{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:JDUIH26J7H557U32DFCY7O54JP","short_pith_number":"pith:JDUIH26J","canonical_record":{"source":{"id":"1608.00249","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2016-07-31T19:02:34Z","cross_cats_sorted":[],"title_canon_sha256":"2bd74c637cceb99b5c6ba7952bd5a5ec01ba78b72401c7fe76a324bbd0b0bd26","abstract_canon_sha256":"233fca5f9bf8cdd01723f9453e907fdd54e875f901b78100af9da4a6f684f9e6"},"schema_version":"1.0"},"canonical_sha256":"48e883ebc9f9fbdfd37a19458fbbbc4bf4dd6d37fcc9edaae3f2904fa2944ab0","source":{"kind":"arxiv","id":"1608.00249","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.00249","created_at":"2026-05-18T01:10:12Z"},{"alias_kind":"arxiv_version","alias_value":"1608.00249v1","created_at":"2026-05-18T01:10:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.00249","created_at":"2026-05-18T01:10:12Z"},{"alias_kind":"pith_short_12","alias_value":"JDUIH26J7H55","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JDUIH26J7H557U32","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JDUIH26J","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:JDUIH26J7H557U32DFCY7O54JP","target":"record","payload":{"canonical_record":{"source":{"id":"1608.00249","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2016-07-31T19:02:34Z","cross_cats_sorted":[],"title_canon_sha256":"2bd74c637cceb99b5c6ba7952bd5a5ec01ba78b72401c7fe76a324bbd0b0bd26","abstract_canon_sha256":"233fca5f9bf8cdd01723f9453e907fdd54e875f901b78100af9da4a6f684f9e6"},"schema_version":"1.0"},"canonical_sha256":"48e883ebc9f9fbdfd37a19458fbbbc4bf4dd6d37fcc9edaae3f2904fa2944ab0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:12.114099Z","signature_b64":"CdZheTr3yZvhax7ogl5k5EBZC5Q1mXco0J2mdpdFARvGZD7DLehhb9ufKlX4N5Rad4f1ZobccsFtO+v4gaOVBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48e883ebc9f9fbdfd37a19458fbbbc4bf4dd6d37fcc9edaae3f2904fa2944ab0","last_reissued_at":"2026-05-18T01:10:12.113494Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:12.113494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.00249","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":"2026-05-18T01:10:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BAqd1wv56TrGa1nrMSRoA216/EMgr1ZovP4AP9Wl/YuINYifVHdxtkrfVtk296ZNyL9JSZoaJoLbqLb0BirIBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T21:56:27.849135Z"},"content_sha256":"4fe1e32d6dcc64ca6dbc02132c2d574c31016e20b7d09bc9ad6c898f9c0770d8","schema_version":"1.0","event_id":"sha256:4fe1e32d6dcc64ca6dbc02132c2d574c31016e20b7d09bc9ad6c898f9c0770d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:JDUIH26J7H557U32DFCY7O54JP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comments on the parallelization efficiency of the Sunway TaihuLight supercomputer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"J\\'anos V\\'egh","submitted_at":"2016-07-31T19:02:34Z","abstract_excerpt":"In the world of supercomputers, the large number of processors requires to minimize the inefficiencies of parallelization, which appear as a sequential part of the program from the point of view of Amdahl's law. The recently suggested new figure of merit is applied to the recently presented supercomputer, and the timeline of \"Top 500\" supercomputers is scrutinized using the metric. It is demonstrated, that in addition to the computing performance and power consumption, the new supercomputer is also excellent in the efficiency of parallelization. Based on the suggested merit, a \"Moore-law\" like"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.00249","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":"2026-05-18T01:10:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AJHje3C1G+Pe+xPBKDsaGv/SSkYMCB9oFoOUzZYfQWIG3+MOa+27wD/lcpQal5zzAYs9Tr7Sq9YlmEL7TTTYCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T21:56:27.849799Z"},"content_sha256":"c2bbc726f2f88feb8eaaafeb3a3ce42126f3866905141331fdd882813ce63892","schema_version":"1.0","event_id":"sha256:c2bbc726f2f88feb8eaaafeb3a3ce42126f3866905141331fdd882813ce63892"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JDUIH26J7H557U32DFCY7O54JP/bundle.json","state_url":"https://pith.science/pith/JDUIH26J7H557U32DFCY7O54JP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JDUIH26J7H557U32DFCY7O54JP/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":"2026-06-06T21:56:27Z","links":{"resolver":"https://pith.science/pith/JDUIH26J7H557U32DFCY7O54JP","bundle":"https://pith.science/pith/JDUIH26J7H557U32DFCY7O54JP/bundle.json","state":"https://pith.science/pith/JDUIH26J7H557U32DFCY7O54JP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JDUIH26J7H557U32DFCY7O54JP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JDUIH26J7H557U32DFCY7O54JP","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":"233fca5f9bf8cdd01723f9453e907fdd54e875f901b78100af9da4a6f684f9e6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2016-07-31T19:02:34Z","title_canon_sha256":"2bd74c637cceb99b5c6ba7952bd5a5ec01ba78b72401c7fe76a324bbd0b0bd26"},"schema_version":"1.0","source":{"id":"1608.00249","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.00249","created_at":"2026-05-18T01:10:12Z"},{"alias_kind":"arxiv_version","alias_value":"1608.00249v1","created_at":"2026-05-18T01:10:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.00249","created_at":"2026-05-18T01:10:12Z"},{"alias_kind":"pith_short_12","alias_value":"JDUIH26J7H55","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JDUIH26J7H557U32","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JDUIH26J","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:c2bbc726f2f88feb8eaaafeb3a3ce42126f3866905141331fdd882813ce63892","target":"graph","created_at":"2026-05-18T01:10:12Z","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 world of supercomputers, the large number of processors requires to minimize the inefficiencies of parallelization, which appear as a sequential part of the program from the point of view of Amdahl's law. The recently suggested new figure of merit is applied to the recently presented supercomputer, and the timeline of \"Top 500\" supercomputers is scrutinized using the metric. It is demonstrated, that in addition to the computing performance and power consumption, the new supercomputer is also excellent in the efficiency of parallelization. Based on the suggested merit, a \"Moore-law\" like","authors_text":"J\\'anos V\\'egh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2016-07-31T19:02:34Z","title":"Comments on the parallelization efficiency of the Sunway TaihuLight supercomputer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.00249","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":"sha256:4fe1e32d6dcc64ca6dbc02132c2d574c31016e20b7d09bc9ad6c898f9c0770d8","target":"record","created_at":"2026-05-18T01:10:12Z","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":"233fca5f9bf8cdd01723f9453e907fdd54e875f901b78100af9da4a6f684f9e6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2016-07-31T19:02:34Z","title_canon_sha256":"2bd74c637cceb99b5c6ba7952bd5a5ec01ba78b72401c7fe76a324bbd0b0bd26"},"schema_version":"1.0","source":{"id":"1608.00249","kind":"arxiv","version":1}},"canonical_sha256":"48e883ebc9f9fbdfd37a19458fbbbc4bf4dd6d37fcc9edaae3f2904fa2944ab0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"48e883ebc9f9fbdfd37a19458fbbbc4bf4dd6d37fcc9edaae3f2904fa2944ab0","first_computed_at":"2026-05-18T01:10:12.113494Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:12.113494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CdZheTr3yZvhax7ogl5k5EBZC5Q1mXco0J2mdpdFARvGZD7DLehhb9ufKlX4N5Rad4f1ZobccsFtO+v4gaOVBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:12.114099Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.00249","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4fe1e32d6dcc64ca6dbc02132c2d574c31016e20b7d09bc9ad6c898f9c0770d8","sha256:c2bbc726f2f88feb8eaaafeb3a3ce42126f3866905141331fdd882813ce63892"],"state_sha256":"e5cd26c3dd2cb9c2ca6fb6789371946eb421506e5088537efda1c3c41b79a4a9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wk/8uQx0+KhsdjATsi8WySvZEHzmE4g54cPNahFjVoevFB3ezIFJ0NNJZFCENqsn2JVVCuaNLcw/GaMJRoduBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T21:56:27.853247Z","bundle_sha256":"26d4b37a185890cb7f091e8f62532a06f6882ab36497447d69fadb6debe84103"}}