{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:MEXTO7UKHZWBT2BLM2PPLYRB2J","short_pith_number":"pith:MEXTO7UK","canonical_record":{"source":{"id":"2506.06898","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-07T19:11:24Z","cross_cats_sorted":["cs.LG","eess.IV","q-bio.NC"],"title_canon_sha256":"729b88249d0023ef554dc07cabbae4943ee8f3d9839a0436eb0c32b962277a72","abstract_canon_sha256":"11aaf95f159a9f0dd60bbd8b8202599a75ccd0aa19bf8f386ff05d8bf5df6624"},"schema_version":"1.0"},"canonical_sha256":"612f377e8a3e6c19e82b669ef5e221d27955a04c8a7e3935753786676d0bd46a","source":{"kind":"arxiv","id":"2506.06898","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.06898","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"arxiv_version","alias_value":"2506.06898v1","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.06898","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"pith_short_12","alias_value":"MEXTO7UKHZWB","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"pith_short_16","alias_value":"MEXTO7UKHZWBT2BL","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"pith_short_8","alias_value":"MEXTO7UK","created_at":"2026-07-05T11:17:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:MEXTO7UKHZWBT2BLM2PPLYRB2J","target":"record","payload":{"canonical_record":{"source":{"id":"2506.06898","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-07T19:11:24Z","cross_cats_sorted":["cs.LG","eess.IV","q-bio.NC"],"title_canon_sha256":"729b88249d0023ef554dc07cabbae4943ee8f3d9839a0436eb0c32b962277a72","abstract_canon_sha256":"11aaf95f159a9f0dd60bbd8b8202599a75ccd0aa19bf8f386ff05d8bf5df6624"},"schema_version":"1.0"},"canonical_sha256":"612f377e8a3e6c19e82b669ef5e221d27955a04c8a7e3935753786676d0bd46a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:17:57.749676Z","signature_b64":"RHcpzAOUo9c2UpBcB0oV6hKcPjJBP3/iUVoLU7lpYM0ub7Mu/Q0PBOyb7cWppJSMtymajTISidNxZlvoDqZFDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"612f377e8a3e6c19e82b669ef5e221d27955a04c8a7e3935753786676d0bd46a","last_reissued_at":"2026-07-05T11:17:57.749114Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:17:57.749114Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.06898","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":"2026-07-05T11:17:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"73S+ksbX3PD54n/htLVXjtRkFkI9bMjDI4lA0ZZ+HNqd4taom2H00k7pqcb7aoCMuNHMyeEPzlaAPu29O+MtBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:03:16.180365Z"},"content_sha256":"0f518a24ee4a723b052aab9d8c8c6e2efdc68f9a4f1cc19ba79967afb7302f7f","schema_version":"1.0","event_id":"sha256:0f518a24ee4a723b052aab9d8c8c6e2efdc68f9a4f1cc19ba79967afb7302f7f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:MEXTO7UKHZWBT2BLM2PPLYRB2J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"NSD-Imagery: A benchmark dataset for extending fMRI vision decoding methods to mental imagery","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.LG","eess.IV","q-bio.NC"],"primary_cat":"cs.CV","authors_text":"Ghislain St-Yves, Jesse Breedlove, Kendrick Kay, Paul S. Scotti, Reese Kneeland, Thomas Naselaris","submitted_at":"2025-06-07T19:11:24Z","abstract_excerpt":"We release NSD-Imagery, a benchmark dataset of human fMRI activity paired with mental images, to complement the existing Natural Scenes Dataset (NSD), a large-scale dataset of fMRI activity paired with seen images that enabled unprecedented improvements in fMRI-to-image reconstruction efforts. Recent models trained on NSD have been evaluated only on seen image reconstruction. Using NSD-Imagery, it is possible to assess how well these models perform on mental image reconstruction. This is a challenging generalization requirement because mental images are encoded in human brain activity with rel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.06898","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/2506.06898/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":"2026-07-05T11:17:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YQgivCapbi87XwDasXUzc4giRmxmIo4XMgM+Xkz3husWfG1KtxpZTpQrqADZBASbOTE8GswpR6NPXrEwLm2dCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:03:16.180883Z"},"content_sha256":"fa4ed1cf87de3ae9f52a41a27b97ff0ae5149e22df90a9dc2c9d70c4bfd50d68","schema_version":"1.0","event_id":"sha256:fa4ed1cf87de3ae9f52a41a27b97ff0ae5149e22df90a9dc2c9d70c4bfd50d68"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MEXTO7UKHZWBT2BLM2PPLYRB2J/bundle.json","state_url":"https://pith.science/pith/MEXTO7UKHZWBT2BLM2PPLYRB2J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MEXTO7UKHZWBT2BLM2PPLYRB2J/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":"2026-08-04T03:03:16Z","links":{"resolver":"https://pith.science/pith/MEXTO7UKHZWBT2BLM2PPLYRB2J","bundle":"https://pith.science/pith/MEXTO7UKHZWBT2BLM2PPLYRB2J/bundle.json","state":"https://pith.science/pith/MEXTO7UKHZWBT2BLM2PPLYRB2J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MEXTO7UKHZWBT2BLM2PPLYRB2J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:MEXTO7UKHZWBT2BLM2PPLYRB2J","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":"11aaf95f159a9f0dd60bbd8b8202599a75ccd0aa19bf8f386ff05d8bf5df6624","cross_cats_sorted":["cs.LG","eess.IV","q-bio.NC"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-07T19:11:24Z","title_canon_sha256":"729b88249d0023ef554dc07cabbae4943ee8f3d9839a0436eb0c32b962277a72"},"schema_version":"1.0","source":{"id":"2506.06898","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.06898","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"arxiv_version","alias_value":"2506.06898v1","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.06898","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"pith_short_12","alias_value":"MEXTO7UKHZWB","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"pith_short_16","alias_value":"MEXTO7UKHZWBT2BL","created_at":"2026-07-05T11:17:57Z"},{"alias_kind":"pith_short_8","alias_value":"MEXTO7UK","created_at":"2026-07-05T11:17:57Z"}],"graph_snapshots":[{"event_id":"sha256:fa4ed1cf87de3ae9f52a41a27b97ff0ae5149e22df90a9dc2c9d70c4bfd50d68","target":"graph","created_at":"2026-07-05T11:17:57Z","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/2506.06898/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We release NSD-Imagery, a benchmark dataset of human fMRI activity paired with mental images, to complement the existing Natural Scenes Dataset (NSD), a large-scale dataset of fMRI activity paired with seen images that enabled unprecedented improvements in fMRI-to-image reconstruction efforts. Recent models trained on NSD have been evaluated only on seen image reconstruction. Using NSD-Imagery, it is possible to assess how well these models perform on mental image reconstruction. This is a challenging generalization requirement because mental images are encoded in human brain activity with rel","authors_text":"Ghislain St-Yves, Jesse Breedlove, Kendrick Kay, Paul S. Scotti, Reese Kneeland, Thomas Naselaris","cross_cats":["cs.LG","eess.IV","q-bio.NC"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-07T19:11:24Z","title":"NSD-Imagery: A benchmark dataset for extending fMRI vision decoding methods to mental imagery"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.06898","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":"sha256:0f518a24ee4a723b052aab9d8c8c6e2efdc68f9a4f1cc19ba79967afb7302f7f","target":"record","created_at":"2026-07-05T11:17:57Z","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":"11aaf95f159a9f0dd60bbd8b8202599a75ccd0aa19bf8f386ff05d8bf5df6624","cross_cats_sorted":["cs.LG","eess.IV","q-bio.NC"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-07T19:11:24Z","title_canon_sha256":"729b88249d0023ef554dc07cabbae4943ee8f3d9839a0436eb0c32b962277a72"},"schema_version":"1.0","source":{"id":"2506.06898","kind":"arxiv","version":1}},"canonical_sha256":"612f377e8a3e6c19e82b669ef5e221d27955a04c8a7e3935753786676d0bd46a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"612f377e8a3e6c19e82b669ef5e221d27955a04c8a7e3935753786676d0bd46a","first_computed_at":"2026-07-05T11:17:57.749114Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:17:57.749114Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RHcpzAOUo9c2UpBcB0oV6hKcPjJBP3/iUVoLU7lpYM0ub7Mu/Q0PBOyb7cWppJSMtymajTISidNxZlvoDqZFDg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:17:57.749676Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.06898","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0f518a24ee4a723b052aab9d8c8c6e2efdc68f9a4f1cc19ba79967afb7302f7f","sha256:fa4ed1cf87de3ae9f52a41a27b97ff0ae5149e22df90a9dc2c9d70c4bfd50d68"],"state_sha256":"4ca9da3c03f640af92dca3cf4eb97c59f7932e04cd94fb0c31f14e1328d7360b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rVumaT3JFkndhDzsGi+5cVO/sPMOZqksjsYMPP890ZVVSV1FJW88jmsEOLHpjP4cUWs1ZgCOe0dIz2sKOJZiBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T03:03:16.192947Z","bundle_sha256":"b088a0a1d02f0c9ee5c47bdaa098bc3e8dec33b5929a9fc8bf79897e08698997"}}