{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:UCEXJ3LHDYEP5Z2WBZA7EF5XHV","short_pith_number":"pith:UCEXJ3LH","canonical_record":{"source":{"id":"2006.02741","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2020-06-04T10:03:31Z","cross_cats_sorted":["physics.bio-ph"],"title_canon_sha256":"b5f1633f83a380db8b2cdb5658c957d026c5735dd35e5889834f754149ac5827","abstract_canon_sha256":"fcf6b1db0fe5dee9ca1fbf67aab09cbc8a34b9266e21b1e45bf9b605c8afb295"},"schema_version":"1.0"},"canonical_sha256":"a08974ed671e08fee7560e41f217b73d7fe2bc8433d5b8e83b9e0c6d60af06f3","source":{"kind":"arxiv","id":"2006.02741","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.02741","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"arxiv_version","alias_value":"2006.02741v1","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.02741","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"pith_short_12","alias_value":"UCEXJ3LHDYEP","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"pith_short_16","alias_value":"UCEXJ3LHDYEP5Z2W","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"pith_short_8","alias_value":"UCEXJ3LH","created_at":"2026-07-05T01:07:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:UCEXJ3LHDYEP5Z2WBZA7EF5XHV","target":"record","payload":{"canonical_record":{"source":{"id":"2006.02741","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2020-06-04T10:03:31Z","cross_cats_sorted":["physics.bio-ph"],"title_canon_sha256":"b5f1633f83a380db8b2cdb5658c957d026c5735dd35e5889834f754149ac5827","abstract_canon_sha256":"fcf6b1db0fe5dee9ca1fbf67aab09cbc8a34b9266e21b1e45bf9b605c8afb295"},"schema_version":"1.0"},"canonical_sha256":"a08974ed671e08fee7560e41f217b73d7fe2bc8433d5b8e83b9e0c6d60af06f3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:07:59.711264Z","signature_b64":"KXJkk93/aaTP72ror0Ul7l765EM3TH1SZji0X0NGoR6RbkfKkRAWREhZXwTrOriZsn/UPx4ME11K2XnFzSwABA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a08974ed671e08fee7560e41f217b73d7fe2bc8433d5b8e83b9e0c6d60af06f3","last_reissued_at":"2026-07-05T01:07:59.710856Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:07:59.710856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.02741","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:07:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WM5g2PcTvxPb+Rwq7hADsDXN8YKuOoVjR7A3EkAzgBSxwRz9m8VYjKJ6wr6wHfV72RebyA5+L9ga123zcF+6Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T03:06:37.772163Z"},"content_sha256":"6c7d37443bfa005b4875a6a6d20f626b01b433fce64f1be5b1598b718282c059","schema_version":"1.0","event_id":"sha256:6c7d37443bfa005b4875a6a6d20f626b01b433fce64f1be5b1598b718282c059"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:UCEXJ3LHDYEP5Z2WBZA7EF5XHV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Markov Blankets in the Brain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.bio-ph"],"primary_cat":"q-bio.NC","authors_text":"Anjali Bhat, Ines Hipolito, Karl Friston, Laura Convertino, Maxwell Ramstead, Thomas Parr","submitted_at":"2020-06-04T10:03:31Z","abstract_excerpt":"Recent characterisations of self-organising systems depend upon the presence of a Markov blanket: a statistical boundary that mediates the interactions between what is inside of and outside of a system. We leverage this idea to provide an analysis of partitions in neuronal systems. This is applicable to brain architectures at multiple scales, enabling partitions into single neurons, brain regions, and brain-wide networks. This treatment is based upon the canonical micro-circuitry used in empirical studies of effective connectivity, so as to speak directly to practical applications. This depend"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.02741","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2006.02741/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:07:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OBpq5zXBWyi8fXxi1G2Ye4QqpU/Eq7XDhaWk2KkXgPhmsALKgx85lvE+Jw5neCivcFe8/GoQPUm3k7Xq6XpBAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T03:06:37.772537Z"},"content_sha256":"d32beaa75acd3a63458cb3c0353ae316e36b716af2b5f30bf12abdf927f7bc85","schema_version":"1.0","event_id":"sha256:d32beaa75acd3a63458cb3c0353ae316e36b716af2b5f30bf12abdf927f7bc85"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UCEXJ3LHDYEP5Z2WBZA7EF5XHV/bundle.json","state_url":"https://pith.science/pith/UCEXJ3LHDYEP5Z2WBZA7EF5XHV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UCEXJ3LHDYEP5Z2WBZA7EF5XHV/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":"2026-07-19T03:06:37Z","links":{"resolver":"https://pith.science/pith/UCEXJ3LHDYEP5Z2WBZA7EF5XHV","bundle":"https://pith.science/pith/UCEXJ3LHDYEP5Z2WBZA7EF5XHV/bundle.json","state":"https://pith.science/pith/UCEXJ3LHDYEP5Z2WBZA7EF5XHV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UCEXJ3LHDYEP5Z2WBZA7EF5XHV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:UCEXJ3LHDYEP5Z2WBZA7EF5XHV","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":"fcf6b1db0fe5dee9ca1fbf67aab09cbc8a34b9266e21b1e45bf9b605c8afb295","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2020-06-04T10:03:31Z","title_canon_sha256":"b5f1633f83a380db8b2cdb5658c957d026c5735dd35e5889834f754149ac5827"},"schema_version":"1.0","source":{"id":"2006.02741","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.02741","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"arxiv_version","alias_value":"2006.02741v1","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.02741","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"pith_short_12","alias_value":"UCEXJ3LHDYEP","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"pith_short_16","alias_value":"UCEXJ3LHDYEP5Z2W","created_at":"2026-07-05T01:07:59Z"},{"alias_kind":"pith_short_8","alias_value":"UCEXJ3LH","created_at":"2026-07-05T01:07:59Z"}],"graph_snapshots":[{"event_id":"sha256:d32beaa75acd3a63458cb3c0353ae316e36b716af2b5f30bf12abdf927f7bc85","target":"graph","created_at":"2026-07-05T01:07:59Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2006.02741/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent characterisations of self-organising systems depend upon the presence of a Markov blanket: a statistical boundary that mediates the interactions between what is inside of and outside of a system. We leverage this idea to provide an analysis of partitions in neuronal systems. This is applicable to brain architectures at multiple scales, enabling partitions into single neurons, brain regions, and brain-wide networks. This treatment is based upon the canonical micro-circuitry used in empirical studies of effective connectivity, so as to speak directly to practical applications. This depend","authors_text":"Anjali Bhat, Ines Hipolito, Karl Friston, Laura Convertino, Maxwell Ramstead, Thomas Parr","cross_cats":["physics.bio-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2020-06-04T10:03:31Z","title":"Markov Blankets in the Brain"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.02741","kind":"arxiv","version":1},"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":"sha256:6c7d37443bfa005b4875a6a6d20f626b01b433fce64f1be5b1598b718282c059","target":"record","created_at":"2026-07-05T01:07:59Z","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":"fcf6b1db0fe5dee9ca1fbf67aab09cbc8a34b9266e21b1e45bf9b605c8afb295","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2020-06-04T10:03:31Z","title_canon_sha256":"b5f1633f83a380db8b2cdb5658c957d026c5735dd35e5889834f754149ac5827"},"schema_version":"1.0","source":{"id":"2006.02741","kind":"arxiv","version":1}},"canonical_sha256":"a08974ed671e08fee7560e41f217b73d7fe2bc8433d5b8e83b9e0c6d60af06f3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a08974ed671e08fee7560e41f217b73d7fe2bc8433d5b8e83b9e0c6d60af06f3","first_computed_at":"2026-07-05T01:07:59.710856Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:07:59.710856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KXJkk93/aaTP72ror0Ul7l765EM3TH1SZji0X0NGoR6RbkfKkRAWREhZXwTrOriZsn/UPx4ME11K2XnFzSwABA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:07:59.711264Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.02741","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6c7d37443bfa005b4875a6a6d20f626b01b433fce64f1be5b1598b718282c059","sha256:d32beaa75acd3a63458cb3c0353ae316e36b716af2b5f30bf12abdf927f7bc85"],"state_sha256":"990b22789a62723e8d54bee529684fe2949ccf299d85d9611c0f41e1b0be1448"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2DsmmKj8RNk/QpZzljZ80d0iH3hMBDo/VUOpS1tFfJa3JJBJ5mq0wOQz1EfdfxKS4ZwDYoeCAgzmpnfOuvFsAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-19T03:06:37.774626Z","bundle_sha256":"161617a366cad7ada3d5e56fe452096e8e71d685297cf5c514b18f39ad73700f"}}