{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:OWL6KED4Y4PHMYDHMMQFP6WEBK","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":"8a85a59318e8cb88025044027d6d5ce030c24d2635e85de9d5fc436ab8640223","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ML","submitted_at":"2017-09-05T14:27:08Z","title_canon_sha256":"3f20d4b52f39ee800f577df421099398f2e54b90eb66d5ae3b34bae5a310a3af"},"schema_version":"1.0","source":{"id":"1709.01412","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.01412","created_at":"2026-05-18T00:35:40Z"},{"alias_kind":"arxiv_version","alias_value":"1709.01412v2","created_at":"2026-05-18T00:35:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.01412","created_at":"2026-05-18T00:35:40Z"},{"alias_kind":"pith_short_12","alias_value":"OWL6KED4Y4PH","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OWL6KED4Y4PHMYDH","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OWL6KED4","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:f7bdf29cb4ac4bedfa10e82db65b8d41d9eda5e9df30afc5851ce5886a723f32","target":"graph","created_at":"2026-05-18T00:35:40Z","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"},"paper":{"abstract_excerpt":"This note presents in a technical though hopefully pedagogical way the three most common forms of neural network architectures: Feedforward, Convolutional and Recurrent. For each network, their fundamental building blocks are detailed. The forward pass and the update rules for the backpropagation algorithm are then derived in full.","authors_text":"Thomas Epelbaum","cross_cats":["cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ML","submitted_at":"2017-09-05T14:27:08Z","title":"Deep learning: Technical introduction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.01412","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:dbe4d393abf3f1e5f52e22f9cbcfda137e702d46f58869ae968b0269357b673a","target":"record","created_at":"2026-05-18T00:35:40Z","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":"8a85a59318e8cb88025044027d6d5ce030c24d2635e85de9d5fc436ab8640223","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ML","submitted_at":"2017-09-05T14:27:08Z","title_canon_sha256":"3f20d4b52f39ee800f577df421099398f2e54b90eb66d5ae3b34bae5a310a3af"},"schema_version":"1.0","source":{"id":"1709.01412","kind":"arxiv","version":2}},"canonical_sha256":"7597e5107cc71e766067632057fac40aa5c57ef8f2731d145bb8ab06a61c5845","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7597e5107cc71e766067632057fac40aa5c57ef8f2731d145bb8ab06a61c5845","first_computed_at":"2026-05-18T00:35:40.628273Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:40.628273Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0SQ/v9IGDRlmu6gpAgtaWQmEArRUoM3J6X8/iNFlOaw9uTTBPzZ6hWJr2H7LPd5i7pq1LkHqoYsj0UmbZvjzBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:40.628980Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.01412","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dbe4d393abf3f1e5f52e22f9cbcfda137e702d46f58869ae968b0269357b673a","sha256:f7bdf29cb4ac4bedfa10e82db65b8d41d9eda5e9df30afc5851ce5886a723f32"],"state_sha256":"cee80b2c9f07361d762676855a9c1f4dc3d55ff62dbc820d8d8620009ffc37a8"}