{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:OYX6WNLIMDBFG6XCD5P6LCRJDS","short_pith_number":"pith:OYX6WNLI","canonical_record":{"source":{"id":"2507.02450","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-07-03T09:07:59Z","cross_cats_sorted":[],"title_canon_sha256":"1553edfbba865fbc2ac476cc3378f8be0ccb40efdefc0654db779859b269344b","abstract_canon_sha256":"8b7567507d31c0171bfabb18d18af06a7b93119138fc9dc2d31cc8a614ca2d5c"},"schema_version":"1.0"},"canonical_sha256":"762feb356860c2537ae21f5fe58a291cbef62cb60411a417c6913121b7758a82","source":{"kind":"arxiv","id":"2507.02450","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.02450","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"arxiv_version","alias_value":"2507.02450v1","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.02450","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"pith_short_12","alias_value":"OYX6WNLIMDBF","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"OYX6WNLIMDBFG6XC","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"OYX6WNLI","created_at":"2026-07-05T11:31:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:OYX6WNLIMDBFG6XCD5P6LCRJDS","target":"record","payload":{"canonical_record":{"source":{"id":"2507.02450","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-07-03T09:07:59Z","cross_cats_sorted":[],"title_canon_sha256":"1553edfbba865fbc2ac476cc3378f8be0ccb40efdefc0654db779859b269344b","abstract_canon_sha256":"8b7567507d31c0171bfabb18d18af06a7b93119138fc9dc2d31cc8a614ca2d5c"},"schema_version":"1.0"},"canonical_sha256":"762feb356860c2537ae21f5fe58a291cbef62cb60411a417c6913121b7758a82","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:31:18.515162Z","signature_b64":"8xoV9SRL7c26NhIbJ81e4XZumRrswrOrlTrJZfiIWayMud3M5CRbeZxmE8s5Fsj71JJkLIzR4RhEBt1yc0biAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"762feb356860c2537ae21f5fe58a291cbef62cb60411a417c6913121b7758a82","last_reissued_at":"2026-07-05T11:31:18.514772Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:31:18.514772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.02450","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":"2026-07-05T11:31:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p5PHP33z0uU/+wgx5MCPuHD3TbR2vP/ZwsQrWVyH6yLqTN0uT1oDwR8K0W3N/hmgVlYhk+/zhNX5WQDM7HyLCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T15:03:58.057039Z"},"content_sha256":"025f42dfce601bd63e5a3770e0adcb4df3a879d638e96dbd5c163554c0afd72e","schema_version":"1.0","event_id":"sha256:025f42dfce601bd63e5a3770e0adcb4df3a879d638e96dbd5c163554c0afd72e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:OYX6WNLIMDBFG6XCD5P6LCRJDS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Network structural change point detection and reconstruction for balanced neuronal networks","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"q-bio.NC","authors_text":"Douglas Zhou, Kai Chen, Mingzhang Wang, Songting Li","submitted_at":"2025-07-03T09:07:59Z","abstract_excerpt":"Understanding brain dynamics and functions critically depends on knowledge of the network connectivity among neurons. However, the complexity of brain structural connectivity, coupled with continuous modifications driven by synaptic plasticity, makes its direct experimental measurement particularly challenging. Conventional connectivity inference methods based on neuronal recordings often assumes a static underlying structural connectivity and requires stable statistical features of neural activities, making them unsuitable for reconstructing structural connectivity that undergoes changes. To "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.02450","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/2507.02450/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":"2026-07-05T11:31:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U71TSLtG0QiNTV/Y02Hdm9ND/bAe40HhiZiI0pFa54N30v8Db3ZxVer7RPIduV9vtTUPN4FY4whE+UhxLcIDAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T15:03:58.057923Z"},"content_sha256":"07b85741791d44c758168294d258f9d6136df2caa10422fbed3a3328d946f161","schema_version":"1.0","event_id":"sha256:07b85741791d44c758168294d258f9d6136df2caa10422fbed3a3328d946f161"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OYX6WNLIMDBFG6XCD5P6LCRJDS/bundle.json","state_url":"https://pith.science/pith/OYX6WNLIMDBFG6XCD5P6LCRJDS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OYX6WNLIMDBFG6XCD5P6LCRJDS/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":"2026-08-17T15:03:58Z","links":{"resolver":"https://pith.science/pith/OYX6WNLIMDBFG6XCD5P6LCRJDS","bundle":"https://pith.science/pith/OYX6WNLIMDBFG6XCD5P6LCRJDS/bundle.json","state":"https://pith.science/pith/OYX6WNLIMDBFG6XCD5P6LCRJDS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OYX6WNLIMDBFG6XCD5P6LCRJDS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:OYX6WNLIMDBFG6XCD5P6LCRJDS","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":"8b7567507d31c0171bfabb18d18af06a7b93119138fc9dc2d31cc8a614ca2d5c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-07-03T09:07:59Z","title_canon_sha256":"1553edfbba865fbc2ac476cc3378f8be0ccb40efdefc0654db779859b269344b"},"schema_version":"1.0","source":{"id":"2507.02450","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.02450","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"arxiv_version","alias_value":"2507.02450v1","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.02450","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"pith_short_12","alias_value":"OYX6WNLIMDBF","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"OYX6WNLIMDBFG6XC","created_at":"2026-07-05T11:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"OYX6WNLI","created_at":"2026-07-05T11:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:07b85741791d44c758168294d258f9d6136df2caa10422fbed3a3328d946f161","target":"graph","created_at":"2026-07-05T11:31:18Z","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/2507.02450/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Understanding brain dynamics and functions critically depends on knowledge of the network connectivity among neurons. However, the complexity of brain structural connectivity, coupled with continuous modifications driven by synaptic plasticity, makes its direct experimental measurement particularly challenging. Conventional connectivity inference methods based on neuronal recordings often assumes a static underlying structural connectivity and requires stable statistical features of neural activities, making them unsuitable for reconstructing structural connectivity that undergoes changes. To ","authors_text":"Douglas Zhou, Kai Chen, Mingzhang Wang, Songting Li","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-07-03T09:07:59Z","title":"Network structural change point detection and reconstruction for balanced neuronal networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.02450","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":"sha256:025f42dfce601bd63e5a3770e0adcb4df3a879d638e96dbd5c163554c0afd72e","target":"record","created_at":"2026-07-05T11:31:18Z","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":"8b7567507d31c0171bfabb18d18af06a7b93119138fc9dc2d31cc8a614ca2d5c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-07-03T09:07:59Z","title_canon_sha256":"1553edfbba865fbc2ac476cc3378f8be0ccb40efdefc0654db779859b269344b"},"schema_version":"1.0","source":{"id":"2507.02450","kind":"arxiv","version":1}},"canonical_sha256":"762feb356860c2537ae21f5fe58a291cbef62cb60411a417c6913121b7758a82","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"762feb356860c2537ae21f5fe58a291cbef62cb60411a417c6913121b7758a82","first_computed_at":"2026-07-05T11:31:18.514772Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:31:18.514772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8xoV9SRL7c26NhIbJ81e4XZumRrswrOrlTrJZfiIWayMud3M5CRbeZxmE8s5Fsj71JJkLIzR4RhEBt1yc0biAw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:31:18.515162Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.02450","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:025f42dfce601bd63e5a3770e0adcb4df3a879d638e96dbd5c163554c0afd72e","sha256:07b85741791d44c758168294d258f9d6136df2caa10422fbed3a3328d946f161"],"state_sha256":"0a8cc0a3965f476ef3a387262026159e8e65dd7a7d7106be98626a5a2343bd90"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4sgDHZG+JjSh9QUGrds/XKdjOYbTm9KRUx1fiUumkVAc4DmvDqfdbFn1OY2Obn7KZEH3eskZag5JF8Yy+v4BAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T15:03:58.064776Z","bundle_sha256":"1f255c89c8f28e363c1f853eb0280a6dccc968c164648f6c6c2757decfd9bfee"}}