{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:HLDYP3CC27AMIL6JRQXKDCGFDF","short_pith_number":"pith:HLDYP3CC","canonical_record":{"source":{"id":"1208.0186","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-08-01T12:24:31Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"b01db51476e09888d7ba706035a58be19d03507af7a85331175646b1196b8834","abstract_canon_sha256":"91723a1af8dee3197e55232d3c77f58be4a4e83aa6257b73b5cf2d11da19f55c"},"schema_version":"1.0"},"canonical_sha256":"3ac787ec42d7c0c42fc98c2ea188c519712c5c391ade8e10c948996e9cec0caf","source":{"kind":"arxiv","id":"1208.0186","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.0186","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"arxiv_version","alias_value":"1208.0186v2","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.0186","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"pith_short_12","alias_value":"HLDYP3CC27AM","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"HLDYP3CC27AMIL6J","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"HLDYP3CC","created_at":"2026-05-18T12:27:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:HLDYP3CC27AMIL6JRQXKDCGFDF","target":"record","payload":{"canonical_record":{"source":{"id":"1208.0186","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-08-01T12:24:31Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"b01db51476e09888d7ba706035a58be19d03507af7a85331175646b1196b8834","abstract_canon_sha256":"91723a1af8dee3197e55232d3c77f58be4a4e83aa6257b73b5cf2d11da19f55c"},"schema_version":"1.0"},"canonical_sha256":"3ac787ec42d7c0c42fc98c2ea188c519712c5c391ade8e10c948996e9cec0caf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:32.148483Z","signature_b64":"ai00c0KhYlMjLnhrMWRxChty1+7xoSHYvnASe3It2fy2stWdaxFZxKca0eElXMqPL9mHc+7TeQpGoojWT/1oDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3ac787ec42d7c0c42fc98c2ea188c519712c5c391ade8e10c948996e9cec0caf","last_reissued_at":"2026-05-18T00:34:32.147946Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:32.147946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.0186","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":"2026-05-18T00:34:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MKkZcy4e1/Pq6wM+LNCQ2TeAiXEfP26BUpH5lgchTb3yFhrqGH6vsRc9LTvx4SB+uYv7jIg0O7TO7xte7Yl4CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:17:09.075010Z"},"content_sha256":"236d8e3f7ea0e4816600639fa70095f93d80a8da5569085f9ab3827931a95865","schema_version":"1.0","event_id":"sha256:236d8e3f7ea0e4816600639fa70095f93d80a8da5569085f9ab3827931a95865"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:HLDYP3CC27AMIL6JRQXKDCGFDF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Opportunistic Forwarding with Partial Centrality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SI"],"primary_cat":"cs.NI","authors_text":"Huadong Ma, Peiyan Yuan, Shaojie Tang, Xiang-Yang Li, Xufei Mao","submitted_at":"2012-08-01T12:24:31Z","abstract_excerpt":"In opportunistic networks, the use of social metrics (e.g., degree, closeness and betweenness centrality) of human mobility network, has recently been shown to be an effective solution to improve the performance of opportunistic forwarding algorithms. Most of the current social-based forwarding schemes exploit some globally defined node centrality, resulting in a bias towards the most popular nodes. However, these nodes may not be appropriate relay candidates for some target nodes, because they may have low importance relative to these subsets of target nodes. In this paper, to improve the opp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.0186","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":"2026-05-18T00:34:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vLWeCyYrGpuhyN9ak9FjVOszxXGL5GT6WyZOYv8qoULwNAn5fXY576uvVbKTzYr1Bnd/1CHKZe8DHlC6riuUBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:17:09.075370Z"},"content_sha256":"96c72620a3199bb19c5f684929d6c97ed07db656b57d7f0602e51bc247b6fb59","schema_version":"1.0","event_id":"sha256:96c72620a3199bb19c5f684929d6c97ed07db656b57d7f0602e51bc247b6fb59"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HLDYP3CC27AMIL6JRQXKDCGFDF/bundle.json","state_url":"https://pith.science/pith/HLDYP3CC27AMIL6JRQXKDCGFDF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HLDYP3CC27AMIL6JRQXKDCGFDF/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":"2026-06-07T10:17:09Z","links":{"resolver":"https://pith.science/pith/HLDYP3CC27AMIL6JRQXKDCGFDF","bundle":"https://pith.science/pith/HLDYP3CC27AMIL6JRQXKDCGFDF/bundle.json","state":"https://pith.science/pith/HLDYP3CC27AMIL6JRQXKDCGFDF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HLDYP3CC27AMIL6JRQXKDCGFDF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:HLDYP3CC27AMIL6JRQXKDCGFDF","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":"91723a1af8dee3197e55232d3c77f58be4a4e83aa6257b73b5cf2d11da19f55c","cross_cats_sorted":["cs.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-08-01T12:24:31Z","title_canon_sha256":"b01db51476e09888d7ba706035a58be19d03507af7a85331175646b1196b8834"},"schema_version":"1.0","source":{"id":"1208.0186","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.0186","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"arxiv_version","alias_value":"1208.0186v2","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.0186","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"pith_short_12","alias_value":"HLDYP3CC27AM","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"HLDYP3CC27AMIL6J","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"HLDYP3CC","created_at":"2026-05-18T12:27:09Z"}],"graph_snapshots":[{"event_id":"sha256:96c72620a3199bb19c5f684929d6c97ed07db656b57d7f0602e51bc247b6fb59","target":"graph","created_at":"2026-05-18T00:34:32Z","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":"In opportunistic networks, the use of social metrics (e.g., degree, closeness and betweenness centrality) of human mobility network, has recently been shown to be an effective solution to improve the performance of opportunistic forwarding algorithms. Most of the current social-based forwarding schemes exploit some globally defined node centrality, resulting in a bias towards the most popular nodes. However, these nodes may not be appropriate relay candidates for some target nodes, because they may have low importance relative to these subsets of target nodes. In this paper, to improve the opp","authors_text":"Huadong Ma, Peiyan Yuan, Shaojie Tang, Xiang-Yang Li, Xufei Mao","cross_cats":["cs.SI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-08-01T12:24:31Z","title":"Opportunistic Forwarding with Partial Centrality"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.0186","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":"sha256:236d8e3f7ea0e4816600639fa70095f93d80a8da5569085f9ab3827931a95865","target":"record","created_at":"2026-05-18T00:34:32Z","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":"91723a1af8dee3197e55232d3c77f58be4a4e83aa6257b73b5cf2d11da19f55c","cross_cats_sorted":["cs.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2012-08-01T12:24:31Z","title_canon_sha256":"b01db51476e09888d7ba706035a58be19d03507af7a85331175646b1196b8834"},"schema_version":"1.0","source":{"id":"1208.0186","kind":"arxiv","version":2}},"canonical_sha256":"3ac787ec42d7c0c42fc98c2ea188c519712c5c391ade8e10c948996e9cec0caf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3ac787ec42d7c0c42fc98c2ea188c519712c5c391ade8e10c948996e9cec0caf","first_computed_at":"2026-05-18T00:34:32.147946Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:32.147946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ai00c0KhYlMjLnhrMWRxChty1+7xoSHYvnASe3It2fy2stWdaxFZxKca0eElXMqPL9mHc+7TeQpGoojWT/1oDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:32.148483Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.0186","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:236d8e3f7ea0e4816600639fa70095f93d80a8da5569085f9ab3827931a95865","sha256:96c72620a3199bb19c5f684929d6c97ed07db656b57d7f0602e51bc247b6fb59"],"state_sha256":"e2cee447780d20df3927bdc2e8c2cc0d051a4254de624e695c0eda512dac6c60"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HRlKOTDiE36Y13OiC+08VGbasMj6pej64y9ri617cukDYr9EfEYT0E5DGF3NngD95nclqgjaZhcIi1uV6IPzBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T10:17:09.077281Z","bundle_sha256":"567a8e83bdd7bd915fdd844ff63390e959b250d41c0bce5fb5966783b7cb48c6"}}