{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:GW7FROH4XPAXPLGP4YDZ2FNEKQ","short_pith_number":"pith:GW7FROH4","canonical_record":{"source":{"id":"2007.09621","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-07-19T08:36:47Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"8e0bdefce8dad5a96b08b4554bcf7006d59ca8ae26238f6032ccc8b739caf85f","abstract_canon_sha256":"02e5c2854406fe85cd8f3003441a931a95ecd9742d1ffc301336f94200df153d"},"schema_version":"1.0"},"canonical_sha256":"35be58b8fcbbc177accfe6079d15a4540efad99c94fa4272437416f02c6b49e3","source":{"kind":"arxiv","id":"2007.09621","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.09621","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"arxiv_version","alias_value":"2007.09621v2","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.09621","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"pith_short_12","alias_value":"GW7FROH4XPAX","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"pith_short_16","alias_value":"GW7FROH4XPAXPLGP","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"pith_short_8","alias_value":"GW7FROH4","created_at":"2026-07-05T02:11:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:GW7FROH4XPAXPLGP4YDZ2FNEKQ","target":"record","payload":{"canonical_record":{"source":{"id":"2007.09621","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-07-19T08:36:47Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"8e0bdefce8dad5a96b08b4554bcf7006d59ca8ae26238f6032ccc8b739caf85f","abstract_canon_sha256":"02e5c2854406fe85cd8f3003441a931a95ecd9742d1ffc301336f94200df153d"},"schema_version":"1.0"},"canonical_sha256":"35be58b8fcbbc177accfe6079d15a4540efad99c94fa4272437416f02c6b49e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:11:56.125533Z","signature_b64":"QZ2orIZd+C9chObh8slgkPEKstBfiEZQElWXUEfLXCRdGh1xh2gJnypW3YKNVjTd8KqTpNRMtpHP1XpBDxMdBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35be58b8fcbbc177accfe6079d15a4540efad99c94fa4272437416f02c6b49e3","last_reissued_at":"2026-07-05T02:11:56.125145Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:11:56.125145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.09621","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":"2026-07-05T02:11:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Eihyn2fbsmEm7JdXjfBRWzYJ8vg0tQxaRnxpBVTZLyeOdtAb7A461bb5WZRajcppnbnDtSANCUdUa2N41EmlBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T13:24:25.335734Z"},"content_sha256":"6292115483bf0648bcede69da3c84698b56d24d0270ca797fbecac96586536df","schema_version":"1.0","event_id":"sha256:6292115483bf0648bcede69da3c84698b56d24d0270ca797fbecac96586536df"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:GW7FROH4XPAXPLGP4YDZ2FNEKQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hyperon Weak Radiative Decay","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Jean-Marc Richard, Peng-Yu Niu, Qiang Zhao, Qian Wang","submitted_at":"2020-07-19T08:36:47Z","abstract_excerpt":"We revisit the hyperon weak radiative decays in the framework of the non-relativistic constituent quark model. This study confirms the nonlocal feature of the hyperon weak radiative transition operators which are dominated by the pole terms, and an overall self-consistent description of the available experimental data for the Cabibbo-favored hyperon weak radiative decays is achieved. It provides a natural mechanism for evading the Hara theorem, where sizeable parity-violating contributions can come from the intermediate orbital excitations. Cancellations between pole terms also explain signifi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.09621","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/2007.09621/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":"2026-07-05T02:11:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BksTuh8WLNmrW4a5HJcT+VegpBn8XNTonKcO/AcNrr0SnxVgHkXLnspazDXz9qN4eHf+/kLzVgNG5+uYq3EMCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T13:24:25.336402Z"},"content_sha256":"302d49222df76929c96d953852f9ae749b61f230adaea5b9db33a26d27c14c28","schema_version":"1.0","event_id":"sha256:302d49222df76929c96d953852f9ae749b61f230adaea5b9db33a26d27c14c28"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GW7FROH4XPAXPLGP4YDZ2FNEKQ/bundle.json","state_url":"https://pith.science/pith/GW7FROH4XPAXPLGP4YDZ2FNEKQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GW7FROH4XPAXPLGP4YDZ2FNEKQ/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":"2026-07-31T13:24:25Z","links":{"resolver":"https://pith.science/pith/GW7FROH4XPAXPLGP4YDZ2FNEKQ","bundle":"https://pith.science/pith/GW7FROH4XPAXPLGP4YDZ2FNEKQ/bundle.json","state":"https://pith.science/pith/GW7FROH4XPAXPLGP4YDZ2FNEKQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GW7FROH4XPAXPLGP4YDZ2FNEKQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:GW7FROH4XPAXPLGP4YDZ2FNEKQ","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":"02e5c2854406fe85cd8f3003441a931a95ecd9742d1ffc301336f94200df153d","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-07-19T08:36:47Z","title_canon_sha256":"8e0bdefce8dad5a96b08b4554bcf7006d59ca8ae26238f6032ccc8b739caf85f"},"schema_version":"1.0","source":{"id":"2007.09621","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.09621","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"arxiv_version","alias_value":"2007.09621v2","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.09621","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"pith_short_12","alias_value":"GW7FROH4XPAX","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"pith_short_16","alias_value":"GW7FROH4XPAXPLGP","created_at":"2026-07-05T02:11:56Z"},{"alias_kind":"pith_short_8","alias_value":"GW7FROH4","created_at":"2026-07-05T02:11:56Z"}],"graph_snapshots":[{"event_id":"sha256:302d49222df76929c96d953852f9ae749b61f230adaea5b9db33a26d27c14c28","target":"graph","created_at":"2026-07-05T02:11:56Z","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/2007.09621/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We revisit the hyperon weak radiative decays in the framework of the non-relativistic constituent quark model. This study confirms the nonlocal feature of the hyperon weak radiative transition operators which are dominated by the pole terms, and an overall self-consistent description of the available experimental data for the Cabibbo-favored hyperon weak radiative decays is achieved. It provides a natural mechanism for evading the Hara theorem, where sizeable parity-violating contributions can come from the intermediate orbital excitations. Cancellations between pole terms also explain signifi","authors_text":"Jean-Marc Richard, Peng-Yu Niu, Qiang Zhao, Qian Wang","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-07-19T08:36:47Z","title":"Hyperon Weak Radiative Decay"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.09621","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":"sha256:6292115483bf0648bcede69da3c84698b56d24d0270ca797fbecac96586536df","target":"record","created_at":"2026-07-05T02:11:56Z","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":"02e5c2854406fe85cd8f3003441a931a95ecd9742d1ffc301336f94200df153d","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-07-19T08:36:47Z","title_canon_sha256":"8e0bdefce8dad5a96b08b4554bcf7006d59ca8ae26238f6032ccc8b739caf85f"},"schema_version":"1.0","source":{"id":"2007.09621","kind":"arxiv","version":2}},"canonical_sha256":"35be58b8fcbbc177accfe6079d15a4540efad99c94fa4272437416f02c6b49e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"35be58b8fcbbc177accfe6079d15a4540efad99c94fa4272437416f02c6b49e3","first_computed_at":"2026-07-05T02:11:56.125145Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:11:56.125145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QZ2orIZd+C9chObh8slgkPEKstBfiEZQElWXUEfLXCRdGh1xh2gJnypW3YKNVjTd8KqTpNRMtpHP1XpBDxMdBw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:11:56.125533Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.09621","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6292115483bf0648bcede69da3c84698b56d24d0270ca797fbecac96586536df","sha256:302d49222df76929c96d953852f9ae749b61f230adaea5b9db33a26d27c14c28"],"state_sha256":"79af05e81792f1edc79ce72741cf47a2b3fe025ed55b5023f3bc56b2b9780170"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GhLu+Wp/O3IAi2tQnfzGGo7h4wqw2OLbD36R0Ze+DUxjoTAACW24nKUxAq4fDwbQDvKpJSrweLMkZnW7t+W0Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T13:24:25.346303Z","bundle_sha256":"4d73c94ec020d08fb3dbbcc1c677e865d202f539aba3faee85edae3150d71ae0"}}