{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:MICUCUPZRS2W7H47RFC74ZICGS","short_pith_number":"pith:MICUCUPZ","canonical_record":{"source":{"id":"1908.04622","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-13T13:06:46Z","cross_cats_sorted":[],"title_canon_sha256":"31a1b45f96d3cd14a921541810b246c17a9741188c78f5d9b8026cf1b8ed98c2","abstract_canon_sha256":"ce2e4ce55026bc6c06944f61dcdff62a850f338258c54642473d4e51495ef0c5"},"schema_version":"1.0"},"canonical_sha256":"62054151f98cb56f9f9f8945fe650234b7143423ff87c6df422fcdcbb6e5e29b","source":{"kind":"arxiv","id":"1908.04622","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.04622","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"arxiv_version","alias_value":"1908.04622v2","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.04622","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"pith_short_12","alias_value":"MICUCUPZRS2W","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"pith_short_16","alias_value":"MICUCUPZRS2W7H47","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"pith_short_8","alias_value":"MICUCUPZ","created_at":"2026-07-05T00:28:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:MICUCUPZRS2W7H47RFC74ZICGS","target":"record","payload":{"canonical_record":{"source":{"id":"1908.04622","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-13T13:06:46Z","cross_cats_sorted":[],"title_canon_sha256":"31a1b45f96d3cd14a921541810b246c17a9741188c78f5d9b8026cf1b8ed98c2","abstract_canon_sha256":"ce2e4ce55026bc6c06944f61dcdff62a850f338258c54642473d4e51495ef0c5"},"schema_version":"1.0"},"canonical_sha256":"62054151f98cb56f9f9f8945fe650234b7143423ff87c6df422fcdcbb6e5e29b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:28:51.961389Z","signature_b64":"XER39VXh3VAOBSFi79etD4UzITQQbB7yVuTHWT1npjqetbAi9CcG4eMhxi3LfVAcL1qv60zPlYthwUpsO+DsDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"62054151f98cb56f9f9f8945fe650234b7143423ff87c6df422fcdcbb6e5e29b","last_reissued_at":"2026-07-05T00:28:51.960896Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:28:51.960896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.04622","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":"2026-07-05T00:28:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PjY97L83IxK+xvmPKSErHRW0Tk2VY2/vFGfLfcWaAkrOIjnknbOk4QdR7/EE7LzQXscpkSlhXShlY/xxaQXCDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T14:01:25.717232Z"},"content_sha256":"f5277ced4df16edaefa7b9f1b0262fa8de44729cf6f40632acb7120cbf94620e","schema_version":"1.0","event_id":"sha256:f5277ced4df16edaefa7b9f1b0262fa8de44729cf6f40632acb7120cbf94620e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:MICUCUPZRS2W7H47RFC74ZICGS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Interpretation of the newly observed $\\Lambda_b(6146)^{0}$ and $\\Lambda_b(6152)^0$ states in a chiral quark model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Kai-Lei Wang, Qi-Fang L\\\"u, Xian-Hui Zhong","submitted_at":"2019-08-13T13:06:46Z","abstract_excerpt":"The strong decays of the low-lying $\\lambda$-mode $\\Lambda_b(1D,2S)$ and $\\Sigma_b(2S)$ states are studied in a chiral quark model. We find that: (i) the newly observed $\\Lambda_b(6146/6152)$ resonances in the $\\Lambda_b\\pi^+\\pi^-$ spectrum by the LHCb Collaboration might be explained with the $\\lambda$-mode $\\Lambda_b(1D)$ states in the quark model. It should be emphasized that whether the structure in the $\\Lambda_b\\pi^+\\pi^-$ spectrum correspond to two states or one state should be further clarified with more observations in future experiments. (ii) The $\\Lambda_b(2S)$ $|J^P = \\frac{1}{2}^+"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.04622","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/1908.04622/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":"2026-07-05T00:28:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lSoFZX9pJk4p6mQ7xzt8JXvpvkeq067Vojzc/4zfYjFQsMnLHeNC36yow8VoTipwfODpD1wLXIHlr8mLT8UcAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T14:01:25.717869Z"},"content_sha256":"a619e57743019e9e835f00e9df63162bd4bec5ccbb24b8aff45b0b7eca6a6b26","schema_version":"1.0","event_id":"sha256:a619e57743019e9e835f00e9df63162bd4bec5ccbb24b8aff45b0b7eca6a6b26"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MICUCUPZRS2W7H47RFC74ZICGS/bundle.json","state_url":"https://pith.science/pith/MICUCUPZRS2W7H47RFC74ZICGS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MICUCUPZRS2W7H47RFC74ZICGS/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":"2026-08-04T14:01:25Z","links":{"resolver":"https://pith.science/pith/MICUCUPZRS2W7H47RFC74ZICGS","bundle":"https://pith.science/pith/MICUCUPZRS2W7H47RFC74ZICGS/bundle.json","state":"https://pith.science/pith/MICUCUPZRS2W7H47RFC74ZICGS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MICUCUPZRS2W7H47RFC74ZICGS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:MICUCUPZRS2W7H47RFC74ZICGS","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":"ce2e4ce55026bc6c06944f61dcdff62a850f338258c54642473d4e51495ef0c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-13T13:06:46Z","title_canon_sha256":"31a1b45f96d3cd14a921541810b246c17a9741188c78f5d9b8026cf1b8ed98c2"},"schema_version":"1.0","source":{"id":"1908.04622","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.04622","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"arxiv_version","alias_value":"1908.04622v2","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.04622","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"pith_short_12","alias_value":"MICUCUPZRS2W","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"pith_short_16","alias_value":"MICUCUPZRS2W7H47","created_at":"2026-07-05T00:28:51Z"},{"alias_kind":"pith_short_8","alias_value":"MICUCUPZ","created_at":"2026-07-05T00:28:51Z"}],"graph_snapshots":[{"event_id":"sha256:a619e57743019e9e835f00e9df63162bd4bec5ccbb24b8aff45b0b7eca6a6b26","target":"graph","created_at":"2026-07-05T00:28:51Z","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/1908.04622/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The strong decays of the low-lying $\\lambda$-mode $\\Lambda_b(1D,2S)$ and $\\Sigma_b(2S)$ states are studied in a chiral quark model. We find that: (i) the newly observed $\\Lambda_b(6146/6152)$ resonances in the $\\Lambda_b\\pi^+\\pi^-$ spectrum by the LHCb Collaboration might be explained with the $\\lambda$-mode $\\Lambda_b(1D)$ states in the quark model. It should be emphasized that whether the structure in the $\\Lambda_b\\pi^+\\pi^-$ spectrum correspond to two states or one state should be further clarified with more observations in future experiments. (ii) The $\\Lambda_b(2S)$ $|J^P = \\frac{1}{2}^+","authors_text":"Kai-Lei Wang, Qi-Fang L\\\"u, Xian-Hui Zhong","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-13T13:06:46Z","title":"Interpretation of the newly observed $\\Lambda_b(6146)^{0}$ and $\\Lambda_b(6152)^0$ states in a chiral quark model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.04622","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:f5277ced4df16edaefa7b9f1b0262fa8de44729cf6f40632acb7120cbf94620e","target":"record","created_at":"2026-07-05T00:28:51Z","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":"ce2e4ce55026bc6c06944f61dcdff62a850f338258c54642473d4e51495ef0c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-13T13:06:46Z","title_canon_sha256":"31a1b45f96d3cd14a921541810b246c17a9741188c78f5d9b8026cf1b8ed98c2"},"schema_version":"1.0","source":{"id":"1908.04622","kind":"arxiv","version":2}},"canonical_sha256":"62054151f98cb56f9f9f8945fe650234b7143423ff87c6df422fcdcbb6e5e29b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"62054151f98cb56f9f9f8945fe650234b7143423ff87c6df422fcdcbb6e5e29b","first_computed_at":"2026-07-05T00:28:51.960896Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:28:51.960896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XER39VXh3VAOBSFi79etD4UzITQQbB7yVuTHWT1npjqetbAi9CcG4eMhxi3LfVAcL1qv60zPlYthwUpsO+DsDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:28:51.961389Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.04622","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5277ced4df16edaefa7b9f1b0262fa8de44729cf6f40632acb7120cbf94620e","sha256:a619e57743019e9e835f00e9df63162bd4bec5ccbb24b8aff45b0b7eca6a6b26"],"state_sha256":"74d4831fa0b19b65fcddce57f1dad1a3e9484b2b2ec64562896299d20b136569"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zN54JUBEhNr8OW5uHmb/N3jUVma/BZLSt18/T6v2Pb0c+ZbMe5xZAmHDu0MUIKjG45eWCTn4ALLqDDP7EnFIAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T14:01:25.729304Z","bundle_sha256":"45d72cd9a1f0c05a107e8d0fbe057ed5d65e1b3e4d6e60a78304d781a64be091"}}