{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:EIZIDT2EXUPW5VNKLRW7M34ZLU","short_pith_number":"pith:EIZIDT2E","canonical_record":{"source":{"id":"0905.2841","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-05-18T09:26:08Z","cross_cats_sorted":[],"title_canon_sha256":"f6e56238e8e730b080ff1eb3f5a691929a3b7a31531dc01e00f889f9436dd1b5","abstract_canon_sha256":"cb0db50793aaa19fff8d2b2fa159252575c3804bc3f333ba4e64bebc438b9169"},"schema_version":"1.0"},"canonical_sha256":"223281cf44bd1f6ed5aa5c6df66f995d2f98bf7860fb33570e2e2aacd1ad11db","source":{"kind":"arxiv","id":"0905.2841","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.2841","created_at":"2026-05-18T02:34:53Z"},{"alias_kind":"arxiv_version","alias_value":"0905.2841v2","created_at":"2026-05-18T02:34:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.2841","created_at":"2026-05-18T02:34:53Z"},{"alias_kind":"pith_short_12","alias_value":"EIZIDT2EXUPW","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"EIZIDT2EXUPW5VNK","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"EIZIDT2E","created_at":"2026-05-18T12:25:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:EIZIDT2EXUPW5VNKLRW7M34ZLU","target":"record","payload":{"canonical_record":{"source":{"id":"0905.2841","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-05-18T09:26:08Z","cross_cats_sorted":[],"title_canon_sha256":"f6e56238e8e730b080ff1eb3f5a691929a3b7a31531dc01e00f889f9436dd1b5","abstract_canon_sha256":"cb0db50793aaa19fff8d2b2fa159252575c3804bc3f333ba4e64bebc438b9169"},"schema_version":"1.0"},"canonical_sha256":"223281cf44bd1f6ed5aa5c6df66f995d2f98bf7860fb33570e2e2aacd1ad11db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:34:53.078392Z","signature_b64":"X0wHCtonsa8yLNfvkw9rJQ1g55WPhh/WWngO1r7A8ocpdsIGXNYOjLRLuNVTVtlz4IFS30ZM0WL7td59mMa1Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"223281cf44bd1f6ed5aa5c6df66f995d2f98bf7860fb33570e2e2aacd1ad11db","last_reissued_at":"2026-05-18T02:34:53.077874Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:34:53.077874Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0905.2841","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":"2026-05-18T02:34:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7JI1pbKH6zONMtMgNPxt2+h1JVvBvuH3lt1jI5HT8o/kFrtNstzSiVV1m/1BeRbOSFtET6iqbiOvu+GWWfK7DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T07:13:36.957682Z"},"content_sha256":"41a7b9c0de33a6e158af771b1f3da2759b24dc3569b23204dd41b162606a1a9f","schema_version":"1.0","event_id":"sha256:41a7b9c0de33a6e158af771b1f3da2759b24dc3569b23204dd41b162606a1a9f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:EIZIDT2EXUPW5VNKLRW7M34ZLU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Overview of the spin structure function g_1 at arbitrary x and Q^2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"B.I. Ermolaev, M. Greco, S.I. Troyan","submitted_at":"2009-05-18T09:26:08Z","abstract_excerpt":"In the present paper we summarize our results on the structure function g_1 and present explicit expressions for the non-singlet and singlet components of g_1 which can be used at arbitrary x and Q^2. These expressions combine the well-known DGLAP-results for the anomalous dimensions and coefficient functions with the total resummation of the leading logarithmic contributions and the shift of Q^2 -> Q^2 +\n  \\mu^2, with \\mu/\\Lambda_{QCD} approx 10 (approx 55) for the non-singlet (singlet) components of g_1 respectively.\n  In contrast to DGLAP, these expressions do not require the introduction o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.2841","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":""},"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":"2026-05-18T02:34:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OpzAlsvMfmmd3ayspSye0RoDWUbJS+MsxGGNXhdmCQOi3qCpZUyCEVWE0k9/MsOqhywmevgyjMc/JYOAFXvLDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T07:13:36.958459Z"},"content_sha256":"384ce549543b8b6156053f84e06d4d89b2973a3647364a4371c95af6166fb421","schema_version":"1.0","event_id":"sha256:384ce549543b8b6156053f84e06d4d89b2973a3647364a4371c95af6166fb421"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EIZIDT2EXUPW5VNKLRW7M34ZLU/bundle.json","state_url":"https://pith.science/pith/EIZIDT2EXUPW5VNKLRW7M34ZLU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EIZIDT2EXUPW5VNKLRW7M34ZLU/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":"2026-05-31T07:13:36Z","links":{"resolver":"https://pith.science/pith/EIZIDT2EXUPW5VNKLRW7M34ZLU","bundle":"https://pith.science/pith/EIZIDT2EXUPW5VNKLRW7M34ZLU/bundle.json","state":"https://pith.science/pith/EIZIDT2EXUPW5VNKLRW7M34ZLU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EIZIDT2EXUPW5VNKLRW7M34ZLU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:EIZIDT2EXUPW5VNKLRW7M34ZLU","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":"cb0db50793aaa19fff8d2b2fa159252575c3804bc3f333ba4e64bebc438b9169","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-05-18T09:26:08Z","title_canon_sha256":"f6e56238e8e730b080ff1eb3f5a691929a3b7a31531dc01e00f889f9436dd1b5"},"schema_version":"1.0","source":{"id":"0905.2841","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.2841","created_at":"2026-05-18T02:34:53Z"},{"alias_kind":"arxiv_version","alias_value":"0905.2841v2","created_at":"2026-05-18T02:34:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.2841","created_at":"2026-05-18T02:34:53Z"},{"alias_kind":"pith_short_12","alias_value":"EIZIDT2EXUPW","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"EIZIDT2EXUPW5VNK","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"EIZIDT2E","created_at":"2026-05-18T12:25:59Z"}],"graph_snapshots":[{"event_id":"sha256:384ce549543b8b6156053f84e06d4d89b2973a3647364a4371c95af6166fb421","target":"graph","created_at":"2026-05-18T02:34:53Z","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":"In the present paper we summarize our results on the structure function g_1 and present explicit expressions for the non-singlet and singlet components of g_1 which can be used at arbitrary x and Q^2. These expressions combine the well-known DGLAP-results for the anomalous dimensions and coefficient functions with the total resummation of the leading logarithmic contributions and the shift of Q^2 -> Q^2 +\n  \\mu^2, with \\mu/\\Lambda_{QCD} approx 10 (approx 55) for the non-singlet (singlet) components of g_1 respectively.\n  In contrast to DGLAP, these expressions do not require the introduction o","authors_text":"B.I. Ermolaev, M. Greco, S.I. Troyan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-05-18T09:26:08Z","title":"Overview of the spin structure function g_1 at arbitrary x and Q^2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.2841","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":"sha256:41a7b9c0de33a6e158af771b1f3da2759b24dc3569b23204dd41b162606a1a9f","target":"record","created_at":"2026-05-18T02:34:53Z","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":"cb0db50793aaa19fff8d2b2fa159252575c3804bc3f333ba4e64bebc438b9169","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-05-18T09:26:08Z","title_canon_sha256":"f6e56238e8e730b080ff1eb3f5a691929a3b7a31531dc01e00f889f9436dd1b5"},"schema_version":"1.0","source":{"id":"0905.2841","kind":"arxiv","version":2}},"canonical_sha256":"223281cf44bd1f6ed5aa5c6df66f995d2f98bf7860fb33570e2e2aacd1ad11db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"223281cf44bd1f6ed5aa5c6df66f995d2f98bf7860fb33570e2e2aacd1ad11db","first_computed_at":"2026-05-18T02:34:53.077874Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:34:53.077874Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X0wHCtonsa8yLNfvkw9rJQ1g55WPhh/WWngO1r7A8ocpdsIGXNYOjLRLuNVTVtlz4IFS30ZM0WL7td59mMa1Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:34:53.078392Z","signed_message":"canonical_sha256_bytes"},"source_id":"0905.2841","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:41a7b9c0de33a6e158af771b1f3da2759b24dc3569b23204dd41b162606a1a9f","sha256:384ce549543b8b6156053f84e06d4d89b2973a3647364a4371c95af6166fb421"],"state_sha256":"efda734f8f0fb51f2ca93cb4f5bafa7d59dc82d494ef2273ca85cab7315d5987"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R4sG2v3XAntgqj4UzwiF9JlE2KradtWEw/xPWvJqTcVitutejuHNZ79mMCdZSsHZl2rqG6Ywusc6OliSjNNdCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T07:13:36.961892Z","bundle_sha256":"051832325686717ba90ff6cfb1c385c536619370d9d67c5acc24c612d7e6fd03"}}