{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:POBOURBKQPNOLBM6RAWYBBM2X3","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":"086b1ab4fb4f7b3a87d1c3cee46c3d24d6203e697f60f52f388f415f893494e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2022-11-30T17:54:16Z","title_canon_sha256":"8f39528ab442a7530fa17f7717670a6abdcac4892b9889920ade8fa30b020588"},"schema_version":"1.0","source":{"id":"2211.17207","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.17207","created_at":"2026-07-05T05:21:16Z"},{"alias_kind":"arxiv_version","alias_value":"2211.17207v1","created_at":"2026-07-05T05:21:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.17207","created_at":"2026-07-05T05:21:16Z"},{"alias_kind":"pith_short_12","alias_value":"POBOURBKQPNO","created_at":"2026-07-05T05:21:16Z"},{"alias_kind":"pith_short_16","alias_value":"POBOURBKQPNOLBM6","created_at":"2026-07-05T05:21:16Z"},{"alias_kind":"pith_short_8","alias_value":"POBOURBK","created_at":"2026-07-05T05:21:16Z"}],"graph_snapshots":[{"event_id":"sha256:8797751ccb7e72b7c15b3754dfda03e6e8d908bfc1d50e859c22c993edf7e217","target":"graph","created_at":"2026-07-05T05:21:16Z","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/2211.17207/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The architecture of a coarse-grained reconfigurable array (CGRA) interconnect has a significant effect on not only the flexibility of the resulting accelerator, but also its power, performance, and area. Design decisions that have complex trade-offs need to be explored to maintain efficiency and performance across a variety of evolving applications. This paper presents Canal, a Python-embedded domain-specific language (eDSL) and compiler for specifying and generating reconfigurable interconnects for CGRAs. Canal uses a graph-based intermediate representation (IR) that allows for easy hardware ","authors_text":"Christopher Torng, Jackson Melchert, Keyi Zhang, Mark Horowitz, Priyanka Raina, Yuchen Mei","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2022-11-30T17:54:16Z","title":"Canal: A Flexible Interconnect Generator for Coarse-Grained Reconfigurable Arrays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.17207","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:ff5ea631526e68016c4287ca6531c2bd939a84a556d0263a4ceb7f1041bbfd8f","target":"record","created_at":"2026-07-05T05:21:16Z","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":"086b1ab4fb4f7b3a87d1c3cee46c3d24d6203e697f60f52f388f415f893494e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2022-11-30T17:54:16Z","title_canon_sha256":"8f39528ab442a7530fa17f7717670a6abdcac4892b9889920ade8fa30b020588"},"schema_version":"1.0","source":{"id":"2211.17207","kind":"arxiv","version":1}},"canonical_sha256":"7b82ea442a83dae5859e882d80859abef2db4140abcafce033c9013eb587a1dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7b82ea442a83dae5859e882d80859abef2db4140abcafce033c9013eb587a1dd","first_computed_at":"2026-07-05T05:21:16.123728Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:21:16.123728Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DJTSKijpmwTDlxNPxclCqxU23bP4fA6hWUlJW2lcUxsfJaMx3nmQxAOP/BvUqhG40uzJYH3afbQlVxwvRgMxBw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:21:16.124152Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.17207","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ff5ea631526e68016c4287ca6531c2bd939a84a556d0263a4ceb7f1041bbfd8f","sha256:8797751ccb7e72b7c15b3754dfda03e6e8d908bfc1d50e859c22c993edf7e217"],"state_sha256":"afb9f16bd22d3782a77bd8a09dfc0f90df027bdef2c6cab6abf82f3f84583442"}