{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:6MHJFGRDW5U46ENP47XLQSTOES","short_pith_number":"pith:6MHJFGRD","schema_version":"1.0","canonical_sha256":"f30e929a23b769cf11afe7eeb84a6e24b18cc45dfc285c3f73577d2e729b47b2","source":{"kind":"arxiv","id":"1204.3604","version":1},"attestation_state":"computed","paper":{"title":"Long-range magnetic fields in the ground state of the Standard Model plasma","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"hep-ph","authors_text":"Alexey Boyarsky, Mikhail Shaposhnikov, Oleg Ruchayskiy","submitted_at":"2012-04-16T19:22:45Z","abstract_excerpt":"In thermal equilibrium the ground state of the plasma of Standard Model particles is determined by temperature and exactly conserved combinations of baryon and lepton numbers. We show that at non-zero values of the global charges a translation invariant and homogeneous state of the plasma becomes unstable and the system transits into a new state, containing a large-scale magnetic field. The origin of this effect is the parity-breaking character of weak interactions and chiral anomaly. This situation can occur in the early Universe and may play an important role in its subsequent evolution."},"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":"1204.3604","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-04-16T19:22:45Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"dd92b9742bc8c5c931b91b410d4ab94f160b390fbf43f1949685db00fc322452","abstract_canon_sha256":"35ba0505dc674c234a1d9f096f20c6849dad2d78d20a016703150f01897e1cfc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:43:52.394835Z","signature_b64":"PSdCwia0YwuYAnmZW6kVjfenX42+mcUhZ3P+3L/m27PCe09HEygSYSnTafbTUHJmHYSj55ASp1gURbnIpGNfCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f30e929a23b769cf11afe7eeb84a6e24b18cc45dfc285c3f73577d2e729b47b2","last_reissued_at":"2026-05-18T03:43:52.394407Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:43:52.394407Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Long-range magnetic fields in the ground state of the Standard Model plasma","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"hep-ph","authors_text":"Alexey Boyarsky, Mikhail Shaposhnikov, Oleg Ruchayskiy","submitted_at":"2012-04-16T19:22:45Z","abstract_excerpt":"In thermal equilibrium the ground state of the plasma of Standard Model particles is determined by temperature and exactly conserved combinations of baryon and lepton numbers. We show that at non-zero values of the global charges a translation invariant and homogeneous state of the plasma becomes unstable and the system transits into a new state, containing a large-scale magnetic field. The origin of this effect is the parity-breaking character of weak interactions and chiral anomaly. This situation can occur in the early Universe and may play an important role in its subsequent evolution."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.3604","kind":"arxiv","version":1},"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":"1204.3604","created_at":"2026-05-18T03:43:52.394465+00:00"},{"alias_kind":"arxiv_version","alias_value":"1204.3604v1","created_at":"2026-05-18T03:43:52.394465+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.3604","created_at":"2026-05-18T03:43:52.394465+00:00"},{"alias_kind":"pith_short_12","alias_value":"6MHJFGRDW5U4","created_at":"2026-05-18T12:26:56.085431+00:00"},{"alias_kind":"pith_short_16","alias_value":"6MHJFGRDW5U46ENP","created_at":"2026-05-18T12:26:56.085431+00:00"},{"alias_kind":"pith_short_8","alias_value":"6MHJFGRD","created_at":"2026-05-18T12:26:56.085431+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.06795","citing_title":"Plasma heating during the chiral plasma instability","ref_index":7,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES","json":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES.json","graph_json":"https://pith.science/api/pith-number/6MHJFGRDW5U46ENP47XLQSTOES/graph.json","events_json":"https://pith.science/api/pith-number/6MHJFGRDW5U46ENP47XLQSTOES/events.json","paper":"https://pith.science/paper/6MHJFGRD"},"agent_actions":{"view_html":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES","download_json":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES.json","view_paper":"https://pith.science/paper/6MHJFGRD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1204.3604&json=true","fetch_graph":"https://pith.science/api/pith-number/6MHJFGRDW5U46ENP47XLQSTOES/graph.json","fetch_events":"https://pith.science/api/pith-number/6MHJFGRDW5U46ENP47XLQSTOES/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES/action/storage_attestation","attest_author":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES/action/author_attestation","sign_citation":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES/action/citation_signature","submit_replication":"https://pith.science/pith/6MHJFGRDW5U46ENP47XLQSTOES/action/replication_record"}},"created_at":"2026-05-18T03:43:52.394465+00:00","updated_at":"2026-05-18T03:43:52.394465+00:00"}