{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:YYECATHLTF3JNYE5WTHIER3BUY","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":"f8376c4a4f59c8cbbf58deef2a0cb60e27fa3d956e0cd61c16b525110f933063","cross_cats_sorted":[],"license":"","primary_cat":"nucl-ex","submitted_at":"2007-04-19T14:41:42Z","title_canon_sha256":"3a6263b9f22fcaf16e6d85a3945e5a9fc7250458bf814908fb813ab798b458b2"},"schema_version":"1.0","source":{"id":"0704.2546","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0704.2546","created_at":"2026-07-04T17:24:57Z"},{"alias_kind":"arxiv_version","alias_value":"0704.2546v1","created_at":"2026-07-04T17:24:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0704.2546","created_at":"2026-07-04T17:24:57Z"},{"alias_kind":"pith_short_12","alias_value":"YYECATHLTF3J","created_at":"2026-07-04T17:24:57Z"},{"alias_kind":"pith_short_16","alias_value":"YYECATHLTF3JNYE5","created_at":"2026-07-04T17:24:57Z"},{"alias_kind":"pith_short_8","alias_value":"YYECATHL","created_at":"2026-07-04T17:24:57Z"}],"graph_snapshots":[{"event_id":"sha256:f662160a7f39fdcb002273e951b9f63bae11ac606a980039ba423ea710311b5e","target":"graph","created_at":"2026-07-04T17:24:57Z","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/0704.2546/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"New cross sections for the reaction $ep \\to e'\\eta p$ are reported for total center of mass energy $W$=1.5--2.3 GeV and invariant squared momentum transfer $Q^2$=0.13--3.3 GeV$^2$. This large kinematic range allows extraction of new information about response functions, photocouplings, and $\\eta N$ coupling strengths of baryon resonances. A sharp structure is seen at $W\\sim$ 1.7 GeV. The shape of the differential cross section is indicative of the presence of a $P$-wave resonance that persists to high $Q^2$. Improved values are derived for the photon coupling amplitude for the $S_{11}$(1535) r","authors_text":"H. Denizli, J. Mueller, S. Dytman et al. (CLAS Collaboration)","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-ex","submitted_at":"2007-04-19T14:41:42Z","title":"Q^2 Dependence of the S_{11}(1535) Photocoupling and Evidence for a P-wave resonance in eta electroproduction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0704.2546","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":"sha256:03e38f47d3f7ad49e63b382e0bbc9a9c58ae9681fe95fbc5e1bb5ba24d2ac85a","target":"record","created_at":"2026-07-04T17:24:57Z","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":"f8376c4a4f59c8cbbf58deef2a0cb60e27fa3d956e0cd61c16b525110f933063","cross_cats_sorted":[],"license":"","primary_cat":"nucl-ex","submitted_at":"2007-04-19T14:41:42Z","title_canon_sha256":"3a6263b9f22fcaf16e6d85a3945e5a9fc7250458bf814908fb813ab798b458b2"},"schema_version":"1.0","source":{"id":"0704.2546","kind":"arxiv","version":1}},"canonical_sha256":"c608204ceb997696e09db4ce824761a60ccdaef1821bef6efbf4b19b0f351035","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c608204ceb997696e09db4ce824761a60ccdaef1821bef6efbf4b19b0f351035","first_computed_at":"2026-07-04T17:24:57.103869Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:24:57.103869Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QyJoFvAZ+SE9q5tK6JragYND5zFTEplhpHJ23sIiMl03hmxDwFR3n3QvCAx5QJe1NdmtgECoVMocf5a1X861CQ==","signature_status":"signed_v1","signed_at":"2026-07-04T17:24:57.104295Z","signed_message":"canonical_sha256_bytes"},"source_id":"0704.2546","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:03e38f47d3f7ad49e63b382e0bbc9a9c58ae9681fe95fbc5e1bb5ba24d2ac85a","sha256:f662160a7f39fdcb002273e951b9f63bae11ac606a980039ba423ea710311b5e"],"state_sha256":"d2ecf2b927a65ebd84750a1403e7455e0f0b5904208699f2f06f7ca2baa82c02"}