{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:NQF4JJ7UJ2B3CZG7DDSNDFDNSE","short_pith_number":"pith:NQF4JJ7U","canonical_record":{"source":{"id":"hep-ph/9905376","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-05-17T21:41:46Z","cross_cats_sorted":[],"title_canon_sha256":"2ad72b37dab9bebfe02548b58f822b241f56c920e5dc2b4b4c66de148629c3e3","abstract_canon_sha256":"7aa9b16d824d895b501eb2e918e0bd82676d2f83f5f78b48421935cf7957e6e8"},"schema_version":"1.0"},"canonical_sha256":"6c0bc4a7f44e83b164df18e4d1946d91029f3fcb21c0c58e84bf588f79c58c74","source":{"kind":"arxiv","id":"hep-ph/9905376","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9905376","created_at":"2026-05-18T02:36:27Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9905376v1","created_at":"2026-05-18T02:36:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9905376","created_at":"2026-05-18T02:36:27Z"},{"alias_kind":"pith_short_12","alias_value":"NQF4JJ7UJ2B3","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"NQF4JJ7UJ2B3CZG7","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"NQF4JJ7U","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:NQF4JJ7UJ2B3CZG7DDSNDFDNSE","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9905376","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-05-17T21:41:46Z","cross_cats_sorted":[],"title_canon_sha256":"2ad72b37dab9bebfe02548b58f822b241f56c920e5dc2b4b4c66de148629c3e3","abstract_canon_sha256":"7aa9b16d824d895b501eb2e918e0bd82676d2f83f5f78b48421935cf7957e6e8"},"schema_version":"1.0"},"canonical_sha256":"6c0bc4a7f44e83b164df18e4d1946d91029f3fcb21c0c58e84bf588f79c58c74","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:36:27.944438Z","signature_b64":"XzRPZpT7LzWFc5lO7aPtREiT4JCfnT8Gpuuh6EsuXjDe9d5mA1xD20X41PiItmZxa28eMjCftenfvfNG+1qLCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c0bc4a7f44e83b164df18e4d1946d91029f3fcb21c0c58e84bf588f79c58c74","last_reissued_at":"2026-05-18T02:36:27.943785Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:36:27.943785Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9905376","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":"2026-05-18T02:36:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hbiSjoDIcK+6ZVlFqJpvqs4izQqPKV/DytYbNv51czOHqj0/+JPL+vwIrNeQPuDN30wCRV4w77FfA/A6dphhBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T12:14:40.893091Z"},"content_sha256":"2b416101855b4dfe7ccab2d84ddaf835ee8358c92000dea9cbf4d0885c23a3e2","schema_version":"1.0","event_id":"sha256:2b416101855b4dfe7ccab2d84ddaf835ee8358c92000dea9cbf4d0885c23a3e2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:NQF4JJ7UJ2B3CZG7DDSNDFDNSE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evolution and models for skewed parton distributions","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A.V. Radyushkin, I. V. Musatov","submitted_at":"1999-05-17T21:41:46Z","abstract_excerpt":"We discuss the structure of the ``forward visible'' (FW) parts of double and skewed distributions related to usual distributions through reduction relations. We use factorized models for double distributions (DDs) f(x, alpha) in which one factor coincides with the usual (forward) parton distribution and another specifies the profile characterizing the spread of the longitudinal momentum transfer. The model DDs are used to construct skewed parton distributions (SPDs). For small skewedness, the FW parts of SPDs H(x, xi) can be obtained by averaging forward parton densities f(x- xi alpha) with th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9905376","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":"2026-05-18T02:36:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iejSvs2McRmtraho1BQMgabGCLwfl60H1mnmTZdw0l+x49CJLiLxJh/rgI3fjBeOURBz0+AG0SgYU4kr52h5Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T12:14:40.893447Z"},"content_sha256":"ba5a14ce06981e2deaf9999ba1e91ae7b455fe9df649cfedbe513564c528c7ac","schema_version":"1.0","event_id":"sha256:ba5a14ce06981e2deaf9999ba1e91ae7b455fe9df649cfedbe513564c528c7ac"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NQF4JJ7UJ2B3CZG7DDSNDFDNSE/bundle.json","state_url":"https://pith.science/pith/NQF4JJ7UJ2B3CZG7DDSNDFDNSE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NQF4JJ7UJ2B3CZG7DDSNDFDNSE/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":"2026-05-28T12:14:40Z","links":{"resolver":"https://pith.science/pith/NQF4JJ7UJ2B3CZG7DDSNDFDNSE","bundle":"https://pith.science/pith/NQF4JJ7UJ2B3CZG7DDSNDFDNSE/bundle.json","state":"https://pith.science/pith/NQF4JJ7UJ2B3CZG7DDSNDFDNSE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NQF4JJ7UJ2B3CZG7DDSNDFDNSE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:NQF4JJ7UJ2B3CZG7DDSNDFDNSE","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":"7aa9b16d824d895b501eb2e918e0bd82676d2f83f5f78b48421935cf7957e6e8","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-05-17T21:41:46Z","title_canon_sha256":"2ad72b37dab9bebfe02548b58f822b241f56c920e5dc2b4b4c66de148629c3e3"},"schema_version":"1.0","source":{"id":"hep-ph/9905376","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9905376","created_at":"2026-05-18T02:36:27Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9905376v1","created_at":"2026-05-18T02:36:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9905376","created_at":"2026-05-18T02:36:27Z"},{"alias_kind":"pith_short_12","alias_value":"NQF4JJ7UJ2B3","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"NQF4JJ7UJ2B3CZG7","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"NQF4JJ7U","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:ba5a14ce06981e2deaf9999ba1e91ae7b455fe9df649cfedbe513564c528c7ac","target":"graph","created_at":"2026-05-18T02:36:27Z","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 discuss the structure of the ``forward visible'' (FW) parts of double and skewed distributions related to usual distributions through reduction relations. We use factorized models for double distributions (DDs) f(x, alpha) in which one factor coincides with the usual (forward) parton distribution and another specifies the profile characterizing the spread of the longitudinal momentum transfer. The model DDs are used to construct skewed parton distributions (SPDs). For small skewedness, the FW parts of SPDs H(x, xi) can be obtained by averaging forward parton densities f(x- xi alpha) with th","authors_text":"A.V. Radyushkin, I. V. Musatov","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-05-17T21:41:46Z","title":"Evolution and models for skewed parton distributions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9905376","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":"sha256:2b416101855b4dfe7ccab2d84ddaf835ee8358c92000dea9cbf4d0885c23a3e2","target":"record","created_at":"2026-05-18T02:36:27Z","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":"7aa9b16d824d895b501eb2e918e0bd82676d2f83f5f78b48421935cf7957e6e8","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-05-17T21:41:46Z","title_canon_sha256":"2ad72b37dab9bebfe02548b58f822b241f56c920e5dc2b4b4c66de148629c3e3"},"schema_version":"1.0","source":{"id":"hep-ph/9905376","kind":"arxiv","version":1}},"canonical_sha256":"6c0bc4a7f44e83b164df18e4d1946d91029f3fcb21c0c58e84bf588f79c58c74","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c0bc4a7f44e83b164df18e4d1946d91029f3fcb21c0c58e84bf588f79c58c74","first_computed_at":"2026-05-18T02:36:27.943785Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:36:27.943785Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XzRPZpT7LzWFc5lO7aPtREiT4JCfnT8Gpuuh6EsuXjDe9d5mA1xD20X41PiItmZxa28eMjCftenfvfNG+1qLCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:36:27.944438Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9905376","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b416101855b4dfe7ccab2d84ddaf835ee8358c92000dea9cbf4d0885c23a3e2","sha256:ba5a14ce06981e2deaf9999ba1e91ae7b455fe9df649cfedbe513564c528c7ac"],"state_sha256":"4122645692a2dc6a64a8b9116fe45bfa72c23a34e6b07918bc9f5b7f0b1661ff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8qNqdUXhGVDbVjbwLPl2a/Or4Bzy2kunnFMxqCTXcdz1qW+JrExcizrMp/TGO185DlpPRFrO7nZ/B5YLIlMeCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T12:14:40.895433Z","bundle_sha256":"6a9b6993100f7b88c9640ea16079c1ac0e11d708507a3126bc19be7720f2c5af"}}