{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:PLHSEH5HHX72RJ6SPOMLHBFUOF","short_pith_number":"pith:PLHSEH5H","canonical_record":{"source":{"id":"hep-ph/0201230","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2002-01-24T00:24:42Z","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th"],"title_canon_sha256":"10e18b115ec33644e118d3251ef7adde44b8e5aabbac9f54b048fbd7a0f6c54f","abstract_canon_sha256":"de43a435ecbd65c217915bde3550f78babe27820d8f96c792c62775dcb70bbad"},"schema_version":"1.0"},"canonical_sha256":"7acf221fa73dffa8a7d27b98b384b47143f2f668c798b54eed13dddadc878ebd","source":{"kind":"arxiv","id":"hep-ph/0201230","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0201230","created_at":"2026-05-18T02:36:38Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0201230v1","created_at":"2026-05-18T02:36:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0201230","created_at":"2026-05-18T02:36:38Z"},{"alias_kind":"pith_short_12","alias_value":"PLHSEH5HHX72","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"PLHSEH5HHX72RJ6S","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"PLHSEH5H","created_at":"2026-05-18T12:25:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:PLHSEH5HHX72RJ6SPOMLHBFUOF","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0201230","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2002-01-24T00:24:42Z","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th"],"title_canon_sha256":"10e18b115ec33644e118d3251ef7adde44b8e5aabbac9f54b048fbd7a0f6c54f","abstract_canon_sha256":"de43a435ecbd65c217915bde3550f78babe27820d8f96c792c62775dcb70bbad"},"schema_version":"1.0"},"canonical_sha256":"7acf221fa73dffa8a7d27b98b384b47143f2f668c798b54eed13dddadc878ebd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:36:38.643616Z","signature_b64":"+wXEiZCyp+hQCg7pRlNZcaVL5U8th5QC3kR7bWk6g4/zv+xZoAPy03xfK0ACHOMACPXuBml0lvVIERI9Bz2PAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7acf221fa73dffa8a7d27b98b384b47143f2f668c798b54eed13dddadc878ebd","last_reissued_at":"2026-05-18T02:36:38.642897Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:36:38.642897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0201230","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":"2026-05-18T02:36:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ReDsKvQ/MJepOfmjw6DLnZNtXznBQP3qRS/lWPJ26yeMPyljogN37oZmMWd+g82bkko0VlJ+z2ghl+WU1EMZDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T21:31:11.373119Z"},"content_sha256":"36227f65a9dc49f32b2d9b9e51e6aeb5272150f0c8f9a7815b03c825be0d06a4","schema_version":"1.0","event_id":"sha256:36227f65a9dc49f32b2d9b9e51e6aeb5272150f0c8f9a7815b03c825be0d06a4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:PLHSEH5HHX72RJ6SPOMLHBFUOF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nuclear shadowing in deep inelastic scattering on nuclei: leading twist versus eikonal approaches","license":"","headline":"","cross_cats":["hep-ex","nucl-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"L. Frankfurt (Tel Aviv U.), M. McDermott (Liverpool U.), M. Strikman (Penn State U.), V. Guzey (Adelaide U.)","submitted_at":"2002-01-24T00:24:42Z","abstract_excerpt":"We use several diverse parameterizations of diffractive parton distributions, extracted in leading twist QCD analyses of the HERA diffractive deep inelastic scattering (DIS) data, to make predictions for leading twist nuclear shadowing of nuclear quark and gluon distributions in DIS on nuclei. We find that the HERA diffractive data are sufficiently precise to allow us to predict large nuclear shadowing for gluons and quarks, unambiguously. We performed detailed studies of nuclear shadowing for up and charm sea quarks and gluons within several scenarios of shadowing and diffractive slopes, as w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0201230","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":"2026-05-18T02:36:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"meqvjCElGgq+RkPjui8FgCzTtOq0wRcDEnTLZT1V1/jF2nxH21ERGaAHCvjJJgbhBq2DBn0x3iyHDGBgqFGjCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T21:31:11.373768Z"},"content_sha256":"dc03b903a9bc674ccd1a696e0d97d6e61454e6b183af8042917c8674b7ff9fb5","schema_version":"1.0","event_id":"sha256:dc03b903a9bc674ccd1a696e0d97d6e61454e6b183af8042917c8674b7ff9fb5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PLHSEH5HHX72RJ6SPOMLHBFUOF/bundle.json","state_url":"https://pith.science/pith/PLHSEH5HHX72RJ6SPOMLHBFUOF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PLHSEH5HHX72RJ6SPOMLHBFUOF/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":"2026-06-07T21:31:11Z","links":{"resolver":"https://pith.science/pith/PLHSEH5HHX72RJ6SPOMLHBFUOF","bundle":"https://pith.science/pith/PLHSEH5HHX72RJ6SPOMLHBFUOF/bundle.json","state":"https://pith.science/pith/PLHSEH5HHX72RJ6SPOMLHBFUOF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PLHSEH5HHX72RJ6SPOMLHBFUOF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:PLHSEH5HHX72RJ6SPOMLHBFUOF","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":"de43a435ecbd65c217915bde3550f78babe27820d8f96c792c62775dcb70bbad","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2002-01-24T00:24:42Z","title_canon_sha256":"10e18b115ec33644e118d3251ef7adde44b8e5aabbac9f54b048fbd7a0f6c54f"},"schema_version":"1.0","source":{"id":"hep-ph/0201230","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0201230","created_at":"2026-05-18T02:36:38Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0201230v1","created_at":"2026-05-18T02:36:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0201230","created_at":"2026-05-18T02:36:38Z"},{"alias_kind":"pith_short_12","alias_value":"PLHSEH5HHX72","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"PLHSEH5HHX72RJ6S","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"PLHSEH5H","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:dc03b903a9bc674ccd1a696e0d97d6e61454e6b183af8042917c8674b7ff9fb5","target":"graph","created_at":"2026-05-18T02:36:38Z","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 use several diverse parameterizations of diffractive parton distributions, extracted in leading twist QCD analyses of the HERA diffractive deep inelastic scattering (DIS) data, to make predictions for leading twist nuclear shadowing of nuclear quark and gluon distributions in DIS on nuclei. We find that the HERA diffractive data are sufficiently precise to allow us to predict large nuclear shadowing for gluons and quarks, unambiguously. We performed detailed studies of nuclear shadowing for up and charm sea quarks and gluons within several scenarios of shadowing and diffractive slopes, as w","authors_text":"L. Frankfurt (Tel Aviv U.), M. McDermott (Liverpool U.), M. Strikman (Penn State U.), V. Guzey (Adelaide U.)","cross_cats":["hep-ex","nucl-ex","nucl-th"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2002-01-24T00:24:42Z","title":"Nuclear shadowing in deep inelastic scattering on nuclei: leading twist versus eikonal approaches"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0201230","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":"sha256:36227f65a9dc49f32b2d9b9e51e6aeb5272150f0c8f9a7815b03c825be0d06a4","target":"record","created_at":"2026-05-18T02:36:38Z","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":"de43a435ecbd65c217915bde3550f78babe27820d8f96c792c62775dcb70bbad","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2002-01-24T00:24:42Z","title_canon_sha256":"10e18b115ec33644e118d3251ef7adde44b8e5aabbac9f54b048fbd7a0f6c54f"},"schema_version":"1.0","source":{"id":"hep-ph/0201230","kind":"arxiv","version":1}},"canonical_sha256":"7acf221fa73dffa8a7d27b98b384b47143f2f668c798b54eed13dddadc878ebd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7acf221fa73dffa8a7d27b98b384b47143f2f668c798b54eed13dddadc878ebd","first_computed_at":"2026-05-18T02:36:38.642897Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:36:38.642897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+wXEiZCyp+hQCg7pRlNZcaVL5U8th5QC3kR7bWk6g4/zv+xZoAPy03xfK0ACHOMACPXuBml0lvVIERI9Bz2PAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:36:38.643616Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0201230","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:36227f65a9dc49f32b2d9b9e51e6aeb5272150f0c8f9a7815b03c825be0d06a4","sha256:dc03b903a9bc674ccd1a696e0d97d6e61454e6b183af8042917c8674b7ff9fb5"],"state_sha256":"60fe526e2863e36ddac65320174c03e8c5c3ea3e03f5d293ba07bb53940ea3ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ySlqy7MoxTq2+K9Rj2hIAoxYfLrh9hxwCSid4SzPuFJIe1xja15WNz7hvWiGDs+twr1hqzeQQrdERgdi35TyBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T21:31:11.377229Z","bundle_sha256":"6c816bc682a4a6ae3d207aa3e76c897a575026ddf13fe0b28e8ddb3c979fd47c"}}