{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:HMR6LNR2PNUG7V3NEYAYBQPQD2","short_pith_number":"pith:HMR6LNR2","canonical_record":{"source":{"id":"1210.3555","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2012-10-12T15:50:47Z","cross_cats_sorted":["cond-mat.dis-nn","nlin.AO","stat.AP"],"title_canon_sha256":"0442739de8953044c52815c1261905dfa304cd2a692ae5297f5cbe6d719379a1","abstract_canon_sha256":"9f4d2081c0db87e6d67de9f7f6f27c112e23e694e20a231c6d55780373d71641"},"schema_version":"1.0"},"canonical_sha256":"3b23e5b63a7b686fd76d260180c1f01ea0f78790c7b5626f2f024b7f9e7ec02d","source":{"kind":"arxiv","id":"1210.3555","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.3555","created_at":"2026-05-18T03:08:27Z"},{"alias_kind":"arxiv_version","alias_value":"1210.3555v2","created_at":"2026-05-18T03:08:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.3555","created_at":"2026-05-18T03:08:27Z"},{"alias_kind":"pith_short_12","alias_value":"HMR6LNR2PNUG","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"HMR6LNR2PNUG7V3N","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"HMR6LNR2","created_at":"2026-05-18T12:27:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:HMR6LNR2PNUG7V3NEYAYBQPQD2","target":"record","payload":{"canonical_record":{"source":{"id":"1210.3555","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2012-10-12T15:50:47Z","cross_cats_sorted":["cond-mat.dis-nn","nlin.AO","stat.AP"],"title_canon_sha256":"0442739de8953044c52815c1261905dfa304cd2a692ae5297f5cbe6d719379a1","abstract_canon_sha256":"9f4d2081c0db87e6d67de9f7f6f27c112e23e694e20a231c6d55780373d71641"},"schema_version":"1.0"},"canonical_sha256":"3b23e5b63a7b686fd76d260180c1f01ea0f78790c7b5626f2f024b7f9e7ec02d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:08:27.257052Z","signature_b64":"k6CLGd8C45ZT4f2cq51P3JQHEwjyJvctde+xpfo7IokmQwAxotsUPkLjpxa10mnrN19OUCBh8mbQVhjJwYluBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b23e5b63a7b686fd76d260180c1f01ea0f78790c7b5626f2f024b7f9e7ec02d","last_reissued_at":"2026-05-18T03:08:27.256366Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:08:27.256366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.3555","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":"2026-05-18T03:08:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wSinYcg28xHZbCp0mwl0Ry6dtil2F30Hl6CYhav/TTZOga/3cpaeMJAAu0rPomNgD3Di8A2TVJWhJz0PdL7GDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:37:16.663554Z"},"content_sha256":"c15dde8e7b54e332750cdc871f945c7b59e06d391fe470da5eaa2507e1519027","schema_version":"1.0","event_id":"sha256:c15dde8e7b54e332750cdc871f945c7b59e06d391fe470da5eaa2507e1519027"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:HMR6LNR2PNUG7V3NEYAYBQPQD2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Task-Based Core-Periphery Organisation of Human Brain Dynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn","nlin.AO","stat.AP"],"primary_cat":"q-bio.NC","authors_text":"Danielle S. Bassett, Mason A. Porter, M. Puck Rombach, Nicholas F. Wymbs, Peter J. Mucha, Scott T. Grafton","submitted_at":"2012-10-12T15:50:47Z","abstract_excerpt":"As a person learns a new skill, distinct synapses, brain regions, and circuits are engaged and change over time. In this paper, we develop methods to examine patterns of correlated activity across a large set of brain regions. Our goal is to identify properties that enable robust learning of a motor skill. We measure brain activity during motor sequencing and characterize network properties based on coherent activity between brain regions. Using recently developed algorithms to detect time-evolving communities, we find that the complex reconfiguration patterns of the brain's putative functiona"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.3555","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":"2026-05-18T03:08:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mm3VY7PELrGLvXHRwTKPetyOiVl1dCh6TFoC8+EYwizoT88pYXOcW9RSZZPcGRR08tkrGhND9cSMFoGF9chzCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:37:16.663913Z"},"content_sha256":"199c1331e688e323192844faa73ed60c49544604f6ab1f7daa50c0710b86dc75","schema_version":"1.0","event_id":"sha256:199c1331e688e323192844faa73ed60c49544604f6ab1f7daa50c0710b86dc75"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HMR6LNR2PNUG7V3NEYAYBQPQD2/bundle.json","state_url":"https://pith.science/pith/HMR6LNR2PNUG7V3NEYAYBQPQD2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HMR6LNR2PNUG7V3NEYAYBQPQD2/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":"2026-05-25T23:37:16Z","links":{"resolver":"https://pith.science/pith/HMR6LNR2PNUG7V3NEYAYBQPQD2","bundle":"https://pith.science/pith/HMR6LNR2PNUG7V3NEYAYBQPQD2/bundle.json","state":"https://pith.science/pith/HMR6LNR2PNUG7V3NEYAYBQPQD2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HMR6LNR2PNUG7V3NEYAYBQPQD2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:HMR6LNR2PNUG7V3NEYAYBQPQD2","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":"9f4d2081c0db87e6d67de9f7f6f27c112e23e694e20a231c6d55780373d71641","cross_cats_sorted":["cond-mat.dis-nn","nlin.AO","stat.AP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2012-10-12T15:50:47Z","title_canon_sha256":"0442739de8953044c52815c1261905dfa304cd2a692ae5297f5cbe6d719379a1"},"schema_version":"1.0","source":{"id":"1210.3555","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.3555","created_at":"2026-05-18T03:08:27Z"},{"alias_kind":"arxiv_version","alias_value":"1210.3555v2","created_at":"2026-05-18T03:08:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.3555","created_at":"2026-05-18T03:08:27Z"},{"alias_kind":"pith_short_12","alias_value":"HMR6LNR2PNUG","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"HMR6LNR2PNUG7V3N","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"HMR6LNR2","created_at":"2026-05-18T12:27:09Z"}],"graph_snapshots":[{"event_id":"sha256:199c1331e688e323192844faa73ed60c49544604f6ab1f7daa50c0710b86dc75","target":"graph","created_at":"2026-05-18T03:08:27Z","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":"As a person learns a new skill, distinct synapses, brain regions, and circuits are engaged and change over time. In this paper, we develop methods to examine patterns of correlated activity across a large set of brain regions. Our goal is to identify properties that enable robust learning of a motor skill. We measure brain activity during motor sequencing and characterize network properties based on coherent activity between brain regions. Using recently developed algorithms to detect time-evolving communities, we find that the complex reconfiguration patterns of the brain's putative functiona","authors_text":"Danielle S. Bassett, Mason A. Porter, M. Puck Rombach, Nicholas F. Wymbs, Peter J. Mucha, Scott T. Grafton","cross_cats":["cond-mat.dis-nn","nlin.AO","stat.AP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2012-10-12T15:50:47Z","title":"Task-Based Core-Periphery Organisation of Human Brain Dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.3555","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:c15dde8e7b54e332750cdc871f945c7b59e06d391fe470da5eaa2507e1519027","target":"record","created_at":"2026-05-18T03:08:27Z","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":"9f4d2081c0db87e6d67de9f7f6f27c112e23e694e20a231c6d55780373d71641","cross_cats_sorted":["cond-mat.dis-nn","nlin.AO","stat.AP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2012-10-12T15:50:47Z","title_canon_sha256":"0442739de8953044c52815c1261905dfa304cd2a692ae5297f5cbe6d719379a1"},"schema_version":"1.0","source":{"id":"1210.3555","kind":"arxiv","version":2}},"canonical_sha256":"3b23e5b63a7b686fd76d260180c1f01ea0f78790c7b5626f2f024b7f9e7ec02d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b23e5b63a7b686fd76d260180c1f01ea0f78790c7b5626f2f024b7f9e7ec02d","first_computed_at":"2026-05-18T03:08:27.256366Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:08:27.256366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"k6CLGd8C45ZT4f2cq51P3JQHEwjyJvctde+xpfo7IokmQwAxotsUPkLjpxa10mnrN19OUCBh8mbQVhjJwYluBw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:08:27.257052Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.3555","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c15dde8e7b54e332750cdc871f945c7b59e06d391fe470da5eaa2507e1519027","sha256:199c1331e688e323192844faa73ed60c49544604f6ab1f7daa50c0710b86dc75"],"state_sha256":"dcb9eb39873947bbd14617d2c95344016ac50c3a06938fe0df5a98852d5506a7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tPKm/mNZa5oq5Bj6giSuToIv9km+aigPEs0bME3JYOXPHGnwiyKtBEAHFYrO8HImdEzxvVSdzM4pt0CpAJvnAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:37:16.666392Z","bundle_sha256":"d23766d92201b74f3b63ed02d120c6e802a3e25f6323bc213801788e7279a08a"}}