{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1998:AYHCZWBOKEEGVFKSLZ36QLCZLE","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":"a0e3ab252356d722a399f27e1b6697a3abf4a3e1d922c79713e26d2f27193417","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"1998-11-09T06:39:15Z","title_canon_sha256":"f669c293c40dfd2b0e9dd61f7bfe455798699d1c8dc7746cfdcd96f4632ddc58"},"schema_version":"1.0","source":{"id":"nucl-th/9811024","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9811024","created_at":"2026-07-04T14:43:00Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9811024v1","created_at":"2026-07-04T14:43:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9811024","created_at":"2026-07-04T14:43:00Z"},{"alias_kind":"pith_short_12","alias_value":"AYHCZWBOKEEG","created_at":"2026-07-04T14:43:00Z"},{"alias_kind":"pith_short_16","alias_value":"AYHCZWBOKEEGVFKS","created_at":"2026-07-04T14:43:00Z"},{"alias_kind":"pith_short_8","alias_value":"AYHCZWBO","created_at":"2026-07-04T14:43:00Z"}],"graph_snapshots":[{"event_id":"sha256:92b118c033e6016e93fbb384191b65008f1e6c61517d8860155423c208fd7b35","target":"graph","created_at":"2026-07-04T14:43:00Z","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-th/9811024/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The general gauge-invariant photoproduction formalism given by Haberzettl is applied to kaon photoproduction off the nucleon at the tree level, with form factors describing composite nucleons. Numerical results show that this gauge-invariance procedure, when compared to Ohta's, leads to a much improved description of experimental data. Predictions for the new Bonn SAPHIR data for $p(\\gamma,K^+)\\Lambda$ are given.","authors_text":"C. Bennhold, H. Haberzettl, T. Feuster, T. Mart","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"1998-11-09T06:39:15Z","title":"Gauge-invariant meson photoproduction with extended nucleons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9811024","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":"sha256:72820746529cf0b2ae422b8ecdf98db8f39b2575bb654287f3ddedcc75507c10","target":"record","created_at":"2026-07-04T14:43:00Z","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":"a0e3ab252356d722a399f27e1b6697a3abf4a3e1d922c79713e26d2f27193417","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"1998-11-09T06:39:15Z","title_canon_sha256":"f669c293c40dfd2b0e9dd61f7bfe455798699d1c8dc7746cfdcd96f4632ddc58"},"schema_version":"1.0","source":{"id":"nucl-th/9811024","kind":"arxiv","version":1}},"canonical_sha256":"060e2cd82e51086a95525e77e82c59591feb37e5c7d713eace6fb7babc760226","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"060e2cd82e51086a95525e77e82c59591feb37e5c7d713eace6fb7babc760226","first_computed_at":"2026-07-04T14:43:00.079898Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:43:00.079898Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Gp5C/ZLj8O4OPCk5n4kuqc6wZpjPYqJCbcOdKZcuFfQwllvn+BjYNCp8pAZhD6ZCohMRjXomweFwO4RmB0u0Bg==","signature_status":"signed_v1","signed_at":"2026-07-04T14:43:00.080280Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/9811024","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:72820746529cf0b2ae422b8ecdf98db8f39b2575bb654287f3ddedcc75507c10","sha256:92b118c033e6016e93fbb384191b65008f1e6c61517d8860155423c208fd7b35"],"state_sha256":"c9e41e016aebb4abaa5aed1b5cde167fef9b582fcd907db094b901ef986ddd38"}