{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:MJ7OBBC23TXXFSVHEA3ITUN4G2","short_pith_number":"pith:MJ7OBBC2","canonical_record":{"source":{"id":"2012.12084","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T15:25:47Z","cross_cats_sorted":["eess.IV","q-bio.QM"],"title_canon_sha256":"ec5d9d5b8a0d6b1030245ab668ab43834028f776af81fe87fe36584fb06b3d47","abstract_canon_sha256":"34c61e6467d132f49ab493ec2930f807ff4208c5d2cee45d407fee0fc6119e72"},"schema_version":"1.0"},"canonical_sha256":"627ee0845adcef72caa7203689d1bc3692844702318bf2a1471ee47d72b468a5","source":{"kind":"arxiv","id":"2012.12084","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.12084","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"arxiv_version","alias_value":"2012.12084v1","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.12084","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"pith_short_12","alias_value":"MJ7OBBC23TXX","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"pith_short_16","alias_value":"MJ7OBBC23TXXFSVH","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"pith_short_8","alias_value":"MJ7OBBC2","created_at":"2026-07-05T02:01:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:MJ7OBBC23TXXFSVHEA3ITUN4G2","target":"record","payload":{"canonical_record":{"source":{"id":"2012.12084","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T15:25:47Z","cross_cats_sorted":["eess.IV","q-bio.QM"],"title_canon_sha256":"ec5d9d5b8a0d6b1030245ab668ab43834028f776af81fe87fe36584fb06b3d47","abstract_canon_sha256":"34c61e6467d132f49ab493ec2930f807ff4208c5d2cee45d407fee0fc6119e72"},"schema_version":"1.0"},"canonical_sha256":"627ee0845adcef72caa7203689d1bc3692844702318bf2a1471ee47d72b468a5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:01:24.426770Z","signature_b64":"A/J8kF9LE48Y70vSJCWmuX9GAenEgnB53NS5almwMMDedKyCpoKOIPjBwaR8XO16+5zMUXFg8rfTlehsdkHrBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"627ee0845adcef72caa7203689d1bc3692844702318bf2a1471ee47d72b468a5","last_reissued_at":"2026-07-05T02:01:24.426351Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:01:24.426351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.12084","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":"2026-07-05T02:01:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jjlH8NvdhIyvXIgvYlOopGooYo1BSfQ+OUpvHLpd8eHmf1EBVlF5iEW2SMb30Eho25Z/KCb04K4fbmTRY/OIAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T16:51:47.195732Z"},"content_sha256":"a7cda34fb0eec9140056ac75170d7ace09ecf4269366736887f62eaeae201b5d","schema_version":"1.0","event_id":"sha256:a7cda34fb0eec9140056ac75170d7ace09ecf4269366736887f62eaeae201b5d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:MJ7OBBC23TXXFSVHEA3ITUN4G2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Limitation of Acyclic Oriented Graphs Matching as Cell Tracking Accuracy Measure when Evaluating Mitosis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.IV","q-bio.QM"],"primary_cat":"cs.CV","authors_text":"Ye Chen, Yuankai Huo","submitted_at":"2020-12-22T15:25:47Z","abstract_excerpt":"Multi-object tracking (MOT) in computer vision and cell tracking in biomedical image analysis are two similar research fields, whose common aim is to achieve instance level object detection/segmentation and associate such objects across different video frames. However, one major difference between these two tasks is that cell tracking also aim to detect mitosis (cell division), which is typically not considered in MOT tasks. Therefore, the acyclic oriented graphs matching (AOGM) has been used as de facto standard evaluation metrics for cell tracking, rather than directly using the evaluation m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.12084","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/2012.12084/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":"2026-07-05T02:01:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0y3nJDqmVw404Xvat4HCFkeU47RUHkqQvNDgBf3gozF7BY63UGSHVDJwdIIMGCgvtOzQSdqiBZNr2KDsHdnQBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T16:51:47.196716Z"},"content_sha256":"fdb38350c403aa88687eb9dbcad1056ddb002bebd8ddf854d194925701b20603","schema_version":"1.0","event_id":"sha256:fdb38350c403aa88687eb9dbcad1056ddb002bebd8ddf854d194925701b20603"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MJ7OBBC23TXXFSVHEA3ITUN4G2/bundle.json","state_url":"https://pith.science/pith/MJ7OBBC23TXXFSVHEA3ITUN4G2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MJ7OBBC23TXXFSVHEA3ITUN4G2/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":"2026-08-04T16:51:47Z","links":{"resolver":"https://pith.science/pith/MJ7OBBC23TXXFSVHEA3ITUN4G2","bundle":"https://pith.science/pith/MJ7OBBC23TXXFSVHEA3ITUN4G2/bundle.json","state":"https://pith.science/pith/MJ7OBBC23TXXFSVHEA3ITUN4G2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MJ7OBBC23TXXFSVHEA3ITUN4G2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:MJ7OBBC23TXXFSVHEA3ITUN4G2","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":"34c61e6467d132f49ab493ec2930f807ff4208c5d2cee45d407fee0fc6119e72","cross_cats_sorted":["eess.IV","q-bio.QM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T15:25:47Z","title_canon_sha256":"ec5d9d5b8a0d6b1030245ab668ab43834028f776af81fe87fe36584fb06b3d47"},"schema_version":"1.0","source":{"id":"2012.12084","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.12084","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"arxiv_version","alias_value":"2012.12084v1","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.12084","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"pith_short_12","alias_value":"MJ7OBBC23TXX","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"pith_short_16","alias_value":"MJ7OBBC23TXXFSVH","created_at":"2026-07-05T02:01:24Z"},{"alias_kind":"pith_short_8","alias_value":"MJ7OBBC2","created_at":"2026-07-05T02:01:24Z"}],"graph_snapshots":[{"event_id":"sha256:fdb38350c403aa88687eb9dbcad1056ddb002bebd8ddf854d194925701b20603","target":"graph","created_at":"2026-07-05T02:01:24Z","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/2012.12084/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multi-object tracking (MOT) in computer vision and cell tracking in biomedical image analysis are two similar research fields, whose common aim is to achieve instance level object detection/segmentation and associate such objects across different video frames. However, one major difference between these two tasks is that cell tracking also aim to detect mitosis (cell division), which is typically not considered in MOT tasks. Therefore, the acyclic oriented graphs matching (AOGM) has been used as de facto standard evaluation metrics for cell tracking, rather than directly using the evaluation m","authors_text":"Ye Chen, Yuankai Huo","cross_cats":["eess.IV","q-bio.QM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T15:25:47Z","title":"Limitation of Acyclic Oriented Graphs Matching as Cell Tracking Accuracy Measure when Evaluating Mitosis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.12084","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:a7cda34fb0eec9140056ac75170d7ace09ecf4269366736887f62eaeae201b5d","target":"record","created_at":"2026-07-05T02:01:24Z","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":"34c61e6467d132f49ab493ec2930f807ff4208c5d2cee45d407fee0fc6119e72","cross_cats_sorted":["eess.IV","q-bio.QM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T15:25:47Z","title_canon_sha256":"ec5d9d5b8a0d6b1030245ab668ab43834028f776af81fe87fe36584fb06b3d47"},"schema_version":"1.0","source":{"id":"2012.12084","kind":"arxiv","version":1}},"canonical_sha256":"627ee0845adcef72caa7203689d1bc3692844702318bf2a1471ee47d72b468a5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"627ee0845adcef72caa7203689d1bc3692844702318bf2a1471ee47d72b468a5","first_computed_at":"2026-07-05T02:01:24.426351Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:01:24.426351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"A/J8kF9LE48Y70vSJCWmuX9GAenEgnB53NS5almwMMDedKyCpoKOIPjBwaR8XO16+5zMUXFg8rfTlehsdkHrBw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:01:24.426770Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.12084","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7cda34fb0eec9140056ac75170d7ace09ecf4269366736887f62eaeae201b5d","sha256:fdb38350c403aa88687eb9dbcad1056ddb002bebd8ddf854d194925701b20603"],"state_sha256":"690ea4bcc0b59c7c086047a2983f63b70182999a9491c936c53bcff26cffd02e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5Xj/Ve/3HBilLcCKOlXxgDOy7Py9eSA5SWQbS9IkJGwPYnibSbW2aXBPlgjb3m+RcB2d6OtvUBOGAqNtKTQHDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T16:51:47.205296Z","bundle_sha256":"34f2e27875f993459c0c1a48259e5ad5ba5491ae5c50f29f0203160c8706f3e8"}}