{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:GSMLODCRKCACHVL63PZMCL6GG4","short_pith_number":"pith:GSMLODCR","canonical_record":{"source":{"id":"2310.03685","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2023-10-05T17:03:35Z","cross_cats_sorted":[],"title_canon_sha256":"ef3e0a3e6fecf3e23481d790276f217d7ffbfbde459a07c8adb3e45d541c65a6","abstract_canon_sha256":"957db47fcfbe8d4b0cf75a9fcb75ef82868bcdb2b0757e19548f1d9e0eceae8f"},"schema_version":"1.0"},"canonical_sha256":"3498b70c51508023d57edbf2c12fc63728c5408fdf1fc915737399320ea2065e","source":{"kind":"arxiv","id":"2310.03685","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.03685","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"arxiv_version","alias_value":"2310.03685v2","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.03685","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"pith_short_12","alias_value":"GSMLODCRKCAC","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"pith_short_16","alias_value":"GSMLODCRKCACHVL6","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"pith_short_8","alias_value":"GSMLODCR","created_at":"2026-07-05T07:56:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:GSMLODCRKCACHVL63PZMCL6GG4","target":"record","payload":{"canonical_record":{"source":{"id":"2310.03685","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2023-10-05T17:03:35Z","cross_cats_sorted":[],"title_canon_sha256":"ef3e0a3e6fecf3e23481d790276f217d7ffbfbde459a07c8adb3e45d541c65a6","abstract_canon_sha256":"957db47fcfbe8d4b0cf75a9fcb75ef82868bcdb2b0757e19548f1d9e0eceae8f"},"schema_version":"1.0"},"canonical_sha256":"3498b70c51508023d57edbf2c12fc63728c5408fdf1fc915737399320ea2065e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:56:00.019450Z","signature_b64":"5hWaW2etj7DhxKYocjQkUc2K2x8GgmFa8MmEStizQYhpJsu9nL48kugLgWmS4xm4MSAmX3LwGqrquP0XaqXqCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3498b70c51508023d57edbf2c12fc63728c5408fdf1fc915737399320ea2065e","last_reissued_at":"2026-07-05T07:56:00.018972Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:56:00.018972Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2310.03685","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":"2026-07-05T07:56:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+glUUoH7rpF7XfwCVC8p0FAbD41FedhSOiuHa58ha/CyCXyZxuXnX/MgVCXz5r8ZYw0CBcz3MinuRqecwaorBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T11:16:15.847185Z"},"content_sha256":"832a03ca7b50dd76d2a5882e3cf1c66ec8fda18fefbcf96bc2ac7d5281508a2d","schema_version":"1.0","event_id":"sha256:832a03ca7b50dd76d2a5882e3cf1c66ec8fda18fefbcf96bc2ac7d5281508a2d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:GSMLODCRKCACHVL63PZMCL6GG4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Third order correction to semileptonic $b\\to u$ decay: fermionic contributions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Johann Usovitsch, Matteo Fael","submitted_at":"2023-10-05T17:03:35Z","abstract_excerpt":"We present the QCD corrections of order $\\alpha_s^3$ to the decay rate of $b \\to u \\ell \\bar \\nu_\\ell$, with $\\ell = e,\\mu$, originating from diagrams with closed fermion loops and neglecting the mass of the up quark. Our calculation relies on integration-by-parts reduction of Feynman integrals with one propagator raised to a symbolic power in Kira and the numerical evaluation of master integrals with AMFlow. This allows us to obtain results for the fermionic contributions to the total semileptonic rate with an accuracy of more than thirty digits."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.03685","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2310.03685/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T07:56:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0TkNCcBi1u2n66idAIYSq/1mJLY1Ea2B6OMkpzpjkaRGlGomqKt1/+iLGnwRjMNnhT6ePLv1j9nLKb9NL89iAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T11:16:15.847569Z"},"content_sha256":"20be3292f7b8abd3c975aeed29efbd205307d68f957b56949ac101d0a75e7a25","schema_version":"1.0","event_id":"sha256:20be3292f7b8abd3c975aeed29efbd205307d68f957b56949ac101d0a75e7a25"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GSMLODCRKCACHVL63PZMCL6GG4/bundle.json","state_url":"https://pith.science/pith/GSMLODCRKCACHVL63PZMCL6GG4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GSMLODCRKCACHVL63PZMCL6GG4/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":"2026-07-10T11:16:15Z","links":{"resolver":"https://pith.science/pith/GSMLODCRKCACHVL63PZMCL6GG4","bundle":"https://pith.science/pith/GSMLODCRKCACHVL63PZMCL6GG4/bundle.json","state":"https://pith.science/pith/GSMLODCRKCACHVL63PZMCL6GG4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GSMLODCRKCACHVL63PZMCL6GG4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:GSMLODCRKCACHVL63PZMCL6GG4","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":"957db47fcfbe8d4b0cf75a9fcb75ef82868bcdb2b0757e19548f1d9e0eceae8f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2023-10-05T17:03:35Z","title_canon_sha256":"ef3e0a3e6fecf3e23481d790276f217d7ffbfbde459a07c8adb3e45d541c65a6"},"schema_version":"1.0","source":{"id":"2310.03685","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.03685","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"arxiv_version","alias_value":"2310.03685v2","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.03685","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"pith_short_12","alias_value":"GSMLODCRKCAC","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"pith_short_16","alias_value":"GSMLODCRKCACHVL6","created_at":"2026-07-05T07:56:00Z"},{"alias_kind":"pith_short_8","alias_value":"GSMLODCR","created_at":"2026-07-05T07:56:00Z"}],"graph_snapshots":[{"event_id":"sha256:20be3292f7b8abd3c975aeed29efbd205307d68f957b56949ac101d0a75e7a25","target":"graph","created_at":"2026-07-05T07:56:00Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2310.03685/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the QCD corrections of order $\\alpha_s^3$ to the decay rate of $b \\to u \\ell \\bar \\nu_\\ell$, with $\\ell = e,\\mu$, originating from diagrams with closed fermion loops and neglecting the mass of the up quark. Our calculation relies on integration-by-parts reduction of Feynman integrals with one propagator raised to a symbolic power in Kira and the numerical evaluation of master integrals with AMFlow. This allows us to obtain results for the fermionic contributions to the total semileptonic rate with an accuracy of more than thirty digits.","authors_text":"Johann Usovitsch, Matteo Fael","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2023-10-05T17:03:35Z","title":"Third order correction to semileptonic $b\\to u$ decay: fermionic contributions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.03685","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":"sha256:832a03ca7b50dd76d2a5882e3cf1c66ec8fda18fefbcf96bc2ac7d5281508a2d","target":"record","created_at":"2026-07-05T07:56:00Z","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":"957db47fcfbe8d4b0cf75a9fcb75ef82868bcdb2b0757e19548f1d9e0eceae8f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2023-10-05T17:03:35Z","title_canon_sha256":"ef3e0a3e6fecf3e23481d790276f217d7ffbfbde459a07c8adb3e45d541c65a6"},"schema_version":"1.0","source":{"id":"2310.03685","kind":"arxiv","version":2}},"canonical_sha256":"3498b70c51508023d57edbf2c12fc63728c5408fdf1fc915737399320ea2065e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3498b70c51508023d57edbf2c12fc63728c5408fdf1fc915737399320ea2065e","first_computed_at":"2026-07-05T07:56:00.018972Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:56:00.018972Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5hWaW2etj7DhxKYocjQkUc2K2x8GgmFa8MmEStizQYhpJsu9nL48kugLgWmS4xm4MSAmX3LwGqrquP0XaqXqCA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:56:00.019450Z","signed_message":"canonical_sha256_bytes"},"source_id":"2310.03685","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:832a03ca7b50dd76d2a5882e3cf1c66ec8fda18fefbcf96bc2ac7d5281508a2d","sha256:20be3292f7b8abd3c975aeed29efbd205307d68f957b56949ac101d0a75e7a25"],"state_sha256":"188cb58bc3f75410939544118ef352001af0bd9a56c48eeb52739e3db530d994"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fygY36d8ssHrZ7k16KjL3BWh0Q8EIpnwk1T5vCB7pRlRCVoLWyqy0bCb3WDjySr0bul28BNaRslbEMAwMPW6Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-10T11:16:15.849468Z","bundle_sha256":"6d9ef32d9f2683c147fa7677f4f3ca8870b74a922cbc8b8499b22bec943a3f6c"}}