{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:3TWE7YBMIFBSIN6KSGVCB446KB","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":"9347f82bf60146c75363e6e0a80971c005e3f7dc1af7d379840305997c67a51a","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-01-17T11:30:34Z","title_canon_sha256":"df7655f6f063c5a9ab896df064c6d8a57ec493a2f9ed69f7c5e57bebe76d76b1"},"schema_version":"1.0","source":{"id":"1201.3485","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.3485","created_at":"2026-05-18T01:58:48Z"},{"alias_kind":"arxiv_version","alias_value":"1201.3485v3","created_at":"2026-05-18T01:58:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.3485","created_at":"2026-05-18T01:58:48Z"},{"alias_kind":"pith_short_12","alias_value":"3TWE7YBMIFBS","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"3TWE7YBMIFBSIN6K","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"3TWE7YBM","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:2ae77ee824d6ff7c66de9234b846d9c917489866379cf67173a5dbce7124771c","target":"graph","created_at":"2026-05-18T01:58:48Z","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 propose that local parity breaking induced by a large-scale fluctuation of topological charge at large temperatures and/or condensation of pseudoscalar mesons in the isotriplet channel for large baryon densities may be responsible for the substantial dilepton excess that is found for low invariant masses and moderate values of $p_T$ in central heavy ions collisions. This insofar unexplained enhancement could be understood by a combination of two effects leading both to an excess of $e^+e^-$ and $\\mu^+ \\mu^-$ pairs with respect to theoretical predictions based on conventional hadronic proces","authors_text":"A. A. Andrianov, D. Espriu, V. A. Andrianov, X. Planells","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-01-17T11:30:34Z","title":"Dilepton excess from local parity breaking in baryon matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.3485","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":"sha256:5f3a393492de804a7399d1502f35b26405df71c3ca6f77a251413ae4cf1ca236","target":"record","created_at":"2026-05-18T01:58:48Z","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":"9347f82bf60146c75363e6e0a80971c005e3f7dc1af7d379840305997c67a51a","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-01-17T11:30:34Z","title_canon_sha256":"df7655f6f063c5a9ab896df064c6d8a57ec493a2f9ed69f7c5e57bebe76d76b1"},"schema_version":"1.0","source":{"id":"1201.3485","kind":"arxiv","version":3}},"canonical_sha256":"dcec4fe02c41432437ca91aa20f39e507bdbb0840b468f79e855c2d8afdbbc83","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dcec4fe02c41432437ca91aa20f39e507bdbb0840b468f79e855c2d8afdbbc83","first_computed_at":"2026-05-18T01:58:48.240914Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:48.240914Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"k/ZZ8QUtVvuQ2Vzqq0IEBdVYZaZKNsZUAL4MbEA0h3C9mPOKDQRaZpeBDPjQwpnOgB3HBB4eTK4UegmabryRAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:48.241597Z","signed_message":"canonical_sha256_bytes"},"source_id":"1201.3485","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5f3a393492de804a7399d1502f35b26405df71c3ca6f77a251413ae4cf1ca236","sha256:2ae77ee824d6ff7c66de9234b846d9c917489866379cf67173a5dbce7124771c"],"state_sha256":"2368be514d0391ebb1a02e7daaefc53564c6790f288cb4f7fbad181d4cc02c3d"}