{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:KGSCSLI63ZKHG56LZB5EYAFGO5","short_pith_number":"pith:KGSCSLI6","canonical_record":{"source":{"id":"2407.18338","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-07-25T18:52:10Z","cross_cats_sorted":["eess.IV","q-bio.BM"],"title_canon_sha256":"21cae6c372e85655d7388a25004566b7f6f7d19bf1914b7ee63bc4e0c08039cb","abstract_canon_sha256":"7921e8befc9ecb949a75d5776968ffd44908ab6afd7c02286744fcb2691a10b2"},"schema_version":"1.0"},"canonical_sha256":"51a4292d1ede547377cbc87a4c00a6776bbe2792915951fb7b29ab91c1dcda50","source":{"kind":"arxiv","id":"2407.18338","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.18338","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"arxiv_version","alias_value":"2407.18338v1","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.18338","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"pith_short_12","alias_value":"KGSCSLI63ZKH","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"pith_short_16","alias_value":"KGSCSLI63ZKHG56L","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"pith_short_8","alias_value":"KGSCSLI6","created_at":"2026-07-05T08:48:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:KGSCSLI63ZKHG56LZB5EYAFGO5","target":"record","payload":{"canonical_record":{"source":{"id":"2407.18338","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-07-25T18:52:10Z","cross_cats_sorted":["eess.IV","q-bio.BM"],"title_canon_sha256":"21cae6c372e85655d7388a25004566b7f6f7d19bf1914b7ee63bc4e0c08039cb","abstract_canon_sha256":"7921e8befc9ecb949a75d5776968ffd44908ab6afd7c02286744fcb2691a10b2"},"schema_version":"1.0"},"canonical_sha256":"51a4292d1ede547377cbc87a4c00a6776bbe2792915951fb7b29ab91c1dcda50","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:48:48.118782Z","signature_b64":"8RXdTgLOameFnt5XIUWNAxAWDGIY2BYD98LmYvEJLBnWzKWN0ZOYRFcODEN46X7bXN/DFVgNZXQNLKqV0JK3Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"51a4292d1ede547377cbc87a4c00a6776bbe2792915951fb7b29ab91c1dcda50","last_reissued_at":"2026-07-05T08:48:48.118181Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:48:48.118181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.18338","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":"2026-07-05T08:48:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f2k7hO7iTTK5+k/uMEXZGFHeTLiWQJiLHm258PtbDVfuv2vjG0JWmSjESP53xS4OQFDtq5Jgbc8t9VypyWj8CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T21:18:50.822374Z"},"content_sha256":"4b644e026822de9aea0c6d5a2fae584afdf7edf10c72928913127d17a04b2296","schema_version":"1.0","event_id":"sha256:4b644e026822de9aea0c6d5a2fae584afdf7edf10c72928913127d17a04b2296"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:KGSCSLI63ZKHG56LZB5EYAFGO5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SMiCRM: A Benchmark Dataset of Mechanistic Molecular Images","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["eess.IV","q-bio.BM"],"primary_cat":"cs.CV","authors_text":"Ching Ting Leung, Hanyu Gao, Yufan Chen","submitted_at":"2024-07-25T18:52:10Z","abstract_excerpt":"Optical chemical structure recognition (OCSR) systems aim to extract the molecular structure information, usually in the form of molecular graph or SMILES, from images of chemical molecules. While many tools have been developed for this purpose, challenges still exist due to different types of noises that might exist in the images. Specifically, we focus on the 'arrow-pushing' diagrams, a typical type of chemical images to demonstrate electron flow in mechanistic steps. We present Structural molecular identifier of Molecular images in Chemical Reaction Mechanisms (SMiCRM), a dataset designed t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.18338","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/2407.18338/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":"2026-07-05T08:48:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E8VGr6GySpDvI7hROCkhXxHfhugJ9oT3WEXFTfy3md2ZYy/flKDlmNU7rJxWkxytkAqQ1OWPoPOGUpAo0r6nDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T21:18:50.822886Z"},"content_sha256":"10066b6d411d869a8a17e554eebecc4569f7ebf99c07292bdf0b96f60d61e889","schema_version":"1.0","event_id":"sha256:10066b6d411d869a8a17e554eebecc4569f7ebf99c07292bdf0b96f60d61e889"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KGSCSLI63ZKHG56LZB5EYAFGO5/bundle.json","state_url":"https://pith.science/pith/KGSCSLI63ZKHG56LZB5EYAFGO5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KGSCSLI63ZKHG56LZB5EYAFGO5/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":"2026-08-23T21:18:50Z","links":{"resolver":"https://pith.science/pith/KGSCSLI63ZKHG56LZB5EYAFGO5","bundle":"https://pith.science/pith/KGSCSLI63ZKHG56LZB5EYAFGO5/bundle.json","state":"https://pith.science/pith/KGSCSLI63ZKHG56LZB5EYAFGO5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KGSCSLI63ZKHG56LZB5EYAFGO5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:KGSCSLI63ZKHG56LZB5EYAFGO5","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":"7921e8befc9ecb949a75d5776968ffd44908ab6afd7c02286744fcb2691a10b2","cross_cats_sorted":["eess.IV","q-bio.BM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-07-25T18:52:10Z","title_canon_sha256":"21cae6c372e85655d7388a25004566b7f6f7d19bf1914b7ee63bc4e0c08039cb"},"schema_version":"1.0","source":{"id":"2407.18338","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.18338","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"arxiv_version","alias_value":"2407.18338v1","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.18338","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"pith_short_12","alias_value":"KGSCSLI63ZKH","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"pith_short_16","alias_value":"KGSCSLI63ZKHG56L","created_at":"2026-07-05T08:48:48Z"},{"alias_kind":"pith_short_8","alias_value":"KGSCSLI6","created_at":"2026-07-05T08:48:48Z"}],"graph_snapshots":[{"event_id":"sha256:10066b6d411d869a8a17e554eebecc4569f7ebf99c07292bdf0b96f60d61e889","target":"graph","created_at":"2026-07-05T08:48:48Z","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/2407.18338/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Optical chemical structure recognition (OCSR) systems aim to extract the molecular structure information, usually in the form of molecular graph or SMILES, from images of chemical molecules. While many tools have been developed for this purpose, challenges still exist due to different types of noises that might exist in the images. Specifically, we focus on the 'arrow-pushing' diagrams, a typical type of chemical images to demonstrate electron flow in mechanistic steps. We present Structural molecular identifier of Molecular images in Chemical Reaction Mechanisms (SMiCRM), a dataset designed t","authors_text":"Ching Ting Leung, Hanyu Gao, Yufan Chen","cross_cats":["eess.IV","q-bio.BM"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-07-25T18:52:10Z","title":"SMiCRM: A Benchmark Dataset of Mechanistic Molecular Images"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.18338","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":"sha256:4b644e026822de9aea0c6d5a2fae584afdf7edf10c72928913127d17a04b2296","target":"record","created_at":"2026-07-05T08:48:48Z","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":"7921e8befc9ecb949a75d5776968ffd44908ab6afd7c02286744fcb2691a10b2","cross_cats_sorted":["eess.IV","q-bio.BM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-07-25T18:52:10Z","title_canon_sha256":"21cae6c372e85655d7388a25004566b7f6f7d19bf1914b7ee63bc4e0c08039cb"},"schema_version":"1.0","source":{"id":"2407.18338","kind":"arxiv","version":1}},"canonical_sha256":"51a4292d1ede547377cbc87a4c00a6776bbe2792915951fb7b29ab91c1dcda50","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"51a4292d1ede547377cbc87a4c00a6776bbe2792915951fb7b29ab91c1dcda50","first_computed_at":"2026-07-05T08:48:48.118181Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:48:48.118181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8RXdTgLOameFnt5XIUWNAxAWDGIY2BYD98LmYvEJLBnWzKWN0ZOYRFcODEN46X7bXN/DFVgNZXQNLKqV0JK3Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:48:48.118782Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.18338","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b644e026822de9aea0c6d5a2fae584afdf7edf10c72928913127d17a04b2296","sha256:10066b6d411d869a8a17e554eebecc4569f7ebf99c07292bdf0b96f60d61e889"],"state_sha256":"607eb301e5c8b6f0bff590e8fe9d4fb23f477bef11313bd7ef55d29a36047dd1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FDi9hXSguXzZ3QXHP973bTOQza0oG2zHcvF5UKN3G7sUOTJwEdDFxISocfe5NIQEtgfUy02V4P9etdA8fYY8Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T21:18:50.827477Z","bundle_sha256":"b6cbc9f34c47c29649b7118f09c3b732dfb61bbd2afcbfa95711cdaa6adb32cf"}}