{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:2D3ZLPJ4TQHJ6AXPFWZEV6NDXM","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":"c026026658de11e38a4b5f520d3c5e56072b51de16ccfe4009df64d04598faf4","cross_cats_sorted":["hep-lat"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-06-06T12:00:21Z","title_canon_sha256":"ae5dcce989be842100fe025be314677346f965b4fcd6cec13fd91f530c581436"},"schema_version":"1.0","source":{"id":"1106.1037","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.1037","created_at":"2026-05-18T03:43:28Z"},{"alias_kind":"arxiv_version","alias_value":"1106.1037v1","created_at":"2026-05-18T03:43:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.1037","created_at":"2026-05-18T03:43:28Z"},{"alias_kind":"pith_short_12","alias_value":"2D3ZLPJ4TQHJ","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2D3ZLPJ4TQHJ6AXP","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2D3ZLPJ4","created_at":"2026-05-18T12:26:18Z"}],"graph_snapshots":[{"event_id":"sha256:551addb77d6047e12aa666d128b556242ebe93656057facf215accedbd781af6","target":"graph","created_at":"2026-05-18T03:43:28Z","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":"Tetraquarks are studied with an approximation which reduces the in- ternal degrees of freedom of the system, using both finite differences and scattering theory. The existence of bound states and resonances is inspected and the masses and widths of the found resonances are calculated.","authors_text":"Marco Cardoso, Nuno Cardoso, Pedro Bicudo","cross_cats":["hep-lat"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-06-06T12:00:21Z","title":"Study of Tetraquarks with a simple model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.1037","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:fe909d1aa294cf689353bec92fd79d735188113de30db24e32a909469cb162cf","target":"record","created_at":"2026-05-18T03:43:28Z","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":"c026026658de11e38a4b5f520d3c5e56072b51de16ccfe4009df64d04598faf4","cross_cats_sorted":["hep-lat"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-06-06T12:00:21Z","title_canon_sha256":"ae5dcce989be842100fe025be314677346f965b4fcd6cec13fd91f530c581436"},"schema_version":"1.0","source":{"id":"1106.1037","kind":"arxiv","version":1}},"canonical_sha256":"d0f795bd3c9c0e9f02ef2db24af9a3bb060d0f2edb0123d1bbdb5fd6126abac8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d0f795bd3c9c0e9f02ef2db24af9a3bb060d0f2edb0123d1bbdb5fd6126abac8","first_computed_at":"2026-05-18T03:43:28.722409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:43:28.722409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3OQdFO9iVYKRRJDKdgb0eKg7PAkpo+09mSiA4veJtOoqB17wvHQSvMrcCoFYX9p9zCeGE890Cq/1jijIWswFBw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:43:28.722919Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.1037","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fe909d1aa294cf689353bec92fd79d735188113de30db24e32a909469cb162cf","sha256:551addb77d6047e12aa666d128b556242ebe93656057facf215accedbd781af6"],"state_sha256":"bbdea544e4541c5c3c2b97704e2d607979aabffd24ef295e819af676b8ebf440"}