{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:QJDERAYXRSEK52S6BEUXCK7EKJ","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":"067ddfe46e908d1d000fef1c80fa52ee8365491ca9b4074a3ea915eb5e795700","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2023-12-05T22:29:29Z","title_canon_sha256":"13ea84facb64871d15d78a61c164ca5b41e95db8bcb466cc96badfa0d8f7b4d3"},"schema_version":"1.0","source":{"id":"2312.03172","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.03172","created_at":"2026-07-05T07:38:32Z"},{"alias_kind":"arxiv_version","alias_value":"2312.03172v2","created_at":"2026-07-05T07:38:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.03172","created_at":"2026-07-05T07:38:32Z"},{"alias_kind":"pith_short_12","alias_value":"QJDERAYXRSEK","created_at":"2026-07-05T07:38:32Z"},{"alias_kind":"pith_short_16","alias_value":"QJDERAYXRSEK52S6","created_at":"2026-07-05T07:38:32Z"},{"alias_kind":"pith_short_8","alias_value":"QJDERAYX","created_at":"2026-07-05T07:38:32Z"}],"graph_snapshots":[{"event_id":"sha256:2a957478b4d0115434a594882cff85729f39e18afcadea2f26ce97a2563ceef3","target":"graph","created_at":"2026-07-05T07:38:32Z","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/2312.03172/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We evaluate the entanglement entropy and entropic function of massive two dimensional QED (Schwinger model) at finite temperature, density, and $\\theta$-angle. In the strong coupling regime, the entropic function is dominated by the boson mass for large spatial intervals, and reduces to the CFT result for small spatial intervals. We also discuss the entanglement spectrum at finite temperature and a finite $\\theta$-angle.","authors_text":"Dmitri E. Kharzeev, Ismail Zahed, Kazuki Ikeda, Sebastian Grieninger","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2023-12-05T22:29:29Z","title":"Entanglement in massive Schwinger model at finite temperature and density"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.03172","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:b004bc594e16018877df22c4bf8c13967b0eb02ebe6b812288411572253e4f56","target":"record","created_at":"2026-07-05T07:38:32Z","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":"067ddfe46e908d1d000fef1c80fa52ee8365491ca9b4074a3ea915eb5e795700","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2023-12-05T22:29:29Z","title_canon_sha256":"13ea84facb64871d15d78a61c164ca5b41e95db8bcb466cc96badfa0d8f7b4d3"},"schema_version":"1.0","source":{"id":"2312.03172","kind":"arxiv","version":2}},"canonical_sha256":"82464883178c88aeea5e0929712be452459296b127d99325496e95e7176bdd33","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"82464883178c88aeea5e0929712be452459296b127d99325496e95e7176bdd33","first_computed_at":"2026-07-05T07:38:32.887342Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:38:32.887342Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ftoS7cqq8Gh8nRJi1IECLzDo6abocVC8wYfuIMqMcx7QeUxlPhMfBjZlmg6KbNpswIDwIQXJre/bHHwr18dHDw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:38:32.887824Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.03172","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b004bc594e16018877df22c4bf8c13967b0eb02ebe6b812288411572253e4f56","sha256:2a957478b4d0115434a594882cff85729f39e18afcadea2f26ce97a2563ceef3"],"state_sha256":"3bfa72bb75932a3eca77374e5f4a0cf25e256f808dd652a98dde089199569460"}