{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:4OA2OGEKBGYPVJ7BMYVVWFAAO5","short_pith_number":"pith:4OA2OGEK","schema_version":"1.0","canonical_sha256":"e381a7188a09b0faa7e1662b5b1400775f46954990bdf480be71fe8cc02e3b9b","source":{"kind":"arxiv","id":"1705.05926","version":4},"attestation_state":"computed","paper":{"title":"Low energy constituent quark and pion effective couplings in a weak external magnetic field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","nucl-th"],"primary_cat":"hep-ph","authors_text":"F\\'abio L. Braghin","submitted_at":"2017-05-16T21:32:01Z","abstract_excerpt":"An effective model with pions and constituent quarks in the presence of a weak external background electromagnetic field is derived by starting from a dressed one gluon exchange quark-quark interaction.By applying the auxiliary field and background field methods, the structureless pion limit is considered to extract effective pion and constituent quark couplings in the presence of a weak magnetic field. The leading terms of a large quark and gluon masses expansion are obtained by resolving effective coupling constants which turn out to depend on a weak magnetic field. Two pion field definition"},"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":"1705.05926","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-05-16T21:32:01Z","cross_cats_sorted":["hep-th","nucl-th"],"title_canon_sha256":"2673053aee71400ebee385ea176723240b08dc252754dabb3d8a299445167566","abstract_canon_sha256":"22d012bf1248db7575d07ec52f4817a3dcd6344ac00ec2c282163d24f67c309f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:20.304570Z","signature_b64":"xlm3tzqNNTVdfYkHtTrOKnHv7kMVBCcW0p+5C7Lyusd5xAyJ3EJ18L/iHff+x/eSCMiNrOrxM0OLhJhbR6uyCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e381a7188a09b0faa7e1662b5b1400775f46954990bdf480be71fe8cc02e3b9b","last_reissued_at":"2026-05-18T00:18:20.303807Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:20.303807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Low energy constituent quark and pion effective couplings in a weak external magnetic field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","nucl-th"],"primary_cat":"hep-ph","authors_text":"F\\'abio L. Braghin","submitted_at":"2017-05-16T21:32:01Z","abstract_excerpt":"An effective model with pions and constituent quarks in the presence of a weak external background electromagnetic field is derived by starting from a dressed one gluon exchange quark-quark interaction.By applying the auxiliary field and background field methods, the structureless pion limit is considered to extract effective pion and constituent quark couplings in the presence of a weak magnetic field. The leading terms of a large quark and gluon masses expansion are obtained by resolving effective coupling constants which turn out to depend on a weak magnetic field. Two pion field definition"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.05926","kind":"arxiv","version":4},"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":"1705.05926","created_at":"2026-05-18T00:18:20.303919+00:00"},{"alias_kind":"arxiv_version","alias_value":"1705.05926v4","created_at":"2026-05-18T00:18:20.303919+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.05926","created_at":"2026-05-18T00:18:20.303919+00:00"},{"alias_kind":"pith_short_12","alias_value":"4OA2OGEKBGYP","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_16","alias_value":"4OA2OGEKBGYPVJ7B","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_8","alias_value":"4OA2OGEK","created_at":"2026-05-18T12:31:00.734936+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/4OA2OGEKBGYPVJ7BMYVVWFAAO5","json":"https://pith.science/pith/4OA2OGEKBGYPVJ7BMYVVWFAAO5.json","graph_json":"https://pith.science/api/pith-number/4OA2OGEKBGYPVJ7BMYVVWFAAO5/graph.json","events_json":"https://pith.science/api/pith-number/4OA2OGEKBGYPVJ7BMYVVWFAAO5/events.json","paper":"https://pith.science/paper/4OA2OGEK"},"agent_actions":{"view_html":"https://pith.science/pith/4OA2OGEKBGYPVJ7BMYVVWFAAO5","download_json":"https://pith.science/pith/4OA2OGEKBGYPVJ7BMYVVWFAAO5.json","view_paper":"https://pith.science/paper/4OA2OGEK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1705.05926&json=true","fetch_graph":"https://pith.science/api/pith-number/4OA2OGEKBGYPVJ7BMYVVWFAAO5/graph.json","fetch_events":"https://pith.science/api/pith-number/4OA2OGEKBGYPVJ7BMYVVWFAAO5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4OA2OGEKBGYPVJ7BMYVVWFAAO5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4OA2OGEKBGYPVJ7BMYVVWFAAO5/action/storage_attestation","attest_author":"https://pith.science/pith/4OA2OGEKBGYPVJ7BMYVVWFAAO5/action/author_attestation","sign_citation":"https://pith.science/pith/4OA2OGEKBGYPVJ7BMYVVWFAAO5/action/citation_signature","submit_replication":"https://pith.science/pith/4OA2OGEKBGYPVJ7BMYVVWFAAO5/action/replication_record"}},"created_at":"2026-05-18T00:18:20.303919+00:00","updated_at":"2026-05-18T00:18:20.303919+00:00"}