{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:QAKBX7EVFOJOWOSD7PEBKQMSP2","short_pith_number":"pith:QAKBX7EV","canonical_record":{"source":{"id":"hep-ph/9910252","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-10-06T16:10:32Z","cross_cats_sorted":[],"title_canon_sha256":"6168d7fe3fbd8f6e51bf83080b653e867748cd739366b2c98bdc9c3b8a523a59","abstract_canon_sha256":"720a54e5e3daf10dfd982415555f271afbd67efd804880dbf5a71e65d125c2ad"},"schema_version":"1.0"},"canonical_sha256":"80141bfc952b92eb3a43fbc81541927eb13acba69444d761a03c63a7c01f7436","source":{"kind":"arxiv","id":"hep-ph/9910252","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9910252","created_at":"2026-05-18T01:38:55Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9910252v1","created_at":"2026-05-18T01:38:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9910252","created_at":"2026-05-18T01:38:55Z"},{"alias_kind":"pith_short_12","alias_value":"QAKBX7EVFOJO","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"QAKBX7EVFOJOWOSD","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"QAKBX7EV","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:QAKBX7EVFOJOWOSD7PEBKQMSP2","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9910252","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-10-06T16:10:32Z","cross_cats_sorted":[],"title_canon_sha256":"6168d7fe3fbd8f6e51bf83080b653e867748cd739366b2c98bdc9c3b8a523a59","abstract_canon_sha256":"720a54e5e3daf10dfd982415555f271afbd67efd804880dbf5a71e65d125c2ad"},"schema_version":"1.0"},"canonical_sha256":"80141bfc952b92eb3a43fbc81541927eb13acba69444d761a03c63a7c01f7436","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:38:55.723689Z","signature_b64":"fvJWl8iNKzEDovisIn2vzbgCHjEadqOeXErgxIUiKZIN2APgWdCDQ5qCada4zVBpf+aqsIckjCmQ1y61uwkLBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80141bfc952b92eb3a43fbc81541927eb13acba69444d761a03c63a7c01f7436","last_reissued_at":"2026-05-18T01:38:55.723009Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:38:55.723009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9910252","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:38:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JxkvFia6DY8jJvpz8BYT5OaHM8wdA+8j7zRDLjsLX/fyyVTywlHAocRhotlh5zWRB5MPSk9brnQ9UpdJX9icBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T18:37:02.393766Z"},"content_sha256":"3d8bdf4adf9d91c21c4065510a1052b41174095795f83eca3fb434647b805c70","schema_version":"1.0","event_id":"sha256:3d8bdf4adf9d91c21c4065510a1052b41174095795f83eca3fb434647b805c70"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:QAKBX7EVFOJOWOSD7PEBKQMSP2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Large-p_T Inclusive pi^0 Cross Sections and Next-to-Leading-Order QCD Predictions","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"B. A. Kniehl, J.-Ph. Guillet, M. Fontannaz, M. Werlen, P. Aurenche","submitted_at":"1999-10-06T16:10:32Z","abstract_excerpt":"We review the phenomenology of pi^0 production at large transverse momentum in proton-induced collisions. Uncertainties in the next-to-leading-order predictions of Quantum Chromodynamics are discussed. The comparison with data reveals that the disagreement between theory and experiment lies essentially in an overall normalization factor. The situation for pi^0 production is contrasted with that of prompt-photon production in hadronic collisions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9910252","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:38:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eZPxnejswBFjnMlmecHge0rBh8CA0G9hkrMf3x9K13VpqxWHsuE+Lz1J4fqUJr6rnUh+zRn6k4dTxK8tf3QkBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T18:37:02.394114Z"},"content_sha256":"c32f93c75cd45c9657253e00044f423a134c9cbd6e2ca7bfd5ac87522120f6ab","schema_version":"1.0","event_id":"sha256:c32f93c75cd45c9657253e00044f423a134c9cbd6e2ca7bfd5ac87522120f6ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QAKBX7EVFOJOWOSD7PEBKQMSP2/bundle.json","state_url":"https://pith.science/pith/QAKBX7EVFOJOWOSD7PEBKQMSP2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QAKBX7EVFOJOWOSD7PEBKQMSP2/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-19T18:37:02Z","links":{"resolver":"https://pith.science/pith/QAKBX7EVFOJOWOSD7PEBKQMSP2","bundle":"https://pith.science/pith/QAKBX7EVFOJOWOSD7PEBKQMSP2/bundle.json","state":"https://pith.science/pith/QAKBX7EVFOJOWOSD7PEBKQMSP2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QAKBX7EVFOJOWOSD7PEBKQMSP2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:QAKBX7EVFOJOWOSD7PEBKQMSP2","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":"720a54e5e3daf10dfd982415555f271afbd67efd804880dbf5a71e65d125c2ad","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-10-06T16:10:32Z","title_canon_sha256":"6168d7fe3fbd8f6e51bf83080b653e867748cd739366b2c98bdc9c3b8a523a59"},"schema_version":"1.0","source":{"id":"hep-ph/9910252","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9910252","created_at":"2026-05-18T01:38:55Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9910252v1","created_at":"2026-05-18T01:38:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9910252","created_at":"2026-05-18T01:38:55Z"},{"alias_kind":"pith_short_12","alias_value":"QAKBX7EVFOJO","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"QAKBX7EVFOJOWOSD","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"QAKBX7EV","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:c32f93c75cd45c9657253e00044f423a134c9cbd6e2ca7bfd5ac87522120f6ab","target":"graph","created_at":"2026-05-18T01:38:55Z","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 review the phenomenology of pi^0 production at large transverse momentum in proton-induced collisions. Uncertainties in the next-to-leading-order predictions of Quantum Chromodynamics are discussed. The comparison with data reveals that the disagreement between theory and experiment lies essentially in an overall normalization factor. The situation for pi^0 production is contrasted with that of prompt-photon production in hadronic collisions.","authors_text":"B. A. Kniehl, J.-Ph. Guillet, M. Fontannaz, M. Werlen, P. Aurenche","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-10-06T16:10:32Z","title":"Large-p_T Inclusive pi^0 Cross Sections and Next-to-Leading-Order QCD Predictions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9910252","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":"sha256:3d8bdf4adf9d91c21c4065510a1052b41174095795f83eca3fb434647b805c70","target":"record","created_at":"2026-05-18T01:38:55Z","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":"720a54e5e3daf10dfd982415555f271afbd67efd804880dbf5a71e65d125c2ad","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-10-06T16:10:32Z","title_canon_sha256":"6168d7fe3fbd8f6e51bf83080b653e867748cd739366b2c98bdc9c3b8a523a59"},"schema_version":"1.0","source":{"id":"hep-ph/9910252","kind":"arxiv","version":1}},"canonical_sha256":"80141bfc952b92eb3a43fbc81541927eb13acba69444d761a03c63a7c01f7436","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80141bfc952b92eb3a43fbc81541927eb13acba69444d761a03c63a7c01f7436","first_computed_at":"2026-05-18T01:38:55.723009Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:38:55.723009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fvJWl8iNKzEDovisIn2vzbgCHjEadqOeXErgxIUiKZIN2APgWdCDQ5qCada4zVBpf+aqsIckjCmQ1y61uwkLBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:38:55.723689Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9910252","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3d8bdf4adf9d91c21c4065510a1052b41174095795f83eca3fb434647b805c70","sha256:c32f93c75cd45c9657253e00044f423a134c9cbd6e2ca7bfd5ac87522120f6ab"],"state_sha256":"08513a832a7c13e31544d3dcf1987d7b08198d6d9d7b0b89cdc686a961d1afd4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7RguXEGS9CpiL6E6LSf8E0a6rRh26hOmx4jVKVg8sFr4sxu5iqcqm/N++m9TojveUhRLRRTuVlHs6bFS4YR6Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T18:37:02.396108Z","bundle_sha256":"8233a37717909fb50527dc81941e61f15865db49de65b36db1ca1928bc52d242"}}