{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:UOJXENMPMIZCZ2BXWQLZNWF3XI","short_pith_number":"pith:UOJXENMP","canonical_record":{"source":{"id":"2402.13513","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-02-21T03:51:56Z","cross_cats_sorted":[],"title_canon_sha256":"1780df7abc4c137554b51cb770d1db26228cd888a5c90e84ec03aa9e2d122df7","abstract_canon_sha256":"e94bea9b30b98d378ed6d192b282457df3508c30fdbe9f6509d307a45c98daa9"},"schema_version":"1.0"},"canonical_sha256":"a39372358f62322ce837b41796d8bbba1ae25349b1a7b73a63e83146dc434597","source":{"kind":"arxiv","id":"2402.13513","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.13513","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"arxiv_version","alias_value":"2402.13513v1","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.13513","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"pith_short_12","alias_value":"UOJXENMPMIZC","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"pith_short_16","alias_value":"UOJXENMPMIZCZ2BX","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"pith_short_8","alias_value":"UOJXENMP","created_at":"2026-07-05T07:47:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:UOJXENMPMIZCZ2BXWQLZNWF3XI","target":"record","payload":{"canonical_record":{"source":{"id":"2402.13513","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-02-21T03:51:56Z","cross_cats_sorted":[],"title_canon_sha256":"1780df7abc4c137554b51cb770d1db26228cd888a5c90e84ec03aa9e2d122df7","abstract_canon_sha256":"e94bea9b30b98d378ed6d192b282457df3508c30fdbe9f6509d307a45c98daa9"},"schema_version":"1.0"},"canonical_sha256":"a39372358f62322ce837b41796d8bbba1ae25349b1a7b73a63e83146dc434597","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:47:33.584841Z","signature_b64":"lO21C0YMJvGUl2JWYk1xGDqlJmtBoRbyZ8cR8ps28FB+RTEDv+f0Xcs6ONT3wpvQmly4PhOhjnlFHp13WvuDDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a39372358f62322ce837b41796d8bbba1ae25349b1a7b73a63e83146dc434597","last_reissued_at":"2026-07-05T07:47:33.584389Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:47:33.584389Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.13513","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":"2026-07-05T07:47:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UfhKG+BHfN1aeTYSOHQD0WSSmwsb1utaihiLVghUjILN0lvikLCKh0hSEAtYwiZfSM5sHvs2JOEYaLbfbHL5Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:14:23.820586Z"},"content_sha256":"d6dd5489561a82eafb048299f9521cd223de0cae3a002e99e23a6d015f33e6b5","schema_version":"1.0","event_id":"sha256:d6dd5489561a82eafb048299f9521cd223de0cae3a002e99e23a6d015f33e6b5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:UOJXENMPMIZCZ2BXWQLZNWF3XI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Guac: Energy-Aware and SSA-Based Generation of Coarse-Grained Merged Accelerators from LLVM-IR","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.AR","authors_text":"Alex Bernat, David Brooks, Devashree Tripathy, Gu-Yeon Wei, Iulian Brumar, Rodrigo Rocha","submitted_at":"2024-02-21T03:51:56Z","abstract_excerpt":"Designing accelerators for resource- and power-constrained applications is a daunting task. High-level Synthesis (HLS) addresses these constraints through resource sharing, an optimization at the HLS binding stage that maps multiple operations to the same functional unit.\n  However, resource sharing is often limited to reusing instructions within a basic block. Instead of searching globally for the best control and dataflow graphs (CDFGs) to combine, it is constrained by existing instruction mappings and schedules.\n  Coarse-grained function merging (CGFM) at the intermediate representation (IR"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.13513","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2402.13513/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":"2026-07-05T07:47:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+PULMhqzxU+fmwwQ6BVhsBHxir5rbiRTPHPjTMgYtdeIUhmB0NF1q7bLqDoYsIxt/cay+9CHhAmT0cT8nKcyCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:14:23.821212Z"},"content_sha256":"bc963b1d656a007a749c4671135786261b7cf6231551d0c9612133e36add5a0d","schema_version":"1.0","event_id":"sha256:bc963b1d656a007a749c4671135786261b7cf6231551d0c9612133e36add5a0d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UOJXENMPMIZCZ2BXWQLZNWF3XI/bundle.json","state_url":"https://pith.science/pith/UOJXENMPMIZCZ2BXWQLZNWF3XI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UOJXENMPMIZCZ2BXWQLZNWF3XI/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":"2026-07-07T05:14:23Z","links":{"resolver":"https://pith.science/pith/UOJXENMPMIZCZ2BXWQLZNWF3XI","bundle":"https://pith.science/pith/UOJXENMPMIZCZ2BXWQLZNWF3XI/bundle.json","state":"https://pith.science/pith/UOJXENMPMIZCZ2BXWQLZNWF3XI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UOJXENMPMIZCZ2BXWQLZNWF3XI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:UOJXENMPMIZCZ2BXWQLZNWF3XI","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":"e94bea9b30b98d378ed6d192b282457df3508c30fdbe9f6509d307a45c98daa9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-02-21T03:51:56Z","title_canon_sha256":"1780df7abc4c137554b51cb770d1db26228cd888a5c90e84ec03aa9e2d122df7"},"schema_version":"1.0","source":{"id":"2402.13513","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.13513","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"arxiv_version","alias_value":"2402.13513v1","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.13513","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"pith_short_12","alias_value":"UOJXENMPMIZC","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"pith_short_16","alias_value":"UOJXENMPMIZCZ2BX","created_at":"2026-07-05T07:47:33Z"},{"alias_kind":"pith_short_8","alias_value":"UOJXENMP","created_at":"2026-07-05T07:47:33Z"}],"graph_snapshots":[{"event_id":"sha256:bc963b1d656a007a749c4671135786261b7cf6231551d0c9612133e36add5a0d","target":"graph","created_at":"2026-07-05T07:47:33Z","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/2402.13513/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Designing accelerators for resource- and power-constrained applications is a daunting task. High-level Synthesis (HLS) addresses these constraints through resource sharing, an optimization at the HLS binding stage that maps multiple operations to the same functional unit.\n  However, resource sharing is often limited to reusing instructions within a basic block. Instead of searching globally for the best control and dataflow graphs (CDFGs) to combine, it is constrained by existing instruction mappings and schedules.\n  Coarse-grained function merging (CGFM) at the intermediate representation (IR","authors_text":"Alex Bernat, David Brooks, Devashree Tripathy, Gu-Yeon Wei, Iulian Brumar, Rodrigo Rocha","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-02-21T03:51:56Z","title":"Guac: Energy-Aware and SSA-Based Generation of Coarse-Grained Merged Accelerators from LLVM-IR"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.13513","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:d6dd5489561a82eafb048299f9521cd223de0cae3a002e99e23a6d015f33e6b5","target":"record","created_at":"2026-07-05T07:47:33Z","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":"e94bea9b30b98d378ed6d192b282457df3508c30fdbe9f6509d307a45c98daa9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AR","submitted_at":"2024-02-21T03:51:56Z","title_canon_sha256":"1780df7abc4c137554b51cb770d1db26228cd888a5c90e84ec03aa9e2d122df7"},"schema_version":"1.0","source":{"id":"2402.13513","kind":"arxiv","version":1}},"canonical_sha256":"a39372358f62322ce837b41796d8bbba1ae25349b1a7b73a63e83146dc434597","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a39372358f62322ce837b41796d8bbba1ae25349b1a7b73a63e83146dc434597","first_computed_at":"2026-07-05T07:47:33.584389Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:47:33.584389Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lO21C0YMJvGUl2JWYk1xGDqlJmtBoRbyZ8cR8ps28FB+RTEDv+f0Xcs6ONT3wpvQmly4PhOhjnlFHp13WvuDDA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:47:33.584841Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.13513","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d6dd5489561a82eafb048299f9521cd223de0cae3a002e99e23a6d015f33e6b5","sha256:bc963b1d656a007a749c4671135786261b7cf6231551d0c9612133e36add5a0d"],"state_sha256":"57a8543a0fc2fa271429ceac057a952be174caf24b9f41d89e81420e86f5dd7b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2aklXZusl5xTQrqmjdxk5H4pLTCRLpyIpbsmFp6WOLThMSgT70gZIP/5AKiD3irQ/Bn0sOGS4UzHi2eFfhR+AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T05:14:23.824978Z","bundle_sha256":"510664ab8e43b2d9bf6e12b68454317855a851ecb61719993d1518da70f66a4f"}}