{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:SKC2KSXCLHEYAR7ZQDLZ3BYMVV","short_pith_number":"pith:SKC2KSXC","canonical_record":{"source":{"id":"1906.00311","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2019-06-01T23:25:38Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"f8a6f98cd6db12c03f38f7b2aca68b3ba45d5dadd352bc49086adbad4a9443a8","abstract_canon_sha256":"c2ebc8d6e604d6a4a51b07c6867062362b054576c9ef59a71d80a147ddd5fd48"},"schema_version":"1.0"},"canonical_sha256":"9285a54ae259c98047f980d79d870cad5ec375f4a79a3e08ff1db2a02f5916fd","source":{"kind":"arxiv","id":"1906.00311","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.00311","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"arxiv_version","alias_value":"1906.00311v2","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.00311","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"pith_short_12","alias_value":"SKC2KSXCLHEY","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"pith_short_16","alias_value":"SKC2KSXCLHEYAR7Z","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"pith_short_8","alias_value":"SKC2KSXC","created_at":"2026-07-05T00:15:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:SKC2KSXCLHEYAR7ZQDLZ3BYMVV","target":"record","payload":{"canonical_record":{"source":{"id":"1906.00311","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2019-06-01T23:25:38Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"f8a6f98cd6db12c03f38f7b2aca68b3ba45d5dadd352bc49086adbad4a9443a8","abstract_canon_sha256":"c2ebc8d6e604d6a4a51b07c6867062362b054576c9ef59a71d80a147ddd5fd48"},"schema_version":"1.0"},"canonical_sha256":"9285a54ae259c98047f980d79d870cad5ec375f4a79a3e08ff1db2a02f5916fd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:15:05.924907Z","signature_b64":"gEIWmMOnoIRKR0Li6iJQ9/6CN+SpA3/TzUct41RSPulU7SVFByhhTQTeB1IfMZkTFOQFRs5i+b55JxbsIh8rCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9285a54ae259c98047f980d79d870cad5ec375f4a79a3e08ff1db2a02f5916fd","last_reissued_at":"2026-07-05T00:15:05.924364Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:15:05.924364Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1906.00311","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":"2026-07-05T00:15:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LpteBRw/t+JHjJeq97UCY3oEwwpCTOz8EVkUZTOFYpDXXOkd0XzNQPHj+RyatdG1eck4zLv/Xe7y362ApcR6BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:47:52.370930Z"},"content_sha256":"fbcc70a451b21ab72d4e67b9058891f6800d44ea3a2d62a6dd930d988ecb297a","schema_version":"1.0","event_id":"sha256:fbcc70a451b21ab72d4e67b9058891f6800d44ea3a2d62a6dd930d988ecb297a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:SKC2KSXCLHEYAR7ZQDLZ3BYMVV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Smoothing Structured Decomposable Circuits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.AI","authors_text":"Andy Shih, Antoine Amarilli, Guy Van den Broeck, Paul Beame","submitted_at":"2019-06-01T23:25:38Z","abstract_excerpt":"We study the task of smoothing a circuit, i.e., ensuring that all children of a plus-gate mention the same variables. Circuits serve as the building blocks of state-of-the-art inference algorithms on discrete probabilistic graphical models and probabilistic programs. They are also important for discrete density estimation algorithms. Many of these tasks require the input circuit to be smooth. However, smoothing has not been studied in its own right yet, and only a trivial quadratic algorithm is known. This paper studies efficient smoothing for structured decomposable circuits. We propose a nea"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.00311","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1906.00311/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":"2026-07-05T00:15:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HyqYuSXfu/Jlfrfu4JeCrISliIOryBXSJTIWvcA5Gz+FlGDMWU1SRyKDGMLGIlyG69JcVir/GCZjQl6C4TKMAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:47:52.371313Z"},"content_sha256":"60b3a11d3818165522263f721689dee0daf463636a6ae19a9b7169a505ec438e","schema_version":"1.0","event_id":"sha256:60b3a11d3818165522263f721689dee0daf463636a6ae19a9b7169a505ec438e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SKC2KSXCLHEYAR7ZQDLZ3BYMVV/bundle.json","state_url":"https://pith.science/pith/SKC2KSXCLHEYAR7ZQDLZ3BYMVV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SKC2KSXCLHEYAR7ZQDLZ3BYMVV/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":"2026-08-03T17:47:52Z","links":{"resolver":"https://pith.science/pith/SKC2KSXCLHEYAR7ZQDLZ3BYMVV","bundle":"https://pith.science/pith/SKC2KSXCLHEYAR7ZQDLZ3BYMVV/bundle.json","state":"https://pith.science/pith/SKC2KSXCLHEYAR7ZQDLZ3BYMVV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SKC2KSXCLHEYAR7ZQDLZ3BYMVV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:SKC2KSXCLHEYAR7ZQDLZ3BYMVV","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":"c2ebc8d6e604d6a4a51b07c6867062362b054576c9ef59a71d80a147ddd5fd48","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2019-06-01T23:25:38Z","title_canon_sha256":"f8a6f98cd6db12c03f38f7b2aca68b3ba45d5dadd352bc49086adbad4a9443a8"},"schema_version":"1.0","source":{"id":"1906.00311","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.00311","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"arxiv_version","alias_value":"1906.00311v2","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.00311","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"pith_short_12","alias_value":"SKC2KSXCLHEY","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"pith_short_16","alias_value":"SKC2KSXCLHEYAR7Z","created_at":"2026-07-05T00:15:05Z"},{"alias_kind":"pith_short_8","alias_value":"SKC2KSXC","created_at":"2026-07-05T00:15:05Z"}],"graph_snapshots":[{"event_id":"sha256:60b3a11d3818165522263f721689dee0daf463636a6ae19a9b7169a505ec438e","target":"graph","created_at":"2026-07-05T00:15:05Z","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/1906.00311/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the task of smoothing a circuit, i.e., ensuring that all children of a plus-gate mention the same variables. Circuits serve as the building blocks of state-of-the-art inference algorithms on discrete probabilistic graphical models and probabilistic programs. They are also important for discrete density estimation algorithms. Many of these tasks require the input circuit to be smooth. However, smoothing has not been studied in its own right yet, and only a trivial quadratic algorithm is known. This paper studies efficient smoothing for structured decomposable circuits. We propose a nea","authors_text":"Andy Shih, Antoine Amarilli, Guy Van den Broeck, Paul Beame","cross_cats":["cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2019-06-01T23:25:38Z","title":"Smoothing Structured Decomposable Circuits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.00311","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:fbcc70a451b21ab72d4e67b9058891f6800d44ea3a2d62a6dd930d988ecb297a","target":"record","created_at":"2026-07-05T00:15:05Z","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":"c2ebc8d6e604d6a4a51b07c6867062362b054576c9ef59a71d80a147ddd5fd48","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2019-06-01T23:25:38Z","title_canon_sha256":"f8a6f98cd6db12c03f38f7b2aca68b3ba45d5dadd352bc49086adbad4a9443a8"},"schema_version":"1.0","source":{"id":"1906.00311","kind":"arxiv","version":2}},"canonical_sha256":"9285a54ae259c98047f980d79d870cad5ec375f4a79a3e08ff1db2a02f5916fd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9285a54ae259c98047f980d79d870cad5ec375f4a79a3e08ff1db2a02f5916fd","first_computed_at":"2026-07-05T00:15:05.924364Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:15:05.924364Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gEIWmMOnoIRKR0Li6iJQ9/6CN+SpA3/TzUct41RSPulU7SVFByhhTQTeB1IfMZkTFOQFRs5i+b55JxbsIh8rCA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:15:05.924907Z","signed_message":"canonical_sha256_bytes"},"source_id":"1906.00311","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fbcc70a451b21ab72d4e67b9058891f6800d44ea3a2d62a6dd930d988ecb297a","sha256:60b3a11d3818165522263f721689dee0daf463636a6ae19a9b7169a505ec438e"],"state_sha256":"144e77e551c9d25d213b6a90f5cfdc1e90940e418184c47cbcdb2d1834d5804a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G+uViPO9MPn/s4we9XQKYp5APVUXcq53gXTdPpmChi/0rB2fiujvbTBF63QT+/5HoQlAPuZQE/ljyfU86jUiAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T17:47:52.373971Z","bundle_sha256":"7bfdc641b349ee585e7b2877e2fbe33c0958401e922888399f747eb3a14fb5c8"}}