{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:SEFREH5ZRZDYLTC3KFOIQGBDNA","short_pith_number":"pith:SEFREH5Z","canonical_record":{"source":{"id":"2606.13168","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-06-11T10:37:04Z","cross_cats_sorted":[],"title_canon_sha256":"fac54b556c5b21156be0024e63c6e612de372cd0ce76db3d4471ad94b39499ae","abstract_canon_sha256":"81bdae468af0d144e5c8535a12b06a60a195c26bbefadbd1d199bc9a21e7ff82"},"schema_version":"1.0"},"canonical_sha256":"910b121fb98e4785cc5b515c881823681f95d3cbf9e4254b355974154c9563d4","source":{"kind":"arxiv","id":"2606.13168","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.13168","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"arxiv_version","alias_value":"2606.13168v1","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.13168","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"pith_short_12","alias_value":"SEFREH5ZRZDY","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"pith_short_16","alias_value":"SEFREH5ZRZDYLTC3","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"pith_short_8","alias_value":"SEFREH5Z","created_at":"2026-06-12T01:09:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:SEFREH5ZRZDYLTC3KFOIQGBDNA","target":"record","payload":{"canonical_record":{"source":{"id":"2606.13168","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-06-11T10:37:04Z","cross_cats_sorted":[],"title_canon_sha256":"fac54b556c5b21156be0024e63c6e612de372cd0ce76db3d4471ad94b39499ae","abstract_canon_sha256":"81bdae468af0d144e5c8535a12b06a60a195c26bbefadbd1d199bc9a21e7ff82"},"schema_version":"1.0"},"canonical_sha256":"910b121fb98e4785cc5b515c881823681f95d3cbf9e4254b355974154c9563d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-12T01:09:44.371715Z","signature_b64":"YuY1jCK8KR3algPBKsZ0Wlns97WRShJr42xFTrbjugXiUcWW6J7SImdMazAuAwjdhHIinDPcvLs3AQpp7L5fBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"910b121fb98e4785cc5b515c881823681f95d3cbf9e4254b355974154c9563d4","last_reissued_at":"2026-06-12T01:09:44.370701Z","signature_status":"signed_v1","first_computed_at":"2026-06-12T01:09:44.370701Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.13168","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":"2026-06-12T01:09:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wwixgVYT4viFiIXLh6UXKnGOTgBzw1Q4Igv2JrIlyn4Jx6UiTBimKcZGbF9jv2iFiDuxjnwLy1Fr/McBhHGfBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T03:06:15.683643Z"},"content_sha256":"2dafc59607522654bc7b3b9529cd32b90642057dc6e67de12deb9633eb1b19e8","schema_version":"1.0","event_id":"sha256:2dafc59607522654bc7b3b9529cd32b90642057dc6e67de12deb9633eb1b19e8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:SEFREH5ZRZDYLTC3KFOIQGBDNA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"When Does Routing Become Interpretable? Causal Probes on Block Attention Residuals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Aydin Javadov","submitted_at":"2026-06-11T10:37:04Z","abstract_excerpt":"Block Attention Residuals (Block AttnRes) by replace fixed additive residuals with a learned softmax over earlier depth-source representations, surfacing cross-layer routing as an inspectable tensor in the forward pass. This is a tempting interpretability target: information flow normally inferred indirectly is now directly observable. We ask whether such exposure suffices for mechanistic interpretation. We probe two same-scale ($0.6$B) Block AttnRes checkpoints under identical routing-ablation interventions: a vanilla Qwen3 inference-wrapped through a deterministic recency-bias schedule that "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.13168","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/2606.13168/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":"2026-06-12T01:09:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8463pcwgTdJ0FaRNjpHRKfr2K47oGCq1AfgmeauVXQNLHpK28jmbxyUN3igWXf82+e8mcT8AQTAEq1VcmOJ3CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T03:06:15.684047Z"},"content_sha256":"4dbb6a504530fbd4fc5faccef20766f524c4f791ddc5785bc088c2ba902c2785","schema_version":"1.0","event_id":"sha256:4dbb6a504530fbd4fc5faccef20766f524c4f791ddc5785bc088c2ba902c2785"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SEFREH5ZRZDYLTC3KFOIQGBDNA/bundle.json","state_url":"https://pith.science/pith/SEFREH5ZRZDYLTC3KFOIQGBDNA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SEFREH5ZRZDYLTC3KFOIQGBDNA/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":"2026-07-04T03:06:15Z","links":{"resolver":"https://pith.science/pith/SEFREH5ZRZDYLTC3KFOIQGBDNA","bundle":"https://pith.science/pith/SEFREH5ZRZDYLTC3KFOIQGBDNA/bundle.json","state":"https://pith.science/pith/SEFREH5ZRZDYLTC3KFOIQGBDNA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SEFREH5ZRZDYLTC3KFOIQGBDNA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:SEFREH5ZRZDYLTC3KFOIQGBDNA","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":"81bdae468af0d144e5c8535a12b06a60a195c26bbefadbd1d199bc9a21e7ff82","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-06-11T10:37:04Z","title_canon_sha256":"fac54b556c5b21156be0024e63c6e612de372cd0ce76db3d4471ad94b39499ae"},"schema_version":"1.0","source":{"id":"2606.13168","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.13168","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"arxiv_version","alias_value":"2606.13168v1","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.13168","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"pith_short_12","alias_value":"SEFREH5ZRZDY","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"pith_short_16","alias_value":"SEFREH5ZRZDYLTC3","created_at":"2026-06-12T01:09:44Z"},{"alias_kind":"pith_short_8","alias_value":"SEFREH5Z","created_at":"2026-06-12T01:09:44Z"}],"graph_snapshots":[{"event_id":"sha256:4dbb6a504530fbd4fc5faccef20766f524c4f791ddc5785bc088c2ba902c2785","target":"graph","created_at":"2026-06-12T01:09:44Z","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/2606.13168/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Block Attention Residuals (Block AttnRes) by replace fixed additive residuals with a learned softmax over earlier depth-source representations, surfacing cross-layer routing as an inspectable tensor in the forward pass. This is a tempting interpretability target: information flow normally inferred indirectly is now directly observable. We ask whether such exposure suffices for mechanistic interpretation. We probe two same-scale ($0.6$B) Block AttnRes checkpoints under identical routing-ablation interventions: a vanilla Qwen3 inference-wrapped through a deterministic recency-bias schedule that ","authors_text":"Aydin Javadov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-06-11T10:37:04Z","title":"When Does Routing Become Interpretable? Causal Probes on Block Attention Residuals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.13168","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":"sha256:2dafc59607522654bc7b3b9529cd32b90642057dc6e67de12deb9633eb1b19e8","target":"record","created_at":"2026-06-12T01:09:44Z","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":"81bdae468af0d144e5c8535a12b06a60a195c26bbefadbd1d199bc9a21e7ff82","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-06-11T10:37:04Z","title_canon_sha256":"fac54b556c5b21156be0024e63c6e612de372cd0ce76db3d4471ad94b39499ae"},"schema_version":"1.0","source":{"id":"2606.13168","kind":"arxiv","version":1}},"canonical_sha256":"910b121fb98e4785cc5b515c881823681f95d3cbf9e4254b355974154c9563d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"910b121fb98e4785cc5b515c881823681f95d3cbf9e4254b355974154c9563d4","first_computed_at":"2026-06-12T01:09:44.370701Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-12T01:09:44.370701Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YuY1jCK8KR3algPBKsZ0Wlns97WRShJr42xFTrbjugXiUcWW6J7SImdMazAuAwjdhHIinDPcvLs3AQpp7L5fBg==","signature_status":"signed_v1","signed_at":"2026-06-12T01:09:44.371715Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.13168","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2dafc59607522654bc7b3b9529cd32b90642057dc6e67de12deb9633eb1b19e8","sha256:4dbb6a504530fbd4fc5faccef20766f524c4f791ddc5785bc088c2ba902c2785"],"state_sha256":"99443e48897ed15f6ef9782bf871c5f9927bf60f514b27f5334fa8553cc79d57"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c21bk5tZAufgKYUsO1ErBkwAZ79supyrRZCIhcp7XceGU3hwFodE9gH4iQfRnLdphkK2o4L3MllcRTqHhkZfCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T03:06:15.686450Z","bundle_sha256":"582e0097449b582e2d3fdcacc0061b0bd4edc08f56cc65245f19c9e4869c8df8"}}