{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:TEWSYAN6SRWWVWFLYPE4FYFAKE","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":"16a3cad88f44b6ab9986a41a6697d600ed5daf8fd0d54b5a638b6f102ad64931","cross_cats_sorted":["physics.bio-ph","q-bio.PE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-07-22T09:37:11Z","title_canon_sha256":"06bc13a047276a7fc52814d1132c0fd14eea12864243fa5fe4428819a378a2fe"},"schema_version":"1.0","source":{"id":"1307.5631","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.5631","created_at":"2026-05-18T01:48:41Z"},{"alias_kind":"arxiv_version","alias_value":"1307.5631v2","created_at":"2026-05-18T01:48:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.5631","created_at":"2026-05-18T01:48:41Z"},{"alias_kind":"pith_short_12","alias_value":"TEWSYAN6SRWW","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"TEWSYAN6SRWWVWFL","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"TEWSYAN6","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:54404f8cbf30c949ca63cf031b27f3ce655b1160282369870764c0583d232546","target":"graph","created_at":"2026-05-18T01:48:41Z","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":"Collective behaviour is a widespread phenomenon in biology, cutting through a huge span of scales, from cell colonies up to bird flocks and fish schools. The most prominent trait of collective behaviour is the emergence of global order: individuals synchronize their states, giving the stunning impression that the group behaves as one. In many biological systems, though, it is unclear whether global order is present. A paradigmatic case is that of insect swarms, whose erratic movements seem to suggest that group formation is a mere epiphenomenon of the independent interaction of each individual","authors_text":"A. Attanasi, A. Cavagna, B. Rossaro, E. Shen, E. Silvestri, I. Giardina, L. Del Castello, L. Parisi, M. Viale, O. Pohl, S. Melillo","cross_cats":["physics.bio-ph","q-bio.PE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-07-22T09:37:11Z","title":"Collective behaviour without collective order in wild swarms of midges"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.5631","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":"sha256:6ece966a16d0c276da07a69477e5bcbf7d84cfed4ceeaac28bfd613aa763aa49","target":"record","created_at":"2026-05-18T01:48:41Z","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":"16a3cad88f44b6ab9986a41a6697d600ed5daf8fd0d54b5a638b6f102ad64931","cross_cats_sorted":["physics.bio-ph","q-bio.PE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-07-22T09:37:11Z","title_canon_sha256":"06bc13a047276a7fc52814d1132c0fd14eea12864243fa5fe4428819a378a2fe"},"schema_version":"1.0","source":{"id":"1307.5631","kind":"arxiv","version":2}},"canonical_sha256":"992d2c01be946d6ad8abc3c9c2e0a05111bb355ee5a25a544b92ddfbaa8edc7b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"992d2c01be946d6ad8abc3c9c2e0a05111bb355ee5a25a544b92ddfbaa8edc7b","first_computed_at":"2026-05-18T01:48:41.881585Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:48:41.881585Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DfMeRBYPLdCpJQhYz35lYNit+VlhLDCsO5EavWeQ1ivbHkJs2lbYdksBzmo9S9TAd+49XyrUaIC4jKdbzCWKCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:48:41.882221Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.5631","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ece966a16d0c276da07a69477e5bcbf7d84cfed4ceeaac28bfd613aa763aa49","sha256:54404f8cbf30c949ca63cf031b27f3ce655b1160282369870764c0583d232546"],"state_sha256":"ee8c1f233b2dc063223d669f55e1c1738c6872697cf1a2b762525f3192772b9d"}