{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:GBF5B5P6D4DSCYTTVGPVQCUZHN","short_pith_number":"pith:GBF5B5P6","canonical_record":{"source":{"id":"hep-ph/0410253","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2004-10-19T14:06:13Z","cross_cats_sorted":[],"title_canon_sha256":"9e11379b847f43221f57d86c61f26d490dc612a8cb5eb95e1e08d4c8fc62886e","abstract_canon_sha256":"7ba7df90c2d741f4a4aa5c19666e237702e00a2acc13821861c82bf36e071f35"},"schema_version":"1.0"},"canonical_sha256":"304bd0f5fe1f07216273a99f580a993b53c3e6cf182cb4d17fa478039791119b","source":{"kind":"arxiv","id":"hep-ph/0410253","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0410253","created_at":"2026-05-18T00:37:11Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0410253v1","created_at":"2026-05-18T00:37:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0410253","created_at":"2026-05-18T00:37:11Z"},{"alias_kind":"pith_short_12","alias_value":"GBF5B5P6D4DS","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"GBF5B5P6D4DSCYTT","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"GBF5B5P6","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:GBF5B5P6D4DSCYTTVGPVQCUZHN","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0410253","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2004-10-19T14:06:13Z","cross_cats_sorted":[],"title_canon_sha256":"9e11379b847f43221f57d86c61f26d490dc612a8cb5eb95e1e08d4c8fc62886e","abstract_canon_sha256":"7ba7df90c2d741f4a4aa5c19666e237702e00a2acc13821861c82bf36e071f35"},"schema_version":"1.0"},"canonical_sha256":"304bd0f5fe1f07216273a99f580a993b53c3e6cf182cb4d17fa478039791119b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:11.488128Z","signature_b64":"v2I6qupu6lHHY9vx2w6pkSkI30X9ZKE0u118TieIwwf+WtnCSzK1GXX0iGLAzFtYuXJpZLc3lja+bNGodlh6CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"304bd0f5fe1f07216273a99f580a993b53c3e6cf182cb4d17fa478039791119b","last_reissued_at":"2026-05-18T00:37:11.487476Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:11.487476Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0410253","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":"2026-05-18T00:37:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5wx5kGZrNZpe4nA/TMgD/FcSY6yEp171IId269oUQpW4IH7Y7nDcPsMFcmxXiGStE9ZZrvUovLgldYkiDMaXDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T18:12:11.608232Z"},"content_sha256":"f3614f2bb5d1e229fac4ee1ccb47b55afbf7896ffe8c19d823faeb361a995559","schema_version":"1.0","event_id":"sha256:f3614f2bb5d1e229fac4ee1ccb47b55afbf7896ffe8c19d823faeb361a995559"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:GBF5B5P6D4DSCYTTVGPVQCUZHN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Higher twists in spin structure functions from a \"constituent quark\" point of view","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A. V. Sidorov, C. Weiss","submitted_at":"2004-10-19T14:06:13Z","abstract_excerpt":"We discuss the implications of a \"constituent quark\" structure of the nucleon for the leading (1/Q^2-) power corrections to the spin structure functions. Our basic assumption is the presence of quark-gluon correlations in the nucleon wave function, whose size, rho ~ 0.3 fm, is small compared to the nucleon radius, R (two-scale picture). We argue that in this picture the isovector twist-4 matrix element in the proton has a sizable negative value, M_N^2 |f_2^{u - d}| ~ rho^{-2}, while the twist-3 matrix elements are small, M_N^2 d_2 ~ R^{-2}. These findings are in agreement with the result of a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0410253","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":"2026-05-18T00:37:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u1EoCdp3cgFSvwtPSBqq0OipHPfgJuuYxHvtAGzqCrPFNho4bocENnjTppYdzyirIn/YhcWc6Eq1QI+91FADCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T18:12:11.608923Z"},"content_sha256":"b45a3f13784d4c09c319e0591af9d3b623876be3b3d2b25f6aad2481f12b39db","schema_version":"1.0","event_id":"sha256:b45a3f13784d4c09c319e0591af9d3b623876be3b3d2b25f6aad2481f12b39db"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GBF5B5P6D4DSCYTTVGPVQCUZHN/bundle.json","state_url":"https://pith.science/pith/GBF5B5P6D4DSCYTTVGPVQCUZHN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GBF5B5P6D4DSCYTTVGPVQCUZHN/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":"2026-06-09T18:12:11Z","links":{"resolver":"https://pith.science/pith/GBF5B5P6D4DSCYTTVGPVQCUZHN","bundle":"https://pith.science/pith/GBF5B5P6D4DSCYTTVGPVQCUZHN/bundle.json","state":"https://pith.science/pith/GBF5B5P6D4DSCYTTVGPVQCUZHN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GBF5B5P6D4DSCYTTVGPVQCUZHN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:GBF5B5P6D4DSCYTTVGPVQCUZHN","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":"7ba7df90c2d741f4a4aa5c19666e237702e00a2acc13821861c82bf36e071f35","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2004-10-19T14:06:13Z","title_canon_sha256":"9e11379b847f43221f57d86c61f26d490dc612a8cb5eb95e1e08d4c8fc62886e"},"schema_version":"1.0","source":{"id":"hep-ph/0410253","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0410253","created_at":"2026-05-18T00:37:11Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0410253v1","created_at":"2026-05-18T00:37:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0410253","created_at":"2026-05-18T00:37:11Z"},{"alias_kind":"pith_short_12","alias_value":"GBF5B5P6D4DS","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"GBF5B5P6D4DSCYTT","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"GBF5B5P6","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:b45a3f13784d4c09c319e0591af9d3b623876be3b3d2b25f6aad2481f12b39db","target":"graph","created_at":"2026-05-18T00:37:11Z","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 discuss the implications of a \"constituent quark\" structure of the nucleon for the leading (1/Q^2-) power corrections to the spin structure functions. Our basic assumption is the presence of quark-gluon correlations in the nucleon wave function, whose size, rho ~ 0.3 fm, is small compared to the nucleon radius, R (two-scale picture). We argue that in this picture the isovector twist-4 matrix element in the proton has a sizable negative value, M_N^2 |f_2^{u - d}| ~ rho^{-2}, while the twist-3 matrix elements are small, M_N^2 d_2 ~ R^{-2}. These findings are in agreement with the result of a ","authors_text":"A. V. Sidorov, C. Weiss","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2004-10-19T14:06:13Z","title":"Higher twists in spin structure functions from a \"constituent quark\" point of view"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0410253","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:f3614f2bb5d1e229fac4ee1ccb47b55afbf7896ffe8c19d823faeb361a995559","target":"record","created_at":"2026-05-18T00:37:11Z","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":"7ba7df90c2d741f4a4aa5c19666e237702e00a2acc13821861c82bf36e071f35","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2004-10-19T14:06:13Z","title_canon_sha256":"9e11379b847f43221f57d86c61f26d490dc612a8cb5eb95e1e08d4c8fc62886e"},"schema_version":"1.0","source":{"id":"hep-ph/0410253","kind":"arxiv","version":1}},"canonical_sha256":"304bd0f5fe1f07216273a99f580a993b53c3e6cf182cb4d17fa478039791119b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"304bd0f5fe1f07216273a99f580a993b53c3e6cf182cb4d17fa478039791119b","first_computed_at":"2026-05-18T00:37:11.487476Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:37:11.487476Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v2I6qupu6lHHY9vx2w6pkSkI30X9ZKE0u118TieIwwf+WtnCSzK1GXX0iGLAzFtYuXJpZLc3lja+bNGodlh6CA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:37:11.488128Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0410253","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f3614f2bb5d1e229fac4ee1ccb47b55afbf7896ffe8c19d823faeb361a995559","sha256:b45a3f13784d4c09c319e0591af9d3b623876be3b3d2b25f6aad2481f12b39db"],"state_sha256":"8677799961d57b129ce9b9135fa561627d1578035df7ea3f21778de261e5560f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"waM8y7i8olZG4emHDewJloraJ4TZ27bdwPl6EM2Sc6l7HoozvyMjPeWcPUsQsc+PTAHM+EDD9uo3tfOyGM+cAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T18:12:11.613165Z","bundle_sha256":"f5512f7129d48350ca3cbe07e8eabbf6b7b59cfdfe09f1bf5f4b171ddb748532"}}