{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:Q476QQG6GQPE4AZQJVFE25UUHL","short_pith_number":"pith:Q476QQG6","canonical_record":{"source":{"id":"0710.0741","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2007-10-03T09:10:56Z","cross_cats_sorted":[],"title_canon_sha256":"813e0678525c769edeb9f54d8be6bebb66da726ee9026e19dbe93252f9f3ecd2","abstract_canon_sha256":"262b2f7576e0758fa54eca94852769f2d4c3a3667463545e420f16866a00c7c1"},"schema_version":"1.0"},"canonical_sha256":"873fe840de341e4e03304d4a4d76943ad68ad9e802771a769f3693fa814418a6","source":{"kind":"arxiv","id":"0710.0741","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.0741","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"arxiv_version","alias_value":"0710.0741v1","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.0741","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"pith_short_12","alias_value":"Q476QQG6GQPE","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"Q476QQG6GQPE4AZQ","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"Q476QQG6","created_at":"2026-07-04T15:27:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:Q476QQG6GQPE4AZQJVFE25UUHL","target":"record","payload":{"canonical_record":{"source":{"id":"0710.0741","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2007-10-03T09:10:56Z","cross_cats_sorted":[],"title_canon_sha256":"813e0678525c769edeb9f54d8be6bebb66da726ee9026e19dbe93252f9f3ecd2","abstract_canon_sha256":"262b2f7576e0758fa54eca94852769f2d4c3a3667463545e420f16866a00c7c1"},"schema_version":"1.0"},"canonical_sha256":"873fe840de341e4e03304d4a4d76943ad68ad9e802771a769f3693fa814418a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:27:49.539606Z","signature_b64":"GLNOJmWmFZADdWIjLNDzMB64tjIZ+QwDMs/Q7ZZGPqTvJyxeu4qgs88E5Rvyombas1xr6tOMoJNZm5o8gEl9Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"873fe840de341e4e03304d4a4d76943ad68ad9e802771a769f3693fa814418a6","last_reissued_at":"2026-07-04T15:27:49.539226Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:27:49.539226Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0710.0741","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:27:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"weTS4I3XxzhxyqDy8Dj5aOy5bs/oYT4mW7BIf9N2okhA8CrHCe8TcZXHHNVPYNMccvS9wr5gpZzbGE1PCh7VDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T05:21:56.835712Z"},"content_sha256":"59a3916948ff9f0201c8c383dc7b62bd89b90e2c09d9955b00191ecc5db5375e","schema_version":"1.0","event_id":"sha256:59a3916948ff9f0201c8c383dc7b62bd89b90e2c09d9955b00191ecc5db5375e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:Q476QQG6GQPE4AZQJVFE25UUHL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"B Semileptonic Decays at High Recoil Momentum","license":"","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"C. T. H. Davies, E. Follana, G. P. Lepage, J. Shigemitsu, K. Y. Wong","submitted_at":"2007-10-03T09:10:56Z","abstract_excerpt":"We explore the possibility of studying $B\\to\\pi l\\nu$ semileptonic decays at large recoil momentum. Our methods include the use of a random-wall source for the pion to reduce statistical errors, and different smearing functions are used for the B meson to improve the overlap with the ground state. We observe, in general, a factor of 3-4 improvement in the signal-to-noise ratio in correlation functions if random-wall propagators are used."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.0741","kind":"arxiv","version":1},"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/0710.0741/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":"2026-07-04T15:27:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jN31BM2LPO91TlxmHx9oVcn6wC5yPRgxSXxZYGmtlWNjbUPgNehOEXs0mtjYcQJFnJAj52kCQ+c7vhTFDXiMCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T05:21:56.836599Z"},"content_sha256":"0a05e94f187483bcc2b7a382dc33a3824cd7c5fed3eb16d94ffca25c5a5f7384","schema_version":"1.0","event_id":"sha256:0a05e94f187483bcc2b7a382dc33a3824cd7c5fed3eb16d94ffca25c5a5f7384"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q476QQG6GQPE4AZQJVFE25UUHL/bundle.json","state_url":"https://pith.science/pith/Q476QQG6GQPE4AZQJVFE25UUHL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q476QQG6GQPE4AZQJVFE25UUHL/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":"2026-08-18T05:21:56Z","links":{"resolver":"https://pith.science/pith/Q476QQG6GQPE4AZQJVFE25UUHL","bundle":"https://pith.science/pith/Q476QQG6GQPE4AZQJVFE25UUHL/bundle.json","state":"https://pith.science/pith/Q476QQG6GQPE4AZQJVFE25UUHL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q476QQG6GQPE4AZQJVFE25UUHL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:Q476QQG6GQPE4AZQJVFE25UUHL","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":"262b2f7576e0758fa54eca94852769f2d4c3a3667463545e420f16866a00c7c1","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2007-10-03T09:10:56Z","title_canon_sha256":"813e0678525c769edeb9f54d8be6bebb66da726ee9026e19dbe93252f9f3ecd2"},"schema_version":"1.0","source":{"id":"0710.0741","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.0741","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"arxiv_version","alias_value":"0710.0741v1","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.0741","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"pith_short_12","alias_value":"Q476QQG6GQPE","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"Q476QQG6GQPE4AZQ","created_at":"2026-07-04T15:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"Q476QQG6","created_at":"2026-07-04T15:27:49Z"}],"graph_snapshots":[{"event_id":"sha256:0a05e94f187483bcc2b7a382dc33a3824cd7c5fed3eb16d94ffca25c5a5f7384","target":"graph","created_at":"2026-07-04T15:27:49Z","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/0710.0741/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We explore the possibility of studying $B\\to\\pi l\\nu$ semileptonic decays at large recoil momentum. Our methods include the use of a random-wall source for the pion to reduce statistical errors, and different smearing functions are used for the B meson to improve the overlap with the ground state. We observe, in general, a factor of 3-4 improvement in the signal-to-noise ratio in correlation functions if random-wall propagators are used.","authors_text":"C. T. H. Davies, E. Follana, G. P. Lepage, J. Shigemitsu, K. Y. Wong","cross_cats":[],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2007-10-03T09:10:56Z","title":"B Semileptonic Decays at High Recoil Momentum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.0741","kind":"arxiv","version":1},"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":"sha256:59a3916948ff9f0201c8c383dc7b62bd89b90e2c09d9955b00191ecc5db5375e","target":"record","created_at":"2026-07-04T15:27:49Z","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":"262b2f7576e0758fa54eca94852769f2d4c3a3667463545e420f16866a00c7c1","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2007-10-03T09:10:56Z","title_canon_sha256":"813e0678525c769edeb9f54d8be6bebb66da726ee9026e19dbe93252f9f3ecd2"},"schema_version":"1.0","source":{"id":"0710.0741","kind":"arxiv","version":1}},"canonical_sha256":"873fe840de341e4e03304d4a4d76943ad68ad9e802771a769f3693fa814418a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"873fe840de341e4e03304d4a4d76943ad68ad9e802771a769f3693fa814418a6","first_computed_at":"2026-07-04T15:27:49.539226Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:27:49.539226Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GLNOJmWmFZADdWIjLNDzMB64tjIZ+QwDMs/Q7ZZGPqTvJyxeu4qgs88E5Rvyombas1xr6tOMoJNZm5o8gEl9Dw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:27:49.539606Z","signed_message":"canonical_sha256_bytes"},"source_id":"0710.0741","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:59a3916948ff9f0201c8c383dc7b62bd89b90e2c09d9955b00191ecc5db5375e","sha256:0a05e94f187483bcc2b7a382dc33a3824cd7c5fed3eb16d94ffca25c5a5f7384"],"state_sha256":"e9bb03b53ece97dbbff4c9f40ecaacfb7a2d634e09a0aceb6448287c5945242d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JaH8Rew8GmOV2ydbxIybNl+W1/TiCxyRWlcFm5jdEgALmZG5ZoM8Cl6z/ScL2o8KhZo6kWrG5dmZCTZKX6fwDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T05:21:56.843402Z","bundle_sha256":"9a0ec018635081ef3fe747786597644ee0cada8e5c2a3245aca6e4d2244bb53e"}}