{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:4SYZYYTNCO37Y2P62VWYFRELUP","short_pith_number":"pith:4SYZYYTN","canonical_record":{"source":{"id":"2607.15495","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-07-16T22:54:30Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"f0e5994020f824aaacd2b9d609bddd456b7c65307194725742f05b58a89b3d8a","abstract_canon_sha256":"b1d1347d46fcec37a919bb9e7448acab1758910481b192b2fddfebaf9feaf414"},"schema_version":"1.0"},"canonical_sha256":"e4b19c626d13b7fc69fed56d82c48ba3f775b5f4bcda7bb012f1f16bad566695","source":{"kind":"arxiv","id":"2607.15495","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.15495","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"arxiv_version","alias_value":"2607.15495v1","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.15495","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"pith_short_12","alias_value":"4SYZYYTNCO37","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"pith_short_16","alias_value":"4SYZYYTNCO37Y2P6","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"pith_short_8","alias_value":"4SYZYYTN","created_at":"2026-07-20T00:18:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:4SYZYYTNCO37Y2P62VWYFRELUP","target":"record","payload":{"canonical_record":{"source":{"id":"2607.15495","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-07-16T22:54:30Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"f0e5994020f824aaacd2b9d609bddd456b7c65307194725742f05b58a89b3d8a","abstract_canon_sha256":"b1d1347d46fcec37a919bb9e7448acab1758910481b192b2fddfebaf9feaf414"},"schema_version":"1.0"},"canonical_sha256":"e4b19c626d13b7fc69fed56d82c48ba3f775b5f4bcda7bb012f1f16bad566695","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-20T00:18:37.079657Z","signature_b64":"P0GoBlEB8JGaaOsgPvlvPJ8YgT/ieq2Dw3qo5lSlx2puQGEWcANiW45jZ0znSD96RGQwVKDs27CiHM4ducOjAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e4b19c626d13b7fc69fed56d82c48ba3f775b5f4bcda7bb012f1f16bad566695","last_reissued_at":"2026-07-20T00:18:37.078807Z","signature_status":"signed_v1","first_computed_at":"2026-07-20T00:18:37.078807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.15495","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":"2026-07-20T00:18:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rafnjn+ds0nENyIhb0ul8hQ+0CtYrm33ilaq0OSJLQNFMvNa/2qDsUEZvQFcnMl9mWK5c8lkUSIPTxB5H3xEBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T14:53:17.278736Z"},"content_sha256":"94e317a64526ade7ded299e44a264e18bd76e3805033387b829527058a9f3dae","schema_version":"1.0","event_id":"sha256:94e317a64526ade7ded299e44a264e18bd76e3805033387b829527058a9f3dae"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:4SYZYYTNCO37Y2P62VWYFRELUP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Verbalizable Representations Form a Global Workspace in Language Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG"],"primary_cat":"cs.CL","authors_text":"Adam Pearce, Anna Soligo, Ben Thompson, David Abrahams, Emmanuel Ameisen, Euan Ong, Isaac Kauvar, Jack Lindsey, Joshua Batson, Mateusz Piotrowski, Nicholas Sofroniew, Paul Bogdan, Rowan Wang, Runjin Chen, Subhash Kantamneni, Wes Gurnee","submitted_at":"2026-07-16T22:54:30Z","abstract_excerpt":"Out of everything the human brain processes, only a small fraction is consciously accessible, in the sense of being available for verbal report, deliberate control, and flexible reasoning. In this paper, we present evidence that an analogous functional distinction has emerged in large language models. Using a new interpretability technique, the Jacobian lens, we identify the representations a model is poised to verbalize at any point in its processing. These representations, which we collectively call the J-space, exhibit the functional properties characteristic of a global workspace: their co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.15495","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/2607.15495/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":"2026-07-20T00:18:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"khNCdMFezE5eYNsU1CbxVJrX5NTsZpAtkeF7LaD+jl4eMKGpliQsOcDyQeRjKZyOTF90idEibEmgF9QjuDQ6CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T14:53:17.279310Z"},"content_sha256":"023ec7315be5238fe3e31b51df306da4359189c00629df4ce7505e9d66cd140c","schema_version":"1.0","event_id":"sha256:023ec7315be5238fe3e31b51df306da4359189c00629df4ce7505e9d66cd140c"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:4SYZYYTNCO37Y2P62VWYFRELUP","target":"integrity","payload":{"note":"DOI is split by whitespace or line breaks in the printed bibliography. Reconstructed DOI 10.1016/j.tics.2015.05.004 resolves to '‘Activity-silent’ working memory in prefrontal cortex: a dynamic coding framework'. A reader following the printed text alone cannot reach it.","snippet":"Mark G Stokes. ‘activity-silent’ working memory in prefrontal cortex: a dynamic coding framework.Trends in Cognitive Sciences, 19(7):394–405, 2015. doi: 10.1016/j.tics.2015.05. 004","arxiv_id":"2607.15495","detector":"doi_compliance","evidence":{"ref_index":156,"verdict_class":"incontrovertible","resolved_title":"‘Activity-silent’ working memory in prefrontal cortex: a dynamic coding framework","printed_excerpt":"10.1016/j.tics.2015.05","reconstructed_doi":"10.1016/j.tics.2015.05.004"},"severity":"advisory","ref_index":156,"audited_at":"2026-08-01T23:21:11.788416Z","event_type":"pith.integrity.v1","detected_doi":"10.1016/j.tics.2015.05.004","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"d3e974e6962f4a67f8206cb7bb9cccb6455c92a3167f326354b56efad39941ee","paper_version":1,"verdict_class":"incontrovertible","resolved_title":"‘Activity-silent’ working memory in prefrontal cortex: a dynamic coding framework","detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":16825,"payload_sha256":"cb6b38a08eeb455652ddc0a1878d3fbd38a6ddcb86e85a0dd1042b8dd210e736","signature_b64":"wmFJelMfCnoZOUPodplcOuw28SHL+7+Rp1YdvW19g+uDKniP7Z7Twr4Yhz2SfBZir3cylOTFlRfKwhwAa2XMBQ==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-01T23:23:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wq6P4qnJaPAwM5boHTRmosFtRimRzxslJvV6JKYRw+abgAk3SYcRam3zjAYDFkqe0q+JTmWGf2TX+mrvSdvoBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T14:53:17.283100Z"},"content_sha256":"bbdb1b4cef2120c29905237122b402e5fa6cc6ecb7dd7944923b571b819f7354","schema_version":"1.0","event_id":"sha256:bbdb1b4cef2120c29905237122b402e5fa6cc6ecb7dd7944923b571b819f7354"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4SYZYYTNCO37Y2P62VWYFRELUP/bundle.json","state_url":"https://pith.science/pith/4SYZYYTNCO37Y2P62VWYFRELUP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4SYZYYTNCO37Y2P62VWYFRELUP/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":"2026-08-02T14:53:17Z","links":{"resolver":"https://pith.science/pith/4SYZYYTNCO37Y2P62VWYFRELUP","bundle":"https://pith.science/pith/4SYZYYTNCO37Y2P62VWYFRELUP/bundle.json","state":"https://pith.science/pith/4SYZYYTNCO37Y2P62VWYFRELUP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4SYZYYTNCO37Y2P62VWYFRELUP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:4SYZYYTNCO37Y2P62VWYFRELUP","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b1d1347d46fcec37a919bb9e7448acab1758910481b192b2fddfebaf9feaf414","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-07-16T22:54:30Z","title_canon_sha256":"f0e5994020f824aaacd2b9d609bddd456b7c65307194725742f05b58a89b3d8a"},"schema_version":"1.0","source":{"id":"2607.15495","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.15495","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"arxiv_version","alias_value":"2607.15495v1","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.15495","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"pith_short_12","alias_value":"4SYZYYTNCO37","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"pith_short_16","alias_value":"4SYZYYTNCO37Y2P6","created_at":"2026-07-20T00:18:37Z"},{"alias_kind":"pith_short_8","alias_value":"4SYZYYTN","created_at":"2026-07-20T00:18:37Z"}],"graph_snapshots":[{"event_id":"sha256:023ec7315be5238fe3e31b51df306da4359189c00629df4ce7505e9d66cd140c","target":"graph","created_at":"2026-07-20T00:18:37Z","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/2607.15495/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Out of everything the human brain processes, only a small fraction is consciously accessible, in the sense of being available for verbal report, deliberate control, and flexible reasoning. In this paper, we present evidence that an analogous functional distinction has emerged in large language models. Using a new interpretability technique, the Jacobian lens, we identify the representations a model is poised to verbalize at any point in its processing. These representations, which we collectively call the J-space, exhibit the functional properties characteristic of a global workspace: their co","authors_text":"Adam Pearce, Anna Soligo, Ben Thompson, David Abrahams, Emmanuel Ameisen, Euan Ong, Isaac Kauvar, Jack Lindsey, Joshua Batson, Mateusz Piotrowski, Nicholas Sofroniew, Paul Bogdan, Rowan Wang, Runjin Chen, Subhash Kantamneni, Wes Gurnee","cross_cats":["cs.AI","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-07-16T22:54:30Z","title":"Verbalizable Representations Form a Global Workspace in Language Models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.15495","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":"sha256:94e317a64526ade7ded299e44a264e18bd76e3805033387b829527058a9f3dae","target":"record","created_at":"2026-07-20T00:18:37Z","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":"b1d1347d46fcec37a919bb9e7448acab1758910481b192b2fddfebaf9feaf414","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-07-16T22:54:30Z","title_canon_sha256":"f0e5994020f824aaacd2b9d609bddd456b7c65307194725742f05b58a89b3d8a"},"schema_version":"1.0","source":{"id":"2607.15495","kind":"arxiv","version":1}},"canonical_sha256":"e4b19c626d13b7fc69fed56d82c48ba3f775b5f4bcda7bb012f1f16bad566695","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e4b19c626d13b7fc69fed56d82c48ba3f775b5f4bcda7bb012f1f16bad566695","first_computed_at":"2026-07-20T00:18:37.078807Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-20T00:18:37.078807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P0GoBlEB8JGaaOsgPvlvPJ8YgT/ieq2Dw3qo5lSlx2puQGEWcANiW45jZ0znSD96RGQwVKDs27CiHM4ducOjAg==","signature_status":"signed_v1","signed_at":"2026-07-20T00:18:37.079657Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.15495","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:94e317a64526ade7ded299e44a264e18bd76e3805033387b829527058a9f3dae","sha256:023ec7315be5238fe3e31b51df306da4359189c00629df4ce7505e9d66cd140c","sha256:bbdb1b4cef2120c29905237122b402e5fa6cc6ecb7dd7944923b571b819f7354"],"state_sha256":"de31f81c987a10ca9622f89177c85de1eee42783475b69082d70e524ab4c7d2a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pYde5TLmGh7mKKKD9sxkIkzuvtbJ9Aem5XNAsIJ1puf/I54PlsBT4ML3lJryQbqWSCg4TpFaLwD57Y0isr5FAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-02T14:53:17.285339Z","bundle_sha256":"719155422d54ad39040aab7933f25ceaca859d4360614969b25107acdff0e8df"}}