{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:RUNK64X2GNOXB4JNSHPT4DBT76","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":"124d558fd0d68c381e2a379e9f2d7bbd3a836c3200ed712cd200957e5fefed0e","cross_cats_sorted":[],"license":"","primary_cat":"nucl-ex","submitted_at":"1999-08-09T08:03:02Z","title_canon_sha256":"b0f2a22eeb428973bc1bc8c809e9b651966e81ff1bf269825db77ad49331fde5"},"schema_version":"1.0","source":{"id":"nucl-ex/9908002","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-ex/9908002","created_at":"2026-07-04T16:15:17Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-ex/9908002v1","created_at":"2026-07-04T16:15:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-ex/9908002","created_at":"2026-07-04T16:15:17Z"},{"alias_kind":"pith_short_12","alias_value":"RUNK64X2GNOX","created_at":"2026-07-04T16:15:17Z"},{"alias_kind":"pith_short_16","alias_value":"RUNK64X2GNOXB4JN","created_at":"2026-07-04T16:15:17Z"},{"alias_kind":"pith_short_8","alias_value":"RUNK64X2","created_at":"2026-07-04T16:15:17Z"}],"graph_snapshots":[{"event_id":"sha256:7c86aafaf656772f883021b26b6a9441c3cfc58e1aaec16830bfb34c859b6f49","target":"graph","created_at":"2026-07-04T16:15:17Z","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/nucl-ex/9908002/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report on the first measurement of spin-correlation parameters in quasifree electron scattering from vector-polarized deuterium. Polarized electrons were injected into an electron storage ring at a beam energy of 720 MeV. A Siberian snake was employed to preserve longitudinal polarization at the interaction point. Vector-polarized deuterium was produced by an atomic beam source and injected into an open-ended cylindrical cell, internal to the electron storage ring. The spin correlation parameter $A^V_{ed}$ was measured for the reaction $^2 \\vec{\\rm H}(\\vec e,e^\\prime n)p$ at a four-momentum","authors_text":"B. E. Norum, C. W. de Jager, D. Boersma, D. Nikolenko, D. Szczerba, D. W. Higinbotham, E. Six, G. J. Nooren, H. de Vries, H. J. Bulten, H. Kolster, H. R. Poolman, I. Passchier, I. Rachek, J. F. J. van den Brand, J. Lang, K. Wang, L. D. van Buuren, M. C. Simani, M. Ferro-Luzzi, R. Alarcon, S. Klous, Th. S. Bauer, Z.-L. Zhou","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-ex","submitted_at":"1999-08-09T08:03:02Z","title":"The Charge Form Factor of the Neutron from the reaction 2H(pol)(e(pol)e'n)p"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-ex/9908002","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":"sha256:2bfaac4a507ef54a714f65026e9352daf73aefc52ccd6edd8cd172b3b7eab9d9","target":"record","created_at":"2026-07-04T16:15:17Z","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":"124d558fd0d68c381e2a379e9f2d7bbd3a836c3200ed712cd200957e5fefed0e","cross_cats_sorted":[],"license":"","primary_cat":"nucl-ex","submitted_at":"1999-08-09T08:03:02Z","title_canon_sha256":"b0f2a22eeb428973bc1bc8c809e9b651966e81ff1bf269825db77ad49331fde5"},"schema_version":"1.0","source":{"id":"nucl-ex/9908002","kind":"arxiv","version":1}},"canonical_sha256":"8d1aaf72fa335d70f12d91df3e0c33ffae61f0bb135a5e412d2b0dbceaa32866","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d1aaf72fa335d70f12d91df3e0c33ffae61f0bb135a5e412d2b0dbceaa32866","first_computed_at":"2026-07-04T16:15:17.662379Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:15:17.662379Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7GIkUL8jTaPZzp99h4fUZZHGrILLrgno4/vE1mox1q4jiZ6tqRaAA/x8wPBQN7ea1lNJ8kHb53IHZOcHR+R6CQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:15:17.662814Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-ex/9908002","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2bfaac4a507ef54a714f65026e9352daf73aefc52ccd6edd8cd172b3b7eab9d9","sha256:7c86aafaf656772f883021b26b6a9441c3cfc58e1aaec16830bfb34c859b6f49"],"state_sha256":"ea3e8cca16bf52dc8c1b871123bcf446f87b43ff42aa5d31b8aa8efcdbc3cfe2"}