{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:PW4O4G7DOOTRWEMMF64EJCK2M2","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":"e7e8dafcb9d7b914945e1ecefd7dda6e6de30f72e287d0f6007d2654c9d21a13","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-05-30T16:21:46Z","title_canon_sha256":"7c471ba01a27d4aa12abbbf349d9c05bc7fb36dc4c79f75b9ea834490a0caf3f"},"schema_version":"1.0","source":{"id":"1905.13156","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.13156","created_at":"2026-05-17T23:44:38Z"},{"alias_kind":"arxiv_version","alias_value":"1905.13156v1","created_at":"2026-05-17T23:44:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.13156","created_at":"2026-05-17T23:44:38Z"},{"alias_kind":"pith_short_12","alias_value":"PW4O4G7DOOTR","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"PW4O4G7DOOTRWEMM","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"PW4O4G7D","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:71203b70c90ba066bc3251b789f36235d4621ea45e11f20f5516989171149c58","target":"graph","created_at":"2026-05-17T23:44:38Z","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":"I give a brief account of current topics in description of exotic multiquark mesonic resonances with hidden heavy ($c$ or $b$) flavor, the so-called XYZ states, in terms of hadronic molecules and hadro-quarkonium systems. Also discussed are the recently observed hidden-charm pentaquarks including additional ways of producing them in experiments.","authors_text":"M.B. Voloshin","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-05-30T16:21:46Z","title":"Deciphering the XYZ States"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.13156","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:a5c1dab2142426715ce11fbc2bed1903af522d0471a9b40cf9cf5520a107b488","target":"record","created_at":"2026-05-17T23:44:38Z","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":"e7e8dafcb9d7b914945e1ecefd7dda6e6de30f72e287d0f6007d2654c9d21a13","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-05-30T16:21:46Z","title_canon_sha256":"7c471ba01a27d4aa12abbbf349d9c05bc7fb36dc4c79f75b9ea834490a0caf3f"},"schema_version":"1.0","source":{"id":"1905.13156","kind":"arxiv","version":1}},"canonical_sha256":"7db8ee1be373a71b118c2fb844895a66bf0cb6fcef2e7c88853abc78fa1e0389","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7db8ee1be373a71b118c2fb844895a66bf0cb6fcef2e7c88853abc78fa1e0389","first_computed_at":"2026-05-17T23:44:38.799457Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:38.799457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GgsB7p/bLfrodRl0JjQ8TTqwN4BWdIAmOMOQ1F4zd678n6ayq0T2HBJ5q0lwDLDwyQRLlryu2BSIJLKg2C9dAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:38.799886Z","signed_message":"canonical_sha256_bytes"},"source_id":"1905.13156","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a5c1dab2142426715ce11fbc2bed1903af522d0471a9b40cf9cf5520a107b488","sha256:71203b70c90ba066bc3251b789f36235d4621ea45e11f20f5516989171149c58"],"state_sha256":"07504a7bb23b61adebb61c85976403fcf544b6d257dc48f68f1027ad96af05b9"}