{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:7ZUBCASPLSZZNFN7H6BS45HZ6L","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":"4d1be41db579ff9f3630289c6cb91e2894dc35c6955d7f19778a388845f6406e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-11-30T01:46:48Z","title_canon_sha256":"31a272d6eb91bf4a6a0551cef4fa4f5bd4076e932c9dcf0388b1579f5bab4501"},"schema_version":"1.0","source":{"id":"1711.11182","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.11182","created_at":"2026-05-18T00:29:00Z"},{"alias_kind":"arxiv_version","alias_value":"1711.11182v2","created_at":"2026-05-18T00:29:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.11182","created_at":"2026-05-18T00:29:00Z"},{"alias_kind":"pith_short_12","alias_value":"7ZUBCASPLSZZ","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"7ZUBCASPLSZZNFN7","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"7ZUBCASP","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:e23054e8d80cf41bd4ab76b530a9cb2740539b6e6388204f440d7d7919013ad3","target":"graph","created_at":"2026-05-18T00:29:00Z","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"},"paper":{"abstract_excerpt":"The DAMPE experiment has recently reported strong indications for the existence of an excess of high-energy electrons and positrons. If interpreted in terms of the annihilation of dark matter, the DAMPE result restricts the dark matter mass and possible annihilation channels to a few case. In this paper we explain the DAMPE result with the electron-flavored $Z^\\prime$-portal fermionic dark matter. We show that the Dirac dark matter scenario is promising to explain the excess via the process $\\bar \\chi \\chi \\to\\mathbf{Z}'\\to \\bar e e$. The reduced annihilation cross section is limited in a rang","authors_text":"Qiang Yuan, Wei Chao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-11-30T01:46:48Z","title":"The electron-flavored Z'-portal dark matter and the DAMPE cosmic ray excess"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.11182","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":"sha256:27c4cad97f03d04dd7f60efabd053fe9cf8d60a6a1811f2c1ce78817c14d44fc","target":"record","created_at":"2026-05-18T00:29:00Z","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":"4d1be41db579ff9f3630289c6cb91e2894dc35c6955d7f19778a388845f6406e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-11-30T01:46:48Z","title_canon_sha256":"31a272d6eb91bf4a6a0551cef4fa4f5bd4076e932c9dcf0388b1579f5bab4501"},"schema_version":"1.0","source":{"id":"1711.11182","kind":"arxiv","version":2}},"canonical_sha256":"fe6811024f5cb39695bf3f832e74f9f2ceef4b9c40a7276a02e63ba12d49a8f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fe6811024f5cb39695bf3f832e74f9f2ceef4b9c40a7276a02e63ba12d49a8f8","first_computed_at":"2026-05-18T00:29:00.810746Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:29:00.810746Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"l7+fOWs5J2hvd86RrndK2IN0qBSuIUAb2vbqPUs3GPur68BmRpae37jDaK3bpAZVtNzesUo4Qj90cGcVeBk+DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:29:00.811400Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.11182","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:27c4cad97f03d04dd7f60efabd053fe9cf8d60a6a1811f2c1ce78817c14d44fc","sha256:e23054e8d80cf41bd4ab76b530a9cb2740539b6e6388204f440d7d7919013ad3"],"state_sha256":"4a990d680d01b95a31941df623266d19a59af3b9742ac3a1a2b81cfd970461b1"}