{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:OZLNC7CHYASJHTLNH35ZMX3O3U","short_pith_number":"pith:OZLNC7CH","canonical_record":{"source":{"id":"1909.00155","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-31T07:12:59Z","cross_cats_sorted":[],"title_canon_sha256":"8d63e9872f15a537f33c2021500232b0bf643dd05fd5dce1923e218106964028","abstract_canon_sha256":"de9b3edea3ee89019ca67ee06091929b06e149fe2a8e858fc5065bf4934b4bab"},"schema_version":"1.0"},"canonical_sha256":"7656d17c47c02493cd6d3efb965f6edd042e41282349f9dbeb9b537cd9b8f616","source":{"kind":"arxiv","id":"1909.00155","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.00155","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"arxiv_version","alias_value":"1909.00155v3","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.00155","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"pith_short_12","alias_value":"OZLNC7CHYASJ","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"pith_short_16","alias_value":"OZLNC7CHYASJHTLN","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"pith_short_8","alias_value":"OZLNC7CH","created_at":"2026-07-05T05:58:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:OZLNC7CHYASJHTLNH35ZMX3O3U","target":"record","payload":{"canonical_record":{"source":{"id":"1909.00155","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-31T07:12:59Z","cross_cats_sorted":[],"title_canon_sha256":"8d63e9872f15a537f33c2021500232b0bf643dd05fd5dce1923e218106964028","abstract_canon_sha256":"de9b3edea3ee89019ca67ee06091929b06e149fe2a8e858fc5065bf4934b4bab"},"schema_version":"1.0"},"canonical_sha256":"7656d17c47c02493cd6d3efb965f6edd042e41282349f9dbeb9b537cd9b8f616","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:58:13.435212Z","signature_b64":"s21tZG39etOKnwzwEj7gWgoyHxrBDepcrJbcOJqEVOmYS8anx5802ge/8Noyo7NM8GlnJRp5jP64DWYs6rMvBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7656d17c47c02493cd6d3efb965f6edd042e41282349f9dbeb9b537cd9b8f616","last_reissued_at":"2026-07-05T05:58:13.434710Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:58:13.434710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1909.00155","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:58:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4Jk0k8eRCgoHx2+fYaoC2ENEgD5g6R790PG2ViMB+xHSeNYqIck6MGvClVLl8SNx1wdeYrPD9pJerlSzl89MAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T13:48:26.997006Z"},"content_sha256":"4029aeed04f18caab624cc59c34838959d001780c2d528d508cfc32c31e07e6e","schema_version":"1.0","event_id":"sha256:4029aeed04f18caab624cc59c34838959d001780c2d528d508cfc32c31e07e6e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:OZLNC7CHYASJHTLNH35ZMX3O3U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"EnGN: A High-Throughput and Energy-Efficient Accelerator for Large Graph Neural Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Cheng Liu, Huawei Li, Lei He, Shengwen Liang, Xiaowei Li, Ying Wang","submitted_at":"2019-08-31T07:12:59Z","abstract_excerpt":"Graph neural networks (GNNs) emerge as a powerful approach to process non-euclidean data structures and have been proved powerful in various application domains such as social networks and e-commerce. While such graph data maintained in real-world systems can be extremely large and sparse, thus employing GNNs to deal with them requires substantial computational and memory overhead, which induces considerable energy and resource cost on CPUs and GPUs. In this work, we present a specialized accelerator architecture, EnGN, to enable high-throughput and energy-efficient processing of large-scale G"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.00155","kind":"arxiv","version":3},"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/1909.00155/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":"2026-07-05T05:58:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uEgNsBvdaqYo4m/s0X3A5xXCsfYu1PeIV99AXlbjayTKNceybypIlNOrKf40Cd50DLI26RwuTeDR92U4+a3AAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T13:48:26.997527Z"},"content_sha256":"58f1e5cabd7d030a8366966b45aab3f9cbd55783fdc33974d9ee97400ec645fc","schema_version":"1.0","event_id":"sha256:58f1e5cabd7d030a8366966b45aab3f9cbd55783fdc33974d9ee97400ec645fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OZLNC7CHYASJHTLNH35ZMX3O3U/bundle.json","state_url":"https://pith.science/pith/OZLNC7CHYASJHTLNH35ZMX3O3U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OZLNC7CHYASJHTLNH35ZMX3O3U/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":"2026-08-21T13:48:27Z","links":{"resolver":"https://pith.science/pith/OZLNC7CHYASJHTLNH35ZMX3O3U","bundle":"https://pith.science/pith/OZLNC7CHYASJHTLNH35ZMX3O3U/bundle.json","state":"https://pith.science/pith/OZLNC7CHYASJHTLNH35ZMX3O3U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OZLNC7CHYASJHTLNH35ZMX3O3U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:OZLNC7CHYASJHTLNH35ZMX3O3U","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":"de9b3edea3ee89019ca67ee06091929b06e149fe2a8e858fc5065bf4934b4bab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-31T07:12:59Z","title_canon_sha256":"8d63e9872f15a537f33c2021500232b0bf643dd05fd5dce1923e218106964028"},"schema_version":"1.0","source":{"id":"1909.00155","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.00155","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"arxiv_version","alias_value":"1909.00155v3","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.00155","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"pith_short_12","alias_value":"OZLNC7CHYASJ","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"pith_short_16","alias_value":"OZLNC7CHYASJHTLN","created_at":"2026-07-05T05:58:13Z"},{"alias_kind":"pith_short_8","alias_value":"OZLNC7CH","created_at":"2026-07-05T05:58:13Z"}],"graph_snapshots":[{"event_id":"sha256:58f1e5cabd7d030a8366966b45aab3f9cbd55783fdc33974d9ee97400ec645fc","target":"graph","created_at":"2026-07-05T05:58:13Z","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/1909.00155/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Graph neural networks (GNNs) emerge as a powerful approach to process non-euclidean data structures and have been proved powerful in various application domains such as social networks and e-commerce. While such graph data maintained in real-world systems can be extremely large and sparse, thus employing GNNs to deal with them requires substantial computational and memory overhead, which induces considerable energy and resource cost on CPUs and GPUs. In this work, we present a specialized accelerator architecture, EnGN, to enable high-throughput and energy-efficient processing of large-scale G","authors_text":"Cheng Liu, Huawei Li, Lei He, Shengwen Liang, Xiaowei Li, Ying Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-31T07:12:59Z","title":"EnGN: A High-Throughput and Energy-Efficient Accelerator for Large Graph Neural Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.00155","kind":"arxiv","version":3},"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":"sha256:4029aeed04f18caab624cc59c34838959d001780c2d528d508cfc32c31e07e6e","target":"record","created_at":"2026-07-05T05:58:13Z","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":"de9b3edea3ee89019ca67ee06091929b06e149fe2a8e858fc5065bf4934b4bab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2019-08-31T07:12:59Z","title_canon_sha256":"8d63e9872f15a537f33c2021500232b0bf643dd05fd5dce1923e218106964028"},"schema_version":"1.0","source":{"id":"1909.00155","kind":"arxiv","version":3}},"canonical_sha256":"7656d17c47c02493cd6d3efb965f6edd042e41282349f9dbeb9b537cd9b8f616","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7656d17c47c02493cd6d3efb965f6edd042e41282349f9dbeb9b537cd9b8f616","first_computed_at":"2026-07-05T05:58:13.434710Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:58:13.434710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"s21tZG39etOKnwzwEj7gWgoyHxrBDepcrJbcOJqEVOmYS8anx5802ge/8Noyo7NM8GlnJRp5jP64DWYs6rMvBg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:58:13.435212Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.00155","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4029aeed04f18caab624cc59c34838959d001780c2d528d508cfc32c31e07e6e","sha256:58f1e5cabd7d030a8366966b45aab3f9cbd55783fdc33974d9ee97400ec645fc"],"state_sha256":"546a28c79febd0cb35deee7488f8ecb78bef374282947ef5852e5e546ae6b849"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xh0N3uKJutSrKfCzcYAfEJkFOR2Ffb/I/c9pGWMwm80djKFgCuC0ZG/MAEMlrw0/LpWu4s5/65vAGqnU24VSBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T13:48:27.003655Z","bundle_sha256":"fe66b8333087d6201bd426127a5db9c83800b10135305ed4fdf4eb536156ade7"}}