{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:IA6FO6OGL7UANRRKMMDVDDYLHV","short_pith_number":"pith:IA6FO6OG","schema_version":"1.0","canonical_sha256":"403c5779c65fe806c62a6307518f0b3d4cdd91df381ccbad684cd8e7758fe678","source":{"kind":"arxiv","id":"1407.4380","version":1},"attestation_state":"computed","paper":{"title":"Hierarchy of neural organization in the embryonic spinal cord: Granger-causality graph analysis of in vivo calcium imaging data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"q-bio.NC","authors_text":"Claire Wyart, Fabrizio De Vico Fallani, Jenna R. Sternberg, Mario Chavez, Martina Corazzol","submitted_at":"2014-07-16T16:43:06Z","abstract_excerpt":"The recent development of genetically encoded calcium indicators enables monitoring in vivo the activity of neuronal populations. Most analysis of these calcium transients relies on linear regression analysis based on the sensory stimulus applied or the behavior observed. To estimate the basic properties of the functional neural circuitry, we propose a network-based approach based on calcium imaging recorded at single cell resolution. Differently from previous analysis based on cross-correlation, we used Granger-causality estimates to infer activity propagation between the activities of differ"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1407.4380","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2014-07-16T16:43:06Z","cross_cats_sorted":[],"title_canon_sha256":"c116fba3664c414d1064013f5f511abc155d6e0dbace8c58b2d81787380297eb","abstract_canon_sha256":"0163483fb8ed257eefda90a7b8f4c55a0ed6cf68216509ae471bbbd968d36619"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:43:10.596775Z","signature_b64":"MNnCNFEkmGddiGXdpRxOWtvz09JcFdqY5avo0n78N/1OZsRo5mgL3suSmOYPGdwwKTn9AVwGSc7QvLjRxJIODA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"403c5779c65fe806c62a6307518f0b3d4cdd91df381ccbad684cd8e7758fe678","last_reissued_at":"2026-05-18T02:43:10.596375Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:43:10.596375Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Hierarchy of neural organization in the embryonic spinal cord: Granger-causality graph analysis of in vivo calcium imaging data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"q-bio.NC","authors_text":"Claire Wyart, Fabrizio De Vico Fallani, Jenna R. Sternberg, Mario Chavez, Martina Corazzol","submitted_at":"2014-07-16T16:43:06Z","abstract_excerpt":"The recent development of genetically encoded calcium indicators enables monitoring in vivo the activity of neuronal populations. Most analysis of these calcium transients relies on linear regression analysis based on the sensory stimulus applied or the behavior observed. To estimate the basic properties of the functional neural circuitry, we propose a network-based approach based on calcium imaging recorded at single cell resolution. Differently from previous analysis based on cross-correlation, we used Granger-causality estimates to infer activity propagation between the activities of differ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.4380","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1407.4380","created_at":"2026-05-18T02:43:10.596431+00:00"},{"alias_kind":"arxiv_version","alias_value":"1407.4380v1","created_at":"2026-05-18T02:43:10.596431+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.4380","created_at":"2026-05-18T02:43:10.596431+00:00"},{"alias_kind":"pith_short_12","alias_value":"IA6FO6OGL7UA","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_16","alias_value":"IA6FO6OGL7UANRRK","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_8","alias_value":"IA6FO6OG","created_at":"2026-05-18T12:28:33.132498+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV","json":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV.json","graph_json":"https://pith.science/api/pith-number/IA6FO6OGL7UANRRKMMDVDDYLHV/graph.json","events_json":"https://pith.science/api/pith-number/IA6FO6OGL7UANRRKMMDVDDYLHV/events.json","paper":"https://pith.science/paper/IA6FO6OG"},"agent_actions":{"view_html":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV","download_json":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV.json","view_paper":"https://pith.science/paper/IA6FO6OG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1407.4380&json=true","fetch_graph":"https://pith.science/api/pith-number/IA6FO6OGL7UANRRKMMDVDDYLHV/graph.json","fetch_events":"https://pith.science/api/pith-number/IA6FO6OGL7UANRRKMMDVDDYLHV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV/action/storage_attestation","attest_author":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV/action/author_attestation","sign_citation":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV/action/citation_signature","submit_replication":"https://pith.science/pith/IA6FO6OGL7UANRRKMMDVDDYLHV/action/replication_record"}},"created_at":"2026-05-18T02:43:10.596431+00:00","updated_at":"2026-05-18T02:43:10.596431+00:00"}