{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:RYXYPXRWKRHRNP2CSRATDUOAL7","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":"af83b8e886c1abbd2f8e0275248e1fb50cf8ae9ff5beba7eb27823b7fc1484b6","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2004-03-08T16:17:21Z","title_canon_sha256":"bfa47e070eaeb7b42605191cfbf05d9116682ca70c107eaff3c3a1ea090ac26c"},"schema_version":"1.0","source":{"id":"hep-lat/0403009","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0403009","created_at":"2026-07-04T14:27:12Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0403009v2","created_at":"2026-07-04T14:27:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0403009","created_at":"2026-07-04T14:27:12Z"},{"alias_kind":"pith_short_12","alias_value":"RYXYPXRWKRHR","created_at":"2026-07-04T14:27:12Z"},{"alias_kind":"pith_short_16","alias_value":"RYXYPXRWKRHRNP2C","created_at":"2026-07-04T14:27:12Z"},{"alias_kind":"pith_short_8","alias_value":"RYXYPXRW","created_at":"2026-07-04T14:27:12Z"}],"graph_snapshots":[{"event_id":"sha256:c79e36377485f8ceb738335a15e257255a1c20b86458c5795de6c77c77901805","target":"graph","created_at":"2026-07-04T14:27:12Z","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-lat/0403009/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate finite size effects of the pion matrix element of the non-singlet, twist-2 operator corresponding to the average momentum of non-singlet quark densities. Using the quenched approximation, they come out to be surprisingly large when compared to the finite size effects of the pion mass. As a consequence, simulations of corresponding nucleon matrix elements could be affected by finite size effects even stronger which could lead to serious systematic uncertainties in their evaluation.","authors_text":"A. Shindler, F. Palombi, I. Wetzorke, K. Jansen, M. Guagnelli, R. Petronzio","cross_cats":[],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2004-03-08T16:17:21Z","title":"Finite size effects of a pion matrix element"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0403009","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":"sha256:5b90d2ef26c49327f94de3faa109b69c59a4bc7f09f39f150285063087dada0b","target":"record","created_at":"2026-07-04T14:27:12Z","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":"af83b8e886c1abbd2f8e0275248e1fb50cf8ae9ff5beba7eb27823b7fc1484b6","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2004-03-08T16:17:21Z","title_canon_sha256":"bfa47e070eaeb7b42605191cfbf05d9116682ca70c107eaff3c3a1ea090ac26c"},"schema_version":"1.0","source":{"id":"hep-lat/0403009","kind":"arxiv","version":2}},"canonical_sha256":"8e2f87de36544f16bf42944131d1c05fd5efc2c54f9b91955ed2da7797047f60","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8e2f87de36544f16bf42944131d1c05fd5efc2c54f9b91955ed2da7797047f60","first_computed_at":"2026-07-04T14:27:12.283451Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:27:12.283451Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"efEGBwmVHtHjSdICLPtg9xwcdLP9mcKKNj0ryLX2KurFATfonCG3t8HaU4bA7yPq5kQ3fv140xG6uwi/lDQZDQ==","signature_status":"signed_v1","signed_at":"2026-07-04T14:27:12.283851Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0403009","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5b90d2ef26c49327f94de3faa109b69c59a4bc7f09f39f150285063087dada0b","sha256:c79e36377485f8ceb738335a15e257255a1c20b86458c5795de6c77c77901805"],"state_sha256":"a1459872ad8f94480f35a8b64105705267c5cb516a1a189fccdac1c127e7d465"}