{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:GD2EHGZV4FXEUX6SX7WW7TKYSY","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":"b8f6470086f95f097168687eb235d0c78305dbcb0271a5f6cd027bf2e86bc82f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2026-05-13T03:46:42Z","title_canon_sha256":"74b5272b9fe601bba9f13756b22715cba39599085014ba32b978d51112f254a9"},"schema_version":"1.0","source":{"id":"2605.12959","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.12959","created_at":"2026-05-18T03:09:09Z"},{"alias_kind":"arxiv_version","alias_value":"2605.12959v1","created_at":"2026-05-18T03:09:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.12959","created_at":"2026-05-18T03:09:09Z"},{"alias_kind":"pith_short_12","alias_value":"GD2EHGZV4FXE","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_16","alias_value":"GD2EHGZV4FXEUX6S","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_8","alias_value":"GD2EHGZV","created_at":"2026-05-18T12:33:37Z"}],"graph_snapshots":[{"event_id":"sha256:ddf5d7272a6e3110b847dd7351c89c630e5e607844070b6e71e67e03eb768c90","target":"graph","created_at":"2026-05-18T03:09:09Z","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":"Recently, nature-inspired computing approaches have gained significant attention for solving difficult optimization problems, particularly through Ising machines for NP-complete applications. Existing Ising accelerators range from quantum and optical annealers to CMOS-based von-Neumann and in-memory architectures. However, many prior designs are specialized accelerators limited to specific problem classes, rely on ADC/DAC circuits, and suffer from reliability challenges due to process-variation-sensitive embedded memory technologies.\n  This paper presents SACHI, an all-digital Ising architectu","authors_text":"Jaydeep P. Kulkarni, Lizy K. John, Siddhartha Raman Sundara Raman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2026-05-13T03:46:42Z","title":"A detailed algorithmic study on a reuse-aware, near memory, all-digital Ising machine"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.12959","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":"sha256:981b5a8bfb37562e46f56a127ed90cc594e15967de137e5cced60c12d8aba5b8","target":"record","created_at":"2026-05-18T03:09:09Z","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":"b8f6470086f95f097168687eb235d0c78305dbcb0271a5f6cd027bf2e86bc82f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2026-05-13T03:46:42Z","title_canon_sha256":"74b5272b9fe601bba9f13756b22715cba39599085014ba32b978d51112f254a9"},"schema_version":"1.0","source":{"id":"2605.12959","kind":"arxiv","version":1}},"canonical_sha256":"30f4439b35e16e4a5fd2bfed6fcd589631e517285d4ff2fe042157359bc9526a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"30f4439b35e16e4a5fd2bfed6fcd589631e517285d4ff2fe042157359bc9526a","first_computed_at":"2026-05-18T03:09:09.215324Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:09:09.215324Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LolUMlhnYHA5O1S0gExZxDyovxdMLW5YT2DuBTwfVzAWbInre3R3WlalBz8PGVwZf7hPbmUx1yad57aFJtttBA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:09:09.216106Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.12959","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:981b5a8bfb37562e46f56a127ed90cc594e15967de137e5cced60c12d8aba5b8","sha256:ddf5d7272a6e3110b847dd7351c89c630e5e607844070b6e71e67e03eb768c90"],"state_sha256":"1c2b08f4fd79d1840fa27144b57b7650be4fc46f61ed5eda440b90cb9472a77d"}