{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:7F6RSP2FWFMKNBWGIVPIHYGXNP","short_pith_number":"pith:7F6RSP2F","canonical_record":{"source":{"id":"hep-ph/9911427","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T21:44:38Z","cross_cats_sorted":[],"title_canon_sha256":"00a19907e9faf26ab9f27641d131f7ff082644b30f9fb54663a3083ea69f4bdc","abstract_canon_sha256":"a493eb99198b2b275027272b88aca4a67ec7db45b7db4fd2ee9a07044fc53fdd"},"schema_version":"1.0"},"canonical_sha256":"f97d193f45b158a686c6455e83e0d76bed00780ef31250fdb81fd49f5da7f357","source":{"kind":"arxiv","id":"hep-ph/9911427","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9911427","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9911427v3","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9911427","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"pith_short_12","alias_value":"7F6RSP2FWFMK","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"7F6RSP2FWFMKNBWG","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"7F6RSP2F","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:7F6RSP2FWFMKNBWGIVPIHYGXNP","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9911427","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T21:44:38Z","cross_cats_sorted":[],"title_canon_sha256":"00a19907e9faf26ab9f27641d131f7ff082644b30f9fb54663a3083ea69f4bdc","abstract_canon_sha256":"a493eb99198b2b275027272b88aca4a67ec7db45b7db4fd2ee9a07044fc53fdd"},"schema_version":"1.0"},"canonical_sha256":"f97d193f45b158a686c6455e83e0d76bed00780ef31250fdb81fd49f5da7f357","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:22:51.755192Z","signature_b64":"pBHI12bZAW4Vu/docs/Prdj+EI3cT0+zCEG0fKJfvttJuDoN2tULD3MTlWEz2FYVQ9NrZ2yoR0+MHnhsBGvTAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f97d193f45b158a686c6455e83e0d76bed00780ef31250fdb81fd49f5da7f357","last_reissued_at":"2026-05-18T04:22:51.754410Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:22:51.754410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9911427","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:22:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tIffofHTDLuPoR1drgaILNwrkdQ9msK2bH+zn3z+t1x4Ghw5Y4scHI84/kB/+bjLrCJ7HtdvZLZ99NX28FPZCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T02:50:08.215277Z"},"content_sha256":"b17b2c43a80fa47b3cbc304b23450efc7c10637da1029150cdcdab97c5136314","schema_version":"1.0","event_id":"sha256:b17b2c43a80fa47b3cbc304b23450efc7c10637da1029150cdcdab97c5136314"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:7F6RSP2FWFMKNBWGIVPIHYGXNP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Radiative leptonic decays of B mesons in QCD","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Dan Pirjol, Gregory P. Korchemsky, Tung-Mow Yan","submitted_at":"1999-11-22T21:44:38Z","abstract_excerpt":"We compute the form factors parametrizing radiative leptonic decays of heavy mesons B^+\\to\\gamma e^+\\nu for photon energies much larger than \\Lambda_{QCD}, where perturbative QCD methods for exclusive processes can be combined with the heavy quark effective theory. The form factors can be reliably obtained in this region in an expansion in powers of \\Lambda/E_\\gamma. The leading term in this expansion displays an additional spin symmetry manifested in the equality of form factors of vector and axial currents. The leading twist form factors can be written as the convolution of the B meson light"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9911427","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:22:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aDedpJ6Yheaz1T3aQRjJ0zMbXs61j2yXTLtiUhHjw/flGiRinaGDKe92YJ9znVZ3jT/RF4ceww3XKlTRAZEPCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T02:50:08.215799Z"},"content_sha256":"dab39af4f0d04b64f656edf1de9d0b05887a5c063d91e488135d891a34ffded3","schema_version":"1.0","event_id":"sha256:dab39af4f0d04b64f656edf1de9d0b05887a5c063d91e488135d891a34ffded3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7F6RSP2FWFMKNBWGIVPIHYGXNP/bundle.json","state_url":"https://pith.science/pith/7F6RSP2FWFMKNBWGIVPIHYGXNP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7F6RSP2FWFMKNBWGIVPIHYGXNP/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-17T02:50:08Z","links":{"resolver":"https://pith.science/pith/7F6RSP2FWFMKNBWGIVPIHYGXNP","bundle":"https://pith.science/pith/7F6RSP2FWFMKNBWGIVPIHYGXNP/bundle.json","state":"https://pith.science/pith/7F6RSP2FWFMKNBWGIVPIHYGXNP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7F6RSP2FWFMKNBWGIVPIHYGXNP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:7F6RSP2FWFMKNBWGIVPIHYGXNP","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"a493eb99198b2b275027272b88aca4a67ec7db45b7db4fd2ee9a07044fc53fdd","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T21:44:38Z","title_canon_sha256":"00a19907e9faf26ab9f27641d131f7ff082644b30f9fb54663a3083ea69f4bdc"},"schema_version":"1.0","source":{"id":"hep-ph/9911427","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9911427","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9911427v3","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9911427","created_at":"2026-05-18T04:22:51Z"},{"alias_kind":"pith_short_12","alias_value":"7F6RSP2FWFMK","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"7F6RSP2FWFMKNBWG","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"7F6RSP2F","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:dab39af4f0d04b64f656edf1de9d0b05887a5c063d91e488135d891a34ffded3","target":"graph","created_at":"2026-05-18T04:22:51Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We compute the form factors parametrizing radiative leptonic decays of heavy mesons B^+\\to\\gamma e^+\\nu for photon energies much larger than \\Lambda_{QCD}, where perturbative QCD methods for exclusive processes can be combined with the heavy quark effective theory. The form factors can be reliably obtained in this region in an expansion in powers of \\Lambda/E_\\gamma. The leading term in this expansion displays an additional spin symmetry manifested in the equality of form factors of vector and axial currents. The leading twist form factors can be written as the convolution of the B meson light","authors_text":"Dan Pirjol, Gregory P. Korchemsky, Tung-Mow Yan","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T21:44:38Z","title":"Radiative leptonic decays of B mesons in QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9911427","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:b17b2c43a80fa47b3cbc304b23450efc7c10637da1029150cdcdab97c5136314","target":"record","created_at":"2026-05-18T04:22:51Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"a493eb99198b2b275027272b88aca4a67ec7db45b7db4fd2ee9a07044fc53fdd","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T21:44:38Z","title_canon_sha256":"00a19907e9faf26ab9f27641d131f7ff082644b30f9fb54663a3083ea69f4bdc"},"schema_version":"1.0","source":{"id":"hep-ph/9911427","kind":"arxiv","version":3}},"canonical_sha256":"f97d193f45b158a686c6455e83e0d76bed00780ef31250fdb81fd49f5da7f357","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f97d193f45b158a686c6455e83e0d76bed00780ef31250fdb81fd49f5da7f357","first_computed_at":"2026-05-18T04:22:51.754410Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:22:51.754410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pBHI12bZAW4Vu/docs/Prdj+EI3cT0+zCEG0fKJfvttJuDoN2tULD3MTlWEz2FYVQ9NrZ2yoR0+MHnhsBGvTAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:22:51.755192Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9911427","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b17b2c43a80fa47b3cbc304b23450efc7c10637da1029150cdcdab97c5136314","sha256:dab39af4f0d04b64f656edf1de9d0b05887a5c063d91e488135d891a34ffded3"],"state_sha256":"382b3247527df3185d520bfd5c564451aea020d1be12e718dfb0fbec8d9a2aec"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iLpvHDMaXm/qqK8R477HVa8+M+SqlLjwSXx+p0swqWAdwdFX0vuOEYvUKJfnuK51mmHxGrjTm/fqmxLhfpt7Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T02:50:08.219055Z","bundle_sha256":"967c3e672c6b58dae528a4c07e4814490ddcc30f0daefda343ef7f032b6884db"}}