{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:ELLW5FKSLINKTFZKPEXPXEKMEQ","short_pith_number":"pith:ELLW5FKS","canonical_record":{"source":{"id":"2008.07389","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-17T14:57:48Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"fb33c7674e00e84202cf6cccd6b2736bd2bb1e5e6185fdb34d0aead82f4087f7","abstract_canon_sha256":"42d633f2c7898373a99b2d6f4aca5818f1b6bc22406378b98aee5cdd0a174e23"},"schema_version":"1.0"},"canonical_sha256":"22d76e95525a1aa9972a792efb914c240896783f2d68071974c95910836c30d1","source":{"kind":"arxiv","id":"2008.07389","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.07389","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"arxiv_version","alias_value":"2008.07389v1","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.07389","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"pith_short_12","alias_value":"ELLW5FKSLINK","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"pith_short_16","alias_value":"ELLW5FKSLINKTFZK","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"pith_short_8","alias_value":"ELLW5FKS","created_at":"2026-07-05T01:52:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:ELLW5FKSLINKTFZKPEXPXEKMEQ","target":"record","payload":{"canonical_record":{"source":{"id":"2008.07389","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-17T14:57:48Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"fb33c7674e00e84202cf6cccd6b2736bd2bb1e5e6185fdb34d0aead82f4087f7","abstract_canon_sha256":"42d633f2c7898373a99b2d6f4aca5818f1b6bc22406378b98aee5cdd0a174e23"},"schema_version":"1.0"},"canonical_sha256":"22d76e95525a1aa9972a792efb914c240896783f2d68071974c95910836c30d1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:52:24.564419Z","signature_b64":"5OIrMlqb1Y3Gal3l073EwNezxoOzu7MYPhOQTwKXzvxj1E8M6zd8yLqIp6bi0mMoPrL6da2HBAkzGmHRcj2OAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"22d76e95525a1aa9972a792efb914c240896783f2d68071974c95910836c30d1","last_reissued_at":"2026-07-05T01:52:24.564047Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:52:24.564047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.07389","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:52:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XY12NksVz8WpuMYzHCYSeZYAyIEWx5KMda8Bc48My8xi1TEUShgEXA/e50mlzPLE2dlp58TUuWE3ZtHd0FzTBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T10:54:48.103065Z"},"content_sha256":"265b88a93f5a634cbd2a9ad9ff39e3a632e05f4ecc75e48d38343a79cb6a2711","schema_version":"1.0","event_id":"sha256:265b88a93f5a634cbd2a9ad9ff39e3a632e05f4ecc75e48d38343a79cb6a2711"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:ELLW5FKSLINKTFZKPEXPXEKMEQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"$X_0(2866)$ as a $D^*\\bar{K}^*$ molecular state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Ju-Jun Xie, Li-Sheng Geng, Ming-Zhu Liu","submitted_at":"2020-08-17T14:57:48Z","abstract_excerpt":"Very recently the LHCb Collaboration reported the discovery of two open charm tetraquark states, $X_{0}(2866)$ and $X_{1}(2904)$. In the present work, we study the $D^{(\\ast)}$ and $\\bar{K}^{(\\ast)}$ interaction in the one-boson exchange model and show that the $X_{0}(2866)$ can be understood as a $D^{\\ast}\\bar{K}^{\\ast}$ molecule with $I(J^{P})=0(0^{+})$, or at least it has a large molecular component. On the other hand, the $X_{1}(2904)$ can not be interpreted as a molecular state. Inspired by the discovery of the $X_0(2866)$ and the fact that the $D^*\\bar{K}^*$ interaction is strong enough "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.07389","kind":"arxiv","version":1},"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/2008.07389/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":"2026-07-05T01:52:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3U8sjhZvezwh49d5R1eX2TYnAa16ToY8n5Z3OBxgy2VG8xeg04MY+lPxwqe0ROqgr2PbUfZjqS8ysiRPekbyCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T10:54:48.103799Z"},"content_sha256":"88e10f16e576698dc18bbbd0efc43a66ba79239a7eae523481fd54c951a58f83","schema_version":"1.0","event_id":"sha256:88e10f16e576698dc18bbbd0efc43a66ba79239a7eae523481fd54c951a58f83"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ELLW5FKSLINKTFZKPEXPXEKMEQ/bundle.json","state_url":"https://pith.science/pith/ELLW5FKSLINKTFZKPEXPXEKMEQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ELLW5FKSLINKTFZKPEXPXEKMEQ/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":"2026-08-07T10:54:48Z","links":{"resolver":"https://pith.science/pith/ELLW5FKSLINKTFZKPEXPXEKMEQ","bundle":"https://pith.science/pith/ELLW5FKSLINKTFZKPEXPXEKMEQ/bundle.json","state":"https://pith.science/pith/ELLW5FKSLINKTFZKPEXPXEKMEQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ELLW5FKSLINKTFZKPEXPXEKMEQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:ELLW5FKSLINKTFZKPEXPXEKMEQ","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":"42d633f2c7898373a99b2d6f4aca5818f1b6bc22406378b98aee5cdd0a174e23","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-17T14:57:48Z","title_canon_sha256":"fb33c7674e00e84202cf6cccd6b2736bd2bb1e5e6185fdb34d0aead82f4087f7"},"schema_version":"1.0","source":{"id":"2008.07389","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.07389","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"arxiv_version","alias_value":"2008.07389v1","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.07389","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"pith_short_12","alias_value":"ELLW5FKSLINK","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"pith_short_16","alias_value":"ELLW5FKSLINKTFZK","created_at":"2026-07-05T01:52:24Z"},{"alias_kind":"pith_short_8","alias_value":"ELLW5FKS","created_at":"2026-07-05T01:52:24Z"}],"graph_snapshots":[{"event_id":"sha256:88e10f16e576698dc18bbbd0efc43a66ba79239a7eae523481fd54c951a58f83","target":"graph","created_at":"2026-07-05T01:52:24Z","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/2008.07389/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Very recently the LHCb Collaboration reported the discovery of two open charm tetraquark states, $X_{0}(2866)$ and $X_{1}(2904)$. In the present work, we study the $D^{(\\ast)}$ and $\\bar{K}^{(\\ast)}$ interaction in the one-boson exchange model and show that the $X_{0}(2866)$ can be understood as a $D^{\\ast}\\bar{K}^{\\ast}$ molecule with $I(J^{P})=0(0^{+})$, or at least it has a large molecular component. On the other hand, the $X_{1}(2904)$ can not be interpreted as a molecular state. Inspired by the discovery of the $X_0(2866)$ and the fact that the $D^*\\bar{K}^*$ interaction is strong enough ","authors_text":"Ju-Jun Xie, Li-Sheng Geng, Ming-Zhu Liu","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-17T14:57:48Z","title":"$X_0(2866)$ as a $D^*\\bar{K}^*$ molecular state"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.07389","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":"sha256:265b88a93f5a634cbd2a9ad9ff39e3a632e05f4ecc75e48d38343a79cb6a2711","target":"record","created_at":"2026-07-05T01:52:24Z","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":"42d633f2c7898373a99b2d6f4aca5818f1b6bc22406378b98aee5cdd0a174e23","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-17T14:57:48Z","title_canon_sha256":"fb33c7674e00e84202cf6cccd6b2736bd2bb1e5e6185fdb34d0aead82f4087f7"},"schema_version":"1.0","source":{"id":"2008.07389","kind":"arxiv","version":1}},"canonical_sha256":"22d76e95525a1aa9972a792efb914c240896783f2d68071974c95910836c30d1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"22d76e95525a1aa9972a792efb914c240896783f2d68071974c95910836c30d1","first_computed_at":"2026-07-05T01:52:24.564047Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:52:24.564047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5OIrMlqb1Y3Gal3l073EwNezxoOzu7MYPhOQTwKXzvxj1E8M6zd8yLqIp6bi0mMoPrL6da2HBAkzGmHRcj2OAg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:52:24.564419Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.07389","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:265b88a93f5a634cbd2a9ad9ff39e3a632e05f4ecc75e48d38343a79cb6a2711","sha256:88e10f16e576698dc18bbbd0efc43a66ba79239a7eae523481fd54c951a58f83"],"state_sha256":"309e4733b0081d33f98511d1c47a087ae7dc3760a9611ea6732af40ad2073d74"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XwuLIZZ3N/4y38p6FpVH2OWd3ewnVwi660s7ugyJbW99Ji6KPrJQxbVUwdWiboUi7rRUG7xVJDRsg9HrbMouAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T10:54:48.108975Z","bundle_sha256":"a2ab986f68cbefbdc31c6ce479c017e734e311a9a25f3b97072cdaf9f7b71120"}}