{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:RIPXBZXIVBHS5JFPHKB3J5FBRH","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":"aaf05404dcf138114ce731ea023610a164e834ba347a228625ca34be8f49c088","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-12-19T00:40:57Z","title_canon_sha256":"c3cd5603d1bafb3495b13c45327c52453f0a674e2fb9b685354bb97caeb5438d"},"schema_version":"1.0","source":{"id":"0912.3838","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.3838","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"arxiv_version","alias_value":"0912.3838v2","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.3838","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"pith_short_12","alias_value":"RIPXBZXIVBHS","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"RIPXBZXIVBHS5JFP","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"RIPXBZXI","created_at":"2026-05-18T12:26:01Z"}],"graph_snapshots":[{"event_id":"sha256:200258940c1faff32084b80593648d96f641ad73379fffa2cd37445de99cb97a","target":"graph","created_at":"2026-05-18T02:33:55Z","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":"We report a measurement of high-p_T inclusive pi^0, eta, and direct photon production in p+p and d+Au collisions at sqrt(s_NN) = 200 GeV at midrapidity (0 < eta < 1). Photons from the decay pi^0 -> gamma gamma were detected in the Barrel Electromagnetic Calorimeter of the STAR experiment at the Relativistic Heavy Ion Collider. The eta -> gamma gamma decay was also observed and constituted the first eta measurement by STAR. The first direct photon cross section measurement by STAR is also presented, the signal was extracted statistically by subtracting the pi^0, eta, and omega(782) decay backgr","authors_text":"et al, The STAR Collaboration: B. I. Abelev","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-12-19T00:40:57Z","title":"Inclusive pi^0, eta, and direct photon production at high transverse momentum in p+p and d+Au collisions at sqrt(s_NN) = 200 GeV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.3838","kind":"arxiv","version":2},"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:b455f90352d85d0de2e28a6ec3b3ca2027219ba96dac62891ebbd43d8a4e8881","target":"record","created_at":"2026-05-18T02:33:55Z","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":"aaf05404dcf138114ce731ea023610a164e834ba347a228625ca34be8f49c088","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-12-19T00:40:57Z","title_canon_sha256":"c3cd5603d1bafb3495b13c45327c52453f0a674e2fb9b685354bb97caeb5438d"},"schema_version":"1.0","source":{"id":"0912.3838","kind":"arxiv","version":2}},"canonical_sha256":"8a1f70e6e8a84f2ea4af3a83b4f4a189f8b382bc5ea32b96efd90c67fe364f39","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8a1f70e6e8a84f2ea4af3a83b4f4a189f8b382bc5ea32b96efd90c67fe364f39","first_computed_at":"2026-05-18T02:33:55.883544Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:33:55.883544Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"77C5ETu1c+Y64geieRzotowDolXQF6JmuFqkwSl/pxoAPsvDhRpDuBni3jOUdiLWTthJtYhkF4R9KAMybGvODA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:33:55.883959Z","signed_message":"canonical_sha256_bytes"},"source_id":"0912.3838","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b455f90352d85d0de2e28a6ec3b3ca2027219ba96dac62891ebbd43d8a4e8881","sha256:200258940c1faff32084b80593648d96f641ad73379fffa2cd37445de99cb97a"],"state_sha256":"091cc00bfce8f476a2842ddade226e43f3a09c81e0bb8b242ebc6b8a58899e8d"}