{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:QZ66GRFSTFBSUMI6TKL22WUXGO","short_pith_number":"pith:QZ66GRFS","canonical_record":{"source":{"id":"2506.23257","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-29T14:28:10Z","cross_cats_sorted":[],"title_canon_sha256":"f075a3e7ebb8546ba1fcc60bddca624d9659e74d3070b93b856977a15f66d224","abstract_canon_sha256":"74ecb0a23f2fc19e1770a59d2c817b77311ade1450f7335b879a1eae5dcb31f0"},"schema_version":"1.0"},"canonical_sha256":"867de344b299432a311e9a97ad5a9733a88bf4563c676deb78aa7a8a0cb44a8e","source":{"kind":"arxiv","id":"2506.23257","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.23257","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"arxiv_version","alias_value":"2506.23257v2","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.23257","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"pith_short_12","alias_value":"QZ66GRFSTFBS","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"pith_short_16","alias_value":"QZ66GRFSTFBSUMI6","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"pith_short_8","alias_value":"QZ66GRFS","created_at":"2026-07-05T11:52:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:QZ66GRFSTFBSUMI6TKL22WUXGO","target":"record","payload":{"canonical_record":{"source":{"id":"2506.23257","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-29T14:28:10Z","cross_cats_sorted":[],"title_canon_sha256":"f075a3e7ebb8546ba1fcc60bddca624d9659e74d3070b93b856977a15f66d224","abstract_canon_sha256":"74ecb0a23f2fc19e1770a59d2c817b77311ade1450f7335b879a1eae5dcb31f0"},"schema_version":"1.0"},"canonical_sha256":"867de344b299432a311e9a97ad5a9733a88bf4563c676deb78aa7a8a0cb44a8e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:52:03.028378Z","signature_b64":"YdARfLr6QfgE3KPvN0FDKGuQpTSNBLdjx+in57wJzuYw9/BSoifEkx8PcXDkmtVUj17okYiR91rVm2q6vrSxCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"867de344b299432a311e9a97ad5a9733a88bf4563c676deb78aa7a8a0cb44a8e","last_reissued_at":"2026-07-05T11:52:03.027948Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:52:03.027948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.23257","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":"2026-07-05T11:52:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jTYKhd9juvl92Jlu+kOg4WyEaMI2lYTpiF63ZrP0r/bcCumdlUL3v/w5uQLunTdmwOS2+SSkaNhkRDUPAAyQDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T08:02:21.805672Z"},"content_sha256":"d421dcb84fd5d2e13742b7b8097e41831fdd454d6035a0ac4b4206b7a06fdf7d","schema_version":"1.0","event_id":"sha256:d421dcb84fd5d2e13742b7b8097e41831fdd454d6035a0ac4b4206b7a06fdf7d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:QZ66GRFSTFBSUMI6TKL22WUXGO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PCLVis: Visual Analytics of Process Communication Latency in Large-Scale Simulation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Baofeng Fu, Chongke Bi, Lu Yang, Siming Chen, Xin Gao, Ying Zhao, Yuheng Zhao","submitted_at":"2025-06-29T14:28:10Z","abstract_excerpt":"Large-scale simulations on supercomputers have become important tools for users. However, their scalability remains a problem due to the huge communication cost among parallel processes. Most of the existing communication latency analysis methods rely on the physical link layer information, which is only available to administrators. In this paper, a framework called PCLVis is proposed to help general users analyze process communication latency (PCL) events. Instead of the physical link layer information, the PCLVis uses the MPI process communication data for the analysis. First, a spatial PCL "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.23257","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/2506.23257/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":"2026-07-05T11:52:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kYcn1Mvcz92h0KiCwqOtTmJDNadNqTc3NykW/OjAhISsUp9w8XL9GH3kIbqfbQQzrPcj++sQPkCehCbx+qJ3BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T08:02:21.806388Z"},"content_sha256":"a5a23f920a5ec91793873ec7cd7bbe81ad08dab0a2c6c1e732e70d94c95bfa53","schema_version":"1.0","event_id":"sha256:a5a23f920a5ec91793873ec7cd7bbe81ad08dab0a2c6c1e732e70d94c95bfa53"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QZ66GRFSTFBSUMI6TKL22WUXGO/bundle.json","state_url":"https://pith.science/pith/QZ66GRFSTFBSUMI6TKL22WUXGO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QZ66GRFSTFBSUMI6TKL22WUXGO/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":"2026-08-06T08:02:21Z","links":{"resolver":"https://pith.science/pith/QZ66GRFSTFBSUMI6TKL22WUXGO","bundle":"https://pith.science/pith/QZ66GRFSTFBSUMI6TKL22WUXGO/bundle.json","state":"https://pith.science/pith/QZ66GRFSTFBSUMI6TKL22WUXGO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QZ66GRFSTFBSUMI6TKL22WUXGO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:QZ66GRFSTFBSUMI6TKL22WUXGO","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":"74ecb0a23f2fc19e1770a59d2c817b77311ade1450f7335b879a1eae5dcb31f0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-29T14:28:10Z","title_canon_sha256":"f075a3e7ebb8546ba1fcc60bddca624d9659e74d3070b93b856977a15f66d224"},"schema_version":"1.0","source":{"id":"2506.23257","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.23257","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"arxiv_version","alias_value":"2506.23257v2","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.23257","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"pith_short_12","alias_value":"QZ66GRFSTFBS","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"pith_short_16","alias_value":"QZ66GRFSTFBSUMI6","created_at":"2026-07-05T11:52:03Z"},{"alias_kind":"pith_short_8","alias_value":"QZ66GRFS","created_at":"2026-07-05T11:52:03Z"}],"graph_snapshots":[{"event_id":"sha256:a5a23f920a5ec91793873ec7cd7bbe81ad08dab0a2c6c1e732e70d94c95bfa53","target":"graph","created_at":"2026-07-05T11:52:03Z","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/2506.23257/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Large-scale simulations on supercomputers have become important tools for users. However, their scalability remains a problem due to the huge communication cost among parallel processes. Most of the existing communication latency analysis methods rely on the physical link layer information, which is only available to administrators. In this paper, a framework called PCLVis is proposed to help general users analyze process communication latency (PCL) events. Instead of the physical link layer information, the PCLVis uses the MPI process communication data for the analysis. First, a spatial PCL ","authors_text":"Baofeng Fu, Chongke Bi, Lu Yang, Siming Chen, Xin Gao, Ying Zhao, Yuheng Zhao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-29T14:28:10Z","title":"PCLVis: Visual Analytics of Process Communication Latency in Large-Scale Simulation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.23257","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:d421dcb84fd5d2e13742b7b8097e41831fdd454d6035a0ac4b4206b7a06fdf7d","target":"record","created_at":"2026-07-05T11:52:03Z","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":"74ecb0a23f2fc19e1770a59d2c817b77311ade1450f7335b879a1eae5dcb31f0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-29T14:28:10Z","title_canon_sha256":"f075a3e7ebb8546ba1fcc60bddca624d9659e74d3070b93b856977a15f66d224"},"schema_version":"1.0","source":{"id":"2506.23257","kind":"arxiv","version":2}},"canonical_sha256":"867de344b299432a311e9a97ad5a9733a88bf4563c676deb78aa7a8a0cb44a8e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"867de344b299432a311e9a97ad5a9733a88bf4563c676deb78aa7a8a0cb44a8e","first_computed_at":"2026-07-05T11:52:03.027948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:52:03.027948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YdARfLr6QfgE3KPvN0FDKGuQpTSNBLdjx+in57wJzuYw9/BSoifEkx8PcXDkmtVUj17okYiR91rVm2q6vrSxCg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:52:03.028378Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.23257","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d421dcb84fd5d2e13742b7b8097e41831fdd454d6035a0ac4b4206b7a06fdf7d","sha256:a5a23f920a5ec91793873ec7cd7bbe81ad08dab0a2c6c1e732e70d94c95bfa53"],"state_sha256":"19bde64fe6f34da449c7985ed49328a60aacfafe2518bedc377fa9794a60e68c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"17eMcFnBKttqSNCpfl9/ulB358MfzB3yFZpYGWxEXesXophQMQrLQxmBNaNVoIf/WSoBYmwrJ2jtNrEZYza8Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T08:02:21.811385Z","bundle_sha256":"2995a86b725b57bd52d77eccd5f79803cfc21fd82ab0baa004d78b90fc0639be"}}