{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:AMCA6C34RDDMJIJ2WIY3FD3AVU","short_pith_number":"pith:AMCA6C34","canonical_record":{"source":{"id":"1706.04578","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-06-14T16:35:44Z","cross_cats_sorted":[],"title_canon_sha256":"2bc93cdf2f16062cb270103c81d85e01476dcc33d05362ce2b44aa53fb835d05","abstract_canon_sha256":"aa28cf8c3824bb299175aec5bc53234edb581c928154bcc6ed3b4df5f9e013b3"},"schema_version":"1.0"},"canonical_sha256":"03040f0b7c88c6c4a13ab231b28f60ad3c543eee528fe4868def16510e435ef0","source":{"kind":"arxiv","id":"1706.04578","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.04578","created_at":"2026-05-18T00:42:22Z"},{"alias_kind":"arxiv_version","alias_value":"1706.04578v1","created_at":"2026-05-18T00:42:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04578","created_at":"2026-05-18T00:42:22Z"},{"alias_kind":"pith_short_12","alias_value":"AMCA6C34RDDM","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"AMCA6C34RDDMJIJ2","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"AMCA6C34","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:AMCA6C34RDDMJIJ2WIY3FD3AVU","target":"record","payload":{"canonical_record":{"source":{"id":"1706.04578","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-06-14T16:35:44Z","cross_cats_sorted":[],"title_canon_sha256":"2bc93cdf2f16062cb270103c81d85e01476dcc33d05362ce2b44aa53fb835d05","abstract_canon_sha256":"aa28cf8c3824bb299175aec5bc53234edb581c928154bcc6ed3b4df5f9e013b3"},"schema_version":"1.0"},"canonical_sha256":"03040f0b7c88c6c4a13ab231b28f60ad3c543eee528fe4868def16510e435ef0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:22.275260Z","signature_b64":"S5MVxykE85pUiDHsFgNOHNRaF8ZkwWZuhgcPcIJ/i40908fkv+i7FeJrqkZVRvyfDVUSwk0aNgSiCwBXJkCKCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03040f0b7c88c6c4a13ab231b28f60ad3c543eee528fe4868def16510e435ef0","last_reissued_at":"2026-05-18T00:42:22.274725Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:22.274725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.04578","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":"2026-05-18T00:42:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gCOkufIlcVwSN+CyM5HVS3/iVugTBzuPcmqBXCgMzpHOosyQEmoCvZBHFimw3hX49+/XJ4advEoelsJBpx/SBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:52:35.099093Z"},"content_sha256":"b88e497f4278fe845e40e386510cd9999e0008a98ad620d7eadbe4ef5e41a62f","schema_version":"1.0","event_id":"sha256:b88e497f4278fe845e40e386510cd9999e0008a98ad620d7eadbe4ef5e41a62f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:AMCA6C34RDDMJIJ2WIY3FD3AVU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Translating Event-B machines to Eiffel programs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Jooyoung Lee, Leonard Johard, Manuel Mazzara, Victor Rivera","submitted_at":"2017-06-14T16:35:44Z","abstract_excerpt":"Formal modelling languages play a key role in the development of software since they enable users to prove correctness of system properties. However, there is still not a clear understanding on how to map a formal model to a specific programming language. In order to propose a solution, this paper presents a source-to-source mapping between Event- B models and Eiffel programs, therefore enabling the proof of correctness of certain system properties via Design-by-Contract (natively supported by Eiffel), while still making use of all features of O-O programming."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04578","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":""},"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":"2026-05-18T00:42:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vchu+AW/tpIUkqGq6miMNoKjzTjIWtX0/m0pUTzlQVeuh77j18aePnrkdB88lDAZ1vRkYg6RkutAu/XH3n12AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:52:35.099757Z"},"content_sha256":"f8ab3f003cf0628a3327131548b4cdea76ecb5e41358880a750a62fd5ea8bd8b","schema_version":"1.0","event_id":"sha256:f8ab3f003cf0628a3327131548b4cdea76ecb5e41358880a750a62fd5ea8bd8b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AMCA6C34RDDMJIJ2WIY3FD3AVU/bundle.json","state_url":"https://pith.science/pith/AMCA6C34RDDMJIJ2WIY3FD3AVU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AMCA6C34RDDMJIJ2WIY3FD3AVU/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":"2026-05-27T18:52:35Z","links":{"resolver":"https://pith.science/pith/AMCA6C34RDDMJIJ2WIY3FD3AVU","bundle":"https://pith.science/pith/AMCA6C34RDDMJIJ2WIY3FD3AVU/bundle.json","state":"https://pith.science/pith/AMCA6C34RDDMJIJ2WIY3FD3AVU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AMCA6C34RDDMJIJ2WIY3FD3AVU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:AMCA6C34RDDMJIJ2WIY3FD3AVU","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":"aa28cf8c3824bb299175aec5bc53234edb581c928154bcc6ed3b4df5f9e013b3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-06-14T16:35:44Z","title_canon_sha256":"2bc93cdf2f16062cb270103c81d85e01476dcc33d05362ce2b44aa53fb835d05"},"schema_version":"1.0","source":{"id":"1706.04578","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.04578","created_at":"2026-05-18T00:42:22Z"},{"alias_kind":"arxiv_version","alias_value":"1706.04578v1","created_at":"2026-05-18T00:42:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04578","created_at":"2026-05-18T00:42:22Z"},{"alias_kind":"pith_short_12","alias_value":"AMCA6C34RDDM","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"AMCA6C34RDDMJIJ2","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"AMCA6C34","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:f8ab3f003cf0628a3327131548b4cdea76ecb5e41358880a750a62fd5ea8bd8b","target":"graph","created_at":"2026-05-18T00:42:22Z","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":"Formal modelling languages play a key role in the development of software since they enable users to prove correctness of system properties. However, there is still not a clear understanding on how to map a formal model to a specific programming language. In order to propose a solution, this paper presents a source-to-source mapping between Event- B models and Eiffel programs, therefore enabling the proof of correctness of certain system properties via Design-by-Contract (natively supported by Eiffel), while still making use of all features of O-O programming.","authors_text":"Jooyoung Lee, Leonard Johard, Manuel Mazzara, Victor Rivera","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-06-14T16:35:44Z","title":"Translating Event-B machines to Eiffel programs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04578","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:b88e497f4278fe845e40e386510cd9999e0008a98ad620d7eadbe4ef5e41a62f","target":"record","created_at":"2026-05-18T00:42:22Z","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":"aa28cf8c3824bb299175aec5bc53234edb581c928154bcc6ed3b4df5f9e013b3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2017-06-14T16:35:44Z","title_canon_sha256":"2bc93cdf2f16062cb270103c81d85e01476dcc33d05362ce2b44aa53fb835d05"},"schema_version":"1.0","source":{"id":"1706.04578","kind":"arxiv","version":1}},"canonical_sha256":"03040f0b7c88c6c4a13ab231b28f60ad3c543eee528fe4868def16510e435ef0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"03040f0b7c88c6c4a13ab231b28f60ad3c543eee528fe4868def16510e435ef0","first_computed_at":"2026-05-18T00:42:22.274725Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:22.274725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S5MVxykE85pUiDHsFgNOHNRaF8ZkwWZuhgcPcIJ/i40908fkv+i7FeJrqkZVRvyfDVUSwk0aNgSiCwBXJkCKCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:22.275260Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.04578","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b88e497f4278fe845e40e386510cd9999e0008a98ad620d7eadbe4ef5e41a62f","sha256:f8ab3f003cf0628a3327131548b4cdea76ecb5e41358880a750a62fd5ea8bd8b"],"state_sha256":"3b9cf78fd7433b65df7edc7064f53274e45e4f16aad8ac6b375752c8e00ebe9e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vaA//PwpFNwJ3PPtv4MN5ZZDkBT7dPg9BKsz3U2wtGGguKByqUikDlYOd/bVDIZP4P1BBiyZ7EZRIfyDa79UDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T18:52:35.103287Z","bundle_sha256":"afc2466cbf8a45129bd6f268a9156ac86721c0740a37009d00a11360610f0e40"}}