{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:Q5ODPNBTX5H2RAFNVSNGP5SI4P","short_pith_number":"pith:Q5ODPNBT","canonical_record":{"source":{"id":"2506.03590","kind":"arxiv","version":5},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2025-06-04T05:44:03Z","cross_cats_sorted":[],"title_canon_sha256":"2fadd8a1ea990f589778d10789e23f6a6d9f6092239cbc69a3e479e1c8d04438","abstract_canon_sha256":"443d3f4927e130881f0dc6ae34e15deacc758379d884e14e09aea286fadd7f9a"},"schema_version":"1.0"},"canonical_sha256":"875c37b433bf4fa880adac9a67f648e3f62531f166ec371978b375709b8d6ed2","source":{"kind":"arxiv","id":"2506.03590","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.03590","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"arxiv_version","alias_value":"2506.03590v5","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.03590","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"pith_short_12","alias_value":"Q5ODPNBTX5H2","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"pith_short_16","alias_value":"Q5ODPNBTX5H2RAFN","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"pith_short_8","alias_value":"Q5ODPNBT","created_at":"2026-07-05T12:04:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:Q5ODPNBTX5H2RAFNVSNGP5SI4P","target":"record","payload":{"canonical_record":{"source":{"id":"2506.03590","kind":"arxiv","version":5},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2025-06-04T05:44:03Z","cross_cats_sorted":[],"title_canon_sha256":"2fadd8a1ea990f589778d10789e23f6a6d9f6092239cbc69a3e479e1c8d04438","abstract_canon_sha256":"443d3f4927e130881f0dc6ae34e15deacc758379d884e14e09aea286fadd7f9a"},"schema_version":"1.0"},"canonical_sha256":"875c37b433bf4fa880adac9a67f648e3f62531f166ec371978b375709b8d6ed2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:04:15.449004Z","signature_b64":"rQfDBS1Spu2x7PVvCnxUxbrCCgl6s00YI6egyk4zvSLcFCyVnibofuJpWbxwO39BnUsUNTrbzYfXK/GMAVTWBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"875c37b433bf4fa880adac9a67f648e3f62531f166ec371978b375709b8d6ed2","last_reissued_at":"2026-07-05T12:04:15.448470Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:04:15.448470Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.03590","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T12:04:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PL8Rxg/WjncUn+w92JfwW68IdGjSAUHRwvIOkV4SEj2OY+o+cfcWd2yAd9r9ftZDscgL1OE2XDrEV1pVDI3BDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T16:07:38.148764Z"},"content_sha256":"a4bb34b28366781215a01133eb4299b71915a956b01ee68d60779c648e6fd1f4","schema_version":"1.0","event_id":"sha256:a4bb34b28366781215a01133eb4299b71915a956b01ee68d60779c648e6fd1f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:Q5ODPNBTX5H2RAFNVSNGP5SI4P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"VCDiag: Classifying Erroneous Waveforms for Failure Triage Acceleration","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Aakash Tyagi, Evan Pan, Jiang Hu, Khoi Le, Michael Quinn, Minh Luu, Surya Jasper","submitted_at":"2025-06-04T05:44:03Z","abstract_excerpt":"Failure triage in design functional verification is critical but time-intensive, relying on manual specification reviews, log inspections, and waveform analyses. While machine learning (ML) has improved areas like stimulus generation and coverage closure, its application to RTL-level simulation failure triage, particularly for large designs, remains limited. VCDiag offers an efficient, adaptable approach using VCD data to classify failing waveforms and pinpoint likely failure locations. In the largest experiment, VCDiag achieves over 94% accuracy in identifying the top three most likely module"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.03590","kind":"arxiv","version":5},"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/2506.03590/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":"2026-07-05T12:04:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T7epJmsRfXp5UlMlP+tvMli92fCwHGOXFDW4Sj0CdK9MuHdm6xT7GyEXc0kfCwJiAiiy1ByDmb4ZclHZTqfUBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T16:07:38.149345Z"},"content_sha256":"9f128841d7a855913b16a4d59c7b4620684370d0b1759afb553d7f7f756cfbd6","schema_version":"1.0","event_id":"sha256:9f128841d7a855913b16a4d59c7b4620684370d0b1759afb553d7f7f756cfbd6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q5ODPNBTX5H2RAFNVSNGP5SI4P/bundle.json","state_url":"https://pith.science/pith/Q5ODPNBTX5H2RAFNVSNGP5SI4P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q5ODPNBTX5H2RAFNVSNGP5SI4P/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":"2026-08-09T16:07:38Z","links":{"resolver":"https://pith.science/pith/Q5ODPNBTX5H2RAFNVSNGP5SI4P","bundle":"https://pith.science/pith/Q5ODPNBTX5H2RAFNVSNGP5SI4P/bundle.json","state":"https://pith.science/pith/Q5ODPNBTX5H2RAFNVSNGP5SI4P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q5ODPNBTX5H2RAFNVSNGP5SI4P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:Q5ODPNBTX5H2RAFNVSNGP5SI4P","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":"443d3f4927e130881f0dc6ae34e15deacc758379d884e14e09aea286fadd7f9a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2025-06-04T05:44:03Z","title_canon_sha256":"2fadd8a1ea990f589778d10789e23f6a6d9f6092239cbc69a3e479e1c8d04438"},"schema_version":"1.0","source":{"id":"2506.03590","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.03590","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"arxiv_version","alias_value":"2506.03590v5","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.03590","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"pith_short_12","alias_value":"Q5ODPNBTX5H2","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"pith_short_16","alias_value":"Q5ODPNBTX5H2RAFN","created_at":"2026-07-05T12:04:15Z"},{"alias_kind":"pith_short_8","alias_value":"Q5ODPNBT","created_at":"2026-07-05T12:04:15Z"}],"graph_snapshots":[{"event_id":"sha256:9f128841d7a855913b16a4d59c7b4620684370d0b1759afb553d7f7f756cfbd6","target":"graph","created_at":"2026-07-05T12:04:15Z","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/2506.03590/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Failure triage in design functional verification is critical but time-intensive, relying on manual specification reviews, log inspections, and waveform analyses. While machine learning (ML) has improved areas like stimulus generation and coverage closure, its application to RTL-level simulation failure triage, particularly for large designs, remains limited. VCDiag offers an efficient, adaptable approach using VCD data to classify failing waveforms and pinpoint likely failure locations. In the largest experiment, VCDiag achieves over 94% accuracy in identifying the top three most likely module","authors_text":"Aakash Tyagi, Evan Pan, Jiang Hu, Khoi Le, Michael Quinn, Minh Luu, Surya Jasper","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2025-06-04T05:44:03Z","title":"VCDiag: Classifying Erroneous Waveforms for Failure Triage Acceleration"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.03590","kind":"arxiv","version":5},"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:a4bb34b28366781215a01133eb4299b71915a956b01ee68d60779c648e6fd1f4","target":"record","created_at":"2026-07-05T12:04:15Z","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":"443d3f4927e130881f0dc6ae34e15deacc758379d884e14e09aea286fadd7f9a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2025-06-04T05:44:03Z","title_canon_sha256":"2fadd8a1ea990f589778d10789e23f6a6d9f6092239cbc69a3e479e1c8d04438"},"schema_version":"1.0","source":{"id":"2506.03590","kind":"arxiv","version":5}},"canonical_sha256":"875c37b433bf4fa880adac9a67f648e3f62531f166ec371978b375709b8d6ed2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"875c37b433bf4fa880adac9a67f648e3f62531f166ec371978b375709b8d6ed2","first_computed_at":"2026-07-05T12:04:15.448470Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:04:15.448470Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rQfDBS1Spu2x7PVvCnxUxbrCCgl6s00YI6egyk4zvSLcFCyVnibofuJpWbxwO39BnUsUNTrbzYfXK/GMAVTWBA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:04:15.449004Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.03590","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a4bb34b28366781215a01133eb4299b71915a956b01ee68d60779c648e6fd1f4","sha256:9f128841d7a855913b16a4d59c7b4620684370d0b1759afb553d7f7f756cfbd6"],"state_sha256":"2b772c94f3da230fe814b581f7a03a90bb3ca876278046436f20d5ba3762df21"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JEhQUY471CFiKS/qnYxHTwFK+RZUQHZh+fMRffDURw9jjtbyf4YNbWYQkMHvzOY+Ep3AafbhK8ujaaBvkrzBBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T16:07:38.154278Z","bundle_sha256":"1886316208020cc6d04f3feedc569acb328ffb05aa10ea6d4160f2ea38d14ebc"}}