{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:U3K4XSLUBNGKF6BLCLEOQAGCUX","short_pith_number":"pith:U3K4XSLU","canonical_record":{"source":{"id":"2402.00007","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.bio-ph","submitted_at":"2023-12-18T17:34:06Z","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.stat-mech","q-bio.NC"],"title_canon_sha256":"bbb24d2272bfd892c1dedd53a646956a134590d9b5173d980ade3e87c13002d5","abstract_canon_sha256":"eeb526a4804c991ac84e18da23d856bb6a7fc381c9f45cb792a006c52062b727"},"schema_version":"1.0"},"canonical_sha256":"a6d5cbc9740b4ca2f82b12c8e800c2a5d29d21f5573d60539c40e93083c5a89a","source":{"kind":"arxiv","id":"2402.00007","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.00007","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"arxiv_version","alias_value":"2402.00007v1","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.00007","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"pith_short_12","alias_value":"U3K4XSLUBNGK","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"pith_short_16","alias_value":"U3K4XSLUBNGKF6BL","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"pith_short_8","alias_value":"U3K4XSLU","created_at":"2026-07-05T07:39:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:U3K4XSLUBNGKF6BLCLEOQAGCUX","target":"record","payload":{"canonical_record":{"source":{"id":"2402.00007","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.bio-ph","submitted_at":"2023-12-18T17:34:06Z","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.stat-mech","q-bio.NC"],"title_canon_sha256":"bbb24d2272bfd892c1dedd53a646956a134590d9b5173d980ade3e87c13002d5","abstract_canon_sha256":"eeb526a4804c991ac84e18da23d856bb6a7fc381c9f45cb792a006c52062b727"},"schema_version":"1.0"},"canonical_sha256":"a6d5cbc9740b4ca2f82b12c8e800c2a5d29d21f5573d60539c40e93083c5a89a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:39:47.342209Z","signature_b64":"6E/acVDcQWps/KaVku5gEFKKsQ+O5ZvDCRD8LnF4gm7dQEahtG9SGFOq4C8ubIt9VWyHczAQcM7772MnRkjaCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a6d5cbc9740b4ca2f82b12c8e800c2a5d29d21f5573d60539c40e93083c5a89a","last_reissued_at":"2026-07-05T07:39:47.341668Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:39:47.341668Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.00007","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":"2026-07-05T07:39:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dZjJ+jvS7sHjFWYcK4bbQQc+Lru76z6TrweoN/sYLqkw8WDJbEsq9yl7Vk/s6UDpaDt79Up/88HTFXOHEBfNCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T21:27:57.087127Z"},"content_sha256":"cfe649338a8e36a8aa2c99bf37c03a3be2e2af57e5a489091e6c73dbde68b025","schema_version":"1.0","event_id":"sha256:cfe649338a8e36a8aa2c99bf37c03a3be2e2af57e5a489091e6c73dbde68b025"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:U3K4XSLUBNGKF6BLCLEOQAGCUX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exact minimax entropy models of large-scale neuronal activity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.dis-nn","cond-mat.stat-mech","q-bio.NC"],"primary_cat":"physics.bio-ph","authors_text":"Christopher W. Lynn, Qiwei Yu, Rich Pang, Stephanie E. Palmer, William Bialek","submitted_at":"2023-12-18T17:34:06Z","abstract_excerpt":"In the brain, fine-scale correlations combine to produce macroscopic patterns of activity. However, as experiments record from larger and larger populations, we approach a fundamental bottleneck: the number of correlations one would like to include in a model grows larger than the available data. In this undersampled regime, one must focus on a sparse subset of correlations; the optimal choice contains the maximum information about patterns of activity or, equivalently, minimizes the entropy of the inferred maximum entropy model. Applying this ``minimax entropy\" principle is generally intracta"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.00007","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/2402.00007/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":"2026-07-05T07:39:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ei4hZdokfBE7/VcHyJ732TnV58b1BVPVnMfNosfAP1Q4jpCjT7ww87Hmjef3Wam62XB3QTqPpX2FXsNZOeD8AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T21:27:57.088086Z"},"content_sha256":"5deee80ead48df9726ce9350b20c07ce99def24d50761aff6bbd4cec4143464c","schema_version":"1.0","event_id":"sha256:5deee80ead48df9726ce9350b20c07ce99def24d50761aff6bbd4cec4143464c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U3K4XSLUBNGKF6BLCLEOQAGCUX/bundle.json","state_url":"https://pith.science/pith/U3K4XSLUBNGKF6BLCLEOQAGCUX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U3K4XSLUBNGKF6BLCLEOQAGCUX/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":"2026-08-11T21:27:57Z","links":{"resolver":"https://pith.science/pith/U3K4XSLUBNGKF6BLCLEOQAGCUX","bundle":"https://pith.science/pith/U3K4XSLUBNGKF6BLCLEOQAGCUX/bundle.json","state":"https://pith.science/pith/U3K4XSLUBNGKF6BLCLEOQAGCUX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U3K4XSLUBNGKF6BLCLEOQAGCUX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:U3K4XSLUBNGKF6BLCLEOQAGCUX","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":"eeb526a4804c991ac84e18da23d856bb6a7fc381c9f45cb792a006c52062b727","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.stat-mech","q-bio.NC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.bio-ph","submitted_at":"2023-12-18T17:34:06Z","title_canon_sha256":"bbb24d2272bfd892c1dedd53a646956a134590d9b5173d980ade3e87c13002d5"},"schema_version":"1.0","source":{"id":"2402.00007","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.00007","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"arxiv_version","alias_value":"2402.00007v1","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.00007","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"pith_short_12","alias_value":"U3K4XSLUBNGK","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"pith_short_16","alias_value":"U3K4XSLUBNGKF6BL","created_at":"2026-07-05T07:39:47Z"},{"alias_kind":"pith_short_8","alias_value":"U3K4XSLU","created_at":"2026-07-05T07:39:47Z"}],"graph_snapshots":[{"event_id":"sha256:5deee80ead48df9726ce9350b20c07ce99def24d50761aff6bbd4cec4143464c","target":"graph","created_at":"2026-07-05T07:39:47Z","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/2402.00007/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In the brain, fine-scale correlations combine to produce macroscopic patterns of activity. However, as experiments record from larger and larger populations, we approach a fundamental bottleneck: the number of correlations one would like to include in a model grows larger than the available data. In this undersampled regime, one must focus on a sparse subset of correlations; the optimal choice contains the maximum information about patterns of activity or, equivalently, minimizes the entropy of the inferred maximum entropy model. Applying this ``minimax entropy\" principle is generally intracta","authors_text":"Christopher W. Lynn, Qiwei Yu, Rich Pang, Stephanie E. Palmer, William Bialek","cross_cats":["cond-mat.dis-nn","cond-mat.stat-mech","q-bio.NC"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.bio-ph","submitted_at":"2023-12-18T17:34:06Z","title":"Exact minimax entropy models of large-scale neuronal activity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.00007","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:cfe649338a8e36a8aa2c99bf37c03a3be2e2af57e5a489091e6c73dbde68b025","target":"record","created_at":"2026-07-05T07:39:47Z","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":"eeb526a4804c991ac84e18da23d856bb6a7fc381c9f45cb792a006c52062b727","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.stat-mech","q-bio.NC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.bio-ph","submitted_at":"2023-12-18T17:34:06Z","title_canon_sha256":"bbb24d2272bfd892c1dedd53a646956a134590d9b5173d980ade3e87c13002d5"},"schema_version":"1.0","source":{"id":"2402.00007","kind":"arxiv","version":1}},"canonical_sha256":"a6d5cbc9740b4ca2f82b12c8e800c2a5d29d21f5573d60539c40e93083c5a89a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a6d5cbc9740b4ca2f82b12c8e800c2a5d29d21f5573d60539c40e93083c5a89a","first_computed_at":"2026-07-05T07:39:47.341668Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:39:47.341668Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6E/acVDcQWps/KaVku5gEFKKsQ+O5ZvDCRD8LnF4gm7dQEahtG9SGFOq4C8ubIt9VWyHczAQcM7772MnRkjaCw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:39:47.342209Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.00007","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cfe649338a8e36a8aa2c99bf37c03a3be2e2af57e5a489091e6c73dbde68b025","sha256:5deee80ead48df9726ce9350b20c07ce99def24d50761aff6bbd4cec4143464c"],"state_sha256":"a332cc5f4a4208f8000090cfd934ab8bc50dd2a9e1e1ca5aa0566eaac80b2f8e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6UOkhzDYZCAUAqBKRODAXPJ8FizGLfClu2De6yjsKMpveTAbplG5dc+89ZgpVxXpM5BREL3mmuFvqNso4CZuDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T21:27:57.095237Z","bundle_sha256":"a022cd63a1e203119c1135e0bb55dde6d40ff27a316dadf477efae448c94424f"}}