{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:PWL4FCJDK4EHDK4LM6ENHGCKP6","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":"4998cd00067318e9c18e3746932fe13c6538b8fca37da849f14b759265e19a12","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"nucl-th","submitted_at":"1995-02-06T18:22:22Z","title_canon_sha256":"8c589dc716cde9fcdc19637372fa2a2e62414e56232b40484941e166cdf0d6d6"},"schema_version":"1.0","source":{"id":"nucl-th/9502016","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9502016","created_at":"2026-05-18T01:05:18Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9502016v1","created_at":"2026-05-18T01:05:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9502016","created_at":"2026-05-18T01:05:18Z"},{"alias_kind":"pith_short_12","alias_value":"PWL4FCJDK4EH","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"PWL4FCJDK4EHDK4L","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"PWL4FCJD","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:b3f32aabd374d97e77b506bbbfec37f15c4cb18950d0a702a76fb18e5f04f723","target":"graph","created_at":"2026-05-18T01:05:18Z","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"},"paper":{"abstract_excerpt":"The few available data for the reactions $\\gamma p \\rightarrow K^{0} \\Sigma^{+}$ and $\\gamma n \\rightarrow K^{+} \\Sigma^{-}$ are compared to models developed for the processes $\\gamma p \\rightarrow K^{+} \\Sigma^{0}$ and $\\gamma p \\rightarrow K^{+} \\Lambda$. It is found that some of these phenomenological models overpredict the measurements by up to a factor of 100. Fitting the data for all of these reactions leads to drastically reduced Born coupling constants.","authors_text":"C. Bennhold, C. E. Hyde-Wright, T. Mart","cross_cats":["hep-ph"],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"1995-02-06T18:22:22Z","title":"Constraints on Coupling Constants through Charged $\\Sigma$ Photoproduction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9502016","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:eab1ddd76668da5aba91ae5b37cf87eb4152d119799f2c5b0202df9880896faf","target":"record","created_at":"2026-05-18T01:05:18Z","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":"4998cd00067318e9c18e3746932fe13c6538b8fca37da849f14b759265e19a12","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"nucl-th","submitted_at":"1995-02-06T18:22:22Z","title_canon_sha256":"8c589dc716cde9fcdc19637372fa2a2e62414e56232b40484941e166cdf0d6d6"},"schema_version":"1.0","source":{"id":"nucl-th/9502016","kind":"arxiv","version":1}},"canonical_sha256":"7d97c28923570871ab8b6788d3984a7fbfe4bee87be2452d1f2bb46d5d3e6944","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d97c28923570871ab8b6788d3984a7fbfe4bee87be2452d1f2bb46d5d3e6944","first_computed_at":"2026-05-18T01:05:18.832310Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:05:18.832310Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yBJUr6Rbm7oaTd5MZWqR5SUQyFvPP4AIT8bVl7qyV3pClCUijvj2ZX4pySgibMuK7P7nCNUDAytlYe+uFwpGBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:05:18.832662Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/9502016","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eab1ddd76668da5aba91ae5b37cf87eb4152d119799f2c5b0202df9880896faf","sha256:b3f32aabd374d97e77b506bbbfec37f15c4cb18950d0a702a76fb18e5f04f723"],"state_sha256":"4b1f66482d0ab1a783e45fd9e340a7b2962152bb3969f23e3cdfc961090d100e"}