{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:QVPSNW47LYW2IGTDCVDGSK37LI","short_pith_number":"pith:QVPSNW47","canonical_record":{"source":{"id":"1511.04916","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-16T11:15:41Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"35e3dfb1ab35e93311bc26a30a4e6edf87939c5bcb2f70a9f48bc2bf59706ecc","abstract_canon_sha256":"e7991e52adbd4fdd3f8f63c37686567f668998d085a172ca478d28396ce766df"},"schema_version":"1.0"},"canonical_sha256":"855f26db9f5e2da41a631546692b7f5a25901de36877ddf38063540b702aa6f7","source":{"kind":"arxiv","id":"1511.04916","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.04916","created_at":"2026-05-18T00:25:35Z"},{"alias_kind":"arxiv_version","alias_value":"1511.04916v2","created_at":"2026-05-18T00:25:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.04916","created_at":"2026-05-18T00:25:35Z"},{"alias_kind":"pith_short_12","alias_value":"QVPSNW47LYW2","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"QVPSNW47LYW2IGTD","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"QVPSNW47","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:QVPSNW47LYW2IGTDCVDGSK37LI","target":"record","payload":{"canonical_record":{"source":{"id":"1511.04916","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-16T11:15:41Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"35e3dfb1ab35e93311bc26a30a4e6edf87939c5bcb2f70a9f48bc2bf59706ecc","abstract_canon_sha256":"e7991e52adbd4fdd3f8f63c37686567f668998d085a172ca478d28396ce766df"},"schema_version":"1.0"},"canonical_sha256":"855f26db9f5e2da41a631546692b7f5a25901de36877ddf38063540b702aa6f7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:35.069850Z","signature_b64":"rJVqr/1YEyAjUYrMHKg9Cv9W1Tw5h5beI5ZUSm8CJDO2Heiz66clWoM80AKqu5xdySEnrCojKTDveytpEcjHCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"855f26db9f5e2da41a631546692b7f5a25901de36877ddf38063540b702aa6f7","last_reissued_at":"2026-05-18T00:25:35.069072Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:35.069072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.04916","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:25:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uWB9ScpXo9ptxg11pONRe84hYb2Tq610YEfQ8yvv4Kh+dw1TP8fHndnD8TE/Q+673LDPZHDzxNKK/Mhewz/pCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:20:24.101381Z"},"content_sha256":"32d61ca62286e70ff94cc117fa13074707eed2b1f7f0395180c15b7cee6124ac","schema_version":"1.0","event_id":"sha256:32d61ca62286e70ff94cc117fa13074707eed2b1f7f0395180c15b7cee6124ac"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:QVPSNW47LYW2IGTDCVDGSK37LI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A data-driven approach to $\\pi^{0}, \\eta$ and $\\eta^{\\prime}$ single and double Dalitz decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Rafel Escribano, Sergi Gonz\\`alez-Sol\\'is","submitted_at":"2015-11-16T11:15:41Z","abstract_excerpt":"The dilepton invariant mass spectra and integrated branching ratios of the single and double Dalitz decays $\\mathcal{P}\\to\\ell^{+}\\ell^{-}\\gamma$ and $\\mathcal{P}\\to\\ell^{+}\\ell^{-}\\ell^{+}\\ell^{-}$ ($\\mathcal{P}=\\pi^{0}, \\eta, \\eta^{\\prime}$; $\\ell=e$ or $\\mu$) are predicted by means of a data-driven approach based on the use of rational approximants applied to $\\pi^{0}, \\eta$ and $\\eta^{\\prime}$ transition form factor experimental data in the space-like region."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.04916","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:25:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HrfVEP2I9clZPfT+nzLCtR2iWXflPz+TxjvgUWHbRVu+PkRCVFXDCXJ/TlFsKwxrYR1EmCef39kO+O3Ms+46DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:20:24.102090Z"},"content_sha256":"a1cdcc3578da9c771b63b6b9d8a78cfb6f849dbb4c0731efa5f4341671e71593","schema_version":"1.0","event_id":"sha256:a1cdcc3578da9c771b63b6b9d8a78cfb6f849dbb4c0731efa5f4341671e71593"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QVPSNW47LYW2IGTDCVDGSK37LI/bundle.json","state_url":"https://pith.science/pith/QVPSNW47LYW2IGTDCVDGSK37LI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QVPSNW47LYW2IGTDCVDGSK37LI/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":"2026-05-25T18:20:24Z","links":{"resolver":"https://pith.science/pith/QVPSNW47LYW2IGTDCVDGSK37LI","bundle":"https://pith.science/pith/QVPSNW47LYW2IGTDCVDGSK37LI/bundle.json","state":"https://pith.science/pith/QVPSNW47LYW2IGTDCVDGSK37LI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QVPSNW47LYW2IGTDCVDGSK37LI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:QVPSNW47LYW2IGTDCVDGSK37LI","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":"e7991e52adbd4fdd3f8f63c37686567f668998d085a172ca478d28396ce766df","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-16T11:15:41Z","title_canon_sha256":"35e3dfb1ab35e93311bc26a30a4e6edf87939c5bcb2f70a9f48bc2bf59706ecc"},"schema_version":"1.0","source":{"id":"1511.04916","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.04916","created_at":"2026-05-18T00:25:35Z"},{"alias_kind":"arxiv_version","alias_value":"1511.04916v2","created_at":"2026-05-18T00:25:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.04916","created_at":"2026-05-18T00:25:35Z"},{"alias_kind":"pith_short_12","alias_value":"QVPSNW47LYW2","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"QVPSNW47LYW2IGTD","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"QVPSNW47","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:a1cdcc3578da9c771b63b6b9d8a78cfb6f849dbb4c0731efa5f4341671e71593","target":"graph","created_at":"2026-05-18T00:25:35Z","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":"The dilepton invariant mass spectra and integrated branching ratios of the single and double Dalitz decays $\\mathcal{P}\\to\\ell^{+}\\ell^{-}\\gamma$ and $\\mathcal{P}\\to\\ell^{+}\\ell^{-}\\ell^{+}\\ell^{-}$ ($\\mathcal{P}=\\pi^{0}, \\eta, \\eta^{\\prime}$; $\\ell=e$ or $\\mu$) are predicted by means of a data-driven approach based on the use of rational approximants applied to $\\pi^{0}, \\eta$ and $\\eta^{\\prime}$ transition form factor experimental data in the space-like region.","authors_text":"Rafel Escribano, Sergi Gonz\\`alez-Sol\\'is","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-16T11:15:41Z","title":"A data-driven approach to $\\pi^{0}, \\eta$ and $\\eta^{\\prime}$ single and double Dalitz decays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.04916","kind":"arxiv","version":2},"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":"sha256:32d61ca62286e70ff94cc117fa13074707eed2b1f7f0395180c15b7cee6124ac","target":"record","created_at":"2026-05-18T00:25:35Z","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":"e7991e52adbd4fdd3f8f63c37686567f668998d085a172ca478d28396ce766df","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-16T11:15:41Z","title_canon_sha256":"35e3dfb1ab35e93311bc26a30a4e6edf87939c5bcb2f70a9f48bc2bf59706ecc"},"schema_version":"1.0","source":{"id":"1511.04916","kind":"arxiv","version":2}},"canonical_sha256":"855f26db9f5e2da41a631546692b7f5a25901de36877ddf38063540b702aa6f7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"855f26db9f5e2da41a631546692b7f5a25901de36877ddf38063540b702aa6f7","first_computed_at":"2026-05-18T00:25:35.069072Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:35.069072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rJVqr/1YEyAjUYrMHKg9Cv9W1Tw5h5beI5ZUSm8CJDO2Heiz66clWoM80AKqu5xdySEnrCojKTDveytpEcjHCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:35.069850Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.04916","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32d61ca62286e70ff94cc117fa13074707eed2b1f7f0395180c15b7cee6124ac","sha256:a1cdcc3578da9c771b63b6b9d8a78cfb6f849dbb4c0731efa5f4341671e71593"],"state_sha256":"67fa4a1cb01751c3368e80d4c648abc9cb368aa07d8013984fe0b0df3c13d48a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AhyffdJN5x99V6/iCTh42Ivl/5VtxTHS7JqjfHCu+iKN1pSR6Vxq3pBv75wLcAF5KJRMLMFhcv4U8Kjt/rD7AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T18:20:24.106598Z","bundle_sha256":"eccdd9068e8635af21fe4b3fddd62e2ed557bd707e3c27a7f3c345cef254218a"}}