{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:2KFXMTXNTZD3SCJ5J3SORYH6WS","short_pith_number":"pith:2KFXMTXN","schema_version":"1.0","canonical_sha256":"d28b764eed9e47b9093d4ee4e8e0feb48524a4433b32c4ff99ea93df16c7c4af","source":{"kind":"arxiv","id":"1708.08862","version":1},"attestation_state":"computed","paper":{"title":"Heavy and heavy-light mesons and the Lorentz structure of the quark-antiquark interaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Alfred Stadler, Elmar P. Biernat, M. T. Pe\\~na, Sofia Leit\\~ao","submitted_at":"2017-08-29T16:16:37Z","abstract_excerpt":"We solve a Minkowski-space integral equation, derived in the Covariant Spectator Theory, for quark-antiquark bound states describing heavy and heavy-light mesons. The equation's kernel contains a one-gluon exchange interaction and a covariant generalization of a linear confining potential with a mixed scalar, pseudoscalar, and vector Lorentz structure, characterized by a continuous mixing parameter. We investigate to what extent the Lorentz structure of the confining kernel can be determined by fitting the mixing parameter to the meson spectrum."},"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":"1708.08862","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-08-29T16:16:37Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"0b3c28f5ae1c0f5d73db9c74e1027342f9becca9462d75738813875a583f7972","abstract_canon_sha256":"ba0c7b962d8e0c3318c0e1931cba9d34d6002fb9061f3ffaf0a6eef00b7f3b69"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:36:25.425358Z","signature_b64":"FqOo21tvrBxAeg8Ah0FoNNjtLM2jQumlmZCX71B+gocMMNf54FKHYDXIvKFoM5i9qY9quvpoPOET9fK7Sf1qBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d28b764eed9e47b9093d4ee4e8e0feb48524a4433b32c4ff99ea93df16c7c4af","last_reissued_at":"2026-05-18T00:36:25.424601Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:36:25.424601Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Heavy and heavy-light mesons and the Lorentz structure of the quark-antiquark interaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Alfred Stadler, Elmar P. Biernat, M. T. Pe\\~na, Sofia Leit\\~ao","submitted_at":"2017-08-29T16:16:37Z","abstract_excerpt":"We solve a Minkowski-space integral equation, derived in the Covariant Spectator Theory, for quark-antiquark bound states describing heavy and heavy-light mesons. The equation's kernel contains a one-gluon exchange interaction and a covariant generalization of a linear confining potential with a mixed scalar, pseudoscalar, and vector Lorentz structure, characterized by a continuous mixing parameter. We investigate to what extent the Lorentz structure of the confining kernel can be determined by fitting the mixing parameter to the meson spectrum."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.08862","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":"1708.08862","created_at":"2026-05-18T00:36:25.424714+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.08862v1","created_at":"2026-05-18T00:36:25.424714+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.08862","created_at":"2026-05-18T00:36:25.424714+00:00"},{"alias_kind":"pith_short_12","alias_value":"2KFXMTXNTZD3","created_at":"2026-05-18T12:30:55.937587+00:00"},{"alias_kind":"pith_short_16","alias_value":"2KFXMTXNTZD3SCJ5","created_at":"2026-05-18T12:30:55.937587+00:00"},{"alias_kind":"pith_short_8","alias_value":"2KFXMTXN","created_at":"2026-05-18T12:30:55.937587+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/2KFXMTXNTZD3SCJ5J3SORYH6WS","json":"https://pith.science/pith/2KFXMTXNTZD3SCJ5J3SORYH6WS.json","graph_json":"https://pith.science/api/pith-number/2KFXMTXNTZD3SCJ5J3SORYH6WS/graph.json","events_json":"https://pith.science/api/pith-number/2KFXMTXNTZD3SCJ5J3SORYH6WS/events.json","paper":"https://pith.science/paper/2KFXMTXN"},"agent_actions":{"view_html":"https://pith.science/pith/2KFXMTXNTZD3SCJ5J3SORYH6WS","download_json":"https://pith.science/pith/2KFXMTXNTZD3SCJ5J3SORYH6WS.json","view_paper":"https://pith.science/paper/2KFXMTXN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.08862&json=true","fetch_graph":"https://pith.science/api/pith-number/2KFXMTXNTZD3SCJ5J3SORYH6WS/graph.json","fetch_events":"https://pith.science/api/pith-number/2KFXMTXNTZD3SCJ5J3SORYH6WS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2KFXMTXNTZD3SCJ5J3SORYH6WS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2KFXMTXNTZD3SCJ5J3SORYH6WS/action/storage_attestation","attest_author":"https://pith.science/pith/2KFXMTXNTZD3SCJ5J3SORYH6WS/action/author_attestation","sign_citation":"https://pith.science/pith/2KFXMTXNTZD3SCJ5J3SORYH6WS/action/citation_signature","submit_replication":"https://pith.science/pith/2KFXMTXNTZD3SCJ5J3SORYH6WS/action/replication_record"}},"created_at":"2026-05-18T00:36:25.424714+00:00","updated_at":"2026-05-18T00:36:25.424714+00:00"}