{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:JL6WMKQ7KY5C5ZXZF5RKKPZ2BA","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":"9e066ffee415beecd013963ea63aea6ba67fbe33b2ae8cd197a6ed71ae473bba","cross_cats_sorted":["hep-ex","hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-10-20T10:17:54Z","title_canon_sha256":"f2b5d306f4b03816428d1bac3a3c3a4829ba08c7174ef12e2c15d4f317f8327d"},"schema_version":"1.0","source":{"id":"1510.05823","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.05823","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"arxiv_version","alias_value":"1510.05823v2","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.05823","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"pith_short_12","alias_value":"JL6WMKQ7KY5C","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JL6WMKQ7KY5C5ZXZ","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JL6WMKQ7","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:a089e734c331865fae3fa90d06e6bcdd28ac32147a55a439aa5e86f8da525e47","target":"graph","created_at":"2026-05-18T01:17:18Z","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 evaluate the neutron electric dipole moment $\\vert \\vec{d}_N\\vert$ using lattice QCD techniques. The gauge configurations analyzed are produced by the European Twisted Mass Collaboration using $N_f{=}2{+}1{+}1$ twisted mass fermions at one value of the lattice spacing of $a \\simeq 0.082 \\ {\\rm fm}$ and a light quark mass corresponding to $m_{\\pi} \\simeq 373 \\ {\\rm MeV}$. Our approach to extract the neutron electric dipole moment is based on the calculation of the $CP$-odd electromagnetic form factor $F_3(Q^2)$ for small values of the vacuum angle $\\theta$ in the limit of zero Euclidean mome","authors_text":"A. Athenodorou (Univ. of Cyprus, Bonn Univ.), C. Alexandrou (Univ. of Cyprus, Cyprus Inst.), DESY-Zeuthen), G. Koutsou (Cyprus Inst.), K. Hadjiyiannakou (Univ. of Cyprus, K. Jansen (NIC, K. Ottnad (Univ. of Cyprus, M. Constantinou (Univ. of Cyprus, M. Petschlies (Cyprus Inst.","cross_cats":["hep-ex","hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-10-20T10:17:54Z","title":"Neutron electric dipole moment using $N_f{=}2{+}1{+}1$ twisted mass fermions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.05823","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:cf7c15a6ec98f76e84deebb89aa9638d8b193fcc20bfe22811de7be74d8b43f4","target":"record","created_at":"2026-05-18T01:17:18Z","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":"9e066ffee415beecd013963ea63aea6ba67fbe33b2ae8cd197a6ed71ae473bba","cross_cats_sorted":["hep-ex","hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-10-20T10:17:54Z","title_canon_sha256":"f2b5d306f4b03816428d1bac3a3c3a4829ba08c7174ef12e2c15d4f317f8327d"},"schema_version":"1.0","source":{"id":"1510.05823","kind":"arxiv","version":2}},"canonical_sha256":"4afd662a1f563a2ee6f92f62a53f3a082adbf8d42788a0b8eecdf6bb28b60d04","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4afd662a1f563a2ee6f92f62a53f3a082adbf8d42788a0b8eecdf6bb28b60d04","first_computed_at":"2026-05-18T01:17:18.532323Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:17:18.532323Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bwzW9Y9/4CRkCQOOoETJpqa5u/mXA9kzHBuT3XY8fMHwpI/VMzGJbVCjbfa3YgP0hbFTQhUWEItxqmuN0QFhCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:17:18.532915Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.05823","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cf7c15a6ec98f76e84deebb89aa9638d8b193fcc20bfe22811de7be74d8b43f4","sha256:a089e734c331865fae3fa90d06e6bcdd28ac32147a55a439aa5e86f8da525e47"],"state_sha256":"1899f588d910df5127f9d2c6c66de64a5cb9d497350b3be2d1a62c01203d83a5"}