDI0Q1KwoA5G36CA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:36:02.639268Z","signed_message":"canonical_sha256_bytes"},"source_id":"0807.0323","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c5a482eb5918e11be28c398dc1310c513d7a356802e011cf9c13dbc4d5a4b4bc","sha256:a2544bef8591c879d37a8f1c26a1eb1eabc9734222946fbcfc401d3eedebe080"],"state_sha256":"3e65d2e94c7aaea9bf5a636c52ffe968048a2351f37b183e818cdd2666e81c9b"}