{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:3HGOFF7YIUQ5XW7CVQV46RW6VQ","short_pith_number":"pith:3HGOFF7Y","canonical_record":{"source":{"id":"1806.09959","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-06-26T13:10:41Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"d76992fb9ec5b21f001205118c52dbee0e2fc97789d64b0baecfbdd105a6b6e5","abstract_canon_sha256":"e35cdfacb95e7177995ffe432e2b9df83ec7973b523deebabee6d31a8137018e"},"schema_version":"1.0"},"canonical_sha256":"d9cce297f84521dbdbe2ac2bcf46deac0feb6b22477c8e91a17ebbd1e465bd25","source":{"kind":"arxiv","id":"1806.09959","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.09959","created_at":"2026-05-18T00:12:22Z"},{"alias_kind":"arxiv_version","alias_value":"1806.09959v1","created_at":"2026-05-18T00:12:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.09959","created_at":"2026-05-18T00:12:22Z"},{"alias_kind":"pith_short_12","alias_value":"3HGOFF7YIUQ5","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"3HGOFF7YIUQ5XW7C","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"3HGOFF7Y","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:3HGOFF7YIUQ5XW7CVQV46RW6VQ","target":"record","payload":{"canonical_record":{"source":{"id":"1806.09959","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-06-26T13:10:41Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"d76992fb9ec5b21f001205118c52dbee0e2fc97789d64b0baecfbdd105a6b6e5","abstract_canon_sha256":"e35cdfacb95e7177995ffe432e2b9df83ec7973b523deebabee6d31a8137018e"},"schema_version":"1.0"},"canonical_sha256":"d9cce297f84521dbdbe2ac2bcf46deac0feb6b22477c8e91a17ebbd1e465bd25","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:22.676973Z","signature_b64":"bWRYJt+ZOulY91Tn1h9sD1tFqr4Zb1NfWpXHmLzizfJVSo81KduEXSZyggm1tnJbVZBjEzCZ6Qhd9ltbcsKcAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d9cce297f84521dbdbe2ac2bcf46deac0feb6b22477c8e91a17ebbd1e465bd25","last_reissued_at":"2026-05-18T00:12:22.676077Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:22.676077Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.09959","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":"2026-05-18T00:12:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3IjogcM1m1/50v2SpxOqYAzRKkkZHHRYYT4uGtl6onYnSFYIIPo21JoAAUSt383LRbgapoUEj/uio3m2T5zjAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T08:51:37.704623Z"},"content_sha256":"7272b08c4850b7456d18a073bcabadf25b4da771d378389cd7fd8816c4770117","schema_version":"1.0","event_id":"sha256:7272b08c4850b7456d18a073bcabadf25b4da771d378389cd7fd8816c4770117"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:3HGOFF7YIUQ5XW7CVQV46RW6VQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Independence of Sources in Social Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SI"],"primary_cat":"cs.AI","authors_text":"Arnaud Martin (DRUID), Manel Chehibi, Mouna Chebbah (LARODEC)","submitted_at":"2018-06-26T13:10:41Z","abstract_excerpt":"Online social networks are more and more studied. The links between users of a social network are important and have to be well qualified in order to detect communities and find influencers for example. In this paper, we present an approach based on the theory of belief functions to estimate the degrees of cognitive independence between users in a social network. We experiment the proposed method on a large amount of data gathered from the Twitter social network."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.09959","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":"2026-05-18T00:12:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"viVFpxrInOTpfvZ53Y+YACjJJeB3wbnMAeQZOKHwkN39P721Vh1KyhDh4AWd6mfpm6zSDBrCEAs63EhC4O/wCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T08:51:37.705440Z"},"content_sha256":"26b796a70bb1175edb7aa54f2d0ab5b1c5102886715ab77cee3997f1b28a1f1a","schema_version":"1.0","event_id":"sha256:26b796a70bb1175edb7aa54f2d0ab5b1c5102886715ab77cee3997f1b28a1f1a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3HGOFF7YIUQ5XW7CVQV46RW6VQ/bundle.json","state_url":"https://pith.science/pith/3HGOFF7YIUQ5XW7CVQV46RW6VQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3HGOFF7YIUQ5XW7CVQV46RW6VQ/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":"2026-05-31T08:51:37Z","links":{"resolver":"https://pith.science/pith/3HGOFF7YIUQ5XW7CVQV46RW6VQ","bundle":"https://pith.science/pith/3HGOFF7YIUQ5XW7CVQV46RW6VQ/bundle.json","state":"https://pith.science/pith/3HGOFF7YIUQ5XW7CVQV46RW6VQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3HGOFF7YIUQ5XW7CVQV46RW6VQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:3HGOFF7YIUQ5XW7CVQV46RW6VQ","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":"e35cdfacb95e7177995ffe432e2b9df83ec7973b523deebabee6d31a8137018e","cross_cats_sorted":["cs.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-06-26T13:10:41Z","title_canon_sha256":"d76992fb9ec5b21f001205118c52dbee0e2fc97789d64b0baecfbdd105a6b6e5"},"schema_version":"1.0","source":{"id":"1806.09959","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.09959","created_at":"2026-05-18T00:12:22Z"},{"alias_kind":"arxiv_version","alias_value":"1806.09959v1","created_at":"2026-05-18T00:12:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.09959","created_at":"2026-05-18T00:12:22Z"},{"alias_kind":"pith_short_12","alias_value":"3HGOFF7YIUQ5","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"3HGOFF7YIUQ5XW7C","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"3HGOFF7Y","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:26b796a70bb1175edb7aa54f2d0ab5b1c5102886715ab77cee3997f1b28a1f1a","target":"graph","created_at":"2026-05-18T00:12:22Z","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":"Online social networks are more and more studied. The links between users of a social network are important and have to be well qualified in order to detect communities and find influencers for example. In this paper, we present an approach based on the theory of belief functions to estimate the degrees of cognitive independence between users in a social network. We experiment the proposed method on a large amount of data gathered from the Twitter social network.","authors_text":"Arnaud Martin (DRUID), Manel Chehibi, Mouna Chebbah (LARODEC)","cross_cats":["cs.SI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-06-26T13:10:41Z","title":"Independence of Sources in Social Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.09959","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":"sha256:7272b08c4850b7456d18a073bcabadf25b4da771d378389cd7fd8816c4770117","target":"record","created_at":"2026-05-18T00:12:22Z","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":"e35cdfacb95e7177995ffe432e2b9df83ec7973b523deebabee6d31a8137018e","cross_cats_sorted":["cs.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-06-26T13:10:41Z","title_canon_sha256":"d76992fb9ec5b21f001205118c52dbee0e2fc97789d64b0baecfbdd105a6b6e5"},"schema_version":"1.0","source":{"id":"1806.09959","kind":"arxiv","version":1}},"canonical_sha256":"d9cce297f84521dbdbe2ac2bcf46deac0feb6b22477c8e91a17ebbd1e465bd25","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d9cce297f84521dbdbe2ac2bcf46deac0feb6b22477c8e91a17ebbd1e465bd25","first_computed_at":"2026-05-18T00:12:22.676077Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:12:22.676077Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bWRYJt+ZOulY91Tn1h9sD1tFqr4Zb1NfWpXHmLzizfJVSo81KduEXSZyggm1tnJbVZBjEzCZ6Qhd9ltbcsKcAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:12:22.676973Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.09959","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7272b08c4850b7456d18a073bcabadf25b4da771d378389cd7fd8816c4770117","sha256:26b796a70bb1175edb7aa54f2d0ab5b1c5102886715ab77cee3997f1b28a1f1a"],"state_sha256":"e6a4fb447cec1c21042c9bb58f07156575244aa556c0262d35facac9da3e7a7e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HBGPFKogXnCBJvWo8f7SC6qV+s7/5AF57OefI6jEFCuYD1BOB6yjtIsqfsJYac/RPATfA2G/hadeCgP/AL7NAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T08:51:37.709586Z","bundle_sha256":"b959e456953b778b8e54e754475a92136658f34311dad971d42fd7b308f30d83"}}