{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:2SY33WSXZMDCLNTFIANLVPTD3C","short_pith_number":"pith:2SY33WSX","canonical_record":{"source":{"id":"1901.00592","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2019-01-03T02:53:21Z","cross_cats_sorted":["cs.CE"],"title_canon_sha256":"d80be7384fd212e578f585bc59d38fa6aa4f326273e06b233dacfbaf8dce6492","abstract_canon_sha256":"62fc712730ddb1e1365f691308f58677af9a56cc5bb020f9e3085d55cd024e61"},"schema_version":"1.0"},"canonical_sha256":"d4b1bdda57cb0625b665401ababe63d8b13b2e5cc0e519c2d11f93449134af7a","source":{"kind":"arxiv","id":"1901.00592","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.00592","created_at":"2026-05-17T23:57:01Z"},{"alias_kind":"arxiv_version","alias_value":"1901.00592v1","created_at":"2026-05-17T23:57:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.00592","created_at":"2026-05-17T23:57:01Z"},{"alias_kind":"pith_short_12","alias_value":"2SY33WSXZMDC","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"2SY33WSXZMDCLNTF","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"2SY33WSX","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:2SY33WSXZMDCLNTFIANLVPTD3C","target":"record","payload":{"canonical_record":{"source":{"id":"1901.00592","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2019-01-03T02:53:21Z","cross_cats_sorted":["cs.CE"],"title_canon_sha256":"d80be7384fd212e578f585bc59d38fa6aa4f326273e06b233dacfbaf8dce6492","abstract_canon_sha256":"62fc712730ddb1e1365f691308f58677af9a56cc5bb020f9e3085d55cd024e61"},"schema_version":"1.0"},"canonical_sha256":"d4b1bdda57cb0625b665401ababe63d8b13b2e5cc0e519c2d11f93449134af7a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:01.982560Z","signature_b64":"zg3oFhH5gfNVIL1dUg6LFiTU+svYd5AK1Qb/Rr8jRxtend9Syq1fkAVWOk1CYNVhKZgichBs/FjbZvMB1+5nCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d4b1bdda57cb0625b665401ababe63d8b13b2e5cc0e519c2d11f93449134af7a","last_reissued_at":"2026-05-17T23:57:01.981886Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:01.981886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.00592","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":"2026-05-17T23:57:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8nbITmmL8DtuweCOTssw8bnbLyIZSppNNYL5KaTPXrlgKzrPaoE5IJX0G/+HV3Rc/bkMPf/E2K4bxEy+l4pQAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T15:35:20.586358Z"},"content_sha256":"841bd6f6a27bc84ac22d7b8724295beeb863d31e9aa612d4e9b6a82c9069e6fc","schema_version":"1.0","event_id":"sha256:841bd6f6a27bc84ac22d7b8724295beeb863d31e9aa612d4e9b6a82c9069e6fc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:2SY33WSXZMDCLNTFIANLVPTD3C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Interactions between Causal Structures in Graph Rewriting Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CE"],"primary_cat":"cs.LO","authors_text":"Boston, CNRS, Harvard Medical School, Ioana Cristescu (Department of Systems Biology, Jean Krivine (IRIF, Paris Diderot University), USA), Walter Fontana (Department of Systems Biology","submitted_at":"2019-01-03T02:53:21Z","abstract_excerpt":"Graph rewrite formalisms are a powerful approach to modeling complex molecular systems. They capture the intrinsic concurrency of molecular interactions, thereby enabling a formal notion of mechanism (a partially ordered set of events) that explains how a system achieves a particular outcome given a set of rewrite rules. It is then useful to verify whether the mechanisms that emerge from a given model comply with empirical observations about their mutual interference. In this work, our objective is to determine whether a specific event in the mechanism for achieving X prevents or promotes the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.00592","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":"2026-05-17T23:57:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sXQ+lAc0f+mSiJIqs1kJEkdYvABNkUfny6jK1mseFdYKqNvqJSEGZLJubslThu90u/FEVGxEHye2QiDd31fqCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T15:35:20.586851Z"},"content_sha256":"089453b63772324f383e35fe84e50298d233c2f58ab30fb8cbcf8e2268ea54a1","schema_version":"1.0","event_id":"sha256:089453b63772324f383e35fe84e50298d233c2f58ab30fb8cbcf8e2268ea54a1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2SY33WSXZMDCLNTFIANLVPTD3C/bundle.json","state_url":"https://pith.science/pith/2SY33WSXZMDCLNTFIANLVPTD3C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2SY33WSXZMDCLNTFIANLVPTD3C/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":"2026-05-26T15:35:20Z","links":{"resolver":"https://pith.science/pith/2SY33WSXZMDCLNTFIANLVPTD3C","bundle":"https://pith.science/pith/2SY33WSXZMDCLNTFIANLVPTD3C/bundle.json","state":"https://pith.science/pith/2SY33WSXZMDCLNTFIANLVPTD3C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2SY33WSXZMDCLNTFIANLVPTD3C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:2SY33WSXZMDCLNTFIANLVPTD3C","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":"62fc712730ddb1e1365f691308f58677af9a56cc5bb020f9e3085d55cd024e61","cross_cats_sorted":["cs.CE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2019-01-03T02:53:21Z","title_canon_sha256":"d80be7384fd212e578f585bc59d38fa6aa4f326273e06b233dacfbaf8dce6492"},"schema_version":"1.0","source":{"id":"1901.00592","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.00592","created_at":"2026-05-17T23:57:01Z"},{"alias_kind":"arxiv_version","alias_value":"1901.00592v1","created_at":"2026-05-17T23:57:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.00592","created_at":"2026-05-17T23:57:01Z"},{"alias_kind":"pith_short_12","alias_value":"2SY33WSXZMDC","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"2SY33WSXZMDCLNTF","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"2SY33WSX","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:089453b63772324f383e35fe84e50298d233c2f58ab30fb8cbcf8e2268ea54a1","target":"graph","created_at":"2026-05-17T23:57:01Z","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":"Graph rewrite formalisms are a powerful approach to modeling complex molecular systems. They capture the intrinsic concurrency of molecular interactions, thereby enabling a formal notion of mechanism (a partially ordered set of events) that explains how a system achieves a particular outcome given a set of rewrite rules. It is then useful to verify whether the mechanisms that emerge from a given model comply with empirical observations about their mutual interference. In this work, our objective is to determine whether a specific event in the mechanism for achieving X prevents or promotes the ","authors_text":"Boston, CNRS, Harvard Medical School, Ioana Cristescu (Department of Systems Biology, Jean Krivine (IRIF, Paris Diderot University), USA), Walter Fontana (Department of Systems Biology","cross_cats":["cs.CE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2019-01-03T02:53:21Z","title":"Interactions between Causal Structures in Graph Rewriting Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.00592","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":"sha256:841bd6f6a27bc84ac22d7b8724295beeb863d31e9aa612d4e9b6a82c9069e6fc","target":"record","created_at":"2026-05-17T23:57:01Z","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":"62fc712730ddb1e1365f691308f58677af9a56cc5bb020f9e3085d55cd024e61","cross_cats_sorted":["cs.CE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2019-01-03T02:53:21Z","title_canon_sha256":"d80be7384fd212e578f585bc59d38fa6aa4f326273e06b233dacfbaf8dce6492"},"schema_version":"1.0","source":{"id":"1901.00592","kind":"arxiv","version":1}},"canonical_sha256":"d4b1bdda57cb0625b665401ababe63d8b13b2e5cc0e519c2d11f93449134af7a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d4b1bdda57cb0625b665401ababe63d8b13b2e5cc0e519c2d11f93449134af7a","first_computed_at":"2026-05-17T23:57:01.981886Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:57:01.981886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zg3oFhH5gfNVIL1dUg6LFiTU+svYd5AK1Qb/Rr8jRxtend9Syq1fkAVWOk1CYNVhKZgichBs/FjbZvMB1+5nCw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:57:01.982560Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.00592","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:841bd6f6a27bc84ac22d7b8724295beeb863d31e9aa612d4e9b6a82c9069e6fc","sha256:089453b63772324f383e35fe84e50298d233c2f58ab30fb8cbcf8e2268ea54a1"],"state_sha256":"807ad7a2953b332b4bd5b74a73b63c02dd7ca88905446c99de02b005a3e91495"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aYWAK8d7e64cThZluDtehvfKpVgny5vaB1c4HOfIvDtZ4Xgikx7OD9ptLsB39c61SpUwaUotRs7/5TKMpr1jAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T15:35:20.589372Z","bundle_sha256":"7c71d020fe02d54e7903b8e0115095792b058ba46eb29288939195419f0118e5"}}