{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:4B4SRMIQQDAH6JEYPLZWKFIHZS","short_pith_number":"pith:4B4SRMIQ","canonical_record":{"source":{"id":"2008.13742","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2020-08-31T17:06:43Z","cross_cats_sorted":["cs.PF"],"title_canon_sha256":"64395611df749030e3b2dea241c18198ddb1d0dbf58747e0e3bc6fee4169244c","abstract_canon_sha256":"765f7c89dee35ff1611e3545e4c7c9b86feb9e0d45f7617e11850eba851f118e"},"schema_version":"1.0"},"canonical_sha256":"e07928b11080c07f24987af3651507ccbc60b7343e9cf1a90a1155af7e61999a","source":{"kind":"arxiv","id":"2008.13742","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.13742","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"arxiv_version","alias_value":"2008.13742v1","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.13742","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"pith_short_12","alias_value":"4B4SRMIQQDAH","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"4B4SRMIQQDAH6JEY","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"4B4SRMIQ","created_at":"2026-07-05T01:31:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:4B4SRMIQQDAH6JEYPLZWKFIHZS","target":"record","payload":{"canonical_record":{"source":{"id":"2008.13742","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2020-08-31T17:06:43Z","cross_cats_sorted":["cs.PF"],"title_canon_sha256":"64395611df749030e3b2dea241c18198ddb1d0dbf58747e0e3bc6fee4169244c","abstract_canon_sha256":"765f7c89dee35ff1611e3545e4c7c9b86feb9e0d45f7617e11850eba851f118e"},"schema_version":"1.0"},"canonical_sha256":"e07928b11080c07f24987af3651507ccbc60b7343e9cf1a90a1155af7e61999a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:31:46.309366Z","signature_b64":"8on0D8IElxgMR09/22Pwc6eJ18ZPuJjHZ/3Ovmy4sgLzY+v9jMre8BdGVfaCI2P/dyAzvTYyV/CyxmHuv3bLCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e07928b11080c07f24987af3651507ccbc60b7343e9cf1a90a1155af7e61999a","last_reissued_at":"2026-07-05T01:31:46.308844Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:31:46.308844Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.13742","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":"2026-07-05T01:31:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZPZl88OKfofrS3ljN04GQzcMMaXYnrPYlC3+ZbuwizN28uanIyku42Lk+T+iJ2fTmyfcEShJe/on3m5z0JP/AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T04:51:33.278628Z"},"content_sha256":"c5fa0a837433dd38828caa8abe72967df31edce938d6ad9b3c1357c6c0962a6f","schema_version":"1.0","event_id":"sha256:c5fa0a837433dd38828caa8abe72967df31edce938d6ad9b3c1357c6c0962a6f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:4B4SRMIQQDAH6JEYPLZWKFIHZS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chimbuko: A Workflow-Level Scalable Performance Trace Analysis Tool","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.PF"],"primary_cat":"cs.DC","authors_text":"Abid Malik, Cong Xie, Gyorgy Matyasfalvi, Hubertus van Dam, Jong Youl Choi, Kerstin Kleese van Dam, Kevin Huck, Line Pouchard, Li Tang, Nicholas D'Imperio, Shinjae Yoo, Sungsoo Ha, Wei Xu, Wonyong Jeong","submitted_at":"2020-08-31T17:06:43Z","abstract_excerpt":"Because of the limits input/output systems currently impose on high-performance computing systems, a new generation of workflows that include online data reduction and analysis is emerging. Diagnosing their performance requires sophisticated performance analysis capabilities due to the complexity of execution patterns and underlying hardware, and no tool could handle the voluminous performance trace data needed to detect potential problems. This work introduces Chimbuko, a performance analysis framework that provides real-time, distributed, in situ anomaly detection. Data volumes are reduced f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.13742","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2008.13742/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":"2026-07-05T01:31:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YADRal1zezKRRzFeoiTOWkM0HzdtP8ywgBoOdWVNI2t0sXG6h8GOWhKAJ0NJxJXls7a6no7iMKgqSMvgSfI8CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T04:51:33.279129Z"},"content_sha256":"cd6ee655313a57cbc71a0c31efbd8630443cf9088b4dca30b2b98ec5ae4aa65c","schema_version":"1.0","event_id":"sha256:cd6ee655313a57cbc71a0c31efbd8630443cf9088b4dca30b2b98ec5ae4aa65c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4B4SRMIQQDAH6JEYPLZWKFIHZS/bundle.json","state_url":"https://pith.science/pith/4B4SRMIQQDAH6JEYPLZWKFIHZS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4B4SRMIQQDAH6JEYPLZWKFIHZS/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":"2026-08-07T04:51:33Z","links":{"resolver":"https://pith.science/pith/4B4SRMIQQDAH6JEYPLZWKFIHZS","bundle":"https://pith.science/pith/4B4SRMIQQDAH6JEYPLZWKFIHZS/bundle.json","state":"https://pith.science/pith/4B4SRMIQQDAH6JEYPLZWKFIHZS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4B4SRMIQQDAH6JEYPLZWKFIHZS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:4B4SRMIQQDAH6JEYPLZWKFIHZS","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":"765f7c89dee35ff1611e3545e4c7c9b86feb9e0d45f7617e11850eba851f118e","cross_cats_sorted":["cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2020-08-31T17:06:43Z","title_canon_sha256":"64395611df749030e3b2dea241c18198ddb1d0dbf58747e0e3bc6fee4169244c"},"schema_version":"1.0","source":{"id":"2008.13742","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.13742","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"arxiv_version","alias_value":"2008.13742v1","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.13742","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"pith_short_12","alias_value":"4B4SRMIQQDAH","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"4B4SRMIQQDAH6JEY","created_at":"2026-07-05T01:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"4B4SRMIQ","created_at":"2026-07-05T01:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:cd6ee655313a57cbc71a0c31efbd8630443cf9088b4dca30b2b98ec5ae4aa65c","target":"graph","created_at":"2026-07-05T01:31:46Z","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/2008.13742/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Because of the limits input/output systems currently impose on high-performance computing systems, a new generation of workflows that include online data reduction and analysis is emerging. Diagnosing their performance requires sophisticated performance analysis capabilities due to the complexity of execution patterns and underlying hardware, and no tool could handle the voluminous performance trace data needed to detect potential problems. This work introduces Chimbuko, a performance analysis framework that provides real-time, distributed, in situ anomaly detection. Data volumes are reduced f","authors_text":"Abid Malik, Cong Xie, Gyorgy Matyasfalvi, Hubertus van Dam, Jong Youl Choi, Kerstin Kleese van Dam, Kevin Huck, Line Pouchard, Li Tang, Nicholas D'Imperio, Shinjae Yoo, Sungsoo Ha, Wei Xu, Wonyong Jeong","cross_cats":["cs.PF"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2020-08-31T17:06:43Z","title":"Chimbuko: A Workflow-Level Scalable Performance Trace Analysis Tool"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.13742","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:c5fa0a837433dd38828caa8abe72967df31edce938d6ad9b3c1357c6c0962a6f","target":"record","created_at":"2026-07-05T01:31:46Z","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":"765f7c89dee35ff1611e3545e4c7c9b86feb9e0d45f7617e11850eba851f118e","cross_cats_sorted":["cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2020-08-31T17:06:43Z","title_canon_sha256":"64395611df749030e3b2dea241c18198ddb1d0dbf58747e0e3bc6fee4169244c"},"schema_version":"1.0","source":{"id":"2008.13742","kind":"arxiv","version":1}},"canonical_sha256":"e07928b11080c07f24987af3651507ccbc60b7343e9cf1a90a1155af7e61999a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e07928b11080c07f24987af3651507ccbc60b7343e9cf1a90a1155af7e61999a","first_computed_at":"2026-07-05T01:31:46.308844Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:31:46.308844Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8on0D8IElxgMR09/22Pwc6eJ18ZPuJjHZ/3Ovmy4sgLzY+v9jMre8BdGVfaCI2P/dyAzvTYyV/CyxmHuv3bLCw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:31:46.309366Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.13742","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c5fa0a837433dd38828caa8abe72967df31edce938d6ad9b3c1357c6c0962a6f","sha256:cd6ee655313a57cbc71a0c31efbd8630443cf9088b4dca30b2b98ec5ae4aa65c"],"state_sha256":"4844bda695c00c4882ea8b41d6d3105d367d2d7578d376db6d1fbaa06b1bed16"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nTO8kIlsxK0HKR1Y3FVBlmOqt2mkbVo+chUNQAj4vt66akSGop3YCMIbNrDDVEFEsekOqS28399qoAixM7QLDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T04:51:33.284166Z","bundle_sha256":"a1885dbe85860c5713e7397d3caab4acf13ce6e5c33ed425a9212b1680237ac0"}}