{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:CEUAVBTQTLCXX6I37FPZXWIGTH","short_pith_number":"pith:CEUAVBTQ","canonical_record":{"source":{"id":"1807.00232","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-06-30T22:05:32Z","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex","nucl-th"],"title_canon_sha256":"7e47009f9522e66276ef051946c2c5376c1fa5a21efeefa0c605d38d69eb065c","abstract_canon_sha256":"52a0b4bfa1d44d73ced553df13ab054343d948da4a5e7f6824d9414d1b394448"},"schema_version":"1.0"},"canonical_sha256":"11280a86709ac57bf91bf95f9bd90699f120cc2fd54a7079e0f88b192eb7761f","source":{"kind":"arxiv","id":"1807.00232","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.00232","created_at":"2026-05-17T23:59:01Z"},{"alias_kind":"arxiv_version","alias_value":"1807.00232v1","created_at":"2026-05-17T23:59:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.00232","created_at":"2026-05-17T23:59:01Z"},{"alias_kind":"pith_short_12","alias_value":"CEUAVBTQTLCX","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"CEUAVBTQTLCXX6I3","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"CEUAVBTQ","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:CEUAVBTQTLCXX6I37FPZXWIGTH","target":"record","payload":{"canonical_record":{"source":{"id":"1807.00232","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-06-30T22:05:32Z","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex","nucl-th"],"title_canon_sha256":"7e47009f9522e66276ef051946c2c5376c1fa5a21efeefa0c605d38d69eb065c","abstract_canon_sha256":"52a0b4bfa1d44d73ced553df13ab054343d948da4a5e7f6824d9414d1b394448"},"schema_version":"1.0"},"canonical_sha256":"11280a86709ac57bf91bf95f9bd90699f120cc2fd54a7079e0f88b192eb7761f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:59:01.669844Z","signature_b64":"9gDaa6GD57XuT1p72BgEFDLDDc37Weo2EWn4hIEP0r1l7W/iCmNL9mcNXMfYOu3V38fNoGX1irCljRzPmoyhDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11280a86709ac57bf91bf95f9bd90699f120cc2fd54a7079e0f88b192eb7761f","last_reissued_at":"2026-05-17T23:59:01.669325Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:59:01.669325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.00232","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":"2026-05-17T23:59:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jA10h3wQhI5vRCLDkUFaM+wTNxF7AZqCtLAmHBpLr2svaZ5YENA+pLOlDW66BIPjKyM9KxrdLiTLiM6QXgwnBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T06:49:24.256570Z"},"content_sha256":"b2cfb6802bb3c31185b16a4d7e1f4089a78c2134e0cc87a1b582e60a5c664ec2","schema_version":"1.0","event_id":"sha256:b2cfb6802bb3c31185b16a4d7e1f4089a78c2134e0cc87a1b582e60a5c664ec2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:CEUAVBTQTLCXX6I37FPZXWIGTH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transversity parton distribution functions from lattice QCD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-ph","nucl-ex","nucl-th"],"primary_cat":"hep-lat","authors_text":"Aurora Scapellato, Constantia Alexandrou, Fernanda Steffens, Karl Jansen, Krzysztof Cichy, Martha Constantinou","submitted_at":"2018-06-30T22:05:32Z","abstract_excerpt":"We present the first direct calculation of the transversity parton distribution function within the nucleon from lattice QCD. The calculation is performed using simulations with the light quark mass fixed to its physical value and at one value of the lattice spacing. Novel elements of the calculations are non-perturbative renormalization and extraction of a formula for the matching to light-cone PDFs. Final results are presented in the $\\overline{\\rm MS}$ scheme at a scale of $\\sqrt{2}$ GeV."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.00232","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":"2026-05-17T23:59:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KEt0T6fovfsetIH2sidO1tr2o0n/A8SrPfflpRW8j4LxO98JDDvYK6yEEesQgAoTgLbGRXhNI5/EhQSdGKIaAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T06:49:24.257361Z"},"content_sha256":"88f3e0da666f318ccb388b8233a4e4af387eb7f6f0bd08a0785290489ab3b11e","schema_version":"1.0","event_id":"sha256:88f3e0da666f318ccb388b8233a4e4af387eb7f6f0bd08a0785290489ab3b11e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CEUAVBTQTLCXX6I37FPZXWIGTH/bundle.json","state_url":"https://pith.science/pith/CEUAVBTQTLCXX6I37FPZXWIGTH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CEUAVBTQTLCXX6I37FPZXWIGTH/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":"2026-06-10T06:49:24Z","links":{"resolver":"https://pith.science/pith/CEUAVBTQTLCXX6I37FPZXWIGTH","bundle":"https://pith.science/pith/CEUAVBTQTLCXX6I37FPZXWIGTH/bundle.json","state":"https://pith.science/pith/CEUAVBTQTLCXX6I37FPZXWIGTH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CEUAVBTQTLCXX6I37FPZXWIGTH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:CEUAVBTQTLCXX6I37FPZXWIGTH","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":"52a0b4bfa1d44d73ced553df13ab054343d948da4a5e7f6824d9414d1b394448","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-06-30T22:05:32Z","title_canon_sha256":"7e47009f9522e66276ef051946c2c5376c1fa5a21efeefa0c605d38d69eb065c"},"schema_version":"1.0","source":{"id":"1807.00232","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.00232","created_at":"2026-05-17T23:59:01Z"},{"alias_kind":"arxiv_version","alias_value":"1807.00232v1","created_at":"2026-05-17T23:59:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.00232","created_at":"2026-05-17T23:59:01Z"},{"alias_kind":"pith_short_12","alias_value":"CEUAVBTQTLCX","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"CEUAVBTQTLCXX6I3","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"CEUAVBTQ","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:88f3e0da666f318ccb388b8233a4e4af387eb7f6f0bd08a0785290489ab3b11e","target":"graph","created_at":"2026-05-17T23:59:01Z","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 present the first direct calculation of the transversity parton distribution function within the nucleon from lattice QCD. The calculation is performed using simulations with the light quark mass fixed to its physical value and at one value of the lattice spacing. Novel elements of the calculations are non-perturbative renormalization and extraction of a formula for the matching to light-cone PDFs. Final results are presented in the $\\overline{\\rm MS}$ scheme at a scale of $\\sqrt{2}$ GeV.","authors_text":"Aurora Scapellato, Constantia Alexandrou, Fernanda Steffens, Karl Jansen, Krzysztof Cichy, Martha Constantinou","cross_cats":["hep-ex","hep-ph","nucl-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-06-30T22:05:32Z","title":"Transversity parton distribution functions from lattice QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.00232","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:b2cfb6802bb3c31185b16a4d7e1f4089a78c2134e0cc87a1b582e60a5c664ec2","target":"record","created_at":"2026-05-17T23:59:01Z","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":"52a0b4bfa1d44d73ced553df13ab054343d948da4a5e7f6824d9414d1b394448","cross_cats_sorted":["hep-ex","hep-ph","nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-06-30T22:05:32Z","title_canon_sha256":"7e47009f9522e66276ef051946c2c5376c1fa5a21efeefa0c605d38d69eb065c"},"schema_version":"1.0","source":{"id":"1807.00232","kind":"arxiv","version":1}},"canonical_sha256":"11280a86709ac57bf91bf95f9bd90699f120cc2fd54a7079e0f88b192eb7761f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11280a86709ac57bf91bf95f9bd90699f120cc2fd54a7079e0f88b192eb7761f","first_computed_at":"2026-05-17T23:59:01.669325Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:01.669325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9gDaa6GD57XuT1p72BgEFDLDDc37Weo2EWn4hIEP0r1l7W/iCmNL9mcNXMfYOu3V38fNoGX1irCljRzPmoyhDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:01.669844Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.00232","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b2cfb6802bb3c31185b16a4d7e1f4089a78c2134e0cc87a1b582e60a5c664ec2","sha256:88f3e0da666f318ccb388b8233a4e4af387eb7f6f0bd08a0785290489ab3b11e"],"state_sha256":"25d11503e6160e5119987d66d68ad9c31eee04daa88ff6f4afa1ff6eeb63a249"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qQH1aFmOT7m+TmKlZ2qFJ6u7AQWH266oOKKZfzA9mMROBMUn978vjY76zUsTEgkPvHJeu3us+wRof/CddT89BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T06:49:24.261477Z","bundle_sha256":"d387063b799209c399ced2e185a7bb0e7249aa17cedf363a25301c1439902697"}}