{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1992:CHFNIOOV5SJ47RAHI4LAYQ7XYO","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":"7723cfc0d87d7c90b262f05788fbdb04b02c2268b9391df92bded042907fe89e","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1992-08-19T13:04:52Z","title_canon_sha256":"9f2b4017277cf192b9420de440d75549d441020d0c7d72b8c2e8ec13266b462e"},"schema_version":"1.0","source":{"id":"hep-ph/9208232","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9208232","created_at":"2026-07-04T15:54:56Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9208232v1","created_at":"2026-07-04T15:54:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9208232","created_at":"2026-07-04T15:54:56Z"},{"alias_kind":"pith_short_12","alias_value":"CHFNIOOV5SJ4","created_at":"2026-07-04T15:54:56Z"},{"alias_kind":"pith_short_16","alias_value":"CHFNIOOV5SJ47RAH","created_at":"2026-07-04T15:54:56Z"},{"alias_kind":"pith_short_8","alias_value":"CHFNIOOV","created_at":"2026-07-04T15:54:56Z"}],"graph_snapshots":[{"event_id":"sha256:b8731372878bd796c2389d53a38ded73df59aff9513290543046b13dad975258","target":"graph","created_at":"2026-07-04T15:54:56Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-ph/9208232/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The effect of collective potentials on pion spectra in ultrarelativistic heavy ion collisions is investigated. We find the effect of these potential to be very small, too small to explain the observed enhancement at low transverse momenta. (7 figures, bill be send on request)","authors_text":"George Bertsch, Volker Koch","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1992-08-19T13:04:52Z","title":"Effects of Collective Potentials on Pion Spectra in Relativistic Heavy Ion Collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9208232","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:d21bef79d2a5ece125aca1e987cceb6aeab5edffcea655b7f0735a900c39aaec","target":"record","created_at":"2026-07-04T15:54:56Z","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":"7723cfc0d87d7c90b262f05788fbdb04b02c2268b9391df92bded042907fe89e","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1992-08-19T13:04:52Z","title_canon_sha256":"9f2b4017277cf192b9420de440d75549d441020d0c7d72b8c2e8ec13266b462e"},"schema_version":"1.0","source":{"id":"hep-ph/9208232","kind":"arxiv","version":1}},"canonical_sha256":"11cad439d5ec93cfc40747160c43f7c383f0b29eb52758061a05043269a46041","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11cad439d5ec93cfc40747160c43f7c383f0b29eb52758061a05043269a46041","first_computed_at":"2026-07-04T15:54:56.805678Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:54:56.805678Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TuEEsgxAnkp44U3fyPgn/1MmbOmJvXX8FQNVUQuhqpt9VEEl7RYfz0nH3SmpF1bZ4creKHriyOasDfwJDgkEDw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:54:56.806024Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9208232","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d21bef79d2a5ece125aca1e987cceb6aeab5edffcea655b7f0735a900c39aaec","sha256:b8731372878bd796c2389d53a38ded73df59aff9513290543046b13dad975258"],"state_sha256":"609b25d0f0520439861246f6384839e4760af5802e46c234b7120a1b306e3e3e"}