{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:I32JGPPILPLLKUILRXHLCOXXJZ","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":"cc2ae1020359615810b81141bb2f383ef2bb78bf51fc64d9ce34e7ccd63ac2c0","cross_cats_sorted":["hep-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-04-04T05:09:35Z","title_canon_sha256":"15a1f1b515c7402eb23b97b41ac416013963ac6fa71adbe0c49c5da5a6b28d1c"},"schema_version":"1.0","source":{"id":"1904.02352","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.02352","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"arxiv_version","alias_value":"1904.02352v2","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.02352","created_at":"2026-05-17T23:41:42Z"},{"alias_kind":"pith_short_12","alias_value":"I32JGPPILPLL","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"I32JGPPILPLLKUIL","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"I32JGPPI","created_at":"2026-05-18T12:33:18Z"}],"graph_snapshots":[{"event_id":"sha256:84e2d077a1412f8d22cd8fe06fc23ead2f939962a18dc354287df3d04e67f35d","target":"graph","created_at":"2026-05-17T23:41:42Z","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"},"paper":{"abstract_excerpt":"The isospin-breaking decay $X(3872)\\to(D^*\\bar D+ \\bar D^*D) \\to\\pi^0D\\bar D\\to\\pi^0\\pi^+\\pi^-$ is discussed. In its amplitude there is a triangle logarithmic singularity, due to which the dominant contribution to $BR(X(3872)\\to\\pi^0\\pi^+\\pi^-)$ comes from the production of the $\\pi^+\\pi^-$ system in a narrow interval of the invariant mass $m_{\\pi^+\\pi^-}$ near the value of $2m_{D^0} \\approx 3.73$ GeV. The analysis shows that $BR(X(3872)\\to\\pi^0 \\pi^+\\pi^-)$ can be expected at the level of $10^{-3}$--$10^{-4}$. This estimate includes, in particular, the assumption that the $S$-wave inelastic s","authors_text":"G.N. Shestakov, N.N. Achasov","cross_cats":["hep-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-04-04T05:09:35Z","title":"Decay $X(3872)\\to\\pi^0\\pi^+\\pi^-$ and $S$-wave $D^0\\bar D^0 \\to\\pi^+\\pi^-$ scattering length"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.02352","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:efb01d35380b19d5e59bfcd2afa5c92fafad25b1dc633cf03b595fcf38c77744","target":"record","created_at":"2026-05-17T23:41:42Z","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":"cc2ae1020359615810b81141bb2f383ef2bb78bf51fc64d9ce34e7ccd63ac2c0","cross_cats_sorted":["hep-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-04-04T05:09:35Z","title_canon_sha256":"15a1f1b515c7402eb23b97b41ac416013963ac6fa71adbe0c49c5da5a6b28d1c"},"schema_version":"1.0","source":{"id":"1904.02352","kind":"arxiv","version":2}},"canonical_sha256":"46f4933de85bd6b5510b8dceb13af74e4b2af530179515638e324f13f56fba12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"46f4933de85bd6b5510b8dceb13af74e4b2af530179515638e324f13f56fba12","first_computed_at":"2026-05-17T23:41:42.501863Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:41:42.501863Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nuKbxpqmgX7NSfITIVtsDSY8p3FgFrltV7i19XoiEHmDUIkIhmTwCB2YZzRRjhib3MmKuE+xBr1s5EPYfQWNAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:41:42.502328Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.02352","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:efb01d35380b19d5e59bfcd2afa5c92fafad25b1dc633cf03b595fcf38c77744","sha256:84e2d077a1412f8d22cd8fe06fc23ead2f939962a18dc354287df3d04e67f35d"],"state_sha256":"a266849cadbb69ee0a463fb663881b9dff98d9678a6084280cc8ee0e54cefda2"}