{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:BXO5CIZGATEVT4OCF4SE6SC6CR","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":"685da32643d318530fd89270a49c653d5f7c15e66a98e1e4ba900fee359cf164","cross_cats_sorted":["cs.DC","stat.ML"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2018-11-27T19:31:29Z","title_canon_sha256":"b0b0daf5c8afa45841066648e27a967efca43554fd304d04cec0ffdb3170469d"},"schema_version":"1.0","source":{"id":"1811.11213","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.11213","created_at":"2026-05-17T23:59:44Z"},{"alias_kind":"arxiv_version","alias_value":"1811.11213v1","created_at":"2026-05-17T23:59:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.11213","created_at":"2026-05-17T23:59:44Z"},{"alias_kind":"pith_short_12","alias_value":"BXO5CIZGATEV","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BXO5CIZGATEVT4OC","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BXO5CIZG","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:ab3bce4ad75d68e7d567c4244218f4f20270c675e5c8787ff54018bf201ede8c","target":"graph","created_at":"2026-05-17T23:59:44Z","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":"While the Machine Learning (ML) landscape is evolving rapidly, there has been a relative lag in the development of the \"learning systems\" needed to enable broad adoption. Furthermore, few such systems are designed to support the specialized requirements of scientific ML. Here we present the Data and Learning Hub for science (DLHub), a multi-tenant system that provides both model repository and serving capabilities with a focus on science applications. DLHub addresses two significant shortcomings in current systems. First, its selfservice model repository allows users to share, publish, verify,","authors_text":"Anna Woodard, Ben Blaiszik, Ian Foster, Kyle Chard, Logan Ward, Michael J. Franklin, Ryan Chard, Steve Tuecke, Yadu Babuji, Zhuozhao Li","cross_cats":["cs.DC","stat.ML"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2018-11-27T19:31:29Z","title":"DLHub: Model and Data Serving for Science"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.11213","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":"sha256:61f2d91934c56c191a5625f7d4638e5b11097ce7bfae5c859192e00c2cb84e70","target":"record","created_at":"2026-05-17T23:59:44Z","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":"685da32643d318530fd89270a49c653d5f7c15e66a98e1e4ba900fee359cf164","cross_cats_sorted":["cs.DC","stat.ML"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2018-11-27T19:31:29Z","title_canon_sha256":"b0b0daf5c8afa45841066648e27a967efca43554fd304d04cec0ffdb3170469d"},"schema_version":"1.0","source":{"id":"1811.11213","kind":"arxiv","version":1}},"canonical_sha256":"0dddd1232604c959f1c22f244f485e147d07a95979c7d550550f61d67773ed63","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0dddd1232604c959f1c22f244f485e147d07a95979c7d550550f61d67773ed63","first_computed_at":"2026-05-17T23:59:44.458755Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:44.458755Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/LNY29m2AenZGfemwkzkLm8atPHXXPuk7xXDCTJFd8PIZK+e4mWzOwO1MEpnosKyHwJ3ikhtiUcF/37HhdLQDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:44.459377Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.11213","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:61f2d91934c56c191a5625f7d4638e5b11097ce7bfae5c859192e00c2cb84e70","sha256:ab3bce4ad75d68e7d567c4244218f4f20270c675e5c8787ff54018bf201ede8c"],"state_sha256":"1672f0d688f4f5e6cc20835f385b23b1f6aead69ad7e786eb6f587c377c868a1"}