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The spectra of the stable doubly heavy tetraquark states are predicted by Sakharov-Zeldovich formula. We find that the $T^+_{cc\\bar{u}\\bar{d}}({\\bf 3})$ is about 16MeV below the $DD^*$ threshold, while $T^{-}_{bb\\bar{u}\\bar{d}}({\\bf 3})$ is about 73MeV below the $BB^*$ threshold. We then s"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1806.01659","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-06-04T11:52:21Z","cross_cats_sorted":[],"title_canon_sha256":"4915c2cb73311ef79e50763744f1f4ad8f23973f3fea6ed052c6af3719e4cd66","abstract_canon_sha256":"ff55fd0cf607a2101c8e4181427747c1b9271da2c220e5772111e5cf6407cdd5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:02.483604Z","signature_b64":"pl06+EjMP1Kh9NPdzhgobkzhJc1SbnB+k8BhA/kudgKejJD0rPk2Rh62oHZy/Et3RLzy1GLwM/6OkQNIY1iPDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d6ed8add5d222d85627cd30f85de108515293ddb0138812eceb0732e30db7c6","last_reissued_at":"2026-05-18T00:04:02.482957Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:02.482957Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Weak Decays of Stable Doubly Heavy Tetraquark States","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Ruilin Zhu, Ye Xing","submitted_at":"2018-06-04T11:52:21Z","abstract_excerpt":"In the light of the recent discovery of the $\\Xi^{++}_{cc}$ by LHCb collaboration, we study the stable doubly heavy tetraquarks. 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