{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:OFN5IIIULSFVI6HLELPAGNADFB","short_pith_number":"pith:OFN5IIIU","canonical_record":{"source":{"id":"1304.3117","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-03-27T19:54:56Z","cross_cats_sorted":[],"title_canon_sha256":"c16d61a8f56dfddc1245c8178472255df3381b8ac58b143edfb84d800f8e9d0c","abstract_canon_sha256":"44efcdc6de89a750a12a05354cf9d88b6583118b6ef5ffcfd7f17ee76298c77c"},"schema_version":"1.0"},"canonical_sha256":"715bd421145c8b5478eb22de033403286cc84258b27c2faa115505224a4fd94d","source":{"kind":"arxiv","id":"1304.3117","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.3117","created_at":"2026-05-18T03:28:18Z"},{"alias_kind":"arxiv_version","alias_value":"1304.3117v1","created_at":"2026-05-18T03:28:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.3117","created_at":"2026-05-18T03:28:18Z"},{"alias_kind":"pith_short_12","alias_value":"OFN5IIIULSFV","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"OFN5IIIULSFVI6HL","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"OFN5IIIU","created_at":"2026-05-18T12:27:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:OFN5IIIULSFVI6HLELPAGNADFB","target":"record","payload":{"canonical_record":{"source":{"id":"1304.3117","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-03-27T19:54:56Z","cross_cats_sorted":[],"title_canon_sha256":"c16d61a8f56dfddc1245c8178472255df3381b8ac58b143edfb84d800f8e9d0c","abstract_canon_sha256":"44efcdc6de89a750a12a05354cf9d88b6583118b6ef5ffcfd7f17ee76298c77c"},"schema_version":"1.0"},"canonical_sha256":"715bd421145c8b5478eb22de033403286cc84258b27c2faa115505224a4fd94d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:28:18.622917Z","signature_b64":"qpDCnWdq7DBnETT21vaHQ4nW3CmBnQTrT3c8ZRHeo4Xk5K3JXtwI2ORNIk4j5hb8TGDVQvABUGZK3SRi+f+EDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"715bd421145c8b5478eb22de033403286cc84258b27c2faa115505224a4fd94d","last_reissued_at":"2026-05-18T03:28:18.622137Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:28:18.622137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.3117","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":"2026-05-18T03:28:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6uiPnINUfb/obSp/CKtFKDieJLWn66Gb01c2fzHSFLt8EGj4gHNVFwuQ+x/fXBgOnAw7XcKU8x/QLC07/F3/DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T22:36:37.928121Z"},"content_sha256":"e5c14826b4ac23b7384f62655539a4af2a4c1ec27b0bd89060a7c2b706b8717e","schema_version":"1.0","event_id":"sha256:e5c14826b4ac23b7384f62655539a4af2a4c1ec27b0bd89060a7c2b706b8717e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:OFN5IIIULSFVI6HLELPAGNADFB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evaluation of Uncertain Inference Models I: PROSPECTOR","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Bruce M. Perrin, David S. Vaughan, Karl G. Kempf, Peter D. Holden, Robert M. Yadrick","submitted_at":"2013-03-27T19:54:56Z","abstract_excerpt":"This paper examines the accuracy of the PROSPECTOR model for uncertain reasoning. PROSPECTOR's solutions for a large number of computer-generated inference networks were compared to those obtained from probability theory and minimum cross-entropy calculations. PROSPECTOR's answers were generally accurate for a restricted subset of problems that are consistent with its assumptions. However, even within this subset, we identified conditions under which PROSPECTOR's performance deteriorates."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.3117","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":"2026-05-18T03:28:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7hzytqenwDXqBvVcM789yo9Soh12axUsDn8k6wVIsOPMPPaNYI4RhlJsYE3jwhVVcOQX82PRYdaQzV+53CA5AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T22:36:37.928483Z"},"content_sha256":"1d958e2048074bf889ee9ab1bc3e938cd50bc6788be1a43ec9ae3194510ae655","schema_version":"1.0","event_id":"sha256:1d958e2048074bf889ee9ab1bc3e938cd50bc6788be1a43ec9ae3194510ae655"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OFN5IIIULSFVI6HLELPAGNADFB/bundle.json","state_url":"https://pith.science/pith/OFN5IIIULSFVI6HLELPAGNADFB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OFN5IIIULSFVI6HLELPAGNADFB/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":"2026-06-26T22:36:37Z","links":{"resolver":"https://pith.science/pith/OFN5IIIULSFVI6HLELPAGNADFB","bundle":"https://pith.science/pith/OFN5IIIULSFVI6HLELPAGNADFB/bundle.json","state":"https://pith.science/pith/OFN5IIIULSFVI6HLELPAGNADFB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OFN5IIIULSFVI6HLELPAGNADFB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:OFN5IIIULSFVI6HLELPAGNADFB","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":"44efcdc6de89a750a12a05354cf9d88b6583118b6ef5ffcfd7f17ee76298c77c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-03-27T19:54:56Z","title_canon_sha256":"c16d61a8f56dfddc1245c8178472255df3381b8ac58b143edfb84d800f8e9d0c"},"schema_version":"1.0","source":{"id":"1304.3117","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.3117","created_at":"2026-05-18T03:28:18Z"},{"alias_kind":"arxiv_version","alias_value":"1304.3117v1","created_at":"2026-05-18T03:28:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.3117","created_at":"2026-05-18T03:28:18Z"},{"alias_kind":"pith_short_12","alias_value":"OFN5IIIULSFV","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"OFN5IIIULSFVI6HL","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"OFN5IIIU","created_at":"2026-05-18T12:27:54Z"}],"graph_snapshots":[{"event_id":"sha256:1d958e2048074bf889ee9ab1bc3e938cd50bc6788be1a43ec9ae3194510ae655","target":"graph","created_at":"2026-05-18T03:28:18Z","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":"This paper examines the accuracy of the PROSPECTOR model for uncertain reasoning. PROSPECTOR's solutions for a large number of computer-generated inference networks were compared to those obtained from probability theory and minimum cross-entropy calculations. PROSPECTOR's answers were generally accurate for a restricted subset of problems that are consistent with its assumptions. However, even within this subset, we identified conditions under which PROSPECTOR's performance deteriorates.","authors_text":"Bruce M. Perrin, David S. Vaughan, Karl G. Kempf, Peter D. Holden, Robert M. Yadrick","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-03-27T19:54:56Z","title":"Evaluation of Uncertain Inference Models I: PROSPECTOR"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.3117","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:e5c14826b4ac23b7384f62655539a4af2a4c1ec27b0bd89060a7c2b706b8717e","target":"record","created_at":"2026-05-18T03:28:18Z","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":"44efcdc6de89a750a12a05354cf9d88b6583118b6ef5ffcfd7f17ee76298c77c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-03-27T19:54:56Z","title_canon_sha256":"c16d61a8f56dfddc1245c8178472255df3381b8ac58b143edfb84d800f8e9d0c"},"schema_version":"1.0","source":{"id":"1304.3117","kind":"arxiv","version":1}},"canonical_sha256":"715bd421145c8b5478eb22de033403286cc84258b27c2faa115505224a4fd94d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"715bd421145c8b5478eb22de033403286cc84258b27c2faa115505224a4fd94d","first_computed_at":"2026-05-18T03:28:18.622137Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:28:18.622137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qpDCnWdq7DBnETT21vaHQ4nW3CmBnQTrT3c8ZRHeo4Xk5K3JXtwI2ORNIk4j5hb8TGDVQvABUGZK3SRi+f+EDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:28:18.622917Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.3117","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e5c14826b4ac23b7384f62655539a4af2a4c1ec27b0bd89060a7c2b706b8717e","sha256:1d958e2048074bf889ee9ab1bc3e938cd50bc6788be1a43ec9ae3194510ae655"],"state_sha256":"4a4d88e0ef1c13fdffd52c920c0da3c99314d66454761d9d69a0b598d2d3721c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FNkATjok5PiqhRjxj+HuFc0/tAmgELPgZCMEKNP/2cTjdRyOcO26BW06hGqM5jVmHHL+pOny2NpVmDlwJWSJCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T22:36:37.930283Z","bundle_sha256":"23c572d4aa349fc57894bcf67b89f3af31144caab2a5605edff96d0e281f5dbd"}}