{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:LHE6WGLXJOGKZLGEAEQVZMEOX4","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":"4f513eceea0bbd15f27c4c7eaac346f6e468ca99d33f464f1b920aa6ec3a88b7","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2000-10-18T10:38:16Z","title_canon_sha256":"224b471972493e63055f0868cc38442b0081bc1a5f9f58922f23850c73bf1c5f"},"schema_version":"1.0","source":{"id":"nucl-th/0010056","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0010056","created_at":"2026-07-04T15:21:04Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0010056v2","created_at":"2026-07-04T15:21:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0010056","created_at":"2026-07-04T15:21:04Z"},{"alias_kind":"pith_short_12","alias_value":"LHE6WGLXJOGK","created_at":"2026-07-04T15:21:04Z"},{"alias_kind":"pith_short_16","alias_value":"LHE6WGLXJOGKZLGE","created_at":"2026-07-04T15:21:04Z"},{"alias_kind":"pith_short_8","alias_value":"LHE6WGLX","created_at":"2026-07-04T15:21:04Z"}],"graph_snapshots":[{"event_id":"sha256:88867c214e9719eae40128a58abe11294bde6f3ad65288165610dc52c04231ed","target":"graph","created_at":"2026-07-04T15:21:04Z","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/0010056/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The dilepton production in elementary ${pp\\to e^{+}e^{-}X}$ reactions at BEVALAC energies $T_{lab}=1\\div 5$ GeV is investigated. The calculations include direct ${e^{+}e^{-}}$ decays of the vector mesons $\\rho ^{0}$, $\\omega $, and $\\phi $, Dalitz decays of the $\\pi ^{0}$-, $\\eta $-, $% \\rho $-, $\\omega $-, and $\\phi $-mesons, and of the baryon resonances $% \\Delta (1232),N(1520),$ $... $ . The subthreshold vector meson production cross sections in $pp$ collisions are treated in a way sufficient to avoid double counting with the inclusive vector meson production. The vector meson dominance mod","authors_text":"Amand Faessler, B.V. Martemyanov (Tubingen U. & Moscow, C. Fuchs (Tubingen U.), ITEP), M.I. Krivoruchenko","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"2000-10-18T10:38:16Z","title":"Dilepton production in proton-proton collisions at BEVALAC energies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0010056","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:db6618be6a3d3c566187e40b214f7c3a9cdb955aba0cc207ceb86774234beb32","target":"record","created_at":"2026-07-04T15:21:04Z","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":"4f513eceea0bbd15f27c4c7eaac346f6e468ca99d33f464f1b920aa6ec3a88b7","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2000-10-18T10:38:16Z","title_canon_sha256":"224b471972493e63055f0868cc38442b0081bc1a5f9f58922f23850c73bf1c5f"},"schema_version":"1.0","source":{"id":"nucl-th/0010056","kind":"arxiv","version":2}},"canonical_sha256":"59c9eb19774b8cacacc401215cb08ebf239cd0aae73eb5e0bd88866b6467f4a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"59c9eb19774b8cacacc401215cb08ebf239cd0aae73eb5e0bd88866b6467f4a3","first_computed_at":"2026-07-04T15:21:04.670567Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:21:04.670567Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LhjC9VK6TManwjxDBwi7tdKkK32q4Z9VA5s06dX43Ft4L35QhBCwmFHAJvgTeMH5xa+Rrn9+JS6bSSYWc0e4CA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:21:04.670948Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/0010056","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db6618be6a3d3c566187e40b214f7c3a9cdb955aba0cc207ceb86774234beb32","sha256:88867c214e9719eae40128a58abe11294bde6f3ad65288165610dc52c04231ed"],"state_sha256":"b7bf268dced71a6de93972a08f000824ee788ffd369f5b34882d8da0fb00459a"}