{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:Y46BKRPA46NFIHSTMMA7JBBCUY","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":"fe8ac48ca0e435d06de782821bf6f4faa7bddec9105e571f191a82923c0d4917","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2015-08-27T11:50:30Z","title_canon_sha256":"116aefe7638ab3642a75ea0080b903c1b9d1199d31acb3e10bb589de15b643a5"},"schema_version":"1.0","source":{"id":"1509.00042","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.00042","created_at":"2026-05-18T01:34:30Z"},{"alias_kind":"arxiv_version","alias_value":"1509.00042v1","created_at":"2026-05-18T01:34:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.00042","created_at":"2026-05-18T01:34:30Z"},{"alias_kind":"pith_short_12","alias_value":"Y46BKRPA46NF","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y46BKRPA46NFIHST","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y46BKRPA","created_at":"2026-05-18T12:29:50Z"}],"graph_snapshots":[{"event_id":"sha256:8a07ea0a3f9419d51231bf81ff98d1d5c38be5dc786387c15c6170f346a2eaaf","target":"graph","created_at":"2026-05-18T01:34:30Z","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":"Offloading compute intensive nested loops to execute on FPGA accelerators have been demonstrated by numerous researchers as an effective performance enhancement technique across numerous application domains. To construct such accelerators with high design productivity, researchers have increasingly turned to the use of overlay architectures as an intermediate generation target built on top of off-the-shelf FPGAs. However, achieving the desired performance-overhead trade-off remains a major productivity challenge as complex application-specific customizations over a large design space covering ","authors_text":"Cheng Liu, Hayden Kwok-Hay So, Ho-Cheung Ng","cross_cats":["cs.DC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2015-08-27T11:50:30Z","title":"Automatic Nested Loop Acceleration on FPGAs Using Soft CGRA Overlay"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.00042","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:e41920243edea1663d7eb2ebf00631d2667def776eb8207fefa18d0f8a9a090e","target":"record","created_at":"2026-05-18T01:34:30Z","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":"fe8ac48ca0e435d06de782821bf6f4faa7bddec9105e571f191a82923c0d4917","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2015-08-27T11:50:30Z","title_canon_sha256":"116aefe7638ab3642a75ea0080b903c1b9d1199d31acb3e10bb589de15b643a5"},"schema_version":"1.0","source":{"id":"1509.00042","kind":"arxiv","version":1}},"canonical_sha256":"c73c1545e0e79a541e536301f48422a62511e8c7d9fb6df7afcc19668997d7c6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c73c1545e0e79a541e536301f48422a62511e8c7d9fb6df7afcc19668997d7c6","first_computed_at":"2026-05-18T01:34:30.726270Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:34:30.726270Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CgCkMDZny/oWpui9B+mqI6ITzgKBOoDjexphVLWea2tebCjB3IWd9A6DOqHsf2Tbsgyk5vJC9Xrawum55MPKBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:34:30.726703Z","signed_message":"canonical_sha256_bytes"},"source_id":"1509.00042","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e41920243edea1663d7eb2ebf00631d2667def776eb8207fefa18d0f8a9a090e","sha256:8a07ea0a3f9419d51231bf81ff98d1d5c38be5dc786387c15c6170f346a2eaaf"],"state_sha256":"278d7226ea3fbfc4e5e353cb6b71e02e0aa81d2da80b366dab719011d777e943"}