{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:ELDSZWVUSKYAOMBXILQB4IIQSG","short_pith_number":"pith:ELDSZWVU","canonical_record":{"source":{"id":"1307.1829","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-07-07T02:40:47Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"d4d394a2b83e06e9ecf31869944f4c55fecf3c90d5723207f18050e03d241500","abstract_canon_sha256":"2b9ad49f701db7a5f7250aa8743990f68f8397303d7b79dcc2fde5334e97f415"},"schema_version":"1.0"},"canonical_sha256":"22c72cdab492b007303742e01e211091a414d45a1da226a62c939a34ac944039","source":{"kind":"arxiv","id":"1307.1829","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.1829","created_at":"2026-05-18T03:11:22Z"},{"alias_kind":"arxiv_version","alias_value":"1307.1829v2","created_at":"2026-05-18T03:11:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.1829","created_at":"2026-05-18T03:11:22Z"},{"alias_kind":"pith_short_12","alias_value":"ELDSZWVUSKYA","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"ELDSZWVUSKYAOMBX","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"ELDSZWVU","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:ELDSZWVUSKYAOMBXILQB4IIQSG","target":"record","payload":{"canonical_record":{"source":{"id":"1307.1829","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-07-07T02:40:47Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"d4d394a2b83e06e9ecf31869944f4c55fecf3c90d5723207f18050e03d241500","abstract_canon_sha256":"2b9ad49f701db7a5f7250aa8743990f68f8397303d7b79dcc2fde5334e97f415"},"schema_version":"1.0"},"canonical_sha256":"22c72cdab492b007303742e01e211091a414d45a1da226a62c939a34ac944039","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:11:22.624435Z","signature_b64":"gZzyJoeZk1/XbJzed9lmcTk+AeRzZOYeE6CHXbYArVI9YGRGfpi5Zus382X9BeAB/y4iPbHp0dqcTkphJIIAAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"22c72cdab492b007303742e01e211091a414d45a1da226a62c939a34ac944039","last_reissued_at":"2026-05-18T03:11:22.623702Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:11:22.623702Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.1829","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":"2026-05-18T03:11:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nIMN54zrpUrF0VtUgq4ejNCroYyF/WIwdQuxt/MJK5L04O9vu9hUafb+iHNYyaJVAB91uzgtH7GUuQXL8PFJCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T14:11:19.216627Z"},"content_sha256":"a0ca20c47d33fc730b93e3192e148fa630af8488a2b5c387510815166a03127f","schema_version":"1.0","event_id":"sha256:a0ca20c47d33fc730b93e3192e148fa630af8488a2b5c387510815166a03127f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:ELDSZWVUSKYAOMBXILQB4IIQSG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Group performance is maximized by hierarchical competence distribution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SI"],"primary_cat":"physics.soc-ph","authors_text":"Anna Zafeiris, Tamas Vicsek","submitted_at":"2013-07-07T02:40:47Z","abstract_excerpt":"Groups of people or even robots often face problems they need to solve together. Examples include collectively searching for resources, choosing when and where to invest time and effort, and many more. Although a hierarchical ordering of the relevance of the group members' inputs during collective decision making is abundant, a quantitative demonstration of its origin and advantages using a generic approach has not been described yet. Here we introduce a family of models based on the most general features of group decision making to show that the optimal distribution of competences is a highly"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.1829","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":"2026-05-18T03:11:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bp7uMdoEkPtnR9uO2YQ3dDbrFbbynqILxWKLFNkXf5X20ww+UFYsER1pcvQba1tWzXZRwANkYzBSPciaDu10Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T14:11:19.216977Z"},"content_sha256":"694e3ba044ed0dbfda2ed880c8caf9afd176c20fde777f265ea1a2d8372b57f8","schema_version":"1.0","event_id":"sha256:694e3ba044ed0dbfda2ed880c8caf9afd176c20fde777f265ea1a2d8372b57f8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ELDSZWVUSKYAOMBXILQB4IIQSG/bundle.json","state_url":"https://pith.science/pith/ELDSZWVUSKYAOMBXILQB4IIQSG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ELDSZWVUSKYAOMBXILQB4IIQSG/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":"2026-06-29T14:11:19Z","links":{"resolver":"https://pith.science/pith/ELDSZWVUSKYAOMBXILQB4IIQSG","bundle":"https://pith.science/pith/ELDSZWVUSKYAOMBXILQB4IIQSG/bundle.json","state":"https://pith.science/pith/ELDSZWVUSKYAOMBXILQB4IIQSG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ELDSZWVUSKYAOMBXILQB4IIQSG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:ELDSZWVUSKYAOMBXILQB4IIQSG","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":"2b9ad49f701db7a5f7250aa8743990f68f8397303d7b79dcc2fde5334e97f415","cross_cats_sorted":["cs.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-07-07T02:40:47Z","title_canon_sha256":"d4d394a2b83e06e9ecf31869944f4c55fecf3c90d5723207f18050e03d241500"},"schema_version":"1.0","source":{"id":"1307.1829","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.1829","created_at":"2026-05-18T03:11:22Z"},{"alias_kind":"arxiv_version","alias_value":"1307.1829v2","created_at":"2026-05-18T03:11:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.1829","created_at":"2026-05-18T03:11:22Z"},{"alias_kind":"pith_short_12","alias_value":"ELDSZWVUSKYA","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"ELDSZWVUSKYAOMBX","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"ELDSZWVU","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:694e3ba044ed0dbfda2ed880c8caf9afd176c20fde777f265ea1a2d8372b57f8","target":"graph","created_at":"2026-05-18T03:11:22Z","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":"Groups of people or even robots often face problems they need to solve together. Examples include collectively searching for resources, choosing when and where to invest time and effort, and many more. Although a hierarchical ordering of the relevance of the group members' inputs during collective decision making is abundant, a quantitative demonstration of its origin and advantages using a generic approach has not been described yet. Here we introduce a family of models based on the most general features of group decision making to show that the optimal distribution of competences is a highly","authors_text":"Anna Zafeiris, Tamas Vicsek","cross_cats":["cs.SI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-07-07T02:40:47Z","title":"Group performance is maximized by hierarchical competence distribution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.1829","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:a0ca20c47d33fc730b93e3192e148fa630af8488a2b5c387510815166a03127f","target":"record","created_at":"2026-05-18T03:11:22Z","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":"2b9ad49f701db7a5f7250aa8743990f68f8397303d7b79dcc2fde5334e97f415","cross_cats_sorted":["cs.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-07-07T02:40:47Z","title_canon_sha256":"d4d394a2b83e06e9ecf31869944f4c55fecf3c90d5723207f18050e03d241500"},"schema_version":"1.0","source":{"id":"1307.1829","kind":"arxiv","version":2}},"canonical_sha256":"22c72cdab492b007303742e01e211091a414d45a1da226a62c939a34ac944039","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"22c72cdab492b007303742e01e211091a414d45a1da226a62c939a34ac944039","first_computed_at":"2026-05-18T03:11:22.623702Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:11:22.623702Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gZzyJoeZk1/XbJzed9lmcTk+AeRzZOYeE6CHXbYArVI9YGRGfpi5Zus382X9BeAB/y4iPbHp0dqcTkphJIIAAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:11:22.624435Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.1829","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a0ca20c47d33fc730b93e3192e148fa630af8488a2b5c387510815166a03127f","sha256:694e3ba044ed0dbfda2ed880c8caf9afd176c20fde777f265ea1a2d8372b57f8"],"state_sha256":"83df2c8c07f0eb278477caa86784c4df7d883d29759ae7d52ef4782283184697"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"//J+nqoelcM8c8XJJdc8LXcwYzf3CIZwsGXn7Nb6fHFH9SbFchVAS7wgASx+1XCNNOzOVzteimzADClR84o0DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T14:11:19.219014Z","bundle_sha256":"8a0b842ad9e7924b8256a9bb54306d9d324698013967eea665c16711ef2d90ce"}}