{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:2KVGYUYVJKFQOWS56PX4RVMPMJ","short_pith_number":"pith:2KVGYUYV","canonical_record":{"source":{"id":"hep-ph/0512148","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2005-12-12T15:23:15Z","cross_cats_sorted":[],"title_canon_sha256":"e3554e3e67e72552c7802aa03b6c5fab586295187b73569f8fdf84a008e1cc28","abstract_canon_sha256":"0e35e419e3e249936a54ff2d9d09c02c53e44389940698484cbe5f7e5ed68c8c"},"schema_version":"1.0"},"canonical_sha256":"d2aa6c53154a8b075a5df3efc8d58f62641d7a1d12c631773ab04bfece645806","source":{"kind":"arxiv","id":"hep-ph/0512148","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0512148","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0512148v2","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0512148","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"pith_short_12","alias_value":"2KVGYUYVJKFQ","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"pith_short_16","alias_value":"2KVGYUYVJKFQOWS5","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"pith_short_8","alias_value":"2KVGYUYV","created_at":"2026-07-04T15:19:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:2KVGYUYVJKFQOWS56PX4RVMPMJ","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0512148","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2005-12-12T15:23:15Z","cross_cats_sorted":[],"title_canon_sha256":"e3554e3e67e72552c7802aa03b6c5fab586295187b73569f8fdf84a008e1cc28","abstract_canon_sha256":"0e35e419e3e249936a54ff2d9d09c02c53e44389940698484cbe5f7e5ed68c8c"},"schema_version":"1.0"},"canonical_sha256":"d2aa6c53154a8b075a5df3efc8d58f62641d7a1d12c631773ab04bfece645806","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:19:47.582634Z","signature_b64":"+SNd+yIxXFPTzyzEHMAXBMT8YbhM/AqVTfH0+I3tHQYnkCFzi/WUGZhDHJ4DS62iO7UdFaMLGy860EJkRbB0DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d2aa6c53154a8b075a5df3efc8d58f62641d7a1d12c631773ab04bfece645806","last_reissued_at":"2026-07-04T15:19:47.582232Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:19:47.582232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0512148","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":"2026-07-04T15:19:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UO3OKVWI09RGSU3BcP+9A03SS6XytKRkLZyOiqO6Y3GkRTp4pOgWZBP+N3AUjVc4pZWnXPXpTn1hiuz5qT6yAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T14:47:54.997839Z"},"content_sha256":"8e24235ebf0833322af21bafca991752409d75719707a50fb95202092b034ad1","schema_version":"1.0","event_id":"sha256:8e24235ebf0833322af21bafca991752409d75719707a50fb95202092b034ad1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:2KVGYUYVJKFQOWS56PX4RVMPMJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Weak phase alpha from B^0-> a_1^{+-}(1260) pi^{-+}","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"J. Zupan, M. Gronau","submitted_at":"2005-12-12T15:23:15Z","abstract_excerpt":"Quasi two-body decays B^0(t)-> a_1^{+-}(1260) pi^{-+} identified by four charged pions determine a phase alpha_eff, which is equal to the weak phase alpha in the limit of vanishing penguin amplitudes. Applying flavor SU(3) to these decays and to B->a_1 K and B->K_1 pi, with K_1 an admixture of K_1(1270) and K_1(1400), we derive expressions providing bounds on alpha-alpha_{eff}. Higher precision in alpha may be achieved by an overall fit to a complete set of SU(3) related measurements. A method is sketched applying isospin symmetry to time-dependent invariant mass distributions in B->pi^+ pi^- "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0512148","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/hep-ph/0512148/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":"2026-07-04T15:19:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MMEwc+/lmdKJYegLYmDchthcX2HR4/L0K7fwObQn/CBDDRyMs7lnge+DFZ59eqrrLIDkxtVqLRCKyLVEHFiHDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T14:47:54.998989Z"},"content_sha256":"24b4116f88da0a468e292f1607a2e4b89604dcc61afa5a71e9fb5874bdac4a5e","schema_version":"1.0","event_id":"sha256:24b4116f88da0a468e292f1607a2e4b89604dcc61afa5a71e9fb5874bdac4a5e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2KVGYUYVJKFQOWS56PX4RVMPMJ/bundle.json","state_url":"https://pith.science/pith/2KVGYUYVJKFQOWS56PX4RVMPMJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2KVGYUYVJKFQOWS56PX4RVMPMJ/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":"2026-08-04T14:47:55Z","links":{"resolver":"https://pith.science/pith/2KVGYUYVJKFQOWS56PX4RVMPMJ","bundle":"https://pith.science/pith/2KVGYUYVJKFQOWS56PX4RVMPMJ/bundle.json","state":"https://pith.science/pith/2KVGYUYVJKFQOWS56PX4RVMPMJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2KVGYUYVJKFQOWS56PX4RVMPMJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:2KVGYUYVJKFQOWS56PX4RVMPMJ","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":"0e35e419e3e249936a54ff2d9d09c02c53e44389940698484cbe5f7e5ed68c8c","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2005-12-12T15:23:15Z","title_canon_sha256":"e3554e3e67e72552c7802aa03b6c5fab586295187b73569f8fdf84a008e1cc28"},"schema_version":"1.0","source":{"id":"hep-ph/0512148","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0512148","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0512148v2","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0512148","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"pith_short_12","alias_value":"2KVGYUYVJKFQ","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"pith_short_16","alias_value":"2KVGYUYVJKFQOWS5","created_at":"2026-07-04T15:19:47Z"},{"alias_kind":"pith_short_8","alias_value":"2KVGYUYV","created_at":"2026-07-04T15:19:47Z"}],"graph_snapshots":[{"event_id":"sha256:24b4116f88da0a468e292f1607a2e4b89604dcc61afa5a71e9fb5874bdac4a5e","target":"graph","created_at":"2026-07-04T15:19:47Z","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/hep-ph/0512148/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quasi two-body decays B^0(t)-> a_1^{+-}(1260) pi^{-+} identified by four charged pions determine a phase alpha_eff, which is equal to the weak phase alpha in the limit of vanishing penguin amplitudes. Applying flavor SU(3) to these decays and to B->a_1 K and B->K_1 pi, with K_1 an admixture of K_1(1270) and K_1(1400), we derive expressions providing bounds on alpha-alpha_{eff}. Higher precision in alpha may be achieved by an overall fit to a complete set of SU(3) related measurements. A method is sketched applying isospin symmetry to time-dependent invariant mass distributions in B->pi^+ pi^- ","authors_text":"J. Zupan, M. Gronau","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2005-12-12T15:23:15Z","title":"Weak phase alpha from B^0-> a_1^{+-}(1260) pi^{-+}"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0512148","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":"sha256:8e24235ebf0833322af21bafca991752409d75719707a50fb95202092b034ad1","target":"record","created_at":"2026-07-04T15:19:47Z","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":"0e35e419e3e249936a54ff2d9d09c02c53e44389940698484cbe5f7e5ed68c8c","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2005-12-12T15:23:15Z","title_canon_sha256":"e3554e3e67e72552c7802aa03b6c5fab586295187b73569f8fdf84a008e1cc28"},"schema_version":"1.0","source":{"id":"hep-ph/0512148","kind":"arxiv","version":2}},"canonical_sha256":"d2aa6c53154a8b075a5df3efc8d58f62641d7a1d12c631773ab04bfece645806","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d2aa6c53154a8b075a5df3efc8d58f62641d7a1d12c631773ab04bfece645806","first_computed_at":"2026-07-04T15:19:47.582232Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:19:47.582232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+SNd+yIxXFPTzyzEHMAXBMT8YbhM/AqVTfH0+I3tHQYnkCFzi/WUGZhDHJ4DS62iO7UdFaMLGy860EJkRbB0DQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:19:47.582634Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0512148","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8e24235ebf0833322af21bafca991752409d75719707a50fb95202092b034ad1","sha256:24b4116f88da0a468e292f1607a2e4b89604dcc61afa5a71e9fb5874bdac4a5e"],"state_sha256":"c3a2683f726e186024b044277cc9ab929b3ab8432536c28e31416a55ff377e92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TFgyTnRFpzi4ULd/7HY+V8rMWNCLoM7apHseRubk23/KFC4JEgp4B9Q3qzTDEaMhYbjYYvfMh518ONxMSyqiBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T14:47:55.002880Z","bundle_sha256":"7e26a44c2e52d4a03373153039648e1fff9b36bbfdfaa40176547bf11220b7bf"}}