{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:MOMKXGBJFLXAFUUEGUBUKERLSG","short_pith_number":"pith:MOMKXGBJ","schema_version":"1.0","canonical_sha256":"6398ab98292aee02d284350345122b91b6bdd69f1d3fae101b3149e8b1caa9cc","source":{"kind":"arxiv","id":"1106.4365","version":3},"attestation_state":"computed","paper":{"title":"Constraints on the Light Pseudoscalar Meson Distribution Amplitudes from Their Meson-Photon Transition Form Factors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Tao Huang, Xing-Gang Wu","submitted_at":"2011-06-22T04:10:15Z","abstract_excerpt":"The meson-photon transition form factors $\\gamma\\gamma^*\\to P$ ($P$ stands for $\\pi$, $\\eta$ and $\\eta'$) provide strong constraints on the distribution amplitudes of the pseudoscalar mesons. In this paper, these transition form factors are calculated under the light-cone perturbative QCD approach, in which both the valence and non-valence quarks' contributions have been taken into consideration. To be consistent, an unified wavefunction model is adopted to analyze these form factors. It is shown that with proper charm component $f^{c}_{\\eta'}\\sim -30$ MeV and a moderate DA with $B\\sim 0.30$, "},"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":"1106.4365","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-06-22T04:10:15Z","cross_cats_sorted":[],"title_canon_sha256":"da25c93d5e637620b4a4f76b3cace548635060dc9bb41929db7cfddcec5bf9aa","abstract_canon_sha256":"4b4b4631649e5b85bebe2f747277ff396bf3153ad68354f903b4eee065188552"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:11:28.507049Z","signature_b64":"wWBqb5yu2NmHuZWFHK9GoIPgiDD9OrlQS85t0w2yhXIa9sIPYYTbS2qBkEj3ko7+vkdt+y0dkAysUmlc3Rq7Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6398ab98292aee02d284350345122b91b6bdd69f1d3fae101b3149e8b1caa9cc","last_reissued_at":"2026-05-18T04:11:28.506279Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:11:28.506279Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Constraints on the Light Pseudoscalar Meson Distribution Amplitudes from Their Meson-Photon Transition Form Factors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Tao Huang, Xing-Gang Wu","submitted_at":"2011-06-22T04:10:15Z","abstract_excerpt":"The meson-photon transition form factors $\\gamma\\gamma^*\\to P$ ($P$ stands for $\\pi$, $\\eta$ and $\\eta'$) provide strong constraints on the distribution amplitudes of the pseudoscalar mesons. In this paper, these transition form factors are calculated under the light-cone perturbative QCD approach, in which both the valence and non-valence quarks' contributions have been taken into consideration. To be consistent, an unified wavefunction model is adopted to analyze these form factors. It is shown that with proper charm component $f^{c}_{\\eta'}\\sim -30$ MeV and a moderate DA with $B\\sim 0.30$, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.4365","kind":"arxiv","version":3},"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":"1106.4365","created_at":"2026-05-18T04:11:28.506394+00:00"},{"alias_kind":"arxiv_version","alias_value":"1106.4365v3","created_at":"2026-05-18T04:11:28.506394+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.4365","created_at":"2026-05-18T04:11:28.506394+00:00"},{"alias_kind":"pith_short_12","alias_value":"MOMKXGBJFLXA","created_at":"2026-05-18T12:26:34.985390+00:00"},{"alias_kind":"pith_short_16","alias_value":"MOMKXGBJFLXAFUUE","created_at":"2026-05-18T12:26:34.985390+00:00"},{"alias_kind":"pith_short_8","alias_value":"MOMKXGBJ","created_at":"2026-05-18T12:26:34.985390+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/MOMKXGBJFLXAFUUEGUBUKERLSG","json":"https://pith.science/pith/MOMKXGBJFLXAFUUEGUBUKERLSG.json","graph_json":"https://pith.science/api/pith-number/MOMKXGBJFLXAFUUEGUBUKERLSG/graph.json","events_json":"https://pith.science/api/pith-number/MOMKXGBJFLXAFUUEGUBUKERLSG/events.json","paper":"https://pith.science/paper/MOMKXGBJ"},"agent_actions":{"view_html":"https://pith.science/pith/MOMKXGBJFLXAFUUEGUBUKERLSG","download_json":"https://pith.science/pith/MOMKXGBJFLXAFUUEGUBUKERLSG.json","view_paper":"https://pith.science/paper/MOMKXGBJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1106.4365&json=true","fetch_graph":"https://pith.science/api/pith-number/MOMKXGBJFLXAFUUEGUBUKERLSG/graph.json","fetch_events":"https://pith.science/api/pith-number/MOMKXGBJFLXAFUUEGUBUKERLSG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MOMKXGBJFLXAFUUEGUBUKERLSG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MOMKXGBJFLXAFUUEGUBUKERLSG/action/storage_attestation","attest_author":"https://pith.science/pith/MOMKXGBJFLXAFUUEGUBUKERLSG/action/author_attestation","sign_citation":"https://pith.science/pith/MOMKXGBJFLXAFUUEGUBUKERLSG/action/citation_signature","submit_replication":"https://pith.science/pith/MOMKXGBJFLXAFUUEGUBUKERLSG/action/replication_record"}},"created_at":"2026-05-18T04:11:28.506394+00:00","updated_at":"2026-05-18T04:11:28.506394+00:00"}