{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:OWPDGUN5PNMSGWRPTQC44J2EUN","short_pith_number":"pith:OWPDGUN5","canonical_record":{"source":{"id":"2501.08645","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2025-01-15T08:19:13Z","cross_cats_sorted":[],"title_canon_sha256":"a72aec5a07a41208eb7e8895f3387a55ba597dac4781968d63da60b1c83c4d30","abstract_canon_sha256":"e18845386d6e41152f2beeb93eb4c06be4ddd1c0195d0c8d2156fc556ea0f2be"},"schema_version":"1.0"},"canonical_sha256":"759e3351bd7b59235a2f9c05ce2744a354a529043af313ae29b8b88eb5d44cb1","source":{"kind":"arxiv","id":"2501.08645","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.08645","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"arxiv_version","alias_value":"2501.08645v2","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.08645","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"pith_short_12","alias_value":"OWPDGUN5PNMS","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"pith_short_16","alias_value":"OWPDGUN5PNMSGWRP","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"pith_short_8","alias_value":"OWPDGUN5","created_at":"2026-07-05T10:47:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:OWPDGUN5PNMSGWRPTQC44J2EUN","target":"record","payload":{"canonical_record":{"source":{"id":"2501.08645","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2025-01-15T08:19:13Z","cross_cats_sorted":[],"title_canon_sha256":"a72aec5a07a41208eb7e8895f3387a55ba597dac4781968d63da60b1c83c4d30","abstract_canon_sha256":"e18845386d6e41152f2beeb93eb4c06be4ddd1c0195d0c8d2156fc556ea0f2be"},"schema_version":"1.0"},"canonical_sha256":"759e3351bd7b59235a2f9c05ce2744a354a529043af313ae29b8b88eb5d44cb1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:47:56.991151Z","signature_b64":"ULa4G1Ajf6uK705rS2wwUdTUed30AQgCVjYU+WU362PGvV9Dw2Y2G7ud9A82oH5JH9DYJXgBMw3pDzkox8bnBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"759e3351bd7b59235a2f9c05ce2744a354a529043af313ae29b8b88eb5d44cb1","last_reissued_at":"2026-07-05T10:47:56.990676Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:47:56.990676Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.08645","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":"2026-07-05T10:47:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gSFF4h2JbjYMtWq73BITFG46EC5g2SKjFdV+YvpEhVdqCUuo6XdGsPMRGRcofoxi2sVnjrBi6gGLNPi7r4kDDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T09:10:32.615839Z"},"content_sha256":"4343bc9343c29c47e07edc660cc5a8e43e418540595d92cf406e6b15f57ecbbc","schema_version":"1.0","event_id":"sha256:4343bc9343c29c47e07edc660cc5a8e43e418540595d92cf406e6b15f57ecbbc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:OWPDGUN5PNMSGWRPTQC44J2EUN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Learnable Sparsification of Die-to-Die Communication via Spike-Based Encoding","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.AR","authors_text":"Jason Eshraghian, Joseph Callenes, Joshua Nardone, Mohammed E. Elbtity, Ramtin Zand, Ruijie Zhu","submitted_at":"2025-01-15T08:19:13Z","abstract_excerpt":"Efficient communication is central to both biological and artificial intelligence (AI) systems. In biological brains, the challenge of long-range communication across regions is addressed through sparse, spike-based signaling, minimizing energy and latency. Conversely, modern AI workloads are increasingly constrained by bandwidth, leading to bottlenecks that hamper scalability and efficiency. Inspired by the brain's ability to execute dynamic and complex local computations coupled with sparse inter-neuron communication, we propose heterogeneous neural networks that combine spiking neural netwo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.08645","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/2501.08645/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":"2026-07-05T10:47:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xi7ZDfNuK0ry+5bKQ1keyBHI6YwU0wa3pAeuM6Gmk0zcJ6UMj8FuSiFBw7PfbJEj6t5lRwyPYntjis/c3wqUDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T09:10:32.617658Z"},"content_sha256":"163aff0167c86c80a819f6e528ba62ba26208f41f70dad392b1b5234fc539a3d","schema_version":"1.0","event_id":"sha256:163aff0167c86c80a819f6e528ba62ba26208f41f70dad392b1b5234fc539a3d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OWPDGUN5PNMSGWRPTQC44J2EUN/bundle.json","state_url":"https://pith.science/pith/OWPDGUN5PNMSGWRPTQC44J2EUN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OWPDGUN5PNMSGWRPTQC44J2EUN/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":"2026-08-11T09:10:32Z","links":{"resolver":"https://pith.science/pith/OWPDGUN5PNMSGWRPTQC44J2EUN","bundle":"https://pith.science/pith/OWPDGUN5PNMSGWRPTQC44J2EUN/bundle.json","state":"https://pith.science/pith/OWPDGUN5PNMSGWRPTQC44J2EUN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OWPDGUN5PNMSGWRPTQC44J2EUN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:OWPDGUN5PNMSGWRPTQC44J2EUN","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":"e18845386d6e41152f2beeb93eb4c06be4ddd1c0195d0c8d2156fc556ea0f2be","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2025-01-15T08:19:13Z","title_canon_sha256":"a72aec5a07a41208eb7e8895f3387a55ba597dac4781968d63da60b1c83c4d30"},"schema_version":"1.0","source":{"id":"2501.08645","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.08645","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"arxiv_version","alias_value":"2501.08645v2","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.08645","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"pith_short_12","alias_value":"OWPDGUN5PNMS","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"pith_short_16","alias_value":"OWPDGUN5PNMSGWRP","created_at":"2026-07-05T10:47:56Z"},{"alias_kind":"pith_short_8","alias_value":"OWPDGUN5","created_at":"2026-07-05T10:47:56Z"}],"graph_snapshots":[{"event_id":"sha256:163aff0167c86c80a819f6e528ba62ba26208f41f70dad392b1b5234fc539a3d","target":"graph","created_at":"2026-07-05T10:47:56Z","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/2501.08645/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Efficient communication is central to both biological and artificial intelligence (AI) systems. In biological brains, the challenge of long-range communication across regions is addressed through sparse, spike-based signaling, minimizing energy and latency. Conversely, modern AI workloads are increasingly constrained by bandwidth, leading to bottlenecks that hamper scalability and efficiency. Inspired by the brain's ability to execute dynamic and complex local computations coupled with sparse inter-neuron communication, we propose heterogeneous neural networks that combine spiking neural netwo","authors_text":"Jason Eshraghian, Joseph Callenes, Joshua Nardone, Mohammed E. Elbtity, Ramtin Zand, Ruijie Zhu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2025-01-15T08:19:13Z","title":"Learnable Sparsification of Die-to-Die Communication via Spike-Based Encoding"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.08645","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":"sha256:4343bc9343c29c47e07edc660cc5a8e43e418540595d92cf406e6b15f57ecbbc","target":"record","created_at":"2026-07-05T10:47:56Z","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":"e18845386d6e41152f2beeb93eb4c06be4ddd1c0195d0c8d2156fc556ea0f2be","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2025-01-15T08:19:13Z","title_canon_sha256":"a72aec5a07a41208eb7e8895f3387a55ba597dac4781968d63da60b1c83c4d30"},"schema_version":"1.0","source":{"id":"2501.08645","kind":"arxiv","version":2}},"canonical_sha256":"759e3351bd7b59235a2f9c05ce2744a354a529043af313ae29b8b88eb5d44cb1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"759e3351bd7b59235a2f9c05ce2744a354a529043af313ae29b8b88eb5d44cb1","first_computed_at":"2026-07-05T10:47:56.990676Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:47:56.990676Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ULa4G1Ajf6uK705rS2wwUdTUed30AQgCVjYU+WU362PGvV9Dw2Y2G7ud9A82oH5JH9DYJXgBMw3pDzkox8bnBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:47:56.991151Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.08645","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4343bc9343c29c47e07edc660cc5a8e43e418540595d92cf406e6b15f57ecbbc","sha256:163aff0167c86c80a819f6e528ba62ba26208f41f70dad392b1b5234fc539a3d"],"state_sha256":"3008c523055f147ffc0e28bae7e3b3d8cf6b0f63e432ef8646075e0e72cb2ca9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lsWq6Xv5xDkfc5K/8j3jtHGvHKgbUK+caItxt/4qsmJaJVUjicA0cvad+QYKA3+KHm2FJLBAHZ7R44RIvzapAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T09:10:32.627689Z","bundle_sha256":"cc01071ad2d25e5151bd1d5ffe5776260ceb76b95fa82c4e89deb09d71faf771"}}