{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:KPFLYKZD6JD3BTBZMWK2NUKAYX","short_pith_number":"pith:KPFLYKZD","canonical_record":{"source":{"id":"2104.05804","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-04-12T20:27:41Z","cross_cats_sorted":[],"title_canon_sha256":"4bc1771939fab972fcf99f0e592a14eabf7e625fb903b6d45577323a253c9520","abstract_canon_sha256":"69c54390c9e699db869902f1e56c5393bb061d33168dd16c77fa5ea197454907"},"schema_version":"1.0"},"canonical_sha256":"53cabc2b23f247b0cc396595a6d140c5e54fdfe56dbd941347cf41898d5cbc2a","source":{"kind":"arxiv","id":"2104.05804","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.05804","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"arxiv_version","alias_value":"2104.05804v2","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.05804","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"pith_short_12","alias_value":"KPFLYKZD6JD3","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"pith_short_16","alias_value":"KPFLYKZD6JD3BTBZ","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"pith_short_8","alias_value":"KPFLYKZD","created_at":"2026-07-05T03:13:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:KPFLYKZD6JD3BTBZMWK2NUKAYX","target":"record","payload":{"canonical_record":{"source":{"id":"2104.05804","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-04-12T20:27:41Z","cross_cats_sorted":[],"title_canon_sha256":"4bc1771939fab972fcf99f0e592a14eabf7e625fb903b6d45577323a253c9520","abstract_canon_sha256":"69c54390c9e699db869902f1e56c5393bb061d33168dd16c77fa5ea197454907"},"schema_version":"1.0"},"canonical_sha256":"53cabc2b23f247b0cc396595a6d140c5e54fdfe56dbd941347cf41898d5cbc2a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:13:17.912387Z","signature_b64":"witxg0q7u2W5RLzVAxbyDw/68NAgMp97TRe4oZvwKpWRx819MaT+WC4ISuOWntwVQ+mpSOm7GCUS81diGXN6DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53cabc2b23f247b0cc396595a6d140c5e54fdfe56dbd941347cf41898d5cbc2a","last_reissued_at":"2026-07-05T03:13:17.912018Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:13:17.912018Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2104.05804","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":"2026-07-05T03:13:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y7Gi4JmENWsZZ5j0b/hcCwv83C+1NyxOh7loujGA5YqnxlXTaz9W5vowhn3gRBHDmj01p1xXS9ER3Y/yg36vDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-25T22:16:36.266105Z"},"content_sha256":"0d58be672ddafbe91fdf49fbf76c7e6aa92cf908a8cec9b78d2553daf1f8b8c4","schema_version":"1.0","event_id":"sha256:0d58be672ddafbe91fdf49fbf76c7e6aa92cf908a8cec9b78d2553daf1f8b8c4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:KPFLYKZD6JD3BTBZMWK2NUKAYX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Three-loop corrections to the muon and heavy quark decay rates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Andrzej Czarnecki, Matthew Dowling, Micha{\\l} Czakon","submitted_at":"2021-04-12T20:27:41Z","abstract_excerpt":"Recently, $O(\\alpha^3)$ corrections to the muon decay rate and $O(\\alpha_s^3)$ to heavy quark decays have been determined by Fael, Sch\\\"onwald, and Steinhauser. This is the first such perturbative improvement of these important quantities in more than two decades. We reveal and explain a symmetry pattern in these new corrections, and confirm the most technically difficult parts of their evaluation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.05804","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/2104.05804/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":"2026-07-05T03:13:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1OMtTRDK8uM6Ggm7HoBKFxIIFUBOXNh4hg633356N+uz6U20ySs3eZceap8/sc6ZO5WSWn7HDHjfgfeienq5Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-25T22:16:36.267688Z"},"content_sha256":"bece2e5623f17aaf81c9468e08c3b7494ecd6548be3165aaf848c778ade10e10","schema_version":"1.0","event_id":"sha256:bece2e5623f17aaf81c9468e08c3b7494ecd6548be3165aaf848c778ade10e10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KPFLYKZD6JD3BTBZMWK2NUKAYX/bundle.json","state_url":"https://pith.science/pith/KPFLYKZD6JD3BTBZMWK2NUKAYX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KPFLYKZD6JD3BTBZMWK2NUKAYX/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":"2026-07-25T22:16:36Z","links":{"resolver":"https://pith.science/pith/KPFLYKZD6JD3BTBZMWK2NUKAYX","bundle":"https://pith.science/pith/KPFLYKZD6JD3BTBZMWK2NUKAYX/bundle.json","state":"https://pith.science/pith/KPFLYKZD6JD3BTBZMWK2NUKAYX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KPFLYKZD6JD3BTBZMWK2NUKAYX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:KPFLYKZD6JD3BTBZMWK2NUKAYX","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":"69c54390c9e699db869902f1e56c5393bb061d33168dd16c77fa5ea197454907","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-04-12T20:27:41Z","title_canon_sha256":"4bc1771939fab972fcf99f0e592a14eabf7e625fb903b6d45577323a253c9520"},"schema_version":"1.0","source":{"id":"2104.05804","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.05804","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"arxiv_version","alias_value":"2104.05804v2","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.05804","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"pith_short_12","alias_value":"KPFLYKZD6JD3","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"pith_short_16","alias_value":"KPFLYKZD6JD3BTBZ","created_at":"2026-07-05T03:13:17Z"},{"alias_kind":"pith_short_8","alias_value":"KPFLYKZD","created_at":"2026-07-05T03:13:17Z"}],"graph_snapshots":[{"event_id":"sha256:bece2e5623f17aaf81c9468e08c3b7494ecd6548be3165aaf848c778ade10e10","target":"graph","created_at":"2026-07-05T03:13:17Z","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/2104.05804/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recently, $O(\\alpha^3)$ corrections to the muon decay rate and $O(\\alpha_s^3)$ to heavy quark decays have been determined by Fael, Sch\\\"onwald, and Steinhauser. This is the first such perturbative improvement of these important quantities in more than two decades. We reveal and explain a symmetry pattern in these new corrections, and confirm the most technically difficult parts of their evaluation.","authors_text":"Andrzej Czarnecki, Matthew Dowling, Micha{\\l} Czakon","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-04-12T20:27:41Z","title":"Three-loop corrections to the muon and heavy quark decay rates"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.05804","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":"sha256:0d58be672ddafbe91fdf49fbf76c7e6aa92cf908a8cec9b78d2553daf1f8b8c4","target":"record","created_at":"2026-07-05T03:13:17Z","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":"69c54390c9e699db869902f1e56c5393bb061d33168dd16c77fa5ea197454907","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-04-12T20:27:41Z","title_canon_sha256":"4bc1771939fab972fcf99f0e592a14eabf7e625fb903b6d45577323a253c9520"},"schema_version":"1.0","source":{"id":"2104.05804","kind":"arxiv","version":2}},"canonical_sha256":"53cabc2b23f247b0cc396595a6d140c5e54fdfe56dbd941347cf41898d5cbc2a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53cabc2b23f247b0cc396595a6d140c5e54fdfe56dbd941347cf41898d5cbc2a","first_computed_at":"2026-07-05T03:13:17.912018Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:13:17.912018Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"witxg0q7u2W5RLzVAxbyDw/68NAgMp97TRe4oZvwKpWRx819MaT+WC4ISuOWntwVQ+mpSOm7GCUS81diGXN6DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:13:17.912387Z","signed_message":"canonical_sha256_bytes"},"source_id":"2104.05804","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d58be672ddafbe91fdf49fbf76c7e6aa92cf908a8cec9b78d2553daf1f8b8c4","sha256:bece2e5623f17aaf81c9468e08c3b7494ecd6548be3165aaf848c778ade10e10"],"state_sha256":"9cf81fa3e2c1d2200c0fa26cd5e369af047f5fbf2b69c49db9ad456dfdab55e7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BskQ1OeiTDKPwty+zs1GSb4gBVcRFNV1+o+hMaP5v3SqMNJVxd9E7FxfSY1Tm4duUlFavmZbS6UTJyYlhypwAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-25T22:16:36.270126Z","bundle_sha256":"b50c62069d1f14f11d8fd3fa7f6acc68bbd812348851c28af29fc8831df32a05"}}