{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:WGKQ4XH5YLL5HSCPFULAMXETIR","short_pith_number":"pith:WGKQ4XH5","canonical_record":{"source":{"id":"1302.3576","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-02-13T14:13:55Z","cross_cats_sorted":[],"title_canon_sha256":"674400328f7bce1a2f01e84258ce2ed1c3b17fdad00b66b7423689a6129dfd18","abstract_canon_sha256":"b6b7fe5f03bda5d128181d14954a77ec6eb5f3794692cdcc827c47368bdab22a"},"schema_version":"1.0"},"canonical_sha256":"b1950e5cfdc2d7d3c84f2d16065c93445927a866a240a260c988a618c46520d5","source":{"kind":"arxiv","id":"1302.3576","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.3576","created_at":"2026-05-18T03:33:36Z"},{"alias_kind":"arxiv_version","alias_value":"1302.3576v1","created_at":"2026-05-18T03:33:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.3576","created_at":"2026-05-18T03:33:36Z"},{"alias_kind":"pith_short_12","alias_value":"WGKQ4XH5YLL5","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"WGKQ4XH5YLL5HSCP","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"WGKQ4XH5","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:WGKQ4XH5YLL5HSCPFULAMXETIR","target":"record","payload":{"canonical_record":{"source":{"id":"1302.3576","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-02-13T14:13:55Z","cross_cats_sorted":[],"title_canon_sha256":"674400328f7bce1a2f01e84258ce2ed1c3b17fdad00b66b7423689a6129dfd18","abstract_canon_sha256":"b6b7fe5f03bda5d128181d14954a77ec6eb5f3794692cdcc827c47368bdab22a"},"schema_version":"1.0"},"canonical_sha256":"b1950e5cfdc2d7d3c84f2d16065c93445927a866a240a260c988a618c46520d5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:33:36.717411Z","signature_b64":"IhQayWM27tvNUaCb2PdaK90uMSwY8k0xkt0fUWr7etm7VYWX7kVBfzd2oExXSSNATyUPWL7Cfkj1Pv7b2Hu0AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b1950e5cfdc2d7d3c84f2d16065c93445927a866a240a260c988a618c46520d5","last_reissued_at":"2026-05-18T03:33:36.716653Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:33:36.716653Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1302.3576","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":"2026-05-18T03:33:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pXHTzflftgFm4/nPENbGSB7V3pvWNGj2jh2E7kSKE79e3SZoXqSDB6BNObSIEt/nVLEf/IpUcZSEAp5WlqW2DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T22:28:11.915512Z"},"content_sha256":"3667b7a5a99658609e97e5ca9ce3d197afc29eab793161d43adb7abadd942444","schema_version":"1.0","event_id":"sha256:3667b7a5a99658609e97e5ca9ce3d197afc29eab793161d43adb7abadd942444"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:WGKQ4XH5YLL5HSCPFULAMXETIR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An Evaluation of Structural Parameters for Probabilistic Reasoning: Results on Benchmark Circuits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Rina Dechter, Yousri El Fattah","submitted_at":"2013-02-13T14:13:55Z","abstract_excerpt":"Many algorithms for processing probabilistic networks are dependent on the topological properties of the problem's structure.  Such algorithms (e.g., clustering, conditioning) are effective only if the problem has a sparse graph captured by parameters such as tree width and cycle-cut set size.  In this paper we initiate a study to determine the potential of structure-based algorithms in real-life applications.  We analyze empirically the structural properties of problems coming from the circuit diagnosis domain.  Specifically, we locate those properties that capture the effectiveness of cluste"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.3576","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":"2026-05-18T03:33:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AGXxyhOAFbWciOCmelmqPcnXXvHfp1bHToxh64OT7IsgUKSpuUTxwaOipJqT+ZEr17iDZQETJVkesW85i2raCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T22:28:11.916238Z"},"content_sha256":"d38f5625ee1b1393149950d5c10335222341930befb3281a6bf034cf37109b90","schema_version":"1.0","event_id":"sha256:d38f5625ee1b1393149950d5c10335222341930befb3281a6bf034cf37109b90"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WGKQ4XH5YLL5HSCPFULAMXETIR/bundle.json","state_url":"https://pith.science/pith/WGKQ4XH5YLL5HSCPFULAMXETIR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WGKQ4XH5YLL5HSCPFULAMXETIR/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":"2026-05-30T22:28:11Z","links":{"resolver":"https://pith.science/pith/WGKQ4XH5YLL5HSCPFULAMXETIR","bundle":"https://pith.science/pith/WGKQ4XH5YLL5HSCPFULAMXETIR/bundle.json","state":"https://pith.science/pith/WGKQ4XH5YLL5HSCPFULAMXETIR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WGKQ4XH5YLL5HSCPFULAMXETIR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:WGKQ4XH5YLL5HSCPFULAMXETIR","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":"b6b7fe5f03bda5d128181d14954a77ec6eb5f3794692cdcc827c47368bdab22a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-02-13T14:13:55Z","title_canon_sha256":"674400328f7bce1a2f01e84258ce2ed1c3b17fdad00b66b7423689a6129dfd18"},"schema_version":"1.0","source":{"id":"1302.3576","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.3576","created_at":"2026-05-18T03:33:36Z"},{"alias_kind":"arxiv_version","alias_value":"1302.3576v1","created_at":"2026-05-18T03:33:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.3576","created_at":"2026-05-18T03:33:36Z"},{"alias_kind":"pith_short_12","alias_value":"WGKQ4XH5YLL5","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"WGKQ4XH5YLL5HSCP","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"WGKQ4XH5","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:d38f5625ee1b1393149950d5c10335222341930befb3281a6bf034cf37109b90","target":"graph","created_at":"2026-05-18T03:33:36Z","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"},"paper":{"abstract_excerpt":"Many algorithms for processing probabilistic networks are dependent on the topological properties of the problem's structure.  Such algorithms (e.g., clustering, conditioning) are effective only if the problem has a sparse graph captured by parameters such as tree width and cycle-cut set size.  In this paper we initiate a study to determine the potential of structure-based algorithms in real-life applications.  We analyze empirically the structural properties of problems coming from the circuit diagnosis domain.  Specifically, we locate those properties that capture the effectiveness of cluste","authors_text":"Rina Dechter, Yousri El Fattah","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-02-13T14:13:55Z","title":"An Evaluation of Structural Parameters for Probabilistic Reasoning: Results on Benchmark Circuits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.3576","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":"sha256:3667b7a5a99658609e97e5ca9ce3d197afc29eab793161d43adb7abadd942444","target":"record","created_at":"2026-05-18T03:33:36Z","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":"b6b7fe5f03bda5d128181d14954a77ec6eb5f3794692cdcc827c47368bdab22a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-02-13T14:13:55Z","title_canon_sha256":"674400328f7bce1a2f01e84258ce2ed1c3b17fdad00b66b7423689a6129dfd18"},"schema_version":"1.0","source":{"id":"1302.3576","kind":"arxiv","version":1}},"canonical_sha256":"b1950e5cfdc2d7d3c84f2d16065c93445927a866a240a260c988a618c46520d5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b1950e5cfdc2d7d3c84f2d16065c93445927a866a240a260c988a618c46520d5","first_computed_at":"2026-05-18T03:33:36.716653Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:33:36.716653Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IhQayWM27tvNUaCb2PdaK90uMSwY8k0xkt0fUWr7etm7VYWX7kVBfzd2oExXSSNATyUPWL7Cfkj1Pv7b2Hu0AA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:33:36.717411Z","signed_message":"canonical_sha256_bytes"},"source_id":"1302.3576","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3667b7a5a99658609e97e5ca9ce3d197afc29eab793161d43adb7abadd942444","sha256:d38f5625ee1b1393149950d5c10335222341930befb3281a6bf034cf37109b90"],"state_sha256":"b1c97a0dcba7b1046adf1a9020e02a50c809aa745fce6811addcd78d70b34cb0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ikTwMzA5mz0HgiZoZ/9wOaTX4/isLnL4WIHkAVl/IvQvvO9KU9bQB9W4mR/ox0RKVNLJZjybxBvVCB+niE3QBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T22:28:11.919678Z","bundle_sha256":"fa81834b4373b20f6fa230b28ad4e3aedf39c54213f23b163aec47a647cfb440"}}