{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2003:4V6YW36HMYLOOEPVM273HMYXQZ","short_pith_number":"pith:4V6YW36H","schema_version":"1.0","canonical_sha256":"e57d8b6fc76616e711f566bfb3b3178648fc8f678a5aff92f4c10fcb6c9cd337","source":{"kind":"arxiv","id":"hep-ph/0308108","version":1},"attestation_state":"computed","paper":{"title":"Fragmentation functions of mesons in the Field-Feynman model","license":"","headline":"","cross_cats":["hep-ex","nucl-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Bo-Qiang Ma, Jing Hua","submitted_at":"2003-08-11T00:00:43Z","abstract_excerpt":"The fragmentation functions of the pion with distinction between $D_{u}^{\\pi^{+}}$, $D_{d}^{\\pi^{+}}$, and $D_{s}^{\\pi^{+}}$ are studied in the Field-Feynman recursive model, by taking into account the flavor structure in the excitation of quark-antiquark pairs by the initial quarks. The obtained analytical results are compatible with available empirical results. The framework is also extended to predict the fragmentation functions of the kaon with distinction between $D_{\\bar{s}}^{K^{+}}(z)$, $D_{u}^{K^{+}}(z)$, $D_{s}^{K^{+}}(z)$, and $D_{d}^{K^{+}}(z)$. This work gives a significant modific"},"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":"hep-ph/0308108","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2003-08-11T00:00:43Z","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th"],"title_canon_sha256":"823af562c116164e48a730d5bf4db86db111afed3b28b66b3f370f7d764d33f0","abstract_canon_sha256":"5808b2e0b4623fa6ef3172bc06df58229db67fed2552ce98af89aad544a5450d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:13:36.727044Z","signature_b64":"Ixwl5Yckh8cUCZd99sVuUdOEOkpQC5vYY8kmuIOrW15eSCGcQjNy7324ctulTTLmPs9+T8abVP+D1sFbxkzkCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e57d8b6fc76616e711f566bfb3b3178648fc8f678a5aff92f4c10fcb6c9cd337","last_reissued_at":"2026-05-18T04:13:36.726211Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:13:36.726211Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fragmentation functions of mesons in the Field-Feynman model","license":"","headline":"","cross_cats":["hep-ex","nucl-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Bo-Qiang Ma, Jing Hua","submitted_at":"2003-08-11T00:00:43Z","abstract_excerpt":"The fragmentation functions of the pion with distinction between $D_{u}^{\\pi^{+}}$, $D_{d}^{\\pi^{+}}$, and $D_{s}^{\\pi^{+}}$ are studied in the Field-Feynman recursive model, by taking into account the flavor structure in the excitation of quark-antiquark pairs by the initial quarks. The obtained analytical results are compatible with available empirical results. The framework is also extended to predict the fragmentation functions of the kaon with distinction between $D_{\\bar{s}}^{K^{+}}(z)$, $D_{u}^{K^{+}}(z)$, $D_{s}^{K^{+}}(z)$, and $D_{d}^{K^{+}}(z)$. This work gives a significant modific"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0308108","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":"hep-ph/0308108","created_at":"2026-05-18T04:13:36.726359+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0308108v1","created_at":"2026-05-18T04:13:36.726359+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0308108","created_at":"2026-05-18T04:13:36.726359+00:00"},{"alias_kind":"pith_short_12","alias_value":"4V6YW36HMYLO","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_16","alias_value":"4V6YW36HMYLOOEPV","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_8","alias_value":"4V6YW36H","created_at":"2026-05-18T12:25:51.375804+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/4V6YW36HMYLOOEPVM273HMYXQZ","json":"https://pith.science/pith/4V6YW36HMYLOOEPVM273HMYXQZ.json","graph_json":"https://pith.science/api/pith-number/4V6YW36HMYLOOEPVM273HMYXQZ/graph.json","events_json":"https://pith.science/api/pith-number/4V6YW36HMYLOOEPVM273HMYXQZ/events.json","paper":"https://pith.science/paper/4V6YW36H"},"agent_actions":{"view_html":"https://pith.science/pith/4V6YW36HMYLOOEPVM273HMYXQZ","download_json":"https://pith.science/pith/4V6YW36HMYLOOEPVM273HMYXQZ.json","view_paper":"https://pith.science/paper/4V6YW36H","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/0308108&json=true","fetch_graph":"https://pith.science/api/pith-number/4V6YW36HMYLOOEPVM273HMYXQZ/graph.json","fetch_events":"https://pith.science/api/pith-number/4V6YW36HMYLOOEPVM273HMYXQZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4V6YW36HMYLOOEPVM273HMYXQZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4V6YW36HMYLOOEPVM273HMYXQZ/action/storage_attestation","attest_author":"https://pith.science/pith/4V6YW36HMYLOOEPVM273HMYXQZ/action/author_attestation","sign_citation":"https://pith.science/pith/4V6YW36HMYLOOEPVM273HMYXQZ/action/citation_signature","submit_replication":"https://pith.science/pith/4V6YW36HMYLOOEPVM273HMYXQZ/action/replication_record"}},"created_at":"2026-05-18T04:13:36.726359+00:00","updated_at":"2026-05-18T04:13:36.726359+00:00"}