{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:5WUXE4V5BYMEWGEIK6GPIVPKME","short_pith_number":"pith:5WUXE4V5","canonical_record":{"source":{"id":"1109.2215","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-09-10T11:52:15Z","cross_cats_sorted":["physics.data-an","physics.soc-ph"],"title_canon_sha256":"a78c23de687009e7dc223a31e65437833b0defe0f08624e18936c14071fd7b64","abstract_canon_sha256":"f7c8461289ba4d2ddfe7ad5c1e91ce2442ffe9a675d636039ca0c9441dc18402"},"schema_version":"1.0"},"canonical_sha256":"eda97272bd0e184b1888578cf455ea613cf645a77cbce7784c097f27d160d7ed","source":{"kind":"arxiv","id":"1109.2215","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.2215","created_at":"2026-05-18T04:08:03Z"},{"alias_kind":"arxiv_version","alias_value":"1109.2215v2","created_at":"2026-05-18T04:08:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.2215","created_at":"2026-05-18T04:08:03Z"},{"alias_kind":"pith_short_12","alias_value":"5WUXE4V5BYME","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"5WUXE4V5BYMEWGEI","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"5WUXE4V5","created_at":"2026-05-18T12:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:5WUXE4V5BYMEWGEIK6GPIVPKME","target":"record","payload":{"canonical_record":{"source":{"id":"1109.2215","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-09-10T11:52:15Z","cross_cats_sorted":["physics.data-an","physics.soc-ph"],"title_canon_sha256":"a78c23de687009e7dc223a31e65437833b0defe0f08624e18936c14071fd7b64","abstract_canon_sha256":"f7c8461289ba4d2ddfe7ad5c1e91ce2442ffe9a675d636039ca0c9441dc18402"},"schema_version":"1.0"},"canonical_sha256":"eda97272bd0e184b1888578cf455ea613cf645a77cbce7784c097f27d160d7ed","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:08:03.476713Z","signature_b64":"VxaPJhKMJjH5Z+8DM3Ix8zuEC0VZcnr1+uTJV4+ehtz1KiBkmy4SsnjAIj1LNreTuzMQbU998o03E4Ly7JhRBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eda97272bd0e184b1888578cf455ea613cf645a77cbce7784c097f27d160d7ed","last_reissued_at":"2026-05-18T04:08:03.476229Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:08:03.476229Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.2215","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":"2026-05-18T04:08:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P2c7AC2cqlmDHi30P1rVDOY/hqmKoKQyltPkTFFyI3YIqP+rokU27Tz4RPhIP8zHOH6HMiTpJW/CEI9SWNQAAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T14:53:41.989818Z"},"content_sha256":"49fe141abd7c828c3c90f2db06fe298f50aed9b089f34e48b6ce5965ff84e682","schema_version":"1.0","event_id":"sha256:49fe141abd7c828c3c90f2db06fe298f50aed9b089f34e48b6ce5965ff84e682"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:5WUXE4V5BYMEWGEIK6GPIVPKME","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Finding missing edges and communities in incomplete networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.data-an","physics.soc-ph"],"primary_cat":"cs.SI","authors_text":"Bowen Yan, Steve Gregory","submitted_at":"2011-09-10T11:52:15Z","abstract_excerpt":"Many algorithms have been proposed for predicting missing edges in networks, but they do not usually take account of which edges are missing. We focus on networks which have missing edges of the form that is likely to occur in real networks, and compare algorithms that find these missing edges. We also investigate the effect of this kind of missing data on community detection algorithms."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.2215","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":"2026-05-18T04:08:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IpaIn3ZeFaJH82iC18PCieguMVTTp185lSdkW2t/Af4PnFBFNBtsxnxLm2Fb9fWm12ivCsnnsaik2TTJnYhSAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T14:53:41.990175Z"},"content_sha256":"8bdd3633aa138e977987b2f9d284b9243cbec6e4716f39e137cd1ff20a84c882","schema_version":"1.0","event_id":"sha256:8bdd3633aa138e977987b2f9d284b9243cbec6e4716f39e137cd1ff20a84c882"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5WUXE4V5BYMEWGEIK6GPIVPKME/bundle.json","state_url":"https://pith.science/pith/5WUXE4V5BYMEWGEIK6GPIVPKME/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5WUXE4V5BYMEWGEIK6GPIVPKME/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":"2026-06-09T14:53:41Z","links":{"resolver":"https://pith.science/pith/5WUXE4V5BYMEWGEIK6GPIVPKME","bundle":"https://pith.science/pith/5WUXE4V5BYMEWGEIK6GPIVPKME/bundle.json","state":"https://pith.science/pith/5WUXE4V5BYMEWGEIK6GPIVPKME/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5WUXE4V5BYMEWGEIK6GPIVPKME/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:5WUXE4V5BYMEWGEIK6GPIVPKME","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":"f7c8461289ba4d2ddfe7ad5c1e91ce2442ffe9a675d636039ca0c9441dc18402","cross_cats_sorted":["physics.data-an","physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-09-10T11:52:15Z","title_canon_sha256":"a78c23de687009e7dc223a31e65437833b0defe0f08624e18936c14071fd7b64"},"schema_version":"1.0","source":{"id":"1109.2215","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.2215","created_at":"2026-05-18T04:08:03Z"},{"alias_kind":"arxiv_version","alias_value":"1109.2215v2","created_at":"2026-05-18T04:08:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.2215","created_at":"2026-05-18T04:08:03Z"},{"alias_kind":"pith_short_12","alias_value":"5WUXE4V5BYME","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"5WUXE4V5BYMEWGEI","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"5WUXE4V5","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:8bdd3633aa138e977987b2f9d284b9243cbec6e4716f39e137cd1ff20a84c882","target":"graph","created_at":"2026-05-18T04:08:03Z","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":"Many algorithms have been proposed for predicting missing edges in networks, but they do not usually take account of which edges are missing. We focus on networks which have missing edges of the form that is likely to occur in real networks, and compare algorithms that find these missing edges. We also investigate the effect of this kind of missing data on community detection algorithms.","authors_text":"Bowen Yan, Steve Gregory","cross_cats":["physics.data-an","physics.soc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-09-10T11:52:15Z","title":"Finding missing edges and communities in incomplete networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.2215","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":"sha256:49fe141abd7c828c3c90f2db06fe298f50aed9b089f34e48b6ce5965ff84e682","target":"record","created_at":"2026-05-18T04:08:03Z","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":"f7c8461289ba4d2ddfe7ad5c1e91ce2442ffe9a675d636039ca0c9441dc18402","cross_cats_sorted":["physics.data-an","physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-09-10T11:52:15Z","title_canon_sha256":"a78c23de687009e7dc223a31e65437833b0defe0f08624e18936c14071fd7b64"},"schema_version":"1.0","source":{"id":"1109.2215","kind":"arxiv","version":2}},"canonical_sha256":"eda97272bd0e184b1888578cf455ea613cf645a77cbce7784c097f27d160d7ed","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eda97272bd0e184b1888578cf455ea613cf645a77cbce7784c097f27d160d7ed","first_computed_at":"2026-05-18T04:08:03.476229Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:08:03.476229Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VxaPJhKMJjH5Z+8DM3Ix8zuEC0VZcnr1+uTJV4+ehtz1KiBkmy4SsnjAIj1LNreTuzMQbU998o03E4Ly7JhRBw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:08:03.476713Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.2215","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:49fe141abd7c828c3c90f2db06fe298f50aed9b089f34e48b6ce5965ff84e682","sha256:8bdd3633aa138e977987b2f9d284b9243cbec6e4716f39e137cd1ff20a84c882"],"state_sha256":"46b363015a752739fd1e615c335e3e4ef64b9cd459cc199d41f1a7d2a9cc2c3c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wii5hYdvLLuGezbCkfGPgWT8vFKYXDLnd7l7zzoIwKUOTeKVZ91J1SZjkXwxtDup3S9KqfN638Nl27vWd32ZAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T14:53:41.992149Z","bundle_sha256":"52e4967719586735d862b0c1af322500838a0efd98d65bffec6f4d8c5f7482d9"}}