{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:AKOY3QXOTF3QWTQ2G6TX6V7DSU","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":"4d78538446cda341ab40c53e2502479959556dc1a1a47fdb67956ea8aed985d5","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-04-18T02:21:32Z","title_canon_sha256":"d83629e7ce1fd7c8757741e56a9aa2b6e2212ae8418f3f70db1797eb09304903"},"schema_version":"1.0","source":{"id":"1904.08569","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.08569","created_at":"2026-05-17T23:42:19Z"},{"alias_kind":"arxiv_version","alias_value":"1904.08569v3","created_at":"2026-05-17T23:42:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.08569","created_at":"2026-05-17T23:42:19Z"},{"alias_kind":"pith_short_12","alias_value":"AKOY3QXOTF3Q","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"AKOY3QXOTF3QWTQ2","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"AKOY3QXO","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:c2c38367931163579c5f528fb06e6556484db977df479ddbcfbff3b7cc393d4b","target":"graph","created_at":"2026-05-17T23:42:19Z","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":"We have studied the $\\gamma p\\to \\eta \\phi p$ reaction within the effective Lagrangian approach, by considering the contribution of the intermediate state $\\phi(2170)$ production, and the background contributions of $t$-channel $\\pi^0$ and $\\eta$ mesons exchanges with the intermediate states $N$ and $N(1535)$. Our calculations show that there may be a peak, at least a bump structure around 2180 MeV associated to the resonance $\\phi(2170)$ in the $\\eta\\phi$ mass distribution. We suggest to search for the resonance $\\phi(2170)$ in this reaction, which would be helpful to shed light on its nature","authors_text":"Chen-Guang Zhao, De-Min Li, En Wang, Guan-Nan Li, Guan-Ying Wang","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-04-18T02:21:32Z","title":"The $\\phi(2170)$ production in the process $\\gamma p\\to \\eta \\phi p$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.08569","kind":"arxiv","version":3},"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":"sha256:96c3e276c8e19421f0fee3ee7ce58f910741af59347adbe99bdbf84099cca0b9","target":"record","created_at":"2026-05-17T23:42:19Z","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":"4d78538446cda341ab40c53e2502479959556dc1a1a47fdb67956ea8aed985d5","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-04-18T02:21:32Z","title_canon_sha256":"d83629e7ce1fd7c8757741e56a9aa2b6e2212ae8418f3f70db1797eb09304903"},"schema_version":"1.0","source":{"id":"1904.08569","kind":"arxiv","version":3}},"canonical_sha256":"029d8dc2ee99770b4e1a37a77f57e3952e338883bfb609f815ecda3fff120990","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"029d8dc2ee99770b4e1a37a77f57e3952e338883bfb609f815ecda3fff120990","first_computed_at":"2026-05-17T23:42:19.733755Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:42:19.733755Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"43onvOkgaUrqMBKb9ejYpgy5WRqUBFB9NAIRW7FmEo2p9AH4SK09sxUFfozrQXwAFuIvuj9lS5kZBi8o/M9TDQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:42:19.734207Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.08569","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:96c3e276c8e19421f0fee3ee7ce58f910741af59347adbe99bdbf84099cca0b9","sha256:c2c38367931163579c5f528fb06e6556484db977df479ddbcfbff3b7cc393d4b"],"state_sha256":"8fa0fd5d2c7796c54ba8ff029f718eaeba948acf24e1c5b6d51be21b991bb6cf"}