{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:3I2UR25KDOFYNKYVIRDBS2KUCQ","short_pith_number":"pith:3I2UR25K","canonical_record":{"source":{"id":"2403.13967","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2024-03-20T20:43:52Z","cross_cats_sorted":["cond-mat.stat-mech","physics.bio-ph"],"title_canon_sha256":"857d235a5d53502a38e69f88baf1b608a47303886c6d3325fe023b83117a35ee","abstract_canon_sha256":"0e7233f80a002bace8ab2fcd7c50709193cae455b63377642a0dc25f451601bb"},"schema_version":"1.0"},"canonical_sha256":"da3548ebaa1b8b86ab154446196954142e9787f43a28dd0b7889d19729f5bff3","source":{"kind":"arxiv","id":"2403.13967","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.13967","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"arxiv_version","alias_value":"2403.13967v2","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.13967","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"pith_short_12","alias_value":"3I2UR25KDOFY","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"pith_short_16","alias_value":"3I2UR25KDOFYNKYV","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"pith_short_8","alias_value":"3I2UR25K","created_at":"2026-07-05T09:33:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:3I2UR25KDOFYNKYVIRDBS2KUCQ","target":"record","payload":{"canonical_record":{"source":{"id":"2403.13967","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2024-03-20T20:43:52Z","cross_cats_sorted":["cond-mat.stat-mech","physics.bio-ph"],"title_canon_sha256":"857d235a5d53502a38e69f88baf1b608a47303886c6d3325fe023b83117a35ee","abstract_canon_sha256":"0e7233f80a002bace8ab2fcd7c50709193cae455b63377642a0dc25f451601bb"},"schema_version":"1.0"},"canonical_sha256":"da3548ebaa1b8b86ab154446196954142e9787f43a28dd0b7889d19729f5bff3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:33:30.030342Z","signature_b64":"QGjGAOnFW8wQi9zwsG9qquzwCkuhkYfb9s/uJEhLDhydx6EnJLLb5X0tJq73OL3mdF8S7GN7jaaWpt5yjctwCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"da3548ebaa1b8b86ab154446196954142e9787f43a28dd0b7889d19729f5bff3","last_reissued_at":"2026-07-05T09:33:30.029906Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:33:30.029906Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2403.13967","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:33:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0UgFOcX1Ns5fWrSOlbHuvrmnK8NUzNUlLxBSVQ4pddoMd+/wODebfNVnLgW8MkucanOUXhULDbVyWM8odniPCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T13:50:45.364551Z"},"content_sha256":"22538b46bec843bf050e4130031471b7abc55748c371124d9842783970cad23b","schema_version":"1.0","event_id":"sha256:22538b46bec843bf050e4130031471b7abc55748c371124d9842783970cad23b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:3I2UR25KDOFYNKYVIRDBS2KUCQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Meta-plasticity and memory in multi-level recurrent feed-forward networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","physics.bio-ph"],"primary_cat":"cond-mat.dis-nn","authors_text":"Gianmarco Zanardi, Jules Morand, Lorenzo Pavesi, Luca Tubiana, Paolo Bettotti","submitted_at":"2024-03-20T20:43:52Z","abstract_excerpt":"Network systems can exhibit memory effects in which the interactions between different pairs of nodes adapt in time, leading to the emergence of preferred connections, patterns, and sub-networks. To a first approximation, this memory can be modelled through a ``plastic'' Hebbian or homophily mechanism, in which edges get reinforced proportionally to the amount of information flowing through them. However, recent studies on glia-neuron networks have highlighted how memory can evolve due to more complex dynamics, including multi-level network structures and ``meta-plastic'' effects that modulate"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.13967","kind":"arxiv","version":2},"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/2403.13967/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":"2026-07-05T09:33:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vwnM8kbYlnAEI/YwwuTMVmRPIHE29UjAJM1+6QEWIOWhRVDT7qdwRrDl8SVtkmy8ItArtdqdJI/OriRRKU1rDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T13:50:45.364934Z"},"content_sha256":"e5c2b3d880b9a1e0b1e4ad1555b65834cb1ac0374b265999bc5264ade18d43db","schema_version":"1.0","event_id":"sha256:e5c2b3d880b9a1e0b1e4ad1555b65834cb1ac0374b265999bc5264ade18d43db"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3I2UR25KDOFYNKYVIRDBS2KUCQ/bundle.json","state_url":"https://pith.science/pith/3I2UR25KDOFYNKYVIRDBS2KUCQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3I2UR25KDOFYNKYVIRDBS2KUCQ/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":"2026-07-20T13:50:45Z","links":{"resolver":"https://pith.science/pith/3I2UR25KDOFYNKYVIRDBS2KUCQ","bundle":"https://pith.science/pith/3I2UR25KDOFYNKYVIRDBS2KUCQ/bundle.json","state":"https://pith.science/pith/3I2UR25KDOFYNKYVIRDBS2KUCQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3I2UR25KDOFYNKYVIRDBS2KUCQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:3I2UR25KDOFYNKYVIRDBS2KUCQ","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":"0e7233f80a002bace8ab2fcd7c50709193cae455b63377642a0dc25f451601bb","cross_cats_sorted":["cond-mat.stat-mech","physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2024-03-20T20:43:52Z","title_canon_sha256":"857d235a5d53502a38e69f88baf1b608a47303886c6d3325fe023b83117a35ee"},"schema_version":"1.0","source":{"id":"2403.13967","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.13967","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"arxiv_version","alias_value":"2403.13967v2","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.13967","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"pith_short_12","alias_value":"3I2UR25KDOFY","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"pith_short_16","alias_value":"3I2UR25KDOFYNKYV","created_at":"2026-07-05T09:33:30Z"},{"alias_kind":"pith_short_8","alias_value":"3I2UR25K","created_at":"2026-07-05T09:33:30Z"}],"graph_snapshots":[{"event_id":"sha256:e5c2b3d880b9a1e0b1e4ad1555b65834cb1ac0374b265999bc5264ade18d43db","target":"graph","created_at":"2026-07-05T09:33:30Z","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/2403.13967/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Network systems can exhibit memory effects in which the interactions between different pairs of nodes adapt in time, leading to the emergence of preferred connections, patterns, and sub-networks. To a first approximation, this memory can be modelled through a ``plastic'' Hebbian or homophily mechanism, in which edges get reinforced proportionally to the amount of information flowing through them. However, recent studies on glia-neuron networks have highlighted how memory can evolve due to more complex dynamics, including multi-level network structures and ``meta-plastic'' effects that modulate","authors_text":"Gianmarco Zanardi, Jules Morand, Lorenzo Pavesi, Luca Tubiana, Paolo Bettotti","cross_cats":["cond-mat.stat-mech","physics.bio-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2024-03-20T20:43:52Z","title":"Meta-plasticity and memory in multi-level recurrent feed-forward networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.13967","kind":"arxiv","version":2},"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":"sha256:22538b46bec843bf050e4130031471b7abc55748c371124d9842783970cad23b","target":"record","created_at":"2026-07-05T09:33:30Z","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":"0e7233f80a002bace8ab2fcd7c50709193cae455b63377642a0dc25f451601bb","cross_cats_sorted":["cond-mat.stat-mech","physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2024-03-20T20:43:52Z","title_canon_sha256":"857d235a5d53502a38e69f88baf1b608a47303886c6d3325fe023b83117a35ee"},"schema_version":"1.0","source":{"id":"2403.13967","kind":"arxiv","version":2}},"canonical_sha256":"da3548ebaa1b8b86ab154446196954142e9787f43a28dd0b7889d19729f5bff3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"da3548ebaa1b8b86ab154446196954142e9787f43a28dd0b7889d19729f5bff3","first_computed_at":"2026-07-05T09:33:30.029906Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:33:30.029906Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QGjGAOnFW8wQi9zwsG9qquzwCkuhkYfb9s/uJEhLDhydx6EnJLLb5X0tJq73OL3mdF8S7GN7jaaWpt5yjctwCw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:33:30.030342Z","signed_message":"canonical_sha256_bytes"},"source_id":"2403.13967","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:22538b46bec843bf050e4130031471b7abc55748c371124d9842783970cad23b","sha256:e5c2b3d880b9a1e0b1e4ad1555b65834cb1ac0374b265999bc5264ade18d43db"],"state_sha256":"cfe2573dfcf27377d0d9e31cc54006f3468411b004ad63b953b3e5e3c3274d7a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BD9Xd+QOpjPlK1U/UQDRurFatG93U1iPRsQCfq4jjNK2QNujkBD5mwTsBof7biEX619uHYLs0vz3wtpHw5PRDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-20T13:50:45.367186Z","bundle_sha256":"712758071fdd2de579fd70c4cbdbe2f7c5bba9589d79dc8650503d68d6568155"}}