{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1997:44AM24AJJFKY3IDJF5SWA7YYXY","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":"0537d71dc46ad9e31cdd51186fed3a8f049e40ec256f20f91c27e7ee287c177b","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1997-01-28T16:00:11Z","title_canon_sha256":"58dac8bf12de501d16cab8df7c80f949cdebad69c711dcc62f3ee3efad8dd02c"},"schema_version":"1.0","source":{"id":"hep-ph/9701399","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9701399","created_at":"2026-07-04T15:21:34Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9701399v1","created_at":"2026-07-04T15:21:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9701399","created_at":"2026-07-04T15:21:34Z"},{"alias_kind":"pith_short_12","alias_value":"44AM24AJJFKY","created_at":"2026-07-04T15:21:34Z"},{"alias_kind":"pith_short_16","alias_value":"44AM24AJJFKY3IDJ","created_at":"2026-07-04T15:21:34Z"},{"alias_kind":"pith_short_8","alias_value":"44AM24AJ","created_at":"2026-07-04T15:21:34Z"}],"graph_snapshots":[{"event_id":"sha256:b3df458ffc319e5e91ed212817697762458a902b28cccb7fb629a8ae0e3216da","target":"graph","created_at":"2026-07-04T15:21:34Z","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/9701399/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the rare decay $\\Lambda_b \\to \\Lambda \\gamma$ which receives both short and long distance contributions. We estimate the long distance contributions and find them very small. The form factors are obtained from $\\Lambda_c \\to \\Lambda \\ell \\bar{\\nu}_\\ell$ using heavy quark symmetry and a pole model. The short distance piece opens a window to new physics and we discuss the sensitivity of $\\Lambda_b \\to \\Lambda \\gamma$ to such effects.","authors_text":"S. Recksiegel, T. Mannel","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1997-01-28T16:00:11Z","title":"Flavour Changing Neutral Current Decays of Heavy Baryons: The Case $\\Lambda_b \\to \\Lambda \\gamma$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9701399","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":"sha256:5e4d9456d2c7ea4d64b7fd0691f907ce3b2ddfadd40d09a4fee18345ccb12868","target":"record","created_at":"2026-07-04T15:21:34Z","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":"0537d71dc46ad9e31cdd51186fed3a8f049e40ec256f20f91c27e7ee287c177b","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1997-01-28T16:00:11Z","title_canon_sha256":"58dac8bf12de501d16cab8df7c80f949cdebad69c711dcc62f3ee3efad8dd02c"},"schema_version":"1.0","source":{"id":"hep-ph/9701399","kind":"arxiv","version":1}},"canonical_sha256":"e700cd700949558da0692f65607f18be0434a969c2d645e7a262f218601c0610","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e700cd700949558da0692f65607f18be0434a969c2d645e7a262f218601c0610","first_computed_at":"2026-07-04T15:21:34.622495Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:21:34.622495Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZpgAh//nQsmv/mpYffg4OpYRx3RY6sNBav5QctTf7XHqNHm3F2kzCtO92tif5SVSY0Bc38JR5k0+z+D8cRNmCA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:21:34.622946Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9701399","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5e4d9456d2c7ea4d64b7fd0691f907ce3b2ddfadd40d09a4fee18345ccb12868","sha256:b3df458ffc319e5e91ed212817697762458a902b28cccb7fb629a8ae0e3216da"],"state_sha256":"ae7bc9aefab07b815c6999b78c8e881166a190c194e18475bd38ef7971222fb0"}