{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:VD6OLGYJARJULV7SWWUPGBL5GX","short_pith_number":"pith:VD6OLGYJ","canonical_record":{"source":{"id":"1211.2130","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-11-09T13:40:57Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"87bf7488ccee8de6652129ca15d8c0bf02105d3ea77a42c62185d4e59cc8871c","abstract_canon_sha256":"8e8bd239496c7f2f6de08b4465917dd80c432a7b4207a038fb323481eeb04600"},"schema_version":"1.0"},"canonical_sha256":"a8fce59b09045345d7f2b5a8f3057d35e3bdb34b98ff3cffc7de9a9891ecf3cb","source":{"kind":"arxiv","id":"1211.2130","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.2130","created_at":"2026-05-18T01:53:17Z"},{"alias_kind":"arxiv_version","alias_value":"1211.2130v1","created_at":"2026-05-18T01:53:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.2130","created_at":"2026-05-18T01:53:17Z"},{"alias_kind":"pith_short_12","alias_value":"VD6OLGYJARJU","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VD6OLGYJARJULV7S","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VD6OLGYJ","created_at":"2026-05-18T12:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:VD6OLGYJARJULV7SWWUPGBL5GX","target":"record","payload":{"canonical_record":{"source":{"id":"1211.2130","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-11-09T13:40:57Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"87bf7488ccee8de6652129ca15d8c0bf02105d3ea77a42c62185d4e59cc8871c","abstract_canon_sha256":"8e8bd239496c7f2f6de08b4465917dd80c432a7b4207a038fb323481eeb04600"},"schema_version":"1.0"},"canonical_sha256":"a8fce59b09045345d7f2b5a8f3057d35e3bdb34b98ff3cffc7de9a9891ecf3cb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:53:17.496257Z","signature_b64":"VmOB8hLR+dOgmmPlOZgBXaqvmsw8PnBL7H9ARY5Rvd4+d3u5xfTivJlfxF1pH2r6TP5NdN8cfo8ahB/iq2VaBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8fce59b09045345d7f2b5a8f3057d35e3bdb34b98ff3cffc7de9a9891ecf3cb","last_reissued_at":"2026-05-18T01:53:17.495632Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:53:17.495632Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1211.2130","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":"2026-05-18T01:53:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g47pc8n/5cDOUbG8zhPLJloHDmiOnWJyZQYeLykQ9DnzqzSnKcezutVd46QWgdOQPHAtv8E8sJlaVmStmxQoCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T18:15:51.873717Z"},"content_sha256":"78ec1e858b177c934e7a9e62cbd1c6f53991f76d26c5e7a34cd0c1f9b473a806","schema_version":"1.0","event_id":"sha256:78ec1e858b177c934e7a9e62cbd1c6f53991f76d26c5e7a34cd0c1f9b473a806"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:VD6OLGYJARJULV7SWWUPGBL5GX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"EPS09s and EKS98s: Impact parameter dependent nPDF sets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Carlos A. Salgado, Heli Honkanen, Ilkka Helenius, Kari J. Eskola","submitted_at":"2012-11-09T13:40:57Z","abstract_excerpt":"In our recent study we have determined two new spatially dependent nuclear PDF (nPDF) sets, EPS09s and EKS98s. With these, the hard-process cross-sections can be calculated in different centrality classes consistently with the globally analyzed nPDFs for the first time. The sets were determined by exploiting the $A$-systematics of the globally fitted nPDF sets, EPS09 and EKS98. For the spatial dependence of the nPDFs we used a power series ansatz in the nuclear thickness function $T_A$. In this flash talk we introduce the framework, and present our NLO EPS09s-based predictions for the nuclear "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.2130","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":"2026-05-18T01:53:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N9ylXvVvLzX5J8yc9voxGXD/PAcihQz4hvTCFKlHbjzzHjNvJEO2uNvg6+5N1YIcDoBkAnNECDzFAlPMrizsAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T18:15:51.874062Z"},"content_sha256":"77170ccad5702e13e76dd9df79c5e3b1e25f15e45a731d8a8604d219bb0a2acf","schema_version":"1.0","event_id":"sha256:77170ccad5702e13e76dd9df79c5e3b1e25f15e45a731d8a8604d219bb0a2acf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VD6OLGYJARJULV7SWWUPGBL5GX/bundle.json","state_url":"https://pith.science/pith/VD6OLGYJARJULV7SWWUPGBL5GX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VD6OLGYJARJULV7SWWUPGBL5GX/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":"2026-05-20T18:15:51Z","links":{"resolver":"https://pith.science/pith/VD6OLGYJARJULV7SWWUPGBL5GX","bundle":"https://pith.science/pith/VD6OLGYJARJULV7SWWUPGBL5GX/bundle.json","state":"https://pith.science/pith/VD6OLGYJARJULV7SWWUPGBL5GX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VD6OLGYJARJULV7SWWUPGBL5GX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:VD6OLGYJARJULV7SWWUPGBL5GX","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":"8e8bd239496c7f2f6de08b4465917dd80c432a7b4207a038fb323481eeb04600","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-11-09T13:40:57Z","title_canon_sha256":"87bf7488ccee8de6652129ca15d8c0bf02105d3ea77a42c62185d4e59cc8871c"},"schema_version":"1.0","source":{"id":"1211.2130","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.2130","created_at":"2026-05-18T01:53:17Z"},{"alias_kind":"arxiv_version","alias_value":"1211.2130v1","created_at":"2026-05-18T01:53:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.2130","created_at":"2026-05-18T01:53:17Z"},{"alias_kind":"pith_short_12","alias_value":"VD6OLGYJARJU","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VD6OLGYJARJULV7S","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VD6OLGYJ","created_at":"2026-05-18T12:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:77170ccad5702e13e76dd9df79c5e3b1e25f15e45a731d8a8604d219bb0a2acf","target":"graph","created_at":"2026-05-18T01:53:17Z","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 our recent study we have determined two new spatially dependent nuclear PDF (nPDF) sets, EPS09s and EKS98s. With these, the hard-process cross-sections can be calculated in different centrality classes consistently with the globally analyzed nPDFs for the first time. The sets were determined by exploiting the $A$-systematics of the globally fitted nPDF sets, EPS09 and EKS98. For the spatial dependence of the nPDFs we used a power series ansatz in the nuclear thickness function $T_A$. In this flash talk we introduce the framework, and present our NLO EPS09s-based predictions for the nuclear ","authors_text":"Carlos A. Salgado, Heli Honkanen, Ilkka Helenius, Kari J. Eskola","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-11-09T13:40:57Z","title":"EPS09s and EKS98s: Impact parameter dependent nPDF sets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.2130","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":"sha256:78ec1e858b177c934e7a9e62cbd1c6f53991f76d26c5e7a34cd0c1f9b473a806","target":"record","created_at":"2026-05-18T01:53:17Z","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":"8e8bd239496c7f2f6de08b4465917dd80c432a7b4207a038fb323481eeb04600","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-11-09T13:40:57Z","title_canon_sha256":"87bf7488ccee8de6652129ca15d8c0bf02105d3ea77a42c62185d4e59cc8871c"},"schema_version":"1.0","source":{"id":"1211.2130","kind":"arxiv","version":1}},"canonical_sha256":"a8fce59b09045345d7f2b5a8f3057d35e3bdb34b98ff3cffc7de9a9891ecf3cb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8fce59b09045345d7f2b5a8f3057d35e3bdb34b98ff3cffc7de9a9891ecf3cb","first_computed_at":"2026-05-18T01:53:17.495632Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:53:17.495632Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VmOB8hLR+dOgmmPlOZgBXaqvmsw8PnBL7H9ARY5Rvd4+d3u5xfTivJlfxF1pH2r6TP5NdN8cfo8ahB/iq2VaBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:53:17.496257Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.2130","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:78ec1e858b177c934e7a9e62cbd1c6f53991f76d26c5e7a34cd0c1f9b473a806","sha256:77170ccad5702e13e76dd9df79c5e3b1e25f15e45a731d8a8604d219bb0a2acf"],"state_sha256":"e95182e845e5c92777bcfa7ab3d284abbc813684a7cde55a205af1e4ab76474d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dr0bD9NzU51ImQPn/5tvXsQ5MkUdzGaFyMU1T84TQZYW5dhO2+sCbYD/XtpliVhkJ25GOr6Xm5HkTJxaLSGzDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T18:15:51.876135Z","bundle_sha256":"0044ed55f3d0fc3f01d01d7413e3465ff0efb1015be368f5e9917ff24a9a4fde"}}