{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:ULSCV42RMAWDX34EOETGJA7OST","short_pith_number":"pith:ULSCV42R","canonical_record":{"source":{"id":"2607.04432","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-07-05T17:52:09Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"ff932443dfc4ff225fbeed4e69c208d6ab55a0d8cc8fd7608b84c44c11916dc9","abstract_canon_sha256":"a717e87783966c3320f3199fe8b57b77fd06b9779c2c146bf27527abe21fa744"},"schema_version":"1.0"},"canonical_sha256":"a2e42af351602c3bef8471266483ee94c1da4be733d3db4a1a5bf2f85600958e","source":{"kind":"arxiv","id":"2607.04432","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.04432","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"arxiv_version","alias_value":"2607.04432v1","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.04432","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"pith_short_12","alias_value":"ULSCV42RMAWD","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"pith_short_16","alias_value":"ULSCV42RMAWDX34E","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"pith_short_8","alias_value":"ULSCV42R","created_at":"2026-07-07T02:19:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:ULSCV42RMAWDX34EOETGJA7OST","target":"record","payload":{"canonical_record":{"source":{"id":"2607.04432","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-07-05T17:52:09Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"ff932443dfc4ff225fbeed4e69c208d6ab55a0d8cc8fd7608b84c44c11916dc9","abstract_canon_sha256":"a717e87783966c3320f3199fe8b57b77fd06b9779c2c146bf27527abe21fa744"},"schema_version":"1.0"},"canonical_sha256":"a2e42af351602c3bef8471266483ee94c1da4be733d3db4a1a5bf2f85600958e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T02:19:18.507279Z","signature_b64":"eFMM6hlcoLSs1aGiczowsQsntSy7gbvk4qXi9d7uby92c+1eDuc5qR2NeIMbIOvnHbcrj+lTs/OvD7JUlPqwBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a2e42af351602c3bef8471266483ee94c1da4be733d3db4a1a5bf2f85600958e","last_reissued_at":"2026-07-07T02:19:18.506605Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T02:19:18.506605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.04432","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":"2026-07-07T02:19:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3IDQ0La1gWz+LABj6WbBRMNXn77CsS1R+aYt12Ra3g6PMVcpk6UJsKJB8+t3AE25H1GNRmZMKD96HEzhzB77CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T13:10:11.214269Z"},"content_sha256":"11cd2b9fd7c247e962db2319dbc8c11d2c018c7b7ca35ace8b65b0ac9821950b","schema_version":"1.0","event_id":"sha256:11cd2b9fd7c247e962db2319dbc8c11d2c018c7b7ca35ace8b65b0ac9821950b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:ULSCV42RMAWDX34EOETGJA7OST","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Covert Trait Propagation Is Representation Alignment: Mechanistic Evidence from Hidden-Channel Distillation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.LG","authors_text":"Aditya Shah, Kargi Chauhan","submitted_at":"2026-07-05T17:52:09Z","abstract_excerpt":"A student model trained on pure uniform noise can still inherit its teacher's digit-classification ability, provided the two share initialization. Previous work proves this transfer is guaranteed when the teacher's learning rate is small enough, but does not explain where in the network the channel lives or what sets its capacity. Working in an MLP distillation setting on MNIST, we show these channels are not purely informational: geometric alignment gates access to the information the channel carries. Shared initialization makes the output projection W_2 a common coordinate key, and KL gradie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.04432","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/2607.04432/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":"2026-07-07T02:19:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CYm/X0iJp4cc6OZ0Sj4mSfFN+ZEEzcmVDBBimxNcvV2t9Dnt2H6N5vyGMIGg0dgdHhSKwET2fWK9eSZPJ/o2Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T13:10:11.215218Z"},"content_sha256":"e19757a195fca88b222ff59108e7a913a5a3d9d02f5b2c80d4849669c2b22ac0","schema_version":"1.0","event_id":"sha256:e19757a195fca88b222ff59108e7a913a5a3d9d02f5b2c80d4849669c2b22ac0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ULSCV42RMAWDX34EOETGJA7OST/bundle.json","state_url":"https://pith.science/pith/ULSCV42RMAWDX34EOETGJA7OST/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ULSCV42RMAWDX34EOETGJA7OST/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":"2026-08-04T13:10:11Z","links":{"resolver":"https://pith.science/pith/ULSCV42RMAWDX34EOETGJA7OST","bundle":"https://pith.science/pith/ULSCV42RMAWDX34EOETGJA7OST/bundle.json","state":"https://pith.science/pith/ULSCV42RMAWDX34EOETGJA7OST/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ULSCV42RMAWDX34EOETGJA7OST/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:ULSCV42RMAWDX34EOETGJA7OST","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":"a717e87783966c3320f3199fe8b57b77fd06b9779c2c146bf27527abe21fa744","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-07-05T17:52:09Z","title_canon_sha256":"ff932443dfc4ff225fbeed4e69c208d6ab55a0d8cc8fd7608b84c44c11916dc9"},"schema_version":"1.0","source":{"id":"2607.04432","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.04432","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"arxiv_version","alias_value":"2607.04432v1","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.04432","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"pith_short_12","alias_value":"ULSCV42RMAWD","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"pith_short_16","alias_value":"ULSCV42RMAWDX34E","created_at":"2026-07-07T02:19:18Z"},{"alias_kind":"pith_short_8","alias_value":"ULSCV42R","created_at":"2026-07-07T02:19:18Z"}],"graph_snapshots":[{"event_id":"sha256:e19757a195fca88b222ff59108e7a913a5a3d9d02f5b2c80d4849669c2b22ac0","target":"graph","created_at":"2026-07-07T02:19:18Z","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/2607.04432/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A student model trained on pure uniform noise can still inherit its teacher's digit-classification ability, provided the two share initialization. Previous work proves this transfer is guaranteed when the teacher's learning rate is small enough, but does not explain where in the network the channel lives or what sets its capacity. Working in an MLP distillation setting on MNIST, we show these channels are not purely informational: geometric alignment gates access to the information the channel carries. Shared initialization makes the output projection W_2 a common coordinate key, and KL gradie","authors_text":"Aditya Shah, Kargi Chauhan","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-07-05T17:52:09Z","title":"Covert Trait Propagation Is Representation Alignment: Mechanistic Evidence from Hidden-Channel Distillation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.04432","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":"sha256:11cd2b9fd7c247e962db2319dbc8c11d2c018c7b7ca35ace8b65b0ac9821950b","target":"record","created_at":"2026-07-07T02:19:18Z","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":"a717e87783966c3320f3199fe8b57b77fd06b9779c2c146bf27527abe21fa744","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-07-05T17:52:09Z","title_canon_sha256":"ff932443dfc4ff225fbeed4e69c208d6ab55a0d8cc8fd7608b84c44c11916dc9"},"schema_version":"1.0","source":{"id":"2607.04432","kind":"arxiv","version":1}},"canonical_sha256":"a2e42af351602c3bef8471266483ee94c1da4be733d3db4a1a5bf2f85600958e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a2e42af351602c3bef8471266483ee94c1da4be733d3db4a1a5bf2f85600958e","first_computed_at":"2026-07-07T02:19:18.506605Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-07T02:19:18.506605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eFMM6hlcoLSs1aGiczowsQsntSy7gbvk4qXi9d7uby92c+1eDuc5qR2NeIMbIOvnHbcrj+lTs/OvD7JUlPqwBg==","signature_status":"signed_v1","signed_at":"2026-07-07T02:19:18.507279Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.04432","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11cd2b9fd7c247e962db2319dbc8c11d2c018c7b7ca35ace8b65b0ac9821950b","sha256:e19757a195fca88b222ff59108e7a913a5a3d9d02f5b2c80d4849669c2b22ac0"],"state_sha256":"9bec0c0e36ec482a6b740e226271a83656b0aaa427ababa182ad10cac74128a4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4C/x7duni68++OcRoCoJrtGaaHC5F54aN9FtbnkycQggEvPi70uFYS18UZhjowgAEAzcN6ZGes2kN6w9x9vIAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T13:10:11.220985Z","bundle_sha256":"64e937b72f86dfd95bb497f29e47691b6a4720f79d6930ebcfd0bdea2479207d"}}