{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:EOGS64YXG74WM7NWEUVMCELGEW","short_pith_number":"pith:EOGS64YX","canonical_record":{"source":{"id":"1807.01130","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2018-07-03T12:54:46Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"fddb87d908a19e1274835e531e62c541f26680d0a62230a9b836a442cc410aea","abstract_canon_sha256":"cc4e19ab18acbfcb8febb99b20651580935e6d81e442eea6534ad658f68cbc19"},"schema_version":"1.0"},"canonical_sha256":"238d2f731737f9667db6252ac11166258eb91840cec81d28acb5458f17c5b5ec","source":{"kind":"arxiv","id":"1807.01130","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.01130","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"arxiv_version","alias_value":"1807.01130v2","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.01130","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"pith_short_12","alias_value":"EOGS64YXG74W","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"EOGS64YXG74WM7NW","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"EOGS64YX","created_at":"2026-05-18T12:32:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:EOGS64YXG74WM7NWEUVMCELGEW","target":"record","payload":{"canonical_record":{"source":{"id":"1807.01130","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2018-07-03T12:54:46Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"fddb87d908a19e1274835e531e62c541f26680d0a62230a9b836a442cc410aea","abstract_canon_sha256":"cc4e19ab18acbfcb8febb99b20651580935e6d81e442eea6534ad658f68cbc19"},"schema_version":"1.0"},"canonical_sha256":"238d2f731737f9667db6252ac11166258eb91840cec81d28acb5458f17c5b5ec","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:53:42.429773Z","signature_b64":"KYg6IwHNVhg4dtBtWdKk2khJt1AdOhZ91/LwOXZ0tvmywKaegTMV2ihwn5Z/CuFy+WMyS5uvvwGLHyNz4+aNCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"238d2f731737f9667db6252ac11166258eb91840cec81d28acb5458f17c5b5ec","last_reissued_at":"2026-05-17T23:53:42.429363Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:53:42.429363Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.01130","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:53:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JidH1BguLLtXWLNdaUNTLCB+v6t3mL4kg0RDQrMzFbTTwdsuv5KOMucjoWoos0tanpyOfJjk9mfg/u2giftbAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T05:41:15.462818Z"},"content_sha256":"a9cfe3a090703c78f31a8f9ec3b7c271d21fc50b6e8b1393f65b3b5942a0a022","schema_version":"1.0","event_id":"sha256:a9cfe3a090703c78f31a8f9ec3b7c271d21fc50b6e8b1393f65b3b5942a0a022"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:EOGS64YXG74WM7NWEUVMCELGEW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evaluation of Community Detection Methods","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.soc-ph"],"primary_cat":"cs.SI","authors_text":"Hui-Min Cheng, Xin Liu, Zhong-Yuan Zhang","submitted_at":"2018-07-03T12:54:46Z","abstract_excerpt":"Community structures are critical towards understanding not only the network topology but also how the network functions. However, how to evaluate the quality of detected community structures is still challenging and remains unsolved. The most widely used metric, normalized mutual information (NMI), was proved to have finite size effect, and its improved form relative normalized mutual information (rNMI) has reverse finite size effect. Corrected normalized mutual information (cNMI) was thus proposed and has neither finite size effect nor reverse finite size effect. However, in this paper we sh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.01130","kind":"arxiv","version":2},"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":"2026-05-17T23:53:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6J2XNsOdrOIne8Qkf/rl6GMdQys1dJRguHJgQOgC4DQAtL1DU/n1XSDX+JHo314GRRWiobWV5ppE/iRrjm8vAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T05:41:15.463167Z"},"content_sha256":"eefffaf4a81bcadebd345e3f6ec115c29761d205337468d83954bb9070177cb5","schema_version":"1.0","event_id":"sha256:eefffaf4a81bcadebd345e3f6ec115c29761d205337468d83954bb9070177cb5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EOGS64YXG74WM7NWEUVMCELGEW/bundle.json","state_url":"https://pith.science/pith/EOGS64YXG74WM7NWEUVMCELGEW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EOGS64YXG74WM7NWEUVMCELGEW/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":"2026-06-24T05:41:15Z","links":{"resolver":"https://pith.science/pith/EOGS64YXG74WM7NWEUVMCELGEW","bundle":"https://pith.science/pith/EOGS64YXG74WM7NWEUVMCELGEW/bundle.json","state":"https://pith.science/pith/EOGS64YXG74WM7NWEUVMCELGEW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EOGS64YXG74WM7NWEUVMCELGEW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:EOGS64YXG74WM7NWEUVMCELGEW","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":"cc4e19ab18acbfcb8febb99b20651580935e6d81e442eea6534ad658f68cbc19","cross_cats_sorted":["physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2018-07-03T12:54:46Z","title_canon_sha256":"fddb87d908a19e1274835e531e62c541f26680d0a62230a9b836a442cc410aea"},"schema_version":"1.0","source":{"id":"1807.01130","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.01130","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"arxiv_version","alias_value":"1807.01130v2","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.01130","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"pith_short_12","alias_value":"EOGS64YXG74W","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"EOGS64YXG74WM7NW","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"EOGS64YX","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:eefffaf4a81bcadebd345e3f6ec115c29761d205337468d83954bb9070177cb5","target":"graph","created_at":"2026-05-17T23:53:42Z","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":"Community structures are critical towards understanding not only the network topology but also how the network functions. However, how to evaluate the quality of detected community structures is still challenging and remains unsolved. The most widely used metric, normalized mutual information (NMI), was proved to have finite size effect, and its improved form relative normalized mutual information (rNMI) has reverse finite size effect. Corrected normalized mutual information (cNMI) was thus proposed and has neither finite size effect nor reverse finite size effect. However, in this paper we sh","authors_text":"Hui-Min Cheng, Xin Liu, Zhong-Yuan Zhang","cross_cats":["physics.soc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2018-07-03T12:54:46Z","title":"Evaluation of Community Detection Methods"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.01130","kind":"arxiv","version":2},"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:a9cfe3a090703c78f31a8f9ec3b7c271d21fc50b6e8b1393f65b3b5942a0a022","target":"record","created_at":"2026-05-17T23:53:42Z","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":"cc4e19ab18acbfcb8febb99b20651580935e6d81e442eea6534ad658f68cbc19","cross_cats_sorted":["physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2018-07-03T12:54:46Z","title_canon_sha256":"fddb87d908a19e1274835e531e62c541f26680d0a62230a9b836a442cc410aea"},"schema_version":"1.0","source":{"id":"1807.01130","kind":"arxiv","version":2}},"canonical_sha256":"238d2f731737f9667db6252ac11166258eb91840cec81d28acb5458f17c5b5ec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"238d2f731737f9667db6252ac11166258eb91840cec81d28acb5458f17c5b5ec","first_computed_at":"2026-05-17T23:53:42.429363Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:53:42.429363Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KYg6IwHNVhg4dtBtWdKk2khJt1AdOhZ91/LwOXZ0tvmywKaegTMV2ihwn5Z/CuFy+WMyS5uvvwGLHyNz4+aNCw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:53:42.429773Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.01130","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a9cfe3a090703c78f31a8f9ec3b7c271d21fc50b6e8b1393f65b3b5942a0a022","sha256:eefffaf4a81bcadebd345e3f6ec115c29761d205337468d83954bb9070177cb5"],"state_sha256":"cc919b07aa80a80dd654830bc42cd311968887b6e9f989519a57ed04aebad1c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mEs6r3AR+oEP7eRxFJjqkwBl3vlNu+peb5cRiOQF97hVY5Od6qgFu+Vu+a2ESu9U+pjbF3PTIaIJxLHLndrtDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T05:41:15.465161Z","bundle_sha256":"6aa8dd477be3327adedb6b39418213042678e0e9822a2fcbb8c5f9e560650fc0"}}