{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:P4YLH564SBGAU2A53JKAJWSVJU","short_pith_number":"pith:P4YLH564","canonical_record":{"source":{"id":"1802.04942","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2018-02-14T03:48:06Z","cross_cats_sorted":["cs.AI","stat.ML"],"title_canon_sha256":"f7b416413e5c1e4f9911df24ef436f461cd0f2a85187f3dcec3008c937f2e399","abstract_canon_sha256":"107228fc8f13249f949e86ea8436d5dc33d9e16006280d9aa8a0625d089129f0"},"schema_version":"1.0"},"canonical_sha256":"7f30b3f7dc904c0a681dda5404da554d1ccb647ab92ab30dd9315e06fa8338b5","source":{"kind":"arxiv","id":"1802.04942","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.04942","created_at":"2026-05-17T23:48:02Z"},{"alias_kind":"arxiv_version","alias_value":"1802.04942v5","created_at":"2026-05-17T23:48:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.04942","created_at":"2026-05-17T23:48:02Z"},{"alias_kind":"pith_short_12","alias_value":"P4YLH564SBGA","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"P4YLH564SBGAU2A5","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"P4YLH564","created_at":"2026-05-18T12:32:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:P4YLH564SBGAU2A53JKAJWSVJU","target":"record","payload":{"canonical_record":{"source":{"id":"1802.04942","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2018-02-14T03:48:06Z","cross_cats_sorted":["cs.AI","stat.ML"],"title_canon_sha256":"f7b416413e5c1e4f9911df24ef436f461cd0f2a85187f3dcec3008c937f2e399","abstract_canon_sha256":"107228fc8f13249f949e86ea8436d5dc33d9e16006280d9aa8a0625d089129f0"},"schema_version":"1.0"},"canonical_sha256":"7f30b3f7dc904c0a681dda5404da554d1ccb647ab92ab30dd9315e06fa8338b5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:02.053234Z","signature_b64":"qGIvtu5g7ZsgNkxpDvepTa+QeAEsXguRA9ekTT4kAEsbHROHP4O7SO9vWvulIolfSPnTG1SfZQxxE1lsv1TvAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7f30b3f7dc904c0a681dda5404da554d1ccb647ab92ab30dd9315e06fa8338b5","last_reissued_at":"2026-05-17T23:48:02.052576Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:02.052576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1802.04942","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:48:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9j2ENb3TofL7gxgRFmyAxdRRUE3ylBhLrFrzWmuNlyTITQQOb+h7fhQyD8zl5S8Rj5zeJOoH5vYBU5ft9oFWBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T21:51:49.858278Z"},"content_sha256":"d27787070ef00379da4e9e75f26cadb6e96d33ab0e12f89ce7d8ef531cf03071","schema_version":"1.0","event_id":"sha256:d27787070ef00379da4e9e75f26cadb6e96d33ab0e12f89ce7d8ef531cf03071"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:P4YLH564SBGAU2A53JKAJWSVJU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Isolating Sources of Disentanglement in Variational Autoencoders","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","stat.ML"],"primary_cat":"cs.LG","authors_text":"David Duvenaud, Ricky T. Q. Chen, Roger Grosse, Xuechen Li","submitted_at":"2018-02-14T03:48:06Z","abstract_excerpt":"We decompose the evidence lower bound to show the existence of a term measuring the total correlation between latent variables. We use this to motivate our $\\beta$-TCVAE (Total Correlation Variational Autoencoder), a refinement of the state-of-the-art $\\beta$-VAE objective for learning disentangled representations, requiring no additional hyperparameters during training. We further propose a principled classifier-free measure of disentanglement called the mutual information gap (MIG). We perform extensive quantitative and qualitative experiments, in both restricted and non-restricted settings,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.04942","kind":"arxiv","version":5},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-17T23:48:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TdtbVGhojeF2AJ6/rG2T7ttLi9QSmEKSjbBFym2cNadsuwAPH58NWiYwESl0EvP5oxAALONUlWxPBaeCa6qgAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T21:51:49.858949Z"},"content_sha256":"a83f393680d96458732a70cfe48252a151960e59c745b75747bde86c7d980c7f","schema_version":"1.0","event_id":"sha256:a83f393680d96458732a70cfe48252a151960e59c745b75747bde86c7d980c7f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P4YLH564SBGAU2A53JKAJWSVJU/bundle.json","state_url":"https://pith.science/pith/P4YLH564SBGAU2A53JKAJWSVJU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P4YLH564SBGAU2A53JKAJWSVJU/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":"2026-05-23T21:51:49Z","links":{"resolver":"https://pith.science/pith/P4YLH564SBGAU2A53JKAJWSVJU","bundle":"https://pith.science/pith/P4YLH564SBGAU2A53JKAJWSVJU/bundle.json","state":"https://pith.science/pith/P4YLH564SBGAU2A53JKAJWSVJU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P4YLH564SBGAU2A53JKAJWSVJU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:P4YLH564SBGAU2A53JKAJWSVJU","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":"107228fc8f13249f949e86ea8436d5dc33d9e16006280d9aa8a0625d089129f0","cross_cats_sorted":["cs.AI","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2018-02-14T03:48:06Z","title_canon_sha256":"f7b416413e5c1e4f9911df24ef436f461cd0f2a85187f3dcec3008c937f2e399"},"schema_version":"1.0","source":{"id":"1802.04942","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.04942","created_at":"2026-05-17T23:48:02Z"},{"alias_kind":"arxiv_version","alias_value":"1802.04942v5","created_at":"2026-05-17T23:48:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.04942","created_at":"2026-05-17T23:48:02Z"},{"alias_kind":"pith_short_12","alias_value":"P4YLH564SBGA","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"P4YLH564SBGAU2A5","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"P4YLH564","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:a83f393680d96458732a70cfe48252a151960e59c745b75747bde86c7d980c7f","target":"graph","created_at":"2026-05-17T23:48:02Z","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":"We decompose the evidence lower bound to show the existence of a term measuring the total correlation between latent variables. We use this to motivate our $\\beta$-TCVAE (Total Correlation Variational Autoencoder), a refinement of the state-of-the-art $\\beta$-VAE objective for learning disentangled representations, requiring no additional hyperparameters during training. We further propose a principled classifier-free measure of disentanglement called the mutual information gap (MIG). We perform extensive quantitative and qualitative experiments, in both restricted and non-restricted settings,","authors_text":"David Duvenaud, Ricky T. Q. Chen, Roger Grosse, Xuechen Li","cross_cats":["cs.AI","stat.ML"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2018-02-14T03:48:06Z","title":"Isolating Sources of Disentanglement in Variational Autoencoders"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.04942","kind":"arxiv","version":5},"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:d27787070ef00379da4e9e75f26cadb6e96d33ab0e12f89ce7d8ef531cf03071","target":"record","created_at":"2026-05-17T23:48:02Z","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":"107228fc8f13249f949e86ea8436d5dc33d9e16006280d9aa8a0625d089129f0","cross_cats_sorted":["cs.AI","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2018-02-14T03:48:06Z","title_canon_sha256":"f7b416413e5c1e4f9911df24ef436f461cd0f2a85187f3dcec3008c937f2e399"},"schema_version":"1.0","source":{"id":"1802.04942","kind":"arxiv","version":5}},"canonical_sha256":"7f30b3f7dc904c0a681dda5404da554d1ccb647ab92ab30dd9315e06fa8338b5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7f30b3f7dc904c0a681dda5404da554d1ccb647ab92ab30dd9315e06fa8338b5","first_computed_at":"2026-05-17T23:48:02.052576Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:48:02.052576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qGIvtu5g7ZsgNkxpDvepTa+QeAEsXguRA9ekTT4kAEsbHROHP4O7SO9vWvulIolfSPnTG1SfZQxxE1lsv1TvAQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:48:02.053234Z","signed_message":"canonical_sha256_bytes"},"source_id":"1802.04942","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d27787070ef00379da4e9e75f26cadb6e96d33ab0e12f89ce7d8ef531cf03071","sha256:a83f393680d96458732a70cfe48252a151960e59c745b75747bde86c7d980c7f"],"state_sha256":"4062cea82df7b787396e5edd5a5c499934571678281488d2029890aad451d059"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u+/VE2vCBgXlTCO0Obwb3NS1niA2Q4AUfROydz+rbWfrP8byLn94IvqCGziZsP5sANbfsiZg+C/7XyjrDbj5AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T21:51:49.863217Z","bundle_sha256":"9dc2eb2799d37f6fcf9aeeafd5a5eeba61645e89941e0461da7f736ac60e9cd3"}}