{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:PYHXA4YJ7T3HTZRTAYYFLDZCBX","short_pith_number":"pith:PYHXA4YJ","canonical_record":{"source":{"id":"2112.05538","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-12-10T13:42:10Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"bea2344c83f6746081b4158c7b601e639d27fb5c5539894c400b963cdcb75ad6","abstract_canon_sha256":"8e59fa9fb465ca4798a4ab8471e14ac9df782a8410c3c8a67034205648fbe659"},"schema_version":"1.0"},"canonical_sha256":"7e0f707309fcf679e6330630558f220de1a5a0006521395d544769ca62a4a22d","source":{"kind":"arxiv","id":"2112.05538","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.05538","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"arxiv_version","alias_value":"2112.05538v1","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.05538","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"pith_short_12","alias_value":"PYHXA4YJ7T3H","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"pith_short_16","alias_value":"PYHXA4YJ7T3HTZRT","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"pith_short_8","alias_value":"PYHXA4YJ","created_at":"2026-07-05T03:39:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:PYHXA4YJ7T3HTZRTAYYFLDZCBX","target":"record","payload":{"canonical_record":{"source":{"id":"2112.05538","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-12-10T13:42:10Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"bea2344c83f6746081b4158c7b601e639d27fb5c5539894c400b963cdcb75ad6","abstract_canon_sha256":"8e59fa9fb465ca4798a4ab8471e14ac9df782a8410c3c8a67034205648fbe659"},"schema_version":"1.0"},"canonical_sha256":"7e0f707309fcf679e6330630558f220de1a5a0006521395d544769ca62a4a22d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:39:49.397962Z","signature_b64":"5pwLTzBMLirWp5wZSYdN4r/cxckTAfra/b73nXGwoY+lm3ik8C7rfswN6G+Aw1PXXG91UFeqZkRvVuTzU/8yCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7e0f707309fcf679e6330630558f220de1a5a0006521395d544769ca62a4a22d","last_reissued_at":"2026-07-05T03:39:49.397547Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:39:49.397547Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2112.05538","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":"2026-07-05T03:39:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qwRSaKqH/aP/sPmQNHY6MUc8CQUT4unNZYtmjEjiABcSfa+dnsf2UdyEyYNE65m1MyA+NuuZz5Wyb1R8LpqJAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T06:37:07.808289Z"},"content_sha256":"f0078ed826fbbcbc6f44545f660da21c88b866412a830e5a999057a4f7606ea5","schema_version":"1.0","event_id":"sha256:f0078ed826fbbcbc6f44545f660da21c88b866412a830e5a999057a4f7606ea5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:PYHXA4YJ7T3HTZRTAYYFLDZCBX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First Lattice QCD Study of Proton Twist-3 GPDs","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ph","nucl-th"],"primary_cat":"hep-lat","authors_text":"Andreas Metz, Aurora Scapellato, Fernanda Steffens, Jack Dodson, Krzysztof Cichy, Martha Constantinou, Shohini Bhattacharya","submitted_at":"2021-12-10T13:42:10Z","abstract_excerpt":"We present first results on selected twist-3 quark GPDs using the quasi-distribution method. This approach relates lattice QCD data and light-cone distribution functions using Large Momentum Effective Theory (LaMET). We calculate quark-antiquark correlators of boosted nucleons coupled to non-local operators with vector and axial Dirac structure, which is transverse to the momentum boost. We use three values of the momentum boost, namely 0.83, 1.25, 1.67 GeV. The GPDs are defined in the symmetric (Breit) frame, which we implement here with 4-vector momentum transfer squared of 0, 0.69 and 1.39 "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.05538","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2112.05538/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":"2026-07-05T03:39:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MjI/8nBmNX9fj1Lj4ZydhKzXtN336HMeo8/50TaMVzBHV3wfYY2lm19Ln1BjlysgK8x+rnwFfQYz424SMg9ADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T06:37:07.809060Z"},"content_sha256":"638be2a054ac982f15f825ac92b7450e762c6362f9e8687c88f77e307ead3bbe","schema_version":"1.0","event_id":"sha256:638be2a054ac982f15f825ac92b7450e762c6362f9e8687c88f77e307ead3bbe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PYHXA4YJ7T3HTZRTAYYFLDZCBX/bundle.json","state_url":"https://pith.science/pith/PYHXA4YJ7T3HTZRTAYYFLDZCBX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PYHXA4YJ7T3HTZRTAYYFLDZCBX/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":"2026-08-21T06:37:07Z","links":{"resolver":"https://pith.science/pith/PYHXA4YJ7T3HTZRTAYYFLDZCBX","bundle":"https://pith.science/pith/PYHXA4YJ7T3HTZRTAYYFLDZCBX/bundle.json","state":"https://pith.science/pith/PYHXA4YJ7T3HTZRTAYYFLDZCBX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PYHXA4YJ7T3HTZRTAYYFLDZCBX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:PYHXA4YJ7T3HTZRTAYYFLDZCBX","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":"8e59fa9fb465ca4798a4ab8471e14ac9df782a8410c3c8a67034205648fbe659","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-12-10T13:42:10Z","title_canon_sha256":"bea2344c83f6746081b4158c7b601e639d27fb5c5539894c400b963cdcb75ad6"},"schema_version":"1.0","source":{"id":"2112.05538","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.05538","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"arxiv_version","alias_value":"2112.05538v1","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.05538","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"pith_short_12","alias_value":"PYHXA4YJ7T3H","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"pith_short_16","alias_value":"PYHXA4YJ7T3HTZRT","created_at":"2026-07-05T03:39:49Z"},{"alias_kind":"pith_short_8","alias_value":"PYHXA4YJ","created_at":"2026-07-05T03:39:49Z"}],"graph_snapshots":[{"event_id":"sha256:638be2a054ac982f15f825ac92b7450e762c6362f9e8687c88f77e307ead3bbe","target":"graph","created_at":"2026-07-05T03:39:49Z","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/2112.05538/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present first results on selected twist-3 quark GPDs using the quasi-distribution method. This approach relates lattice QCD data and light-cone distribution functions using Large Momentum Effective Theory (LaMET). We calculate quark-antiquark correlators of boosted nucleons coupled to non-local operators with vector and axial Dirac structure, which is transverse to the momentum boost. We use three values of the momentum boost, namely 0.83, 1.25, 1.67 GeV. The GPDs are defined in the symmetric (Breit) frame, which we implement here with 4-vector momentum transfer squared of 0, 0.69 and 1.39 ","authors_text":"Andreas Metz, Aurora Scapellato, Fernanda Steffens, Jack Dodson, Krzysztof Cichy, Martha Constantinou, Shohini Bhattacharya","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-12-10T13:42:10Z","title":"First Lattice QCD Study of Proton Twist-3 GPDs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.05538","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:f0078ed826fbbcbc6f44545f660da21c88b866412a830e5a999057a4f7606ea5","target":"record","created_at":"2026-07-05T03:39:49Z","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":"8e59fa9fb465ca4798a4ab8471e14ac9df782a8410c3c8a67034205648fbe659","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2021-12-10T13:42:10Z","title_canon_sha256":"bea2344c83f6746081b4158c7b601e639d27fb5c5539894c400b963cdcb75ad6"},"schema_version":"1.0","source":{"id":"2112.05538","kind":"arxiv","version":1}},"canonical_sha256":"7e0f707309fcf679e6330630558f220de1a5a0006521395d544769ca62a4a22d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7e0f707309fcf679e6330630558f220de1a5a0006521395d544769ca62a4a22d","first_computed_at":"2026-07-05T03:39:49.397547Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:39:49.397547Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5pwLTzBMLirWp5wZSYdN4r/cxckTAfra/b73nXGwoY+lm3ik8C7rfswN6G+Aw1PXXG91UFeqZkRvVuTzU/8yCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:39:49.397962Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.05538","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f0078ed826fbbcbc6f44545f660da21c88b866412a830e5a999057a4f7606ea5","sha256:638be2a054ac982f15f825ac92b7450e762c6362f9e8687c88f77e307ead3bbe"],"state_sha256":"daecee226bd5399640a5d9457f2cca32c4a325d543e11448426c7bac48c07499"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R3M1z0fU3q+SzsfnFllo8ecCDN26+mm2jExZCh5X8NJ6XZvieg1/PItWSi+0W9IFKUg6KpdNl6+LFayqEXClBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T06:37:07.817612Z","bundle_sha256":"992f740bd18d71ef52ec1828109cfc7a322adbe19dfa8c3ea1dae610db7253d7"}}