{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:QCYM7YPVMD7BOI2AU3FGJK7HVO","short_pith_number":"pith:QCYM7YPV","canonical_record":{"source":{"id":"1111.4686","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-11-20T21:46:05Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"1d958eb1287f1411854cca0bad4f73a0c6ee4485dbbe1959c9082bf6a3a92480","abstract_canon_sha256":"b783875216511459f454377835a9c3ff3b638f0f70d52f0271f4ccb7d66807d0"},"schema_version":"1.0"},"canonical_sha256":"80b0cfe1f560fe172340a6ca64abe7ab90efff18bdc4c140776b8f8bd88108ac","source":{"kind":"arxiv","id":"1111.4686","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.4686","created_at":"2026-05-18T02:21:28Z"},{"alias_kind":"arxiv_version","alias_value":"1111.4686v2","created_at":"2026-05-18T02:21:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.4686","created_at":"2026-05-18T02:21:28Z"},{"alias_kind":"pith_short_12","alias_value":"QCYM7YPVMD7B","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"QCYM7YPVMD7BOI2A","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"QCYM7YPV","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:QCYM7YPVMD7BOI2AU3FGJK7HVO","target":"record","payload":{"canonical_record":{"source":{"id":"1111.4686","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-11-20T21:46:05Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"1d958eb1287f1411854cca0bad4f73a0c6ee4485dbbe1959c9082bf6a3a92480","abstract_canon_sha256":"b783875216511459f454377835a9c3ff3b638f0f70d52f0271f4ccb7d66807d0"},"schema_version":"1.0"},"canonical_sha256":"80b0cfe1f560fe172340a6ca64abe7ab90efff18bdc4c140776b8f8bd88108ac","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:21:28.409515Z","signature_b64":"VdbdyaUiAoOeiaUi7er8jvqv0yJCNl9oikRvXyjwayGgh8XSKgcJkp2xPEE/HtTyd70+YKEIMtm3FpMvSPDbAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80b0cfe1f560fe172340a6ca64abe7ab90efff18bdc4c140776b8f8bd88108ac","last_reissued_at":"2026-05-18T02:21:28.408748Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:21:28.408748Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1111.4686","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":"2026-05-18T02:21:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N/yIgbkqLogAh+pki6Sjrjir0lKfpDfaeTn9jEgtD2yrUSHFOz0VGHZpFPj1xlTSKJb8DlPp/TTpqFNNP2kxDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:59:02.910406Z"},"content_sha256":"8c4da13e5c6aabe702a44a2a96c738894640e56152d982b6dc0f3dffb644e04a","schema_version":"1.0","event_id":"sha256:8c4da13e5c6aabe702a44a2a96c738894640e56152d982b6dc0f3dffb644e04a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:QCYM7YPVMD7BOI2AU3FGJK7HVO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Possible lattice approach to B to D pi (K) matrix elements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"Amarjit Soni, C. Aubin, C.-J. David Lin","submitted_at":"2011-11-20T21:46:05Z","abstract_excerpt":"We present an approach for computing the real parts of the nonleptonic B to DP and B to D-bar P (P=K,pi) decay amplitudes by using lattice QCD methods. While it remains very challenging to calculate the imaginary parts of these matrix elements on the lattice, we stress that their real parts play a significant role in extracting the angle gamma in the b-d unitarity triangle of the CKM matrix. The real part on its own gives a lower bound to the absolute magnitude of the amplitude which is in itself an important constraint for determining gamma. Also the relevant phase can be obtained by using B-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.4686","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":"2026-05-18T02:21:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VBi3tqUnmjuu5UNIMHd/kPdWJSBWlBKqfjYInFW8ClP9h6jzVVZdCEmy8KWM8x0syr+FxOVS9vKVgeLI8gO9CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:59:02.910764Z"},"content_sha256":"5d1bfa402b2785ddec900d01079142a435d16583b6dcc6c4211a89271b2d7457","schema_version":"1.0","event_id":"sha256:5d1bfa402b2785ddec900d01079142a435d16583b6dcc6c4211a89271b2d7457"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QCYM7YPVMD7BOI2AU3FGJK7HVO/bundle.json","state_url":"https://pith.science/pith/QCYM7YPVMD7BOI2AU3FGJK7HVO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QCYM7YPVMD7BOI2AU3FGJK7HVO/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":"2026-06-02T03:59:02Z","links":{"resolver":"https://pith.science/pith/QCYM7YPVMD7BOI2AU3FGJK7HVO","bundle":"https://pith.science/pith/QCYM7YPVMD7BOI2AU3FGJK7HVO/bundle.json","state":"https://pith.science/pith/QCYM7YPVMD7BOI2AU3FGJK7HVO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QCYM7YPVMD7BOI2AU3FGJK7HVO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:QCYM7YPVMD7BOI2AU3FGJK7HVO","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":"b783875216511459f454377835a9c3ff3b638f0f70d52f0271f4ccb7d66807d0","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-11-20T21:46:05Z","title_canon_sha256":"1d958eb1287f1411854cca0bad4f73a0c6ee4485dbbe1959c9082bf6a3a92480"},"schema_version":"1.0","source":{"id":"1111.4686","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.4686","created_at":"2026-05-18T02:21:28Z"},{"alias_kind":"arxiv_version","alias_value":"1111.4686v2","created_at":"2026-05-18T02:21:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.4686","created_at":"2026-05-18T02:21:28Z"},{"alias_kind":"pith_short_12","alias_value":"QCYM7YPVMD7B","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"QCYM7YPVMD7BOI2A","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"QCYM7YPV","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:5d1bfa402b2785ddec900d01079142a435d16583b6dcc6c4211a89271b2d7457","target":"graph","created_at":"2026-05-18T02:21:28Z","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 present an approach for computing the real parts of the nonleptonic B to DP and B to D-bar P (P=K,pi) decay amplitudes by using lattice QCD methods. While it remains very challenging to calculate the imaginary parts of these matrix elements on the lattice, we stress that their real parts play a significant role in extracting the angle gamma in the b-d unitarity triangle of the CKM matrix. The real part on its own gives a lower bound to the absolute magnitude of the amplitude which is in itself an important constraint for determining gamma. Also the relevant phase can be obtained by using B-","authors_text":"Amarjit Soni, C. Aubin, C.-J. David Lin","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-11-20T21:46:05Z","title":"Possible lattice approach to B to D pi (K) matrix elements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.4686","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":"sha256:8c4da13e5c6aabe702a44a2a96c738894640e56152d982b6dc0f3dffb644e04a","target":"record","created_at":"2026-05-18T02:21:28Z","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":"b783875216511459f454377835a9c3ff3b638f0f70d52f0271f4ccb7d66807d0","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2011-11-20T21:46:05Z","title_canon_sha256":"1d958eb1287f1411854cca0bad4f73a0c6ee4485dbbe1959c9082bf6a3a92480"},"schema_version":"1.0","source":{"id":"1111.4686","kind":"arxiv","version":2}},"canonical_sha256":"80b0cfe1f560fe172340a6ca64abe7ab90efff18bdc4c140776b8f8bd88108ac","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80b0cfe1f560fe172340a6ca64abe7ab90efff18bdc4c140776b8f8bd88108ac","first_computed_at":"2026-05-18T02:21:28.408748Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:21:28.408748Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VdbdyaUiAoOeiaUi7er8jvqv0yJCNl9oikRvXyjwayGgh8XSKgcJkp2xPEE/HtTyd70+YKEIMtm3FpMvSPDbAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:21:28.409515Z","signed_message":"canonical_sha256_bytes"},"source_id":"1111.4686","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c4da13e5c6aabe702a44a2a96c738894640e56152d982b6dc0f3dffb644e04a","sha256:5d1bfa402b2785ddec900d01079142a435d16583b6dcc6c4211a89271b2d7457"],"state_sha256":"32f32240782fa6fb8c7373a7751e0f0f0efdfe785f66958f688b6f9f117a8294"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tuv8LdamBiygA3LflEHQIPoQdFhrcK+8j4MDrbneZPwQmbwVVqH0zXWONk0JX43yOqfklDqegwXlJwhE/Y9bAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T03:59:02.912828Z","bundle_sha256":"da3ce5cb818fe600d2b711f1be19c1845ed62faa2bfce3f38f234dbfc507097c"}}