{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:INU7MVHQISBJSYRTYSGIIER6A3","short_pith_number":"pith:INU7MVHQ","canonical_record":{"source":{"id":"1505.03819","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2015-05-14T18:03:21Z","cross_cats_sorted":[],"title_canon_sha256":"982c663a05a7f3012c3746459a2b0dbcc396fd497226568768a51b5678c1f78a","abstract_canon_sha256":"57bfaf0d3971275f77f3e5abe7102b7395ab06ddebb4a80f7cd2140dc2459d3a"},"schema_version":"1.0"},"canonical_sha256":"4369f654f04482996233c48c84123e06ca3802375cea6b0f8c05275f38f14df3","source":{"kind":"arxiv","id":"1505.03819","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.03819","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"arxiv_version","alias_value":"1505.03819v1","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.03819","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"pith_short_12","alias_value":"INU7MVHQISBJ","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"INU7MVHQISBJSYRT","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"INU7MVHQ","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:INU7MVHQISBJSYRTYSGIIER6A3","target":"record","payload":{"canonical_record":{"source":{"id":"1505.03819","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2015-05-14T18:03:21Z","cross_cats_sorted":[],"title_canon_sha256":"982c663a05a7f3012c3746459a2b0dbcc396fd497226568768a51b5678c1f78a","abstract_canon_sha256":"57bfaf0d3971275f77f3e5abe7102b7395ab06ddebb4a80f7cd2140dc2459d3a"},"schema_version":"1.0"},"canonical_sha256":"4369f654f04482996233c48c84123e06ca3802375cea6b0f8c05275f38f14df3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:09:52.925627Z","signature_b64":"bJ97c0smarql7YOWGxcQ9oBOHZX7ef7QLS+03cfYnNSGfSxn3l7mHSXJ+CaO8Hnj2hiuiRNZcL9Hkv2MtZlmBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4369f654f04482996233c48c84123e06ca3802375cea6b0f8c05275f38f14df3","last_reissued_at":"2026-05-18T02:09:52.924985Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:09:52.924985Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.03819","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":"2026-05-18T02:09:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tm19hZjD11XzjcXGx7bZ9ciWz6249UhqCg5QXeQGlIa2mYOOT1/swhrDJ7Qm7AqtX4C/AXhmOJma4Sot2zmoAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T14:58:12.759892Z"},"content_sha256":"1aa3d8af8d5e7b783f955609bdea3d303643743c3e66a5d0fb9e5a5367b768aa","schema_version":"1.0","event_id":"sha256:1aa3d8af8d5e7b783f955609bdea3d303643743c3e66a5d0fb9e5a5367b768aa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:INU7MVHQISBJSYRTYSGIIER6A3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Performance Analysis and Efficient Execution on Systems with multi-core CPUs, GPUs and MICs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"George Teodoro, Guilherme Andrade, Joel Saltz, Jun Kong, Renato Ferreira, Tahsin Kurc","submitted_at":"2015-05-14T18:03:21Z","abstract_excerpt":"We carry out a comparative performance study of multi-core CPUs, GPUs and Intel Xeon Phi (Many Integrated Core - MIC) with a microscopy image analysis application. We experimentally evaluate the performance of computing devices on core operations of the application. We correlate the observed performance with the characteristics of computing devices and data access patterns, computation complexities, and parallelization forms of the operations. The results show a significant variability in the performance of operations with respect to the device used. The performances of operations with regular"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.03819","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":"2026-05-18T02:09:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rnX9XOZBXz57qtf76sXX4UZTHTEK6s6k+cKkraM6aIdYlXE/DFdzorB7XMsUxfEtvdPSFWB8qb+PbcARpV6wBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T14:58:12.760232Z"},"content_sha256":"e7ca4b1b1fab9c2a50f6b70f116c6df778ae1215549a9c4b9cf6b5b6a6c31216","schema_version":"1.0","event_id":"sha256:e7ca4b1b1fab9c2a50f6b70f116c6df778ae1215549a9c4b9cf6b5b6a6c31216"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/INU7MVHQISBJSYRTYSGIIER6A3/bundle.json","state_url":"https://pith.science/pith/INU7MVHQISBJSYRTYSGIIER6A3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/INU7MVHQISBJSYRTYSGIIER6A3/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":"2026-06-05T14:58:12Z","links":{"resolver":"https://pith.science/pith/INU7MVHQISBJSYRTYSGIIER6A3","bundle":"https://pith.science/pith/INU7MVHQISBJSYRTYSGIIER6A3/bundle.json","state":"https://pith.science/pith/INU7MVHQISBJSYRTYSGIIER6A3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/INU7MVHQISBJSYRTYSGIIER6A3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:INU7MVHQISBJSYRTYSGIIER6A3","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":"57bfaf0d3971275f77f3e5abe7102b7395ab06ddebb4a80f7cd2140dc2459d3a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2015-05-14T18:03:21Z","title_canon_sha256":"982c663a05a7f3012c3746459a2b0dbcc396fd497226568768a51b5678c1f78a"},"schema_version":"1.0","source":{"id":"1505.03819","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.03819","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"arxiv_version","alias_value":"1505.03819v1","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.03819","created_at":"2026-05-18T02:09:52Z"},{"alias_kind":"pith_short_12","alias_value":"INU7MVHQISBJ","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"INU7MVHQISBJSYRT","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"INU7MVHQ","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:e7ca4b1b1fab9c2a50f6b70f116c6df778ae1215549a9c4b9cf6b5b6a6c31216","target":"graph","created_at":"2026-05-18T02:09:52Z","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":"We carry out a comparative performance study of multi-core CPUs, GPUs and Intel Xeon Phi (Many Integrated Core - MIC) with a microscopy image analysis application. We experimentally evaluate the performance of computing devices on core operations of the application. We correlate the observed performance with the characteristics of computing devices and data access patterns, computation complexities, and parallelization forms of the operations. The results show a significant variability in the performance of operations with respect to the device used. The performances of operations with regular","authors_text":"George Teodoro, Guilherme Andrade, Joel Saltz, Jun Kong, Renato Ferreira, Tahsin Kurc","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2015-05-14T18:03:21Z","title":"Performance Analysis and Efficient Execution on Systems with multi-core CPUs, GPUs and MICs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.03819","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":"sha256:1aa3d8af8d5e7b783f955609bdea3d303643743c3e66a5d0fb9e5a5367b768aa","target":"record","created_at":"2026-05-18T02:09:52Z","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":"57bfaf0d3971275f77f3e5abe7102b7395ab06ddebb4a80f7cd2140dc2459d3a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2015-05-14T18:03:21Z","title_canon_sha256":"982c663a05a7f3012c3746459a2b0dbcc396fd497226568768a51b5678c1f78a"},"schema_version":"1.0","source":{"id":"1505.03819","kind":"arxiv","version":1}},"canonical_sha256":"4369f654f04482996233c48c84123e06ca3802375cea6b0f8c05275f38f14df3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4369f654f04482996233c48c84123e06ca3802375cea6b0f8c05275f38f14df3","first_computed_at":"2026-05-18T02:09:52.924985Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:09:52.924985Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bJ97c0smarql7YOWGxcQ9oBOHZX7ef7QLS+03cfYnNSGfSxn3l7mHSXJ+CaO8Hnj2hiuiRNZcL9Hkv2MtZlmBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:09:52.925627Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.03819","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1aa3d8af8d5e7b783f955609bdea3d303643743c3e66a5d0fb9e5a5367b768aa","sha256:e7ca4b1b1fab9c2a50f6b70f116c6df778ae1215549a9c4b9cf6b5b6a6c31216"],"state_sha256":"355e2d955938ed87a300261ba7d62a054bb4ce1b028e3513026dd8d9e928de9c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fRBeU7zEla5eDWMjFsQQzXLVv1bSnscyI33oZ4oecnMsieA3uSnBQpH0RJm1RTVu75B4/iOfbkGX5rSYaCFnCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T14:58:12.762942Z","bundle_sha256":"c19355ad2b94e5961b17943067d603d54ee9381866f2117a29dbcbf4d29ce30d"}}