{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:RLZCJLRT4CUBRUL4GEBWFTE4G6","short_pith_number":"pith:RLZCJLRT","canonical_record":{"source":{"id":"1306.1300","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"cs.SI","submitted_at":"2013-06-06T05:37:23Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"b34026643c47c21fd24c2b1ca3fbae9c10695444f8e2739f390b33412078f7db","abstract_canon_sha256":"8ba6182598499c998609311d3bfacea075aeff80d7881d0a35aa8bda14795e69"},"schema_version":"1.0"},"canonical_sha256":"8af224ae33e0a818d17c310362cc9c378f0add68f6e54e0d887cae4f275d3f20","source":{"kind":"arxiv","id":"1306.1300","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.1300","created_at":"2026-05-18T03:21:42Z"},{"alias_kind":"arxiv_version","alias_value":"1306.1300v1","created_at":"2026-05-18T03:21:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.1300","created_at":"2026-05-18T03:21:42Z"},{"alias_kind":"pith_short_12","alias_value":"RLZCJLRT4CUB","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"RLZCJLRT4CUBRUL4","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"RLZCJLRT","created_at":"2026-05-18T12:27:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:RLZCJLRT4CUBRUL4GEBWFTE4G6","target":"record","payload":{"canonical_record":{"source":{"id":"1306.1300","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"cs.SI","submitted_at":"2013-06-06T05:37:23Z","cross_cats_sorted":["physics.soc-ph"],"title_canon_sha256":"b34026643c47c21fd24c2b1ca3fbae9c10695444f8e2739f390b33412078f7db","abstract_canon_sha256":"8ba6182598499c998609311d3bfacea075aeff80d7881d0a35aa8bda14795e69"},"schema_version":"1.0"},"canonical_sha256":"8af224ae33e0a818d17c310362cc9c378f0add68f6e54e0d887cae4f275d3f20","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:21:42.729109Z","signature_b64":"sY/Jq1BYSr/gYx6qvuJnkhMNACOm1Y1VU26y/I4yMgcFkbK7yUVvRyHDDfdZ8IZfuRn4HHgTh0GTVcWVLN1+Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8af224ae33e0a818d17c310362cc9c378f0add68f6e54e0d887cae4f275d3f20","last_reissued_at":"2026-05-18T03:21:42.728485Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:21:42.728485Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.1300","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":"2026-05-18T03:21:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sbqwvXkmv4QtJRQFe5xczRVXl9LfmwXIEeBT/CNs6Dz+B9SuwxrF4aP0Ms1pZs00HkuFzeNcpoABF+B9R5zaDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-24T10:57:11.713392Z"},"content_sha256":"201c64ad014dfc2a0e35f747da7cc003d2bb1fff146ee60bbe85185a1f365b5b","schema_version":"1.0","event_id":"sha256:201c64ad014dfc2a0e35f747da7cc003d2bb1fff146ee60bbe85185a1f365b5b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:RLZCJLRT4CUBRUL4GEBWFTE4G6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Personalized Email Community Detection using Collaborative Similarity Measure","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":["physics.soc-ph"],"primary_cat":"cs.SI","authors_text":"Kifayat-Ullah Khan, Waqas Nawaz, Yongkoo Han, Young-Koo Lee","submitted_at":"2013-06-06T05:37:23Z","abstract_excerpt":"Email service providers have employed many email classification and prioritization systems over the last decade to improve their services. In order to assist email services, we propose a personalized email community detection method to discover the groupings of email users based on their structural and semantic intimacy. We extract the personalized social graph from a set of emails by uniquely leveraging each node with communication behavior. Subsequently, collaborative similarity measure (CSM) based intra-graph clustering approach detects personalized communities. The empirical analysis shows"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.1300","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":"2026-05-18T03:21:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YdEUk7rKdjf6rTAuDojo7joI0L6Yv/2QQvUpb6iOrFfJZfyp6jXFqRz1VvcFwvUdufGXusmcjHlBliXDLcEGBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-24T10:57:11.713764Z"},"content_sha256":"e585eacf8c3d1642740be1d2caee749c9ba602bb82786bc900c44d8ce52e2988","schema_version":"1.0","event_id":"sha256:e585eacf8c3d1642740be1d2caee749c9ba602bb82786bc900c44d8ce52e2988"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RLZCJLRT4CUBRUL4GEBWFTE4G6/bundle.json","state_url":"https://pith.science/pith/RLZCJLRT4CUBRUL4GEBWFTE4G6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RLZCJLRT4CUBRUL4GEBWFTE4G6/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":"2026-07-24T10:57:11Z","links":{"resolver":"https://pith.science/pith/RLZCJLRT4CUBRUL4GEBWFTE4G6","bundle":"https://pith.science/pith/RLZCJLRT4CUBRUL4GEBWFTE4G6/bundle.json","state":"https://pith.science/pith/RLZCJLRT4CUBRUL4GEBWFTE4G6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RLZCJLRT4CUBRUL4GEBWFTE4G6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:RLZCJLRT4CUBRUL4GEBWFTE4G6","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":"8ba6182598499c998609311d3bfacea075aeff80d7881d0a35aa8bda14795e69","cross_cats_sorted":["physics.soc-ph"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"cs.SI","submitted_at":"2013-06-06T05:37:23Z","title_canon_sha256":"b34026643c47c21fd24c2b1ca3fbae9c10695444f8e2739f390b33412078f7db"},"schema_version":"1.0","source":{"id":"1306.1300","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.1300","created_at":"2026-05-18T03:21:42Z"},{"alias_kind":"arxiv_version","alias_value":"1306.1300v1","created_at":"2026-05-18T03:21:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.1300","created_at":"2026-05-18T03:21:42Z"},{"alias_kind":"pith_short_12","alias_value":"RLZCJLRT4CUB","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"RLZCJLRT4CUBRUL4","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"RLZCJLRT","created_at":"2026-05-18T12:27:59Z"}],"graph_snapshots":[{"event_id":"sha256:e585eacf8c3d1642740be1d2caee749c9ba602bb82786bc900c44d8ce52e2988","target":"graph","created_at":"2026-05-18T03:21:42Z","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":"Email service providers have employed many email classification and prioritization systems over the last decade to improve their services. In order to assist email services, we propose a personalized email community detection method to discover the groupings of email users based on their structural and semantic intimacy. We extract the personalized social graph from a set of emails by uniquely leveraging each node with communication behavior. Subsequently, collaborative similarity measure (CSM) based intra-graph clustering approach detects personalized communities. The empirical analysis shows","authors_text":"Kifayat-Ullah Khan, Waqas Nawaz, Yongkoo Han, Young-Koo Lee","cross_cats":["physics.soc-ph"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"cs.SI","submitted_at":"2013-06-06T05:37:23Z","title":"Personalized Email Community Detection using Collaborative Similarity Measure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.1300","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":"sha256:201c64ad014dfc2a0e35f747da7cc003d2bb1fff146ee60bbe85185a1f365b5b","target":"record","created_at":"2026-05-18T03:21:42Z","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":"8ba6182598499c998609311d3bfacea075aeff80d7881d0a35aa8bda14795e69","cross_cats_sorted":["physics.soc-ph"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"cs.SI","submitted_at":"2013-06-06T05:37:23Z","title_canon_sha256":"b34026643c47c21fd24c2b1ca3fbae9c10695444f8e2739f390b33412078f7db"},"schema_version":"1.0","source":{"id":"1306.1300","kind":"arxiv","version":1}},"canonical_sha256":"8af224ae33e0a818d17c310362cc9c378f0add68f6e54e0d887cae4f275d3f20","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8af224ae33e0a818d17c310362cc9c378f0add68f6e54e0d887cae4f275d3f20","first_computed_at":"2026-05-18T03:21:42.728485Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:21:42.728485Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sY/Jq1BYSr/gYx6qvuJnkhMNACOm1Y1VU26y/I4yMgcFkbK7yUVvRyHDDfdZ8IZfuRn4HHgTh0GTVcWVLN1+Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T03:21:42.729109Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.1300","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:201c64ad014dfc2a0e35f747da7cc003d2bb1fff146ee60bbe85185a1f365b5b","sha256:e585eacf8c3d1642740be1d2caee749c9ba602bb82786bc900c44d8ce52e2988"],"state_sha256":"df1329734242c68ed192e5df0e92a2c8b7df840a88778bc47db6a5d9ef31e0b4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lmy1Bs/BFzqQPE6afMVsm2q2qjOODA5Nfg06fACbVoAyaiW/UuCTAoZdXnFC3hJB/Kx3PAgLKLCD63W+jm55BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-24T10:57:11.716441Z","bundle_sha256":"7caf21d18ea7df76739af3657ade059906170460c581677d4920c1951b0ad898"}}