{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:Q3TTYJQLIEQPGLPDYPTOF2WXOE","short_pith_number":"pith:Q3TTYJQL","canonical_record":{"source":{"id":"2008.05555","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2020-08-12T20:06:33Z","cross_cats_sorted":[],"title_canon_sha256":"3a2d6d251b1351feaf1efd98e5da84130d5042e052a02d79084b0e38c0f642c3","abstract_canon_sha256":"22b9130dc739ad347e6bb727d8247bfb9a5a5a9817afc258fdc81002a9bd3a3a"},"schema_version":"1.0"},"canonical_sha256":"86e73c260b4120f32de3c3e6e2ead7711a83c69717fadba6d214238fe294721a","source":{"kind":"arxiv","id":"2008.05555","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.05555","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"arxiv_version","alias_value":"2008.05555v1","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.05555","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"pith_short_12","alias_value":"Q3TTYJQLIEQP","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"pith_short_16","alias_value":"Q3TTYJQLIEQPGLPD","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"pith_short_8","alias_value":"Q3TTYJQL","created_at":"2026-07-05T01:26:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:Q3TTYJQLIEQPGLPDYPTOF2WXOE","target":"record","payload":{"canonical_record":{"source":{"id":"2008.05555","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2020-08-12T20:06:33Z","cross_cats_sorted":[],"title_canon_sha256":"3a2d6d251b1351feaf1efd98e5da84130d5042e052a02d79084b0e38c0f642c3","abstract_canon_sha256":"22b9130dc739ad347e6bb727d8247bfb9a5a5a9817afc258fdc81002a9bd3a3a"},"schema_version":"1.0"},"canonical_sha256":"86e73c260b4120f32de3c3e6e2ead7711a83c69717fadba6d214238fe294721a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:26:54.657838Z","signature_b64":"KGbtiKkdjTsdDTwEe185HOJ0w071I3+f3vf9TEdn9HYMJ1eW3Sdf0A3yn8t9PvyyNrIi1yHxdzv3frbNp5KSCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"86e73c260b4120f32de3c3e6e2ead7711a83c69717fadba6d214238fe294721a","last_reissued_at":"2026-07-05T01:26:54.657353Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:26:54.657353Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.05555","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":"2026-07-05T01:26:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LtSFThTEX+Kt8qD6hrhtYjeY0jvSowZQ8RN9SBU+unkD7IbvE3pmMOEMGx+33QQRJA68Rqu9Q9ad7gBIEZKXBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T06:44:48.843620Z"},"content_sha256":"03262b39baac3587a724aa0128b4265f0fb00e34c37c137061d3102f63972676","schema_version":"1.0","event_id":"sha256:03262b39baac3587a724aa0128b4265f0fb00e34c37c137061d3102f63972676"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:Q3TTYJQLIEQPGLPDYPTOF2WXOE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Compiling a Higher-Order Smart Contract Language to LLVM","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.PL","authors_text":"Amrit Kumar, Anton Trunov, George P\\^irlea, Ilya Sergey, Jacob Johannsen, Vaivaswatha Nagaraj","submitted_at":"2020-08-12T20:06:33Z","abstract_excerpt":"Scilla is a higher-order polymorphic typed intermediate level language for implementing smart contracts. In this talk, we describe a Scilla compiler targeting LLVM, with a focus on mapping Scilla types, values, and its functional language constructs to LLVM-IR.\n  The compiled LLVM-IR, when executed with LLVM's JIT framework, achieves a speedup of about 10x over the reference interpreter on a typical Scilla contract. This reduced latency is crucial in the setting of blockchains, where smart contracts are executed as parts of transactions, to achieve peak transactions processed per second. Exper"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.05555","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/2008.05555/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":"2026-07-05T01:26:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pamacb+250hm0kM/NweoXnL6YfuvAQ7FAr0zvcj8pUS4aEcE/ee3MRPZE/iZsgExjm5QVr4cpT5pwTmP8ZQNCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T06:44:48.844206Z"},"content_sha256":"1d09af1313921035e41d49f478e3c1a96ac7e13dba624b36fc6a0c6705613ae7","schema_version":"1.0","event_id":"sha256:1d09af1313921035e41d49f478e3c1a96ac7e13dba624b36fc6a0c6705613ae7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q3TTYJQLIEQPGLPDYPTOF2WXOE/bundle.json","state_url":"https://pith.science/pith/Q3TTYJQLIEQPGLPDYPTOF2WXOE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q3TTYJQLIEQPGLPDYPTOF2WXOE/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":"2026-08-18T06:44:48Z","links":{"resolver":"https://pith.science/pith/Q3TTYJQLIEQPGLPDYPTOF2WXOE","bundle":"https://pith.science/pith/Q3TTYJQLIEQPGLPDYPTOF2WXOE/bundle.json","state":"https://pith.science/pith/Q3TTYJQLIEQPGLPDYPTOF2WXOE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q3TTYJQLIEQPGLPDYPTOF2WXOE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:Q3TTYJQLIEQPGLPDYPTOF2WXOE","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":"22b9130dc739ad347e6bb727d8247bfb9a5a5a9817afc258fdc81002a9bd3a3a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2020-08-12T20:06:33Z","title_canon_sha256":"3a2d6d251b1351feaf1efd98e5da84130d5042e052a02d79084b0e38c0f642c3"},"schema_version":"1.0","source":{"id":"2008.05555","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.05555","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"arxiv_version","alias_value":"2008.05555v1","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.05555","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"pith_short_12","alias_value":"Q3TTYJQLIEQP","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"pith_short_16","alias_value":"Q3TTYJQLIEQPGLPD","created_at":"2026-07-05T01:26:54Z"},{"alias_kind":"pith_short_8","alias_value":"Q3TTYJQL","created_at":"2026-07-05T01:26:54Z"}],"graph_snapshots":[{"event_id":"sha256:1d09af1313921035e41d49f478e3c1a96ac7e13dba624b36fc6a0c6705613ae7","target":"graph","created_at":"2026-07-05T01:26:54Z","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/2008.05555/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Scilla is a higher-order polymorphic typed intermediate level language for implementing smart contracts. In this talk, we describe a Scilla compiler targeting LLVM, with a focus on mapping Scilla types, values, and its functional language constructs to LLVM-IR.\n  The compiled LLVM-IR, when executed with LLVM's JIT framework, achieves a speedup of about 10x over the reference interpreter on a typical Scilla contract. This reduced latency is crucial in the setting of blockchains, where smart contracts are executed as parts of transactions, to achieve peak transactions processed per second. Exper","authors_text":"Amrit Kumar, Anton Trunov, George P\\^irlea, Ilya Sergey, Jacob Johannsen, Vaivaswatha Nagaraj","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2020-08-12T20:06:33Z","title":"Compiling a Higher-Order Smart Contract Language to LLVM"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.05555","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":"sha256:03262b39baac3587a724aa0128b4265f0fb00e34c37c137061d3102f63972676","target":"record","created_at":"2026-07-05T01:26:54Z","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":"22b9130dc739ad347e6bb727d8247bfb9a5a5a9817afc258fdc81002a9bd3a3a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.PL","submitted_at":"2020-08-12T20:06:33Z","title_canon_sha256":"3a2d6d251b1351feaf1efd98e5da84130d5042e052a02d79084b0e38c0f642c3"},"schema_version":"1.0","source":{"id":"2008.05555","kind":"arxiv","version":1}},"canonical_sha256":"86e73c260b4120f32de3c3e6e2ead7711a83c69717fadba6d214238fe294721a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"86e73c260b4120f32de3c3e6e2ead7711a83c69717fadba6d214238fe294721a","first_computed_at":"2026-07-05T01:26:54.657353Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:26:54.657353Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KGbtiKkdjTsdDTwEe185HOJ0w071I3+f3vf9TEdn9HYMJ1eW3Sdf0A3yn8t9PvyyNrIi1yHxdzv3frbNp5KSCw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:26:54.657838Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.05555","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:03262b39baac3587a724aa0128b4265f0fb00e34c37c137061d3102f63972676","sha256:1d09af1313921035e41d49f478e3c1a96ac7e13dba624b36fc6a0c6705613ae7"],"state_sha256":"4db87c7a6956275385acd490e0f46496306aa0b859b740c464de63ca15f04682"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RdaO//VCy/RBgSWAoZX80snWD4uw31+11F0tqPAiLuzmKAbDIKG3/16jzeDbpicJDAB9niQlUMLFDMyTWNrmDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T06:44:48.848311Z","bundle_sha256":"da2c75421d5d5b6611b045ef0fb86a29e1cd4713e9cc4a3fb5b99872410f3683"}}