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Our results suggest that X(3872) and Y(4260) are in the spectrum of QCD, with J^{PC} = 1^{++} and 1^{--} respectively. Moreover, we obtain the spectrum of heavier exotic mesons with c-s-cbar-ubar (c-u-cbar-sbar), c-s-cbar-dbar (c-d-cbar-sbar), c-s-cbar-sbar, and c-c-cbar-cbar, as the first theoretical predictions from lattice QCD."},"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":"hep-lat/0612025","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2006-12-21T18:07:54Z","cross_cats_sorted":["hep-ex","hep-ph"],"title_canon_sha256":"7aaad28fabed445a8cb5bbffddec3e704b915d6e414e7a68ba176513fa268677","abstract_canon_sha256":"3ff344c11e2a03d30e8f0103a1381a0d3c58892460371167ebea653d0b403aa5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:28:37.804737Z","signature_b64":"6TAeHvFM61HKVr37o+N5UcXmUzp8RzuF3rrbueKot8TgVLnMu4o+qv6brrm4cyp7qYH28dlNIQgi3+OXUGluCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"26265a1dc5f7b48c46722474f27b3094a4452f075a773ef43e0bda645815bff6","last_reissued_at":"2026-05-18T04:28:37.804193Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:28:37.804193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The spectrum of charmonium-like vector mesons in lattice QCD","license":"","headline":"","cross_cats":["hep-ex","hep-ph"],"primary_cat":"hep-lat","authors_text":"Tung-Han Hsieh, TWQCD Collaboration: Ting-Wai Chiu","submitted_at":"2006-12-21T18:07:54Z","abstract_excerpt":"We present the first lattice results of the spectrum of exotic vector mesons extracted from the molecular and diquark-antidiquark operators, with quark fields c-q-cbar-qbar, and c-s-cbar-qbar (c-q-cbar-sbar) respectively, in lattice QCD with exact chiral symmetry. Our results suggest that X(3872) and Y(4260) are in the spectrum of QCD, with J^{PC} = 1^{++} and 1^{--} respectively. Moreover, we obtain the spectrum of heavier exotic mesons with c-s-cbar-ubar (c-u-cbar-sbar), c-s-cbar-dbar (c-d-cbar-sbar), c-s-cbar-sbar, and c-c-cbar-cbar, as the first theoretical predictions from lattice QCD."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0612025","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0612025","created_at":"2026-05-18T04:28:37.804271+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0612025v1","created_at":"2026-05-18T04:28:37.804271+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0612025","created_at":"2026-05-18T04:28:37.804271+00:00"},{"alias_kind":"pith_short_12","alias_value":"EYTFUHOF662I","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_16","alias_value":"EYTFUHOF662IYRTS","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_8","alias_value":"EYTFUHOF","created_at":"2026-05-18T12:25:53.939244+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS","json":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS.json","graph_json":"https://pith.science/api/pith-number/EYTFUHOF662IYRTSER2PE6ZQSS/graph.json","events_json":"https://pith.science/api/pith-number/EYTFUHOF662IYRTSER2PE6ZQSS/events.json","paper":"https://pith.science/paper/EYTFUHOF"},"agent_actions":{"view_html":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS","download_json":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS.json","view_paper":"https://pith.science/paper/EYTFUHOF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-lat/0612025&json=true","fetch_graph":"https://pith.science/api/pith-number/EYTFUHOF662IYRTSER2PE6ZQSS/graph.json","fetch_events":"https://pith.science/api/pith-number/EYTFUHOF662IYRTSER2PE6ZQSS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS/action/storage_attestation","attest_author":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS/action/author_attestation","sign_citation":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS/action/citation_signature","submit_replication":"https://pith.science/pith/EYTFUHOF662IYRTSER2PE6ZQSS/action/replication_record"}},"created_at":"2026-05-18T04:28:37.804271+00:00","updated_at":"2026-05-18T04:28:37.804271+00:00"}