{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:MWHFFL6SVAUUC6CAUIG4RAS5AF","short_pith_number":"pith:MWHFFL6S","canonical_record":{"source":{"id":"2105.04919","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-05-11T10:08:46Z","cross_cats_sorted":[],"title_canon_sha256":"2f156bc52d52a756a336f60930e7db63890bccca8a627cc55b024d1a6b170070","abstract_canon_sha256":"7e16e86dd4d98bf69e4822daf49dd0b7553210d178cc70f8a7af31ba14c85d6b"},"schema_version":"1.0"},"canonical_sha256":"658e52afd2a829417840a20dc8825d01633a3de3fc8bb5823246e9793deb1dee","source":{"kind":"arxiv","id":"2105.04919","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.04919","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"arxiv_version","alias_value":"2105.04919v1","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.04919","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"pith_short_12","alias_value":"MWHFFL6SVAUU","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"pith_short_16","alias_value":"MWHFFL6SVAUUC6CA","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"pith_short_8","alias_value":"MWHFFL6S","created_at":"2026-07-05T02:39:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:MWHFFL6SVAUUC6CAUIG4RAS5AF","target":"record","payload":{"canonical_record":{"source":{"id":"2105.04919","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-05-11T10:08:46Z","cross_cats_sorted":[],"title_canon_sha256":"2f156bc52d52a756a336f60930e7db63890bccca8a627cc55b024d1a6b170070","abstract_canon_sha256":"7e16e86dd4d98bf69e4822daf49dd0b7553210d178cc70f8a7af31ba14c85d6b"},"schema_version":"1.0"},"canonical_sha256":"658e52afd2a829417840a20dc8825d01633a3de3fc8bb5823246e9793deb1dee","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:39:25.766332Z","signature_b64":"Y8CJXYKTgTsOHqD6WbdnrmOiq/quxd/7mVL3N+pAJ038kNf9nQ7bm0FKyY3+6e4tgKClwAxWCm2rLpLG11bnBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"658e52afd2a829417840a20dc8825d01633a3de3fc8bb5823246e9793deb1dee","last_reissued_at":"2026-07-05T02:39:25.765927Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:39:25.765927Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2105.04919","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":"2026-07-05T02:39:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"twn2iBQ+Fl73bODMJx5Xi3wPWbZI5H1Rl3WfBwlYPs+rQXIMPIK8A5xX8ot34rt9jNtPYNilGxgP9aSOsVUQAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:18:59.222399Z"},"content_sha256":"263daabc2d4e574cb5cf35a84b312aa764798ea085e14d70359c7f370fb16a60","schema_version":"1.0","event_id":"sha256:263daabc2d4e574cb5cf35a84b312aa764798ea085e14d70359c7f370fb16a60"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:MWHFFL6SVAUUC6CAUIG4RAS5AF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Agatha: Smart Contract for DNN Computation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Guangyu Sun, Guangzhong Sun, Lidong Zhou, Peichen Xie, Shuo Chen, Xian Zhang, Xiaobing Guo, Yang Chen, Zihan Zheng","submitted_at":"2021-05-11T10:08:46Z","abstract_excerpt":"Smart contract is one of the core features of Ethereum and has inspired many blockchain descendants. Since its advent, the verification paradigm of smart contract has been improving toward high scalability. It shifts from the expensive on-chain verification to the orchestration of off-chain VM (virtual machine) execution and on-chain arbitration with the pinpoint protocol. The representative projects are TrueBit, Arbitrum, YODA, ACE, and Optimism. Inspired by visionaries in academia and industry, we consider the DNN computation to be promising but on the next level of complexity for the verifi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.04919","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/2105.04919/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":"2026-07-05T02:39:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IsLKSnG0e0J6lCTGa60AVTlJ6ZLIxiMN5Q90KddoIiaO9hsdO5q3XpzlYKQ6h61h6/xark7N6KF4LUOzCCawCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:18:59.222952Z"},"content_sha256":"1b4e8a6d5dd37563e8705d67c76c441d4c9bc8014f632198d58f096a5502fc57","schema_version":"1.0","event_id":"sha256:1b4e8a6d5dd37563e8705d67c76c441d4c9bc8014f632198d58f096a5502fc57"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MWHFFL6SVAUUC6CAUIG4RAS5AF/bundle.json","state_url":"https://pith.science/pith/MWHFFL6SVAUUC6CAUIG4RAS5AF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MWHFFL6SVAUUC6CAUIG4RAS5AF/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":"2026-08-05T13:18:59Z","links":{"resolver":"https://pith.science/pith/MWHFFL6SVAUUC6CAUIG4RAS5AF","bundle":"https://pith.science/pith/MWHFFL6SVAUUC6CAUIG4RAS5AF/bundle.json","state":"https://pith.science/pith/MWHFFL6SVAUUC6CAUIG4RAS5AF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MWHFFL6SVAUUC6CAUIG4RAS5AF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:MWHFFL6SVAUUC6CAUIG4RAS5AF","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":"7e16e86dd4d98bf69e4822daf49dd0b7553210d178cc70f8a7af31ba14c85d6b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-05-11T10:08:46Z","title_canon_sha256":"2f156bc52d52a756a336f60930e7db63890bccca8a627cc55b024d1a6b170070"},"schema_version":"1.0","source":{"id":"2105.04919","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.04919","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"arxiv_version","alias_value":"2105.04919v1","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.04919","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"pith_short_12","alias_value":"MWHFFL6SVAUU","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"pith_short_16","alias_value":"MWHFFL6SVAUUC6CA","created_at":"2026-07-05T02:39:25Z"},{"alias_kind":"pith_short_8","alias_value":"MWHFFL6S","created_at":"2026-07-05T02:39:25Z"}],"graph_snapshots":[{"event_id":"sha256:1b4e8a6d5dd37563e8705d67c76c441d4c9bc8014f632198d58f096a5502fc57","target":"graph","created_at":"2026-07-05T02:39:25Z","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/2105.04919/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Smart contract is one of the core features of Ethereum and has inspired many blockchain descendants. Since its advent, the verification paradigm of smart contract has been improving toward high scalability. It shifts from the expensive on-chain verification to the orchestration of off-chain VM (virtual machine) execution and on-chain arbitration with the pinpoint protocol. The representative projects are TrueBit, Arbitrum, YODA, ACE, and Optimism. Inspired by visionaries in academia and industry, we consider the DNN computation to be promising but on the next level of complexity for the verifi","authors_text":"Guangyu Sun, Guangzhong Sun, Lidong Zhou, Peichen Xie, Shuo Chen, Xian Zhang, Xiaobing Guo, Yang Chen, Zihan Zheng","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-05-11T10:08:46Z","title":"Agatha: Smart Contract for DNN Computation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.04919","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":"sha256:263daabc2d4e574cb5cf35a84b312aa764798ea085e14d70359c7f370fb16a60","target":"record","created_at":"2026-07-05T02:39:25Z","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":"7e16e86dd4d98bf69e4822daf49dd0b7553210d178cc70f8a7af31ba14c85d6b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2021-05-11T10:08:46Z","title_canon_sha256":"2f156bc52d52a756a336f60930e7db63890bccca8a627cc55b024d1a6b170070"},"schema_version":"1.0","source":{"id":"2105.04919","kind":"arxiv","version":1}},"canonical_sha256":"658e52afd2a829417840a20dc8825d01633a3de3fc8bb5823246e9793deb1dee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"658e52afd2a829417840a20dc8825d01633a3de3fc8bb5823246e9793deb1dee","first_computed_at":"2026-07-05T02:39:25.765927Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:39:25.765927Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y8CJXYKTgTsOHqD6WbdnrmOiq/quxd/7mVL3N+pAJ038kNf9nQ7bm0FKyY3+6e4tgKClwAxWCm2rLpLG11bnBg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:39:25.766332Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.04919","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:263daabc2d4e574cb5cf35a84b312aa764798ea085e14d70359c7f370fb16a60","sha256:1b4e8a6d5dd37563e8705d67c76c441d4c9bc8014f632198d58f096a5502fc57"],"state_sha256":"b79e542af67b9a71f8934dc233d208edc1a4632e80c3746fff2ec99e59ee868d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"33f41bjOCPVvtSmlbgCEh4rmhS0A9Q2H6E/tjS3k953n047o8HTY06opnII8OZMAtTInpENprz77IkoH/CljAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T13:18:59.243474Z","bundle_sha256":"821d07df4d0f5ec0f9f06b68b193be1e135f3864816b482b66ef2d1effcba1c4"}}