{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:ISV72FEBTC2ZENMG75AC5I6FX6","short_pith_number":"pith:ISV72FEB","canonical_record":{"source":{"id":"2508.12975","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-08-18T14:51:58Z","cross_cats_sorted":["cs.NE","stat.CO"],"title_canon_sha256":"4537e550dd18bcd9a92a204be853115cbcbdfa4959e5236ad8dbf30db031ba68","abstract_canon_sha256":"24aa43da8cca0f8411a5384c0357e683825049eb144b0c1240ef297fbf9e0308"},"schema_version":"1.0"},"canonical_sha256":"44abfd148198b5923586ff402ea3c5bf8f45167bda30d03c1481142ff090e7bc","source":{"kind":"arxiv","id":"2508.12975","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.12975","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"arxiv_version","alias_value":"2508.12975v1","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.12975","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"pith_short_12","alias_value":"ISV72FEBTC2Z","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"pith_short_16","alias_value":"ISV72FEBTC2ZENMG","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"pith_short_8","alias_value":"ISV72FEB","created_at":"2026-07-05T11:55:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:ISV72FEBTC2ZENMG75AC5I6FX6","target":"record","payload":{"canonical_record":{"source":{"id":"2508.12975","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-08-18T14:51:58Z","cross_cats_sorted":["cs.NE","stat.CO"],"title_canon_sha256":"4537e550dd18bcd9a92a204be853115cbcbdfa4959e5236ad8dbf30db031ba68","abstract_canon_sha256":"24aa43da8cca0f8411a5384c0357e683825049eb144b0c1240ef297fbf9e0308"},"schema_version":"1.0"},"canonical_sha256":"44abfd148198b5923586ff402ea3c5bf8f45167bda30d03c1481142ff090e7bc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:55:30.220296Z","signature_b64":"7YF5jPq/W27whRTImm6pkRukhMKEgz2CI+0AcWl9VrVTxOhIcv5RlI6lcvQ+gYIDThue0qAGL7RPk3yMThRoDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"44abfd148198b5923586ff402ea3c5bf8f45167bda30d03c1481142ff090e7bc","last_reissued_at":"2026-07-05T11:55:30.219831Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:55:30.219831Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.12975","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":"2026-07-05T11:55:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vgs1DVzqu/Ggo6PKN8EsF8lWrkd+Cz0qndtWsFy4Ci3AiHLhRHF6g4BrEj8QcsiQwcHOLaiZ2Wipkmkcyy3JBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T11:38:24.637221Z"},"content_sha256":"5c19656e1c5b395292323bba878639b098376324d5badbb69020e18d3bf24b6f","schema_version":"1.0","event_id":"sha256:5c19656e1c5b395292323bba878639b098376324d5badbb69020e18d3bf24b6f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:ISV72FEBTC2ZENMG75AC5I6FX6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Synchronization and semantization in deep spiking networks","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.NE","stat.CO"],"primary_cat":"q-bio.NC","authors_text":"Anno C. Kurth, Jonas Oberste-Frielinghaus, Julian G\\\"oltz, Junji Ito, Laura Kriener, Mihai A. Petrovici, Sonja Gr\\\"un","submitted_at":"2025-08-18T14:51:58Z","abstract_excerpt":"Recent studies have shown how spiking networks can learn complex functionality through error-correcting plasticity, but the resulting structures and dynamics remain poorly studied. To elucidate how these models may link to observed dynamics in vivo and thus how they may ultimately explain cortical computation, we need a better understanding of their emerging patterns. We train a multi-layer spiking network, as a conceptual analog of the bottom-up visual hierarchy, for visual input classification using spike-time encoding. After learning, we observe the development of distinct spatio-temporal a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.12975","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/2508.12975/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":"2026-07-05T11:55:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qpPISepXxuv+qJSFNkipfPgR+V7t3rWZb7Wjf3D2OZzB7zzA1QNKqvAl5aN2PEayVWc0ynmEIe6hzbG+C3gVAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T11:38:24.637609Z"},"content_sha256":"8e0becdcf2f5a4dbf9492d9a9eedb6a37a7425b3c4fca117bc73ff4193101a39","schema_version":"1.0","event_id":"sha256:8e0becdcf2f5a4dbf9492d9a9eedb6a37a7425b3c4fca117bc73ff4193101a39"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ISV72FEBTC2ZENMG75AC5I6FX6/bundle.json","state_url":"https://pith.science/pith/ISV72FEBTC2ZENMG75AC5I6FX6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ISV72FEBTC2ZENMG75AC5I6FX6/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":"2026-07-14T11:38:24Z","links":{"resolver":"https://pith.science/pith/ISV72FEBTC2ZENMG75AC5I6FX6","bundle":"https://pith.science/pith/ISV72FEBTC2ZENMG75AC5I6FX6/bundle.json","state":"https://pith.science/pith/ISV72FEBTC2ZENMG75AC5I6FX6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ISV72FEBTC2ZENMG75AC5I6FX6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:ISV72FEBTC2ZENMG75AC5I6FX6","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":"24aa43da8cca0f8411a5384c0357e683825049eb144b0c1240ef297fbf9e0308","cross_cats_sorted":["cs.NE","stat.CO"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-08-18T14:51:58Z","title_canon_sha256":"4537e550dd18bcd9a92a204be853115cbcbdfa4959e5236ad8dbf30db031ba68"},"schema_version":"1.0","source":{"id":"2508.12975","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.12975","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"arxiv_version","alias_value":"2508.12975v1","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.12975","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"pith_short_12","alias_value":"ISV72FEBTC2Z","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"pith_short_16","alias_value":"ISV72FEBTC2ZENMG","created_at":"2026-07-05T11:55:30Z"},{"alias_kind":"pith_short_8","alias_value":"ISV72FEB","created_at":"2026-07-05T11:55:30Z"}],"graph_snapshots":[{"event_id":"sha256:8e0becdcf2f5a4dbf9492d9a9eedb6a37a7425b3c4fca117bc73ff4193101a39","target":"graph","created_at":"2026-07-05T11:55:30Z","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/2508.12975/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent studies have shown how spiking networks can learn complex functionality through error-correcting plasticity, but the resulting structures and dynamics remain poorly studied. To elucidate how these models may link to observed dynamics in vivo and thus how they may ultimately explain cortical computation, we need a better understanding of their emerging patterns. We train a multi-layer spiking network, as a conceptual analog of the bottom-up visual hierarchy, for visual input classification using spike-time encoding. After learning, we observe the development of distinct spatio-temporal a","authors_text":"Anno C. Kurth, Jonas Oberste-Frielinghaus, Julian G\\\"oltz, Junji Ito, Laura Kriener, Mihai A. Petrovici, Sonja Gr\\\"un","cross_cats":["cs.NE","stat.CO"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-08-18T14:51:58Z","title":"Synchronization and semantization in deep spiking networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.12975","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":"sha256:5c19656e1c5b395292323bba878639b098376324d5badbb69020e18d3bf24b6f","target":"record","created_at":"2026-07-05T11:55:30Z","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":"24aa43da8cca0f8411a5384c0357e683825049eb144b0c1240ef297fbf9e0308","cross_cats_sorted":["cs.NE","stat.CO"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-08-18T14:51:58Z","title_canon_sha256":"4537e550dd18bcd9a92a204be853115cbcbdfa4959e5236ad8dbf30db031ba68"},"schema_version":"1.0","source":{"id":"2508.12975","kind":"arxiv","version":1}},"canonical_sha256":"44abfd148198b5923586ff402ea3c5bf8f45167bda30d03c1481142ff090e7bc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"44abfd148198b5923586ff402ea3c5bf8f45167bda30d03c1481142ff090e7bc","first_computed_at":"2026-07-05T11:55:30.219831Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:55:30.219831Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7YF5jPq/W27whRTImm6pkRukhMKEgz2CI+0AcWl9VrVTxOhIcv5RlI6lcvQ+gYIDThue0qAGL7RPk3yMThRoDw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:55:30.220296Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.12975","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c19656e1c5b395292323bba878639b098376324d5badbb69020e18d3bf24b6f","sha256:8e0becdcf2f5a4dbf9492d9a9eedb6a37a7425b3c4fca117bc73ff4193101a39"],"state_sha256":"524475e1512c9956613449cd089ba47f93892f008238426979d8ba8e455c0f2f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zzoEzU9GbTRTeIB4UwgOfiPUbLBkkOK1YfgQ+Zez5YYQ8v1e4xISC+5tKHUeayolM9xpdDVCL2a8Xep9898NCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-14T11:38:24.639715Z","bundle_sha256":"9fe8a111b27b27b6a00e8c845303578475e57c43627acd32c4f9412de69e82b4"}}