{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:RE2P3I7BR7IVUUAH3C7LRTEJFG","short_pith_number":"pith:RE2P3I7B","schema_version":"1.0","canonical_sha256":"8934fda3e18fd15a5007d8beb8cc8929ac2add6fc8b78b1f51dd1f5c45f44bb7","source":{"kind":"arxiv","id":"1010.2738","version":2},"attestation_state":"computed","paper":{"title":"Heavy-particle formalism with Foldy-Wouthuysen representation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th","quant-ph"],"primary_cat":"hep-ph","authors_text":"Bingwei Long, Vadim Lensky","submitted_at":"2010-10-13T19:29:42Z","abstract_excerpt":"Utilizing the Foldy-Wouthuysen representation, we use a bottom-up approach to construct heavy-baryon Lagrangian terms, without employing a relativistic Lagrangian as the starting point. The couplings obtained this way feature a straightforward $1/m$ expansion, which ensures Lorentz invariance order by order in effective field theories. We illustrate possible applications with two examples in the context of chiral effective field theory: the pion-nucleon coupling, which reproduces the results in the literature, and the pion-nucleon-delta coupling, which does not employ the Rarita-Schwinger fiel"},"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":"1010.2738","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-10-13T19:29:42Z","cross_cats_sorted":["nucl-th","quant-ph"],"title_canon_sha256":"59ffdebb0d56a05c0863562ec4a455cd553ae043ee78d3b3ead4e42b021388ff","abstract_canon_sha256":"f68683080dce45f7e421b9f875666c7f61f5731fbcdd359af2c8a5b10d0d1b8e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:23:02.799918Z","signature_b64":"iILZiKYEpdQGf/RX2N1PStkhbPEkcdWC4lgMkwlltzW0Vx/Nul4PJgOEoXasG0O3ceNwCWZpRd90QhN1t4FxAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8934fda3e18fd15a5007d8beb8cc8929ac2add6fc8b78b1f51dd1f5c45f44bb7","last_reissued_at":"2026-05-18T04:23:02.799416Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:23:02.799416Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Heavy-particle formalism with Foldy-Wouthuysen representation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th","quant-ph"],"primary_cat":"hep-ph","authors_text":"Bingwei Long, Vadim Lensky","submitted_at":"2010-10-13T19:29:42Z","abstract_excerpt":"Utilizing the Foldy-Wouthuysen representation, we use a bottom-up approach to construct heavy-baryon Lagrangian terms, without employing a relativistic Lagrangian as the starting point. The couplings obtained this way feature a straightforward $1/m$ expansion, which ensures Lorentz invariance order by order in effective field theories. We illustrate possible applications with two examples in the context of chiral effective field theory: the pion-nucleon coupling, which reproduces the results in the literature, and the pion-nucleon-delta coupling, which does not employ the Rarita-Schwinger fiel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.2738","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":"1010.2738","created_at":"2026-05-18T04:23:02.799506+00:00"},{"alias_kind":"arxiv_version","alias_value":"1010.2738v2","created_at":"2026-05-18T04:23:02.799506+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.2738","created_at":"2026-05-18T04:23:02.799506+00:00"},{"alias_kind":"pith_short_12","alias_value":"RE2P3I7BR7IV","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_16","alias_value":"RE2P3I7BR7IVUUAH","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_8","alias_value":"RE2P3I7B","created_at":"2026-05-18T12:26:13.927090+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/RE2P3I7BR7IVUUAH3C7LRTEJFG","json":"https://pith.science/pith/RE2P3I7BR7IVUUAH3C7LRTEJFG.json","graph_json":"https://pith.science/api/pith-number/RE2P3I7BR7IVUUAH3C7LRTEJFG/graph.json","events_json":"https://pith.science/api/pith-number/RE2P3I7BR7IVUUAH3C7LRTEJFG/events.json","paper":"https://pith.science/paper/RE2P3I7B"},"agent_actions":{"view_html":"https://pith.science/pith/RE2P3I7BR7IVUUAH3C7LRTEJFG","download_json":"https://pith.science/pith/RE2P3I7BR7IVUUAH3C7LRTEJFG.json","view_paper":"https://pith.science/paper/RE2P3I7B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1010.2738&json=true","fetch_graph":"https://pith.science/api/pith-number/RE2P3I7BR7IVUUAH3C7LRTEJFG/graph.json","fetch_events":"https://pith.science/api/pith-number/RE2P3I7BR7IVUUAH3C7LRTEJFG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RE2P3I7BR7IVUUAH3C7LRTEJFG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RE2P3I7BR7IVUUAH3C7LRTEJFG/action/storage_attestation","attest_author":"https://pith.science/pith/RE2P3I7BR7IVUUAH3C7LRTEJFG/action/author_attestation","sign_citation":"https://pith.science/pith/RE2P3I7BR7IVUUAH3C7LRTEJFG/action/citation_signature","submit_replication":"https://pith.science/pith/RE2P3I7BR7IVUUAH3C7LRTEJFG/action/replication_record"}},"created_at":"2026-05-18T04:23:02.799506+00:00","updated_at":"2026-05-18T04:23:02.799506+00:00"}