{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:VRWQJBA7LKHZ5PODIOCTZYFTNW","short_pith_number":"pith:VRWQJBA7","canonical_record":{"source":{"id":"2506.00356","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-31T02:52:17Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"565476921db25babe73fa7b2c9cc775908a9cf1fb5afdf13a38a5b16f8adbff6","abstract_canon_sha256":"ec569f9e4bd778edf627f53aa8478cbee40a618ca182d51bd481ee96f3d75ec1"},"schema_version":"1.0"},"canonical_sha256":"ac6d04841f5a8f9ebdc343853ce0b36d99a9c47a8cf38152e37348ab3746ab4f","source":{"kind":"arxiv","id":"2506.00356","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.00356","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"arxiv_version","alias_value":"2506.00356v1","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.00356","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"pith_short_12","alias_value":"VRWQJBA7LKHZ","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"pith_short_16","alias_value":"VRWQJBA7LKHZ5POD","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"pith_short_8","alias_value":"VRWQJBA7","created_at":"2026-07-05T11:13:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:VRWQJBA7LKHZ5PODIOCTZYFTNW","target":"record","payload":{"canonical_record":{"source":{"id":"2506.00356","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-31T02:52:17Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"565476921db25babe73fa7b2c9cc775908a9cf1fb5afdf13a38a5b16f8adbff6","abstract_canon_sha256":"ec569f9e4bd778edf627f53aa8478cbee40a618ca182d51bd481ee96f3d75ec1"},"schema_version":"1.0"},"canonical_sha256":"ac6d04841f5a8f9ebdc343853ce0b36d99a9c47a8cf38152e37348ab3746ab4f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:13:33.178913Z","signature_b64":"apAowItm8Rl7JqVa6w8kD7Z1Gti006aJV+BuKB4q13AQSgbTqQFonKGILzeZhGyy9jdkLMZwigco+wzbzDlPBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac6d04841f5a8f9ebdc343853ce0b36d99a9c47a8cf38152e37348ab3746ab4f","last_reissued_at":"2026-07-05T11:13:33.178413Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:13:33.178413Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.00356","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":"2026-07-05T11:13:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yrbUWIONUxumWmQYRZv5Y4vhOkuCuSst0KAwV0L7KN9dHRIEBi6TMtqOjbwJtH3nrFyxKhBXoVoImWQ+VKMoBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T23:52:06.113750Z"},"content_sha256":"b5103979fcc66f6d58a5a30d994253124247ab7d428f5cd52fde9a91f018ab9d","schema_version":"1.0","event_id":"sha256:b5103979fcc66f6d58a5a30d994253124247ab7d428f5cd52fde9a91f018ab9d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:VRWQJBA7LKHZ5PODIOCTZYFTNW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploring the Performance of Perforated Backpropagation through Further Experiments","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.LG","authors_text":"Evan Davis, Jingyao Chen, Laurent Itti, Rorry Brenner, Rowan Morse, Rushi Chaudhari, Xirui Liu, Zhaoyi You","submitted_at":"2025-05-31T02:52:17Z","abstract_excerpt":"Perforated Backpropagation is a neural network optimization technique based on modern understanding of the computational importance of dendrites within biological neurons. This paper explores further experiments from the original publication, generated from a hackathon held at the Carnegie Mellon Swartz Center in February 2025. Students and local Pittsburgh ML practitioners were brought together to experiment with the Perforated Backpropagation algorithm on the datasets and models which they were using for their projects. Results showed that the system could enhance their projects, with up to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.00356","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/2506.00356/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":"2026-07-05T11:13:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eeRR8GPtFTNb6jKfAn91jIGJ+KT5TAbccyLOCpsjrsqXei3mei+iVMQ4V1pYbH99w26ZOfNfLgJWCMkcJjR6Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T23:52:06.114250Z"},"content_sha256":"5f9ce22dc0bafbb196dd86e46b2d16c2fe4080394ae01210720193c8ba3f726f","schema_version":"1.0","event_id":"sha256:5f9ce22dc0bafbb196dd86e46b2d16c2fe4080394ae01210720193c8ba3f726f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VRWQJBA7LKHZ5PODIOCTZYFTNW/bundle.json","state_url":"https://pith.science/pith/VRWQJBA7LKHZ5PODIOCTZYFTNW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VRWQJBA7LKHZ5PODIOCTZYFTNW/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":"2026-08-07T23:52:06Z","links":{"resolver":"https://pith.science/pith/VRWQJBA7LKHZ5PODIOCTZYFTNW","bundle":"https://pith.science/pith/VRWQJBA7LKHZ5PODIOCTZYFTNW/bundle.json","state":"https://pith.science/pith/VRWQJBA7LKHZ5PODIOCTZYFTNW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VRWQJBA7LKHZ5PODIOCTZYFTNW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:VRWQJBA7LKHZ5PODIOCTZYFTNW","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":"ec569f9e4bd778edf627f53aa8478cbee40a618ca182d51bd481ee96f3d75ec1","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-31T02:52:17Z","title_canon_sha256":"565476921db25babe73fa7b2c9cc775908a9cf1fb5afdf13a38a5b16f8adbff6"},"schema_version":"1.0","source":{"id":"2506.00356","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.00356","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"arxiv_version","alias_value":"2506.00356v1","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.00356","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"pith_short_12","alias_value":"VRWQJBA7LKHZ","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"pith_short_16","alias_value":"VRWQJBA7LKHZ5POD","created_at":"2026-07-05T11:13:33Z"},{"alias_kind":"pith_short_8","alias_value":"VRWQJBA7","created_at":"2026-07-05T11:13:33Z"}],"graph_snapshots":[{"event_id":"sha256:5f9ce22dc0bafbb196dd86e46b2d16c2fe4080394ae01210720193c8ba3f726f","target":"graph","created_at":"2026-07-05T11:13:33Z","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/2506.00356/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Perforated Backpropagation is a neural network optimization technique based on modern understanding of the computational importance of dendrites within biological neurons. This paper explores further experiments from the original publication, generated from a hackathon held at the Carnegie Mellon Swartz Center in February 2025. Students and local Pittsburgh ML practitioners were brought together to experiment with the Perforated Backpropagation algorithm on the datasets and models which they were using for their projects. Results showed that the system could enhance their projects, with up to ","authors_text":"Evan Davis, Jingyao Chen, Laurent Itti, Rorry Brenner, Rowan Morse, Rushi Chaudhari, Xirui Liu, Zhaoyi You","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-31T02:52:17Z","title":"Exploring the Performance of Perforated Backpropagation through Further Experiments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.00356","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:b5103979fcc66f6d58a5a30d994253124247ab7d428f5cd52fde9a91f018ab9d","target":"record","created_at":"2026-07-05T11:13:33Z","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":"ec569f9e4bd778edf627f53aa8478cbee40a618ca182d51bd481ee96f3d75ec1","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2025-05-31T02:52:17Z","title_canon_sha256":"565476921db25babe73fa7b2c9cc775908a9cf1fb5afdf13a38a5b16f8adbff6"},"schema_version":"1.0","source":{"id":"2506.00356","kind":"arxiv","version":1}},"canonical_sha256":"ac6d04841f5a8f9ebdc343853ce0b36d99a9c47a8cf38152e37348ab3746ab4f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac6d04841f5a8f9ebdc343853ce0b36d99a9c47a8cf38152e37348ab3746ab4f","first_computed_at":"2026-07-05T11:13:33.178413Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:13:33.178413Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"apAowItm8Rl7JqVa6w8kD7Z1Gti006aJV+BuKB4q13AQSgbTqQFonKGILzeZhGyy9jdkLMZwigco+wzbzDlPBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:13:33.178913Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.00356","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b5103979fcc66f6d58a5a30d994253124247ab7d428f5cd52fde9a91f018ab9d","sha256:5f9ce22dc0bafbb196dd86e46b2d16c2fe4080394ae01210720193c8ba3f726f"],"state_sha256":"ab01e8958a3340da88cf6e485e2bb0006f92b46d5fdc4e2059954a7dbfb28799"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fwXh8V8T2tXM4LLOUr0izBPPD72kj6xvWF9Icba7r0QS8T0mH8FCw7fjbOCC05A23SBTouohkZKFKgkaRIU7Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T23:52:06.119511Z","bundle_sha256":"697f9ba551a26ee08cc8fbad1e52c63c4289e0d39ed4c5c1957fedf86ff3124d"}}