{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:ZWCHZMYD5C6YK36XZAPZLJBN45","short_pith_number":"pith:ZWCHZMYD","canonical_record":{"source":{"id":"2405.07712","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2024-05-13T12:57:03Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"00a92a36249db03501deecf7d6ac7e52e02269a7a15a2df7639098293c04e328","abstract_canon_sha256":"5c455384fa2c5e0f5fee56c20c17cb6ab46165903c6f93657a76cb94283eaa86"},"schema_version":"1.0"},"canonical_sha256":"cd847cb303e8bd856fd7c81f95a42de7612d59a11333a2bf796db66bc698e2c6","source":{"kind":"arxiv","id":"2405.07712","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.07712","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"arxiv_version","alias_value":"2405.07712v2","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.07712","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"pith_short_12","alias_value":"ZWCHZMYD5C6Y","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"pith_short_16","alias_value":"ZWCHZMYD5C6YK36X","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"pith_short_8","alias_value":"ZWCHZMYD","created_at":"2026-07-05T09:18:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:ZWCHZMYD5C6YK36XZAPZLJBN45","target":"record","payload":{"canonical_record":{"source":{"id":"2405.07712","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2024-05-13T12:57:03Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"00a92a36249db03501deecf7d6ac7e52e02269a7a15a2df7639098293c04e328","abstract_canon_sha256":"5c455384fa2c5e0f5fee56c20c17cb6ab46165903c6f93657a76cb94283eaa86"},"schema_version":"1.0"},"canonical_sha256":"cd847cb303e8bd856fd7c81f95a42de7612d59a11333a2bf796db66bc698e2c6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:18:25.538871Z","signature_b64":"DPVJNYKrvKniBTf+wxQTNFdNKIvweb4UJKmFq77fn5rI5074BuTeUA0HoIhap7zVZnD5+m/uMFs4Tr2FMiRnCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd847cb303e8bd856fd7c81f95a42de7612d59a11333a2bf796db66bc698e2c6","last_reissued_at":"2026-07-05T09:18:25.538385Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:18:25.538385Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.07712","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":"2026-07-05T09:18:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"butTn5y+RlUafRfJtdj+teg6ICpi8nXetQCHtX+84VlYfcGl5cW6dT5Lz39YstiP5/TateOAXv4OcFwHtHVOAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:53:23.459555Z"},"content_sha256":"7f3a534e4cc115034c618a2f5411a960c34ce8de4f72b8e41df498114101f684","schema_version":"1.0","event_id":"sha256:7f3a534e4cc115034c618a2f5411a960c34ce8de4f72b8e41df498114101f684"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:ZWCHZMYD5C6YK36XZAPZLJBN45","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Valence Quark PDFs of the Proton from Two-Current Correlations in Lattice QCD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"Andreas Sch\\\"afer, Christian Zimmermann","submitted_at":"2024-05-13T12:57:03Z","abstract_excerpt":"Following previous works on that topic, we consider Euclidean hadronic matrix elements in position space of two spatially separated local currents on the lattice, in order to extract the $x$ dependence of parton distribution functions (PDFs). The corresponding approach is often referred to by the term lattice cross section. In this work we will consider valence quark PDFs of an unpolarized proton. We adapt the previously established formalism to our choice of operators. The calculation of the two-current matrix elements requires the evaluation of four-point functions. The corresponding calcula"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.07712","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/2405.07712/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":"2026-07-05T09:18:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bzy6oV2X9/1C6qANzOxvjp7t0XEjwq1Re5Ta9yK3ImJ8SdRThU0b4ccuVAnRlvzDBWCn9Z8xQR04YZEseRYCDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:53:23.460059Z"},"content_sha256":"7d092aa5f5abbbdfc7de40dffc8e4f3b62caf59be2e17ce818bd6b53b410033d","schema_version":"1.0","event_id":"sha256:7d092aa5f5abbbdfc7de40dffc8e4f3b62caf59be2e17ce818bd6b53b410033d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZWCHZMYD5C6YK36XZAPZLJBN45/bundle.json","state_url":"https://pith.science/pith/ZWCHZMYD5C6YK36XZAPZLJBN45/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZWCHZMYD5C6YK36XZAPZLJBN45/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":"2026-08-03T18:53:23Z","links":{"resolver":"https://pith.science/pith/ZWCHZMYD5C6YK36XZAPZLJBN45","bundle":"https://pith.science/pith/ZWCHZMYD5C6YK36XZAPZLJBN45/bundle.json","state":"https://pith.science/pith/ZWCHZMYD5C6YK36XZAPZLJBN45/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZWCHZMYD5C6YK36XZAPZLJBN45/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:ZWCHZMYD5C6YK36XZAPZLJBN45","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":"5c455384fa2c5e0f5fee56c20c17cb6ab46165903c6f93657a76cb94283eaa86","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2024-05-13T12:57:03Z","title_canon_sha256":"00a92a36249db03501deecf7d6ac7e52e02269a7a15a2df7639098293c04e328"},"schema_version":"1.0","source":{"id":"2405.07712","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.07712","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"arxiv_version","alias_value":"2405.07712v2","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.07712","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"pith_short_12","alias_value":"ZWCHZMYD5C6Y","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"pith_short_16","alias_value":"ZWCHZMYD5C6YK36X","created_at":"2026-07-05T09:18:25Z"},{"alias_kind":"pith_short_8","alias_value":"ZWCHZMYD","created_at":"2026-07-05T09:18:25Z"}],"graph_snapshots":[{"event_id":"sha256:7d092aa5f5abbbdfc7de40dffc8e4f3b62caf59be2e17ce818bd6b53b410033d","target":"graph","created_at":"2026-07-05T09:18:25Z","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/2405.07712/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Following previous works on that topic, we consider Euclidean hadronic matrix elements in position space of two spatially separated local currents on the lattice, in order to extract the $x$ dependence of parton distribution functions (PDFs). The corresponding approach is often referred to by the term lattice cross section. In this work we will consider valence quark PDFs of an unpolarized proton. We adapt the previously established formalism to our choice of operators. The calculation of the two-current matrix elements requires the evaluation of four-point functions. The corresponding calcula","authors_text":"Andreas Sch\\\"afer, Christian Zimmermann","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2024-05-13T12:57:03Z","title":"Valence Quark PDFs of the Proton from Two-Current Correlations in Lattice QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.07712","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":"sha256:7f3a534e4cc115034c618a2f5411a960c34ce8de4f72b8e41df498114101f684","target":"record","created_at":"2026-07-05T09:18:25Z","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":"5c455384fa2c5e0f5fee56c20c17cb6ab46165903c6f93657a76cb94283eaa86","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2024-05-13T12:57:03Z","title_canon_sha256":"00a92a36249db03501deecf7d6ac7e52e02269a7a15a2df7639098293c04e328"},"schema_version":"1.0","source":{"id":"2405.07712","kind":"arxiv","version":2}},"canonical_sha256":"cd847cb303e8bd856fd7c81f95a42de7612d59a11333a2bf796db66bc698e2c6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd847cb303e8bd856fd7c81f95a42de7612d59a11333a2bf796db66bc698e2c6","first_computed_at":"2026-07-05T09:18:25.538385Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:18:25.538385Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DPVJNYKrvKniBTf+wxQTNFdNKIvweb4UJKmFq77fn5rI5074BuTeUA0HoIhap7zVZnD5+m/uMFs4Tr2FMiRnCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:18:25.538871Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.07712","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f3a534e4cc115034c618a2f5411a960c34ce8de4f72b8e41df498114101f684","sha256:7d092aa5f5abbbdfc7de40dffc8e4f3b62caf59be2e17ce818bd6b53b410033d"],"state_sha256":"09b1b781f8c48bdf1f58073a763e0d34b9088bda0c4ae4386b07685d719bbbdd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"miqTmJv0LsPF1ohu9tMVKttZ9QKScrrlGvH8UOwdbauOMWKoauJO9fDPynhf+yWXwxM6udRxtgRMeOmqbIbjBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T18:53:23.463447Z","bundle_sha256":"8815179ed9e41763907c01ea5dab5750da3108ebef702b458fec6be2c1439fb8"}}