{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:3YMSCFEVGIABUGFVH7VZ7LRKEI","short_pith_number":"pith:3YMSCFEV","canonical_record":{"source":{"id":"hep-ph/9911433","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T10:10:59Z","cross_cats_sorted":[],"title_canon_sha256":"f9019171b3dd89532ed911766c20a500668ad3dfc4a84cbac667e26d0d6ed625","abstract_canon_sha256":"28f4affcd9220c404e0024a3d2c4f33f6359e003e5e1d8fe2ab9969e3aa15b00"},"schema_version":"1.0"},"canonical_sha256":"de1921149532001a18b53feb9fae2a22333db798addadf8073f5535f0cf4890d","source":{"kind":"arxiv","id":"hep-ph/9911433","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9911433","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9911433v2","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9911433","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"pith_short_12","alias_value":"3YMSCFEVGIAB","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"pith_short_16","alias_value":"3YMSCFEVGIABUGFV","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"pith_short_8","alias_value":"3YMSCFEV","created_at":"2026-07-04T16:14:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:3YMSCFEVGIABUGFVH7VZ7LRKEI","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9911433","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T10:10:59Z","cross_cats_sorted":[],"title_canon_sha256":"f9019171b3dd89532ed911766c20a500668ad3dfc4a84cbac667e26d0d6ed625","abstract_canon_sha256":"28f4affcd9220c404e0024a3d2c4f33f6359e003e5e1d8fe2ab9969e3aa15b00"},"schema_version":"1.0"},"canonical_sha256":"de1921149532001a18b53feb9fae2a22333db798addadf8073f5535f0cf4890d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:14:34.228712Z","signature_b64":"OvAvC1wWj7LxWrun76mLgbQoxDV9cyqTckzfe5JaMMTWyCuPpKK5VCDul/HMuGEZUtSyeJX8z5Lt3r6HmLtdDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"de1921149532001a18b53feb9fae2a22333db798addadf8073f5535f0cf4890d","last_reissued_at":"2026-07-04T16:14:34.228375Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:14:34.228375Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9911433","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:14:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yhjl7VwqOgBetg4LHqxdLJrlimPDvHT5fN19G/1t6gmxAsZtKFLShnhQi6JE0eRX4HzNWTWQU5++4rh1gPxOBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T00:41:01.155471Z"},"content_sha256":"9bb8fcec964233c5b5cdc995dc8eda765f0000dc840b5e0f370cdd8a52b9604b","schema_version":"1.0","event_id":"sha256:9bb8fcec964233c5b5cdc995dc8eda765f0000dc840b5e0f370cdd8a52b9604b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:3YMSCFEVGIABUGFVH7VZ7LRKEI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The color dipole BFKL-Regge expansion: from DIS on protons to pions to rise of hadronic cross sections","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"J.Speth, N.N.Nikolaev, V.R.Zoller","submitted_at":"1999-11-22T10:10:59Z","abstract_excerpt":"As noticed by Fadin, Kuraev and Lipatov in 1975 incorporation of asymptotic freedom into the BFKL equation splits the QCD pomeron into a series of isolated poles in complex angular momentum plane. Following our earlier work on the proton structure function we explore the phenomenological consequences of the emerging BFKL-Regge factorized expansion for the small-$x$ structure function of the pion $F_{2\\pi}(x,Q^2)$. We calculate $F_{2\\pi}$ in a small-$x$ region and find good agreement with the recent H1 determination of $F_{2\\pi}(x,Q^2)$. We also present the BFKL-Regge factorization based evalua"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9911433","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ph/9911433/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T16:14:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nG02DFirIvMZ7gaoaIIL3N/+y4fAo5QRFLXSG6UKBIDQbnWDD3BsBn4cFjTkxTnaIJb3lN494Ti6dYfwXfqjCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T00:41:01.158110Z"},"content_sha256":"95a19e23d9bf0c30ac7c6d6c5fb30fb0746ae2b8c20b31e66a655dbb9f42e98c","schema_version":"1.0","event_id":"sha256:95a19e23d9bf0c30ac7c6d6c5fb30fb0746ae2b8c20b31e66a655dbb9f42e98c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3YMSCFEVGIABUGFVH7VZ7LRKEI/bundle.json","state_url":"https://pith.science/pith/3YMSCFEVGIABUGFVH7VZ7LRKEI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3YMSCFEVGIABUGFVH7VZ7LRKEI/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":"2026-08-08T00:41:01Z","links":{"resolver":"https://pith.science/pith/3YMSCFEVGIABUGFVH7VZ7LRKEI","bundle":"https://pith.science/pith/3YMSCFEVGIABUGFVH7VZ7LRKEI/bundle.json","state":"https://pith.science/pith/3YMSCFEVGIABUGFVH7VZ7LRKEI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3YMSCFEVGIABUGFVH7VZ7LRKEI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:3YMSCFEVGIABUGFVH7VZ7LRKEI","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":"28f4affcd9220c404e0024a3d2c4f33f6359e003e5e1d8fe2ab9969e3aa15b00","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T10:10:59Z","title_canon_sha256":"f9019171b3dd89532ed911766c20a500668ad3dfc4a84cbac667e26d0d6ed625"},"schema_version":"1.0","source":{"id":"hep-ph/9911433","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9911433","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9911433v2","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9911433","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"pith_short_12","alias_value":"3YMSCFEVGIAB","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"pith_short_16","alias_value":"3YMSCFEVGIABUGFV","created_at":"2026-07-04T16:14:34Z"},{"alias_kind":"pith_short_8","alias_value":"3YMSCFEV","created_at":"2026-07-04T16:14:34Z"}],"graph_snapshots":[{"event_id":"sha256:95a19e23d9bf0c30ac7c6d6c5fb30fb0746ae2b8c20b31e66a655dbb9f42e98c","target":"graph","created_at":"2026-07-04T16:14:34Z","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/9911433/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"As noticed by Fadin, Kuraev and Lipatov in 1975 incorporation of asymptotic freedom into the BFKL equation splits the QCD pomeron into a series of isolated poles in complex angular momentum plane. Following our earlier work on the proton structure function we explore the phenomenological consequences of the emerging BFKL-Regge factorized expansion for the small-$x$ structure function of the pion $F_{2\\pi}(x,Q^2)$. We calculate $F_{2\\pi}$ in a small-$x$ region and find good agreement with the recent H1 determination of $F_{2\\pi}(x,Q^2)$. We also present the BFKL-Regge factorization based evalua","authors_text":"J.Speth, N.N.Nikolaev, V.R.Zoller","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T10:10:59Z","title":"The color dipole BFKL-Regge expansion: from DIS on protons to pions to rise of hadronic cross sections"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9911433","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":"sha256:9bb8fcec964233c5b5cdc995dc8eda765f0000dc840b5e0f370cdd8a52b9604b","target":"record","created_at":"2026-07-04T16:14:34Z","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":"28f4affcd9220c404e0024a3d2c4f33f6359e003e5e1d8fe2ab9969e3aa15b00","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-11-22T10:10:59Z","title_canon_sha256":"f9019171b3dd89532ed911766c20a500668ad3dfc4a84cbac667e26d0d6ed625"},"schema_version":"1.0","source":{"id":"hep-ph/9911433","kind":"arxiv","version":2}},"canonical_sha256":"de1921149532001a18b53feb9fae2a22333db798addadf8073f5535f0cf4890d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"de1921149532001a18b53feb9fae2a22333db798addadf8073f5535f0cf4890d","first_computed_at":"2026-07-04T16:14:34.228375Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:14:34.228375Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OvAvC1wWj7LxWrun76mLgbQoxDV9cyqTckzfe5JaMMTWyCuPpKK5VCDul/HMuGEZUtSyeJX8z5Lt3r6HmLtdDw==","signature_status":"signed_v1","signed_at":"2026-07-04T16:14:34.228712Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9911433","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9bb8fcec964233c5b5cdc995dc8eda765f0000dc840b5e0f370cdd8a52b9604b","sha256:95a19e23d9bf0c30ac7c6d6c5fb30fb0746ae2b8c20b31e66a655dbb9f42e98c"],"state_sha256":"7d8fd4c5bcfab43a2ecbe98d1e2057c05418ce3383ecedcb081f13bd3a0fa602"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BuhorlcXTaFAQAuBWPSHhVrDibGLS4wekH0xs5Y/Wqep6+yG7MfZNJv4lXmqvmg/CyLQ3ExOxF/VHRa3lUdoAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T00:41:01.170265Z","bundle_sha256":"63e02770367f94fd80932d41e904d78de66783fbc7d574981cbe0020e7dc0aad"}}