{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:TEBSI27S3EEUDZKPRSTFSH7RAI","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":"aa376584b29faada495a3e4ff1a8855ce1686d8a335aeffed8f849d4f4d3e23c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2013-04-04T23:19:36Z","title_canon_sha256":"1e85f5f6453744a4b928bb45be0b217468406e7fbfd76cfd4e60602460c26764"},"schema_version":"1.0","source":{"id":"1304.1584","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.1584","created_at":"2026-05-18T03:28:55Z"},{"alias_kind":"arxiv_version","alias_value":"1304.1584v1","created_at":"2026-05-18T03:28:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.1584","created_at":"2026-05-18T03:28:55Z"},{"alias_kind":"pith_short_12","alias_value":"TEBSI27S3EEU","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"TEBSI27S3EEUDZKP","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"TEBSI27S","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:8f25281e408740d886f7c142356ec0accdb34e4ee92219191af65ef5e2dfcae1","target":"graph","created_at":"2026-05-18T03:28:55Z","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":"Functional verification constitutes one of the most challenging tasks in the development of modern hardware systems, and simulation-based verification techniques dominate the functional verification landscape. A dominant paradigm in simulation-based verification is directed random testing, where a model of the system is simulated with a set of random test stimuli that are uniformly or near-uniformly distributed over the space of all stimuli satisfying a given set of constraints. Uniform or near-uniform generation of solutions for large constraint sets is therefore a problem of theoretical and ","authors_text":"Kuldeep S. Meel, Moshe Y. Vardi, Supratik Chakraborty","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2013-04-04T23:19:36Z","title":"A Scalable and Nearly Uniform Generator of SAT Witnesses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.1584","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:fd03f8f62416922c8a4bff8dee5248697f7e967a93c477aee8896b787131b6f5","target":"record","created_at":"2026-05-18T03:28:55Z","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":"aa376584b29faada495a3e4ff1a8855ce1686d8a335aeffed8f849d4f4d3e23c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2013-04-04T23:19:36Z","title_canon_sha256":"1e85f5f6453744a4b928bb45be0b217468406e7fbfd76cfd4e60602460c26764"},"schema_version":"1.0","source":{"id":"1304.1584","kind":"arxiv","version":1}},"canonical_sha256":"9903246bf2d90941e54f8ca6591ff1020e605cdbb1851ff34e00fee7598bffd5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9903246bf2d90941e54f8ca6591ff1020e605cdbb1851ff34e00fee7598bffd5","first_computed_at":"2026-05-18T03:28:55.306896Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:28:55.306896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"epMi0ZxHlOOcYNv5DPEFTtXJBPJ1NK6cNb1tHZFoKRC0kPAdKPPbFvRiKKg/9SskidW48a6ubXPU2hX/AxigCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:28:55.307476Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.1584","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fd03f8f62416922c8a4bff8dee5248697f7e967a93c477aee8896b787131b6f5","sha256:8f25281e408740d886f7c142356ec0accdb34e4ee92219191af65ef5e2dfcae1"],"state_sha256":"6ff2cf756e7d66a47b65b8f639fc55f2e56e01272d0404937ebe63533e3510e8"}