{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:HOXTTLSIVGCSDARR4SVAI3TP3T","short_pith_number":"pith:HOXTTLSI","canonical_record":{"source":{"id":"2008.09777","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2020-08-22T08:15:52Z","cross_cats_sorted":[],"title_canon_sha256":"836692285c566108a21c28c2e766a922fceddb7a00909ff06a2db61a91055479","abstract_canon_sha256":"49afa5db6c4fbe9d41a766722dd32bb1024b600df945f489ff4ba1f7f172f762"},"schema_version":"1.0"},"canonical_sha256":"3baf39ae48a985218231e4aa046e6fdccc9519a0a4e9966dcdb5c820bb3e0a4a","source":{"kind":"arxiv","id":"2008.09777","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.09777","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"arxiv_version","alias_value":"2008.09777v4","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.09777","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"pith_short_12","alias_value":"HOXTTLSIVGCS","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"pith_short_16","alias_value":"HOXTTLSIVGCSDARR","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"pith_short_8","alias_value":"HOXTTLSI","created_at":"2026-07-05T04:14:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:HOXTTLSIVGCSDARR4SVAI3TP3T","target":"record","payload":{"canonical_record":{"source":{"id":"2008.09777","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2020-08-22T08:15:52Z","cross_cats_sorted":[],"title_canon_sha256":"836692285c566108a21c28c2e766a922fceddb7a00909ff06a2db61a91055479","abstract_canon_sha256":"49afa5db6c4fbe9d41a766722dd32bb1024b600df945f489ff4ba1f7f172f762"},"schema_version":"1.0"},"canonical_sha256":"3baf39ae48a985218231e4aa046e6fdccc9519a0a4e9966dcdb5c820bb3e0a4a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:14:36.024387Z","signature_b64":"18I2BorE/QAo7EJ4gk3g0EvSrPRdP0AarqL2VkmfpVDZ2jLSadSvQseAhdm/3o4P+rCgO1BmJV75mgCgWYDMAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3baf39ae48a985218231e4aa046e6fdccc9519a0a4e9966dcdb5c820bb3e0a4a","last_reissued_at":"2026-07-05T04:14:36.023927Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:14:36.023927Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.09777","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:14:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZmCjl2S63IbvgH85NhrtLYvhn7cfgtUwX/nXwdfEY7TkBOmlQIpLh8T/lAKKsMrPQsraIxVxU2XJ9U9QFeC7Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T17:10:03.577762Z"},"content_sha256":"eacb261e9c03acc2db5b503d76490321a8f5f9b5a9671ec980c66ec786602895","schema_version":"1.0","event_id":"sha256:eacb261e9c03acc2db5b503d76490321a8f5f9b5a9671ec980c66ec786602895"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:HOXTTLSIVGCSDARR4SVAI3TP3T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Surrogate NAS Benchmarks: Going Beyond the Limited Search Spaces of Tabular NAS Benchmarks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Arber Zela, Frank Hutter, Jovita Lukasik, Julien Siems, Lucas Zimmer, Margret Keuper","submitted_at":"2020-08-22T08:15:52Z","abstract_excerpt":"The most significant barrier to the advancement of Neural Architecture Search (NAS) is its demand for large computational resources, which hinders scientifically sound empirical evaluations of NAS methods. Tabular NAS benchmarks have alleviated this problem substantially, making it possible to properly evaluate NAS methods in seconds on commodity machines. However, an unintended consequence of tabular NAS benchmarks has been a focus on extremely small architectural search spaces since their construction relies on exhaustive evaluations of the space. This leads to unrealistic results that do no"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.09777","kind":"arxiv","version":4},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2008.09777/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T04:14:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cRjeoV9POTdUvQVlJWY80SZLhzUok2yzP1XmBXGHXQqw++ekHQScvEKd7YQdMxzlHAzFDfI5B6wfmLGHOJKZBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T17:10:03.578129Z"},"content_sha256":"6b0389ba35732a5c9ae612f05e7072d363b720d69b7a902ce2d2aa07cd0abe22","schema_version":"1.0","event_id":"sha256:6b0389ba35732a5c9ae612f05e7072d363b720d69b7a902ce2d2aa07cd0abe22"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HOXTTLSIVGCSDARR4SVAI3TP3T/bundle.json","state_url":"https://pith.science/pith/HOXTTLSIVGCSDARR4SVAI3TP3T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HOXTTLSIVGCSDARR4SVAI3TP3T/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":"2026-07-06T17:10:03Z","links":{"resolver":"https://pith.science/pith/HOXTTLSIVGCSDARR4SVAI3TP3T","bundle":"https://pith.science/pith/HOXTTLSIVGCSDARR4SVAI3TP3T/bundle.json","state":"https://pith.science/pith/HOXTTLSIVGCSDARR4SVAI3TP3T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HOXTTLSIVGCSDARR4SVAI3TP3T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:HOXTTLSIVGCSDARR4SVAI3TP3T","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":"49afa5db6c4fbe9d41a766722dd32bb1024b600df945f489ff4ba1f7f172f762","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2020-08-22T08:15:52Z","title_canon_sha256":"836692285c566108a21c28c2e766a922fceddb7a00909ff06a2db61a91055479"},"schema_version":"1.0","source":{"id":"2008.09777","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.09777","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"arxiv_version","alias_value":"2008.09777v4","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.09777","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"pith_short_12","alias_value":"HOXTTLSIVGCS","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"pith_short_16","alias_value":"HOXTTLSIVGCSDARR","created_at":"2026-07-05T04:14:36Z"},{"alias_kind":"pith_short_8","alias_value":"HOXTTLSI","created_at":"2026-07-05T04:14:36Z"}],"graph_snapshots":[{"event_id":"sha256:6b0389ba35732a5c9ae612f05e7072d363b720d69b7a902ce2d2aa07cd0abe22","target":"graph","created_at":"2026-07-05T04:14:36Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2008.09777/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The most significant barrier to the advancement of Neural Architecture Search (NAS) is its demand for large computational resources, which hinders scientifically sound empirical evaluations of NAS methods. Tabular NAS benchmarks have alleviated this problem substantially, making it possible to properly evaluate NAS methods in seconds on commodity machines. However, an unintended consequence of tabular NAS benchmarks has been a focus on extremely small architectural search spaces since their construction relies on exhaustive evaluations of the space. This leads to unrealistic results that do no","authors_text":"Arber Zela, Frank Hutter, Jovita Lukasik, Julien Siems, Lucas Zimmer, Margret Keuper","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2020-08-22T08:15:52Z","title":"Surrogate NAS Benchmarks: Going Beyond the Limited Search Spaces of Tabular NAS Benchmarks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.09777","kind":"arxiv","version":4},"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:eacb261e9c03acc2db5b503d76490321a8f5f9b5a9671ec980c66ec786602895","target":"record","created_at":"2026-07-05T04:14:36Z","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":"49afa5db6c4fbe9d41a766722dd32bb1024b600df945f489ff4ba1f7f172f762","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2020-08-22T08:15:52Z","title_canon_sha256":"836692285c566108a21c28c2e766a922fceddb7a00909ff06a2db61a91055479"},"schema_version":"1.0","source":{"id":"2008.09777","kind":"arxiv","version":4}},"canonical_sha256":"3baf39ae48a985218231e4aa046e6fdccc9519a0a4e9966dcdb5c820bb3e0a4a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3baf39ae48a985218231e4aa046e6fdccc9519a0a4e9966dcdb5c820bb3e0a4a","first_computed_at":"2026-07-05T04:14:36.023927Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:14:36.023927Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"18I2BorE/QAo7EJ4gk3g0EvSrPRdP0AarqL2VkmfpVDZ2jLSadSvQseAhdm/3o4P+rCgO1BmJV75mgCgWYDMAA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:14:36.024387Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.09777","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eacb261e9c03acc2db5b503d76490321a8f5f9b5a9671ec980c66ec786602895","sha256:6b0389ba35732a5c9ae612f05e7072d363b720d69b7a902ce2d2aa07cd0abe22"],"state_sha256":"f0167cde7b907168abac64a90e037b0d692f7853db5947f921375fb40f1f4e13"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sa/bjymvS3qjsbEOltqoZ4TFuHqIg38TdLg3etDDkGHakAA+9wVm+1rQ2z5QW5osbrfOLViBnc5nRE5zveZ+DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T17:10:03.580131Z","bundle_sha256":"c4e9a858514ff12790d30219cce9a4223a1c3544132336f0649c0173fd05b611"}}