{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:OVHYL6U24SQGOHYTERHFQKM52R","short_pith_number":"pith:OVHYL6U2","schema_version":"1.0","canonical_sha256":"754f85fa9ae4a0671f13244e58299dd458fd43bce62feeb31745ebf3801b7269","source":{"kind":"arxiv","id":"1203.6740","version":2},"attestation_state":"computed","paper":{"title":"A renewed look at eta' in medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-lat","hep-ph"],"primary_cat":"nucl-th","authors_text":"Gyuri Wolf, Kenji Morita, Su Houng Lee, Youngshin Kwon","submitted_at":"2012-03-30T08:30:20Z","abstract_excerpt":"We revisit the question of whether the U_A(1) symmetry is effectively restored in hot and dense medium. In particular, by generalizing the Witten-Veneziano formula to finite temperature, we investigate whether the mass of eta'-meson will change in medium due to the restoration of chiral symmetry."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1203.6740","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2012-03-30T08:30:20Z","cross_cats_sorted":["hep-lat","hep-ph"],"title_canon_sha256":"acaa97fcf2f9ef71e7c424488405dc381947e085a8a0ee1410630238c4ce2d5c","abstract_canon_sha256":"4f033e64cfcfca8fd5b55f95da015d4980f39a072b8ac91c678888361bad64bd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:22:42.614830Z","signature_b64":"1CJTM8F2yyjyMefaK1q7ZsFqelTXNLgUj7Bn05enNsa7wkSDR/h7cnxy/eozp1wUJxpxi+dGHKIuPPMrHqSJCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"754f85fa9ae4a0671f13244e58299dd458fd43bce62feeb31745ebf3801b7269","last_reissued_at":"2026-05-18T03:22:42.614030Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:22:42.614030Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A renewed look at eta' in medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-lat","hep-ph"],"primary_cat":"nucl-th","authors_text":"Gyuri Wolf, Kenji Morita, Su Houng Lee, Youngshin Kwon","submitted_at":"2012-03-30T08:30:20Z","abstract_excerpt":"We revisit the question of whether the U_A(1) symmetry is effectively restored in hot and dense medium. In particular, by generalizing the Witten-Veneziano formula to finite temperature, we investigate whether the mass of eta'-meson will change in medium due to the restoration of chiral symmetry."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.6740","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1203.6740","created_at":"2026-05-18T03:22:42.614172+00:00"},{"alias_kind":"arxiv_version","alias_value":"1203.6740v2","created_at":"2026-05-18T03:22:42.614172+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.6740","created_at":"2026-05-18T03:22:42.614172+00:00"},{"alias_kind":"pith_short_12","alias_value":"OVHYL6U24SQG","created_at":"2026-05-18T12:27:16.716162+00:00"},{"alias_kind":"pith_short_16","alias_value":"OVHYL6U24SQGOHYT","created_at":"2026-05-18T12:27:16.716162+00:00"},{"alias_kind":"pith_short_8","alias_value":"OVHYL6U2","created_at":"2026-05-18T12:27:16.716162+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R","json":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R.json","graph_json":"https://pith.science/api/pith-number/OVHYL6U24SQGOHYTERHFQKM52R/graph.json","events_json":"https://pith.science/api/pith-number/OVHYL6U24SQGOHYTERHFQKM52R/events.json","paper":"https://pith.science/paper/OVHYL6U2"},"agent_actions":{"view_html":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R","download_json":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R.json","view_paper":"https://pith.science/paper/OVHYL6U2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1203.6740&json=true","fetch_graph":"https://pith.science/api/pith-number/OVHYL6U24SQGOHYTERHFQKM52R/graph.json","fetch_events":"https://pith.science/api/pith-number/OVHYL6U24SQGOHYTERHFQKM52R/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R/action/storage_attestation","attest_author":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R/action/author_attestation","sign_citation":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R/action/citation_signature","submit_replication":"https://pith.science/pith/OVHYL6U24SQGOHYTERHFQKM52R/action/replication_record"}},"created_at":"2026-05-18T03:22:42.614172+00:00","updated_at":"2026-05-18T03:22:42.614172+00:00"}