{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:ZFT5ESYESGF73UFXXZX72RVWKG","short_pith_number":"pith:ZFT5ESYE","canonical_record":{"source":{"id":"0705.4547","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2007-05-31T11:46:24Z","cross_cats_sorted":[],"title_canon_sha256":"6e8dc6dff4cf983bcba46e10f6e9d5f8121818767ff2ebb71d21cdf2686eca55","abstract_canon_sha256":"eb700b10440b8d2d75234110e61116d65e35b518c7b8078b38b4fd2c780e8330"},"schema_version":"1.0"},"canonical_sha256":"c967d24b04918bfdd0b7be6ffd46b651aeaf6272407cfac295d311257e308f33","source":{"kind":"arxiv","id":"0705.4547","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0705.4547","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"arxiv_version","alias_value":"0705.4547v1","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0705.4547","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"pith_short_12","alias_value":"ZFT5ESYESGF7","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"pith_short_16","alias_value":"ZFT5ESYESGF73UFX","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"pith_short_8","alias_value":"ZFT5ESYE","created_at":"2026-07-04T15:21:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:ZFT5ESYESGF73UFXXZX72RVWKG","target":"record","payload":{"canonical_record":{"source":{"id":"0705.4547","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2007-05-31T11:46:24Z","cross_cats_sorted":[],"title_canon_sha256":"6e8dc6dff4cf983bcba46e10f6e9d5f8121818767ff2ebb71d21cdf2686eca55","abstract_canon_sha256":"eb700b10440b8d2d75234110e61116d65e35b518c7b8078b38b4fd2c780e8330"},"schema_version":"1.0"},"canonical_sha256":"c967d24b04918bfdd0b7be6ffd46b651aeaf6272407cfac295d311257e308f33","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:21:14.398383Z","signature_b64":"EwTdhQ9JbU8qkHYl0lsVharS2i51Ws8Rh88qSGcY9vLg0rCSrN2eHUAQumRPKH6wM4KOMqvAW/qQJoi096UdDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c967d24b04918bfdd0b7be6ffd46b651aeaf6272407cfac295d311257e308f33","last_reissued_at":"2026-07-04T15:21:14.397837Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:21:14.397837Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0705.4547","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":"2026-07-04T15:21:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KPEcEKl6oLVicrxiUx/5bABYE8n9NnzZcbbFPtxdTNrCtdX6/PybRI6OyTjXvLpkXaeFXEPMu1PAGxlAnJ9OBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T11:14:05.885263Z"},"content_sha256":"d5780aa0fa4ae288c1e2621cec4b508627ab09c4d339323c531dba7caa8f366f","schema_version":"1.0","event_id":"sha256:d5780aa0fa4ae288c1e2621cec4b508627ab09c4d339323c531dba7caa8f366f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:ZFT5ESYESGF73UFXXZX72RVWKG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Possibility of large lifetime differences in neutral B meson systems","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Amol Dighe (Tata Inst.), Anirban Kundu, Soumitra Nandi (Calcutta U.)","submitted_at":"2007-05-31T11:46:24Z","abstract_excerpt":"We investigate new physics models that can increase the lifetime differences in the $B_q$--$\\bar{B}_q$ systems ($q = d,s$) above their standard model values. If both $B_q$ as well as $\\bar{B}_q$ can decay to a final state through flavour dependent new physics interactions, the so-called Grossman bound may be evaded. As examples, we consider the scalar leptoquark model and $\\lambda''$-type R-parity violating supersymmetry. We find that models with a scalar leptoquark can enhance $\\Delta\\Gamma_s/\\Gamma_s$ all the way up to its experimental upper bound and $\\Delta\\Gamma_d/\\Gamma_d$ to as much as "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0705.4547","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/0705.4547/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":"2026-07-04T15:21:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jRnMe+AJtjD7kVc4LkCbZa9nC2yHUuX/HmR8l4VPCsLRCfaBrUkQCATYPLOD++ohhbB3jtCYp7wUJVZiSZnKCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T11:14:05.885789Z"},"content_sha256":"53cb24fe516a9f596e5bfaf55d013f6222745558de0368cd9a3c2c56fab091b4","schema_version":"1.0","event_id":"sha256:53cb24fe516a9f596e5bfaf55d013f6222745558de0368cd9a3c2c56fab091b4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZFT5ESYESGF73UFXXZX72RVWKG/bundle.json","state_url":"https://pith.science/pith/ZFT5ESYESGF73UFXXZX72RVWKG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZFT5ESYESGF73UFXXZX72RVWKG/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":"2026-08-04T11:14:05Z","links":{"resolver":"https://pith.science/pith/ZFT5ESYESGF73UFXXZX72RVWKG","bundle":"https://pith.science/pith/ZFT5ESYESGF73UFXXZX72RVWKG/bundle.json","state":"https://pith.science/pith/ZFT5ESYESGF73UFXXZX72RVWKG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZFT5ESYESGF73UFXXZX72RVWKG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:ZFT5ESYESGF73UFXXZX72RVWKG","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":"eb700b10440b8d2d75234110e61116d65e35b518c7b8078b38b4fd2c780e8330","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2007-05-31T11:46:24Z","title_canon_sha256":"6e8dc6dff4cf983bcba46e10f6e9d5f8121818767ff2ebb71d21cdf2686eca55"},"schema_version":"1.0","source":{"id":"0705.4547","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0705.4547","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"arxiv_version","alias_value":"0705.4547v1","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0705.4547","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"pith_short_12","alias_value":"ZFT5ESYESGF7","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"pith_short_16","alias_value":"ZFT5ESYESGF73UFX","created_at":"2026-07-04T15:21:14Z"},{"alias_kind":"pith_short_8","alias_value":"ZFT5ESYE","created_at":"2026-07-04T15:21:14Z"}],"graph_snapshots":[{"event_id":"sha256:53cb24fe516a9f596e5bfaf55d013f6222745558de0368cd9a3c2c56fab091b4","target":"graph","created_at":"2026-07-04T15:21:14Z","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/0705.4547/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate new physics models that can increase the lifetime differences in the $B_q$--$\\bar{B}_q$ systems ($q = d,s$) above their standard model values. If both $B_q$ as well as $\\bar{B}_q$ can decay to a final state through flavour dependent new physics interactions, the so-called Grossman bound may be evaded. As examples, we consider the scalar leptoquark model and $\\lambda''$-type R-parity violating supersymmetry. We find that models with a scalar leptoquark can enhance $\\Delta\\Gamma_s/\\Gamma_s$ all the way up to its experimental upper bound and $\\Delta\\Gamma_d/\\Gamma_d$ to as much as ","authors_text":"Amol Dighe (Tata Inst.), Anirban Kundu, Soumitra Nandi (Calcutta U.)","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2007-05-31T11:46:24Z","title":"Possibility of large lifetime differences in neutral B meson systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0705.4547","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:d5780aa0fa4ae288c1e2621cec4b508627ab09c4d339323c531dba7caa8f366f","target":"record","created_at":"2026-07-04T15:21:14Z","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":"eb700b10440b8d2d75234110e61116d65e35b518c7b8078b38b4fd2c780e8330","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2007-05-31T11:46:24Z","title_canon_sha256":"6e8dc6dff4cf983bcba46e10f6e9d5f8121818767ff2ebb71d21cdf2686eca55"},"schema_version":"1.0","source":{"id":"0705.4547","kind":"arxiv","version":1}},"canonical_sha256":"c967d24b04918bfdd0b7be6ffd46b651aeaf6272407cfac295d311257e308f33","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c967d24b04918bfdd0b7be6ffd46b651aeaf6272407cfac295d311257e308f33","first_computed_at":"2026-07-04T15:21:14.397837Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:21:14.397837Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EwTdhQ9JbU8qkHYl0lsVharS2i51Ws8Rh88qSGcY9vLg0rCSrN2eHUAQumRPKH6wM4KOMqvAW/qQJoi096UdDg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:21:14.398383Z","signed_message":"canonical_sha256_bytes"},"source_id":"0705.4547","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d5780aa0fa4ae288c1e2621cec4b508627ab09c4d339323c531dba7caa8f366f","sha256:53cb24fe516a9f596e5bfaf55d013f6222745558de0368cd9a3c2c56fab091b4"],"state_sha256":"71ef1622a63e5e106c6b58b751a7582eb6ab65ec65fc1b0414c4fa613c4a6cee"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tf0Hh6Rq4i7KB4LexQIL9G6GG5jVXaRfnuWiMEQF8GA8TiGpJnsYyKFxbow/bvWRqARXXPJ/47GPwuq4wo8ACQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T11:14:05.891559Z","bundle_sha256":"1ec9824f59e1b62fa299bde07b16ac45b2df00dc013d77f7dbdaba1654d4742e"}}