{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:OJ3MJ4LBKKVBEHEADC7BTMTZOO","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":"2796ddb381c0e01211d88a9afe12c2a409fbd68fc032105f12bc55087c716d4f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-06-30T07:26:44Z","title_canon_sha256":"f52205c38d423d19da443da2a1cea25e3360115b0f3faa3b101e72a9cc02a098"},"schema_version":"1.0","source":{"id":"1006.5789","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.5789","created_at":"2026-05-18T02:33:15Z"},{"alias_kind":"arxiv_version","alias_value":"1006.5789v1","created_at":"2026-05-18T02:33:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.5789","created_at":"2026-05-18T02:33:15Z"},{"alias_kind":"pith_short_12","alias_value":"OJ3MJ4LBKKVB","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"OJ3MJ4LBKKVBEHEA","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"OJ3MJ4LB","created_at":"2026-05-18T12:26:12Z"}],"graph_snapshots":[{"event_id":"sha256:6f8310f5e0c6c1bf463018ce2da6dfaf1de1b3b4d052301934121071ac32c2cf","target":"graph","created_at":"2026-05-18T02:33:15Z","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":"Production of $c\\bar c$ pairs in elementary hadron-hadron collisions is introduced in a simulation of relativistic heavy ion collisions. Coalescence of charmed quarks and antiquarks into various charmonium states is performed and the results are compared to PHENIX J$/\\psi$ Au+Au data. The $\\chi$ and $\\psi$' bound states must be included as well as the ground state J$/\\psi$, given the appreciable feeding from the excited states down to the J$/\\psi$ via gamma decays. Charmonium coalescence is found to take place at relatively late times: generally after $c$($\\bar c$)-medium interactions have cea","authors_text":"D.E. Kahana, S.H.Kahana","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-06-30T07:26:44Z","title":"J/Psi Production by Charm Quark Coalescence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.5789","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":"sha256:8b57f23118ef6e270c72cbc59d12c9f1f0e1a480e7aca7c897c234e25bfd5ac8","target":"record","created_at":"2026-05-18T02:33:15Z","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":"2796ddb381c0e01211d88a9afe12c2a409fbd68fc032105f12bc55087c716d4f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-06-30T07:26:44Z","title_canon_sha256":"f52205c38d423d19da443da2a1cea25e3360115b0f3faa3b101e72a9cc02a098"},"schema_version":"1.0","source":{"id":"1006.5789","kind":"arxiv","version":1}},"canonical_sha256":"7276c4f16152aa121c8018be19b27973ac1c87be661e28b4e720534f904d4610","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7276c4f16152aa121c8018be19b27973ac1c87be661e28b4e720534f904d4610","first_computed_at":"2026-05-18T02:33:15.717943Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:33:15.717943Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wQ+xjyY82UkdStJV5jWR8oD6ksYNGP96MgqozdxGSIn7NII2enlT6DwDOIGVFF/BiQ8K2B6PS/OQrR0e2Du3DA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:33:15.718472Z","signed_message":"canonical_sha256_bytes"},"source_id":"1006.5789","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8b57f23118ef6e270c72cbc59d12c9f1f0e1a480e7aca7c897c234e25bfd5ac8","sha256:6f8310f5e0c6c1bf463018ce2da6dfaf1de1b3b4d052301934121071ac32c2cf"],"state_sha256":"c73e5e403811b317c790b1817094f3645a349c137906c604fef6107aa8d839de"}