{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:QJHKDCEQLVGEIO4CPFTTVXHHNA","short_pith_number":"pith:QJHKDCEQ","canonical_record":{"source":{"id":"1505.06539","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.DC","submitted_at":"2015-05-25T04:39:48Z","cross_cats_sorted":[],"title_canon_sha256":"ea58a40c9841719d17d98506cdcb48fe3644443c54bb48cbf0caa9d96839523e","abstract_canon_sha256":"cab36416b75419b9e0fc763546cbd6e65085fd4e0c4494b83abb471518c3c18a"},"schema_version":"1.0"},"canonical_sha256":"824ea188905d4c443b8279673adce7683848f00c6646de20fa5185f36ed96883","source":{"kind":"arxiv","id":"1505.06539","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.06539","created_at":"2026-05-18T02:03:44Z"},{"alias_kind":"arxiv_version","alias_value":"1505.06539v1","created_at":"2026-05-18T02:03:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.06539","created_at":"2026-05-18T02:03:44Z"},{"alias_kind":"pith_short_12","alias_value":"QJHKDCEQLVGE","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QJHKDCEQLVGEIO4C","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QJHKDCEQ","created_at":"2026-05-18T12:29:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:QJHKDCEQLVGEIO4CPFTTVXHHNA","target":"record","payload":{"canonical_record":{"source":{"id":"1505.06539","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.DC","submitted_at":"2015-05-25T04:39:48Z","cross_cats_sorted":[],"title_canon_sha256":"ea58a40c9841719d17d98506cdcb48fe3644443c54bb48cbf0caa9d96839523e","abstract_canon_sha256":"cab36416b75419b9e0fc763546cbd6e65085fd4e0c4494b83abb471518c3c18a"},"schema_version":"1.0"},"canonical_sha256":"824ea188905d4c443b8279673adce7683848f00c6646de20fa5185f36ed96883","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:44.692165Z","signature_b64":"kb3p1/TmJ8S/cur2iGQp7071KJ+tgpO4rIPoalfBoFk+g95MYeOtEkvOq+IziFY/EdxDtjikQlmqI8tDs3vEDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"824ea188905d4c443b8279673adce7683848f00c6646de20fa5185f36ed96883","last_reissued_at":"2026-05-18T02:03:44.691523Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:44.691523Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.06539","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":"2026-05-18T02:03:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bDFuT/0drrSr1/dnAGjvZ23T4NObvEzWOss929hl7SZmJryV0PvBdV55iT0/zCb639H4LXHPa8gPa35lIz8KAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T13:12:23.324960Z"},"content_sha256":"1aa2af1ae29aeb21e615cdcf67b1cc0ed322d5ffc3537d65dfd3b521d8fae3a1","schema_version":"1.0","event_id":"sha256:1aa2af1ae29aeb21e615cdcf67b1cc0ed322d5ffc3537d65dfd3b521d8fae3a1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:QJHKDCEQLVGEIO4CPFTTVXHHNA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards Modeling Energy Consumption of Xeon Phi","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Gary Lawson, Masha Sosonkina, Yuzhong Shen","submitted_at":"2015-05-25T04:39:48Z","abstract_excerpt":"In the push for exascale computing, energy efficiency is of utmost concern. System architectures often adopt accelerators to hasten application execution at the cost of power. The Intel Xeon Phi co-processor is unique accelerator that offers application designers high degrees of parallelism, energy-efficient cores, and various execution modes. To explore the vast number of available configurations, a model must be developed to predict execution time, power, and energy for the CPU and Xeon Phi. An experimentation method has been developed which measures power for the CPU and Xeon Phi separately"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.06539","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":"2026-05-18T02:03:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KJofackJdeWPbgvvlWEOh5uTJlUGBTZ7ETZWRbun6oStgO0jICd+RcZypO+4CG+3W1DZcnInfSoW0S4nOWLmDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T13:12:23.325631Z"},"content_sha256":"5be3d7db14e8a35b5d2a77eb2f5f0272ddb1e6d20165149565c6a6f69b3e2f6f","schema_version":"1.0","event_id":"sha256:5be3d7db14e8a35b5d2a77eb2f5f0272ddb1e6d20165149565c6a6f69b3e2f6f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QJHKDCEQLVGEIO4CPFTTVXHHNA/bundle.json","state_url":"https://pith.science/pith/QJHKDCEQLVGEIO4CPFTTVXHHNA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QJHKDCEQLVGEIO4CPFTTVXHHNA/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":"2026-05-26T13:12:23Z","links":{"resolver":"https://pith.science/pith/QJHKDCEQLVGEIO4CPFTTVXHHNA","bundle":"https://pith.science/pith/QJHKDCEQLVGEIO4CPFTTVXHHNA/bundle.json","state":"https://pith.science/pith/QJHKDCEQLVGEIO4CPFTTVXHHNA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QJHKDCEQLVGEIO4CPFTTVXHHNA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:QJHKDCEQLVGEIO4CPFTTVXHHNA","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":"cab36416b75419b9e0fc763546cbd6e65085fd4e0c4494b83abb471518c3c18a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.DC","submitted_at":"2015-05-25T04:39:48Z","title_canon_sha256":"ea58a40c9841719d17d98506cdcb48fe3644443c54bb48cbf0caa9d96839523e"},"schema_version":"1.0","source":{"id":"1505.06539","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.06539","created_at":"2026-05-18T02:03:44Z"},{"alias_kind":"arxiv_version","alias_value":"1505.06539v1","created_at":"2026-05-18T02:03:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.06539","created_at":"2026-05-18T02:03:44Z"},{"alias_kind":"pith_short_12","alias_value":"QJHKDCEQLVGE","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QJHKDCEQLVGEIO4C","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QJHKDCEQ","created_at":"2026-05-18T12:29:37Z"}],"graph_snapshots":[{"event_id":"sha256:5be3d7db14e8a35b5d2a77eb2f5f0272ddb1e6d20165149565c6a6f69b3e2f6f","target":"graph","created_at":"2026-05-18T02:03:44Z","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":"In the push for exascale computing, energy efficiency is of utmost concern. System architectures often adopt accelerators to hasten application execution at the cost of power. The Intel Xeon Phi co-processor is unique accelerator that offers application designers high degrees of parallelism, energy-efficient cores, and various execution modes. To explore the vast number of available configurations, a model must be developed to predict execution time, power, and energy for the CPU and Xeon Phi. An experimentation method has been developed which measures power for the CPU and Xeon Phi separately","authors_text":"Gary Lawson, Masha Sosonkina, Yuzhong Shen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.DC","submitted_at":"2015-05-25T04:39:48Z","title":"Towards Modeling Energy Consumption of Xeon Phi"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.06539","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":"sha256:1aa2af1ae29aeb21e615cdcf67b1cc0ed322d5ffc3537d65dfd3b521d8fae3a1","target":"record","created_at":"2026-05-18T02:03:44Z","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":"cab36416b75419b9e0fc763546cbd6e65085fd4e0c4494b83abb471518c3c18a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.DC","submitted_at":"2015-05-25T04:39:48Z","title_canon_sha256":"ea58a40c9841719d17d98506cdcb48fe3644443c54bb48cbf0caa9d96839523e"},"schema_version":"1.0","source":{"id":"1505.06539","kind":"arxiv","version":1}},"canonical_sha256":"824ea188905d4c443b8279673adce7683848f00c6646de20fa5185f36ed96883","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"824ea188905d4c443b8279673adce7683848f00c6646de20fa5185f36ed96883","first_computed_at":"2026-05-18T02:03:44.691523Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:44.691523Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kb3p1/TmJ8S/cur2iGQp7071KJ+tgpO4rIPoalfBoFk+g95MYeOtEkvOq+IziFY/EdxDtjikQlmqI8tDs3vEDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:44.692165Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.06539","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1aa2af1ae29aeb21e615cdcf67b1cc0ed322d5ffc3537d65dfd3b521d8fae3a1","sha256:5be3d7db14e8a35b5d2a77eb2f5f0272ddb1e6d20165149565c6a6f69b3e2f6f"],"state_sha256":"7b60d6a8507a2e39386ba07385bfc9694aacb32793b84e31f581792c88a5186a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yVJw3VgdzC1PltdimCoMW1Snef8i4JeMYy+IrF/w618yKZMTCqJlhEiA1pqzfN914K9WXGO5Hs9+G07tZXdVCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T13:12:23.329034Z","bundle_sha256":"f495dacdf81bd5af906f15191491d4102c9c478c4a72feb5ac4eb7404a677ce6"}}