{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1996:BJRPTHM37HWFHUME6M5Y3CD4G3","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":"37fda899c6cbdacb1be873130940d9920d301bca80a23807fed5731ed1a043a0","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1996-02-05T11:05:34Z","title_canon_sha256":"bdd01277abb64c1face2b9134dddf294d0ce8e0013b2eee00c656b3a422f2fb4"},"schema_version":"1.0","source":{"id":"hep-ph/9602223","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9602223","created_at":"2026-05-18T02:37:12Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9602223v2","created_at":"2026-05-18T02:37:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9602223","created_at":"2026-05-18T02:37:12Z"},{"alias_kind":"pith_short_12","alias_value":"BJRPTHM37HWF","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"BJRPTHM37HWFHUME","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"BJRPTHM3","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:bdded7042580db72d8723b87cbb05d9edf4978de4c92157601055a46e21027ef","target":"graph","created_at":"2026-05-18T02:37:12Z","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":"Photoproduction of $J/\\psi$ is considered including the color-octet contributions from the various partial wave states, $^{2S+1}L_J$ = $^1S_0$, $^3S_1$ and $^3P_J$. The production cross section depends on three new nonperturbative parameters defined in NRQCD, called the color-octet matrix elements. Using the color-octet matrix elements determined by fitting the $J/\\psi$ production at the Tevatron, we find that the color-octet($c\\bar{c}) _{8}({^1S_0}~{\\rm and~}~{^3P_J})$ contributions to the $J/\\psi$ photoproductions at the fixed target experiments and HERA are too large compared to the data on","authors_text":"H. S. Song (Seoul National Univ.), Jungil Lee, Pyungwon Ko (Hong-Ik Univ.)","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1996-02-05T11:05:34Z","title":"Color-octet mechanism in $\\gamma + p \\to J/\\psi + X$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9602223","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:d23a7f290e893f9f1f85baeb2266eb953e881f0310cd3436416dffa389f72367","target":"record","created_at":"2026-05-18T02:37:12Z","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":"37fda899c6cbdacb1be873130940d9920d301bca80a23807fed5731ed1a043a0","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1996-02-05T11:05:34Z","title_canon_sha256":"bdd01277abb64c1face2b9134dddf294d0ce8e0013b2eee00c656b3a422f2fb4"},"schema_version":"1.0","source":{"id":"hep-ph/9602223","kind":"arxiv","version":2}},"canonical_sha256":"0a62f99d9bf9ec53d184f33b8d887c36f647180b05ae792d5072850cdf74dd11","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0a62f99d9bf9ec53d184f33b8d887c36f647180b05ae792d5072850cdf74dd11","first_computed_at":"2026-05-18T02:37:12.058219Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:37:12.058219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZvRjhZ5IhwnN0hHc3rPJvRS1k/ydG8ndaSTq7gQ/BRu1eY37fsYYf7Yi9+37Iz2EKK12x9s/H3c1NX9qiBmvCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:37:12.058661Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9602223","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d23a7f290e893f9f1f85baeb2266eb953e881f0310cd3436416dffa389f72367","sha256:bdded7042580db72d8723b87cbb05d9edf4978de4c92157601055a46e21027ef"],"state_sha256":"db369c272da693db15c73d3fd27047cc645482cb928e56ccc1558bfb0fa0d630"}