{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:LFZAY5OZRMBSF5S7KPW7ELZGBE","short_pith_number":"pith:LFZAY5OZ","canonical_record":{"source":{"id":"2410.03966","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-10-04T23:15:40Z","cross_cats_sorted":["hep-ex","hep-lat","nucl-ex","nucl-th"],"title_canon_sha256":"0e1bef9b1d744445341263585704937ad979ce3b04e5bbcb0c8e27ecc65e44c7","abstract_canon_sha256":"f15d763b4e24838cf08e5977a5f9b40eff453f8574141cae64146aae68ebda8f"},"schema_version":"1.0"},"canonical_sha256":"59720c75d98b0322f65f53edf22f2609029d3a8b5bb84a20d6726c4404788c79","source":{"kind":"arxiv","id":"2410.03966","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.03966","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"arxiv_version","alias_value":"2410.03966v2","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.03966","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"pith_short_12","alias_value":"LFZAY5OZRMBS","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"pith_short_16","alias_value":"LFZAY5OZRMBSF5S7","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"pith_short_8","alias_value":"LFZAY5OZ","created_at":"2026-07-05T09:33:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:LFZAY5OZRMBSF5S7KPW7ELZGBE","target":"record","payload":{"canonical_record":{"source":{"id":"2410.03966","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-10-04T23:15:40Z","cross_cats_sorted":["hep-ex","hep-lat","nucl-ex","nucl-th"],"title_canon_sha256":"0e1bef9b1d744445341263585704937ad979ce3b04e5bbcb0c8e27ecc65e44c7","abstract_canon_sha256":"f15d763b4e24838cf08e5977a5f9b40eff453f8574141cae64146aae68ebda8f"},"schema_version":"1.0"},"canonical_sha256":"59720c75d98b0322f65f53edf22f2609029d3a8b5bb84a20d6726c4404788c79","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:33:38.351376Z","signature_b64":"RFciijw5tUgcJsbTb7refSxfTbWhepGJOBldw+Y7SBEupmITrmU4ftLq1oKcltULK+rZZk1wToxhqugnj/0kCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"59720c75d98b0322f65f53edf22f2609029d3a8b5bb84a20d6726c4404788c79","last_reissued_at":"2026-07-05T09:33:38.350911Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:33:38.350911Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.03966","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":"2026-07-05T09:33:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hQINtXCTrl0HfEc+SUqHaKbPpmaPRAIYNwgCaT45kriDgn93oBXaHskcqkyrMt8AI11yfqjlwS+j2oSUlUN9Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T18:14:41.367480Z"},"content_sha256":"1b121cad69b19c2a5d58432d3f6db7440b778ea42989f94c6e6ca1a59428a5ae","schema_version":"1.0","event_id":"sha256:1b121cad69b19c2a5d58432d3f6db7440b778ea42989f94c6e6ca1a59428a5ae"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:LFZAY5OZRMBSF5S7KPW7ELZGBE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Impressions of Parton Distribution Functions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-lat","nucl-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Craig D. Roberts, Yang Yu","submitted_at":"2024-10-04T23:15:40Z","abstract_excerpt":"Parton distribution functions (DFs) have long been recognised as key measures of hadron structure. Today, theoretical prediction of such DFs is becoming possible using diverse methods for continuum and lattice analyses of strong interaction (QCD) matrix elements. Recent developments include a demonstration that continuum and lattice analyses yield mutually consistent results for all pion DFs, with behaviour on the far valence domain of light-front momentum fraction that matches QCD expectations. Theory is also delivering an understanding of the distributions of proton mass and spin amongst its"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.03966","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/2410.03966/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":"2026-07-05T09:33:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6UAhjJqrHG4CjTauHEUWK5iv+bo1sAcoNy1tfk3vFcYxE6dKPhVOrWyXJMF45vjd84k03a22j6rwa01L8FBICQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T18:14:41.368688Z"},"content_sha256":"cbd44fa97c75d717fa2cb8d6405dad30a1d7f29096395eb29d99047c8ae401ec","schema_version":"1.0","event_id":"sha256:cbd44fa97c75d717fa2cb8d6405dad30a1d7f29096395eb29d99047c8ae401ec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LFZAY5OZRMBSF5S7KPW7ELZGBE/bundle.json","state_url":"https://pith.science/pith/LFZAY5OZRMBSF5S7KPW7ELZGBE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LFZAY5OZRMBSF5S7KPW7ELZGBE/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":"2026-08-17T18:14:41Z","links":{"resolver":"https://pith.science/pith/LFZAY5OZRMBSF5S7KPW7ELZGBE","bundle":"https://pith.science/pith/LFZAY5OZRMBSF5S7KPW7ELZGBE/bundle.json","state":"https://pith.science/pith/LFZAY5OZRMBSF5S7KPW7ELZGBE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LFZAY5OZRMBSF5S7KPW7ELZGBE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:LFZAY5OZRMBSF5S7KPW7ELZGBE","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":"f15d763b4e24838cf08e5977a5f9b40eff453f8574141cae64146aae68ebda8f","cross_cats_sorted":["hep-ex","hep-lat","nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-10-04T23:15:40Z","title_canon_sha256":"0e1bef9b1d744445341263585704937ad979ce3b04e5bbcb0c8e27ecc65e44c7"},"schema_version":"1.0","source":{"id":"2410.03966","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.03966","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"arxiv_version","alias_value":"2410.03966v2","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.03966","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"pith_short_12","alias_value":"LFZAY5OZRMBS","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"pith_short_16","alias_value":"LFZAY5OZRMBSF5S7","created_at":"2026-07-05T09:33:38Z"},{"alias_kind":"pith_short_8","alias_value":"LFZAY5OZ","created_at":"2026-07-05T09:33:38Z"}],"graph_snapshots":[{"event_id":"sha256:cbd44fa97c75d717fa2cb8d6405dad30a1d7f29096395eb29d99047c8ae401ec","target":"graph","created_at":"2026-07-05T09:33:38Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2410.03966/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Parton distribution functions (DFs) have long been recognised as key measures of hadron structure. Today, theoretical prediction of such DFs is becoming possible using diverse methods for continuum and lattice analyses of strong interaction (QCD) matrix elements. Recent developments include a demonstration that continuum and lattice analyses yield mutually consistent results for all pion DFs, with behaviour on the far valence domain of light-front momentum fraction that matches QCD expectations. Theory is also delivering an understanding of the distributions of proton mass and spin amongst its","authors_text":"Craig D. Roberts, Yang Yu","cross_cats":["hep-ex","hep-lat","nucl-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-10-04T23:15:40Z","title":"Impressions of Parton Distribution Functions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.03966","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":"sha256:1b121cad69b19c2a5d58432d3f6db7440b778ea42989f94c6e6ca1a59428a5ae","target":"record","created_at":"2026-07-05T09:33:38Z","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":"f15d763b4e24838cf08e5977a5f9b40eff453f8574141cae64146aae68ebda8f","cross_cats_sorted":["hep-ex","hep-lat","nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-10-04T23:15:40Z","title_canon_sha256":"0e1bef9b1d744445341263585704937ad979ce3b04e5bbcb0c8e27ecc65e44c7"},"schema_version":"1.0","source":{"id":"2410.03966","kind":"arxiv","version":2}},"canonical_sha256":"59720c75d98b0322f65f53edf22f2609029d3a8b5bb84a20d6726c4404788c79","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"59720c75d98b0322f65f53edf22f2609029d3a8b5bb84a20d6726c4404788c79","first_computed_at":"2026-07-05T09:33:38.350911Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:33:38.350911Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RFciijw5tUgcJsbTb7refSxfTbWhepGJOBldw+Y7SBEupmITrmU4ftLq1oKcltULK+rZZk1wToxhqugnj/0kCA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:33:38.351376Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.03966","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b121cad69b19c2a5d58432d3f6db7440b778ea42989f94c6e6ca1a59428a5ae","sha256:cbd44fa97c75d717fa2cb8d6405dad30a1d7f29096395eb29d99047c8ae401ec"],"state_sha256":"78b64779df9dd5edc73901e2fa5a3a66d2fab689d90df65d82af30ed3343b651"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xgERM/E7jHEaD7/w73IGoBnad5eJN2xyv3tTsTrZoN/AREE8EmjWs+GDWGljhjoAb+4JJW1eHXha4EjfNX/XCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T18:14:41.378158Z","bundle_sha256":"a2e953b2176f03edb417406191dcfe6bf5db32615527604f7ef51c9ad485e926"}}