{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:WGRTJBFI3GAFWJEZV6D5GL5K7S","short_pith_number":"pith:WGRTJBFI","schema_version":"1.0","canonical_sha256":"b1a33484a8d9805b2499af87d32faafc9ef0af6a147ac2bd1c1d0bcda9522c9f","source":{"kind":"arxiv","id":"0912.1994","version":1},"attestation_state":"computed","paper":{"title":"Chiral Symmetry Breaking and Stability of the Magnetized Vacuum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"hep-th","authors_text":"Shang-Yung Wang","submitted_at":"2009-12-10T13:40:43Z","abstract_excerpt":"The recent claim [arXiv:hep-th/0603070, arXiv:hep-th/0605020] that there exists in QED a maximum magnetic field of 10^{42} G, above which the magnetized vacuum becomes unstable with respect to the so-called \"positronium collapse\" is critically examined and unequivocally refuted."},"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":"0912.1994","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-12-10T13:40:43Z","cross_cats_sorted":["astro-ph.HE","hep-ph"],"title_canon_sha256":"13110d4dac3cdd758759edaf77a146a3a0947b9fb9d34722c662fdb345510016","abstract_canon_sha256":"427b3dc94c432cade69d1515b1c05bf25a81bea01fa198f91099b95279f3ce05"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:38.581747Z","signature_b64":"R6zveAZ+sm/OcbiHLmSHgRLdaLQgw4JfMPnU0rRCyrUosbLwRAXBIN6wtKQu+7n0bVBLQg4p+tbB3FmSYFDiBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b1a33484a8d9805b2499af87d32faafc9ef0af6a147ac2bd1c1d0bcda9522c9f","last_reissued_at":"2026-05-18T00:37:38.581093Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:38.581093Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chiral Symmetry Breaking and Stability of the Magnetized Vacuum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"hep-th","authors_text":"Shang-Yung Wang","submitted_at":"2009-12-10T13:40:43Z","abstract_excerpt":"The recent claim [arXiv:hep-th/0603070, arXiv:hep-th/0605020] that there exists in QED a maximum magnetic field of 10^{42} G, above which the magnetized vacuum becomes unstable with respect to the so-called \"positronium collapse\" is critically examined and unequivocally refuted."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.1994","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":"0912.1994","created_at":"2026-05-18T00:37:38.581207+00:00"},{"alias_kind":"arxiv_version","alias_value":"0912.1994v1","created_at":"2026-05-18T00:37:38.581207+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.1994","created_at":"2026-05-18T00:37:38.581207+00:00"},{"alias_kind":"pith_short_12","alias_value":"WGRTJBFI3GAF","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_16","alias_value":"WGRTJBFI3GAFWJEZ","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_8","alias_value":"WGRTJBFI","created_at":"2026-05-18T12:26:02.257875+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/WGRTJBFI3GAFWJEZV6D5GL5K7S","json":"https://pith.science/pith/WGRTJBFI3GAFWJEZV6D5GL5K7S.json","graph_json":"https://pith.science/api/pith-number/WGRTJBFI3GAFWJEZV6D5GL5K7S/graph.json","events_json":"https://pith.science/api/pith-number/WGRTJBFI3GAFWJEZV6D5GL5K7S/events.json","paper":"https://pith.science/paper/WGRTJBFI"},"agent_actions":{"view_html":"https://pith.science/pith/WGRTJBFI3GAFWJEZV6D5GL5K7S","download_json":"https://pith.science/pith/WGRTJBFI3GAFWJEZV6D5GL5K7S.json","view_paper":"https://pith.science/paper/WGRTJBFI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0912.1994&json=true","fetch_graph":"https://pith.science/api/pith-number/WGRTJBFI3GAFWJEZV6D5GL5K7S/graph.json","fetch_events":"https://pith.science/api/pith-number/WGRTJBFI3GAFWJEZV6D5GL5K7S/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WGRTJBFI3GAFWJEZV6D5GL5K7S/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WGRTJBFI3GAFWJEZV6D5GL5K7S/action/storage_attestation","attest_author":"https://pith.science/pith/WGRTJBFI3GAFWJEZV6D5GL5K7S/action/author_attestation","sign_citation":"https://pith.science/pith/WGRTJBFI3GAFWJEZV6D5GL5K7S/action/citation_signature","submit_replication":"https://pith.science/pith/WGRTJBFI3GAFWJEZV6D5GL5K7S/action/replication_record"}},"created_at":"2026-05-18T00:37:38.581207+00:00","updated_at":"2026-05-18T00:37:38.581207+00:00"}