{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:2TKJ2JK4QKTJ64RW74KC3OWYSZ","short_pith_number":"pith:2TKJ2JK4","canonical_record":{"source":{"id":"1411.4770","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2014-11-18T09:16:23Z","cross_cats_sorted":[],"title_canon_sha256":"ac9903e7ad91dbc92d411e9c4b20dc6e21570bd161e1e58291028a3f2be1ab4f","abstract_canon_sha256":"c04c109f8b57a977262a35f973cfeebc96cbaeb9c1623abe91e94ef20dd73893"},"schema_version":"1.0"},"canonical_sha256":"d4d49d255c82a69f7236ff142dbad89644933619365c39531a598f9d066a378a","source":{"kind":"arxiv","id":"1411.4770","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.4770","created_at":"2026-05-18T01:20:37Z"},{"alias_kind":"arxiv_version","alias_value":"1411.4770v3","created_at":"2026-05-18T01:20:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.4770","created_at":"2026-05-18T01:20:37Z"},{"alias_kind":"pith_short_12","alias_value":"2TKJ2JK4QKTJ","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_16","alias_value":"2TKJ2JK4QKTJ64RW","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_8","alias_value":"2TKJ2JK4","created_at":"2026-05-18T12:28:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:2TKJ2JK4QKTJ64RW74KC3OWYSZ","target":"record","payload":{"canonical_record":{"source":{"id":"1411.4770","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2014-11-18T09:16:23Z","cross_cats_sorted":[],"title_canon_sha256":"ac9903e7ad91dbc92d411e9c4b20dc6e21570bd161e1e58291028a3f2be1ab4f","abstract_canon_sha256":"c04c109f8b57a977262a35f973cfeebc96cbaeb9c1623abe91e94ef20dd73893"},"schema_version":"1.0"},"canonical_sha256":"d4d49d255c82a69f7236ff142dbad89644933619365c39531a598f9d066a378a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:37.042969Z","signature_b64":"gMtwXAkufaoGSkfNESe4Auf2LZoo7y/MkXOmAx7vsnMYgvL2pwzJcOcvkJEPLXbbtykMTUhOaqyKK0y8aVTPAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d4d49d255c82a69f7236ff142dbad89644933619365c39531a598f9d066a378a","last_reissued_at":"2026-05-18T01:20:37.042448Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:37.042448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.4770","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:20:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8xkMIMhAGBDA86t49GckHgpKCOcJAjY6liamqgOv0aP5S7lQGQTrIrbFUhU7E/X83UC8woE+xywd3qfhoJVaDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T02:13:50.777985Z"},"content_sha256":"a1867abdcfbda1558e6fce374347a8cd19e7695d3e3fcffd358858081a0068fe","schema_version":"1.0","event_id":"sha256:a1867abdcfbda1558e6fce374347a8cd19e7695d3e3fcffd358858081a0068fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:2TKJ2JK4QKTJ64RW74KC3OWYSZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scalability of asynchronous networks is limited by one-to-one mapping between effective connectivity and correlations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"q-bio.NC","authors_text":"Markus Diesmann, Moritz Helias, Sacha Jennifer van Albada","submitted_at":"2014-11-18T09:16:23Z","abstract_excerpt":"Network models are routinely downscaled compared to nature in terms of numbers of nodes or edges because of a lack of computational resources, often without explicit mention of the limitations this entails. While reliable methods have long existed to adjust parameters such that the first-order statistics of network dynamics are conserved, here we show that limitations already arise if also second-order statistics are to be maintained. The temporal structure of pairwise averaged correlations in the activity of recurrent networks is determined by the effective population-level connectivity. We f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.4770","kind":"arxiv","version":3},"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":"2026-05-18T01:20:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+bj8zSQ2bsIesRZv6NWTWjDFVi8EDL818DVseTBzAzVng/uBxJqFM1gangpOsA3AM/Kton0i9RCC4Y1+UzamCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T02:13:50.778384Z"},"content_sha256":"a64055a003f13d732daafa5b993d5b7aa64c4b595cef42c2690469c3f36eccd5","schema_version":"1.0","event_id":"sha256:a64055a003f13d732daafa5b993d5b7aa64c4b595cef42c2690469c3f36eccd5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2TKJ2JK4QKTJ64RW74KC3OWYSZ/bundle.json","state_url":"https://pith.science/pith/2TKJ2JK4QKTJ64RW74KC3OWYSZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2TKJ2JK4QKTJ64RW74KC3OWYSZ/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":"2026-05-23T02:13:50Z","links":{"resolver":"https://pith.science/pith/2TKJ2JK4QKTJ64RW74KC3OWYSZ","bundle":"https://pith.science/pith/2TKJ2JK4QKTJ64RW74KC3OWYSZ/bundle.json","state":"https://pith.science/pith/2TKJ2JK4QKTJ64RW74KC3OWYSZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2TKJ2JK4QKTJ64RW74KC3OWYSZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:2TKJ2JK4QKTJ64RW74KC3OWYSZ","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":"c04c109f8b57a977262a35f973cfeebc96cbaeb9c1623abe91e94ef20dd73893","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2014-11-18T09:16:23Z","title_canon_sha256":"ac9903e7ad91dbc92d411e9c4b20dc6e21570bd161e1e58291028a3f2be1ab4f"},"schema_version":"1.0","source":{"id":"1411.4770","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.4770","created_at":"2026-05-18T01:20:37Z"},{"alias_kind":"arxiv_version","alias_value":"1411.4770v3","created_at":"2026-05-18T01:20:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.4770","created_at":"2026-05-18T01:20:37Z"},{"alias_kind":"pith_short_12","alias_value":"2TKJ2JK4QKTJ","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_16","alias_value":"2TKJ2JK4QKTJ64RW","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_8","alias_value":"2TKJ2JK4","created_at":"2026-05-18T12:28:11Z"}],"graph_snapshots":[{"event_id":"sha256:a64055a003f13d732daafa5b993d5b7aa64c4b595cef42c2690469c3f36eccd5","target":"graph","created_at":"2026-05-18T01:20:37Z","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":"Network models are routinely downscaled compared to nature in terms of numbers of nodes or edges because of a lack of computational resources, often without explicit mention of the limitations this entails. While reliable methods have long existed to adjust parameters such that the first-order statistics of network dynamics are conserved, here we show that limitations already arise if also second-order statistics are to be maintained. The temporal structure of pairwise averaged correlations in the activity of recurrent networks is determined by the effective population-level connectivity. We f","authors_text":"Markus Diesmann, Moritz Helias, Sacha Jennifer van Albada","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2014-11-18T09:16:23Z","title":"Scalability of asynchronous networks is limited by one-to-one mapping between effective connectivity and correlations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.4770","kind":"arxiv","version":3},"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:a1867abdcfbda1558e6fce374347a8cd19e7695d3e3fcffd358858081a0068fe","target":"record","created_at":"2026-05-18T01:20:37Z","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":"c04c109f8b57a977262a35f973cfeebc96cbaeb9c1623abe91e94ef20dd73893","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2014-11-18T09:16:23Z","title_canon_sha256":"ac9903e7ad91dbc92d411e9c4b20dc6e21570bd161e1e58291028a3f2be1ab4f"},"schema_version":"1.0","source":{"id":"1411.4770","kind":"arxiv","version":3}},"canonical_sha256":"d4d49d255c82a69f7236ff142dbad89644933619365c39531a598f9d066a378a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d4d49d255c82a69f7236ff142dbad89644933619365c39531a598f9d066a378a","first_computed_at":"2026-05-18T01:20:37.042448Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:37.042448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gMtwXAkufaoGSkfNESe4Auf2LZoo7y/MkXOmAx7vsnMYgvL2pwzJcOcvkJEPLXbbtykMTUhOaqyKK0y8aVTPAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:37.042969Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.4770","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a1867abdcfbda1558e6fce374347a8cd19e7695d3e3fcffd358858081a0068fe","sha256:a64055a003f13d732daafa5b993d5b7aa64c4b595cef42c2690469c3f36eccd5"],"state_sha256":"f3903be41e69060a0c6bd6a8679619f9753d7cddb62ff0bfab8ef1aaf76efd58"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6BJqqS9cabDZdy3UYipGe67AKR0EAl+UBOWlgIinVfkP5ORCM3N1GBCc+xpeYmknogIIWvRJ3IBd/iRxlHTeCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T02:13:50.781023Z","bundle_sha256":"383704ab264b46094e13452f173668d820aa7c7116528be81ad8c15a136f0942"}}