{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:AN4J3PAV62G23THWUM4SFHIWJ6","short_pith_number":"pith:AN4J3PAV","canonical_record":{"source":{"id":"2509.01760","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-09-01T20:41:21Z","cross_cats_sorted":["physics.bio-ph"],"title_canon_sha256":"f143921bc45746c887a1668448ac714771de066af570ed30839d07e506100075","abstract_canon_sha256":"b3e1d5a80c73e1ea08d8fd87c59b995085696e4a2f322745f5728805808ddcd4"},"schema_version":"1.0"},"canonical_sha256":"03789dbc15f68dadccf6a339229d164fb93a560397b75f4a136aa9882b59fe42","source":{"kind":"arxiv","id":"2509.01760","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.01760","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"arxiv_version","alias_value":"2509.01760v1","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.01760","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"pith_short_12","alias_value":"AN4J3PAV62G2","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"pith_short_16","alias_value":"AN4J3PAV62G23THW","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"pith_short_8","alias_value":"AN4J3PAV","created_at":"2026-07-05T12:03:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:AN4J3PAV62G23THWUM4SFHIWJ6","target":"record","payload":{"canonical_record":{"source":{"id":"2509.01760","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-09-01T20:41:21Z","cross_cats_sorted":["physics.bio-ph"],"title_canon_sha256":"f143921bc45746c887a1668448ac714771de066af570ed30839d07e506100075","abstract_canon_sha256":"b3e1d5a80c73e1ea08d8fd87c59b995085696e4a2f322745f5728805808ddcd4"},"schema_version":"1.0"},"canonical_sha256":"03789dbc15f68dadccf6a339229d164fb93a560397b75f4a136aa9882b59fe42","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:03:07.639048Z","signature_b64":"jNnkPE0F64H3Wgu3NuKmshK0voXroGK5ZXT+8D98QfcyLCCBnxSmrftIulIZxjB0Il+zVgqh6Fc+pxpvOvhhCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03789dbc15f68dadccf6a339229d164fb93a560397b75f4a136aa9882b59fe42","last_reissued_at":"2026-07-05T12:03:07.638417Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:03:07.638417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.01760","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":"2026-07-05T12:03:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2kBSha593/925e7duQF8us7rDETcIeRLc2XN7lxthyHyT6x9V8nUTOyF9L44wJxEaY3++uLcm2SdS2IJf/cyAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T07:43:37.899438Z"},"content_sha256":"378dc1d0b85c9f90852d42ee4faffd205484e99e3de80ae5f0ccd1a9941e161f","schema_version":"1.0","event_id":"sha256:378dc1d0b85c9f90852d42ee4faffd205484e99e3de80ae5f0ccd1a9941e161f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:AN4J3PAV62G23THWUM4SFHIWJ6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Context dependent adaptation in a neural computation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.bio-ph"],"primary_cat":"q-bio.NC","authors_text":"Charles J. Edelson, Rob R. de Ruyter van Steveninck, Sima Setayeshgar, William Bialek","submitted_at":"2025-09-01T20:41:21Z","abstract_excerpt":"Brains adapt to the statistical structure of their input. In the visual system, local light intensities change rapidly, the variance of the intensity changes more slowly, and the dynamic range of contrast itself changes more slowly still. We use a motion-sensitive neuron in the fly visual system to probe this hierarchy of adaptation phenomena, delivering naturalistic stimuli that have been simplified to have a clear separation of time scales. We show that the neural response to visual motion depends on contrast, and this dependence itself varies with context. Using the spike-triggered average "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.01760","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/2509.01760/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":"2026-07-05T12:03:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VoCFTCxh/NOC2/Igeq8bZCNoCoklsj0+0pB9s1AH4JJc5r0GPS6VWE8X12o3dm4kuKz5/ybKNssDQ9+rLdi7BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T07:43:37.899969Z"},"content_sha256":"0cc47a1980cf9a75077caa949d3f00e7958aded6eb1642b255150a0502089c9e","schema_version":"1.0","event_id":"sha256:0cc47a1980cf9a75077caa949d3f00e7958aded6eb1642b255150a0502089c9e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AN4J3PAV62G23THWUM4SFHIWJ6/bundle.json","state_url":"https://pith.science/pith/AN4J3PAV62G23THWUM4SFHIWJ6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AN4J3PAV62G23THWUM4SFHIWJ6/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":"2026-08-12T07:43:37Z","links":{"resolver":"https://pith.science/pith/AN4J3PAV62G23THWUM4SFHIWJ6","bundle":"https://pith.science/pith/AN4J3PAV62G23THWUM4SFHIWJ6/bundle.json","state":"https://pith.science/pith/AN4J3PAV62G23THWUM4SFHIWJ6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AN4J3PAV62G23THWUM4SFHIWJ6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:AN4J3PAV62G23THWUM4SFHIWJ6","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":"b3e1d5a80c73e1ea08d8fd87c59b995085696e4a2f322745f5728805808ddcd4","cross_cats_sorted":["physics.bio-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-09-01T20:41:21Z","title_canon_sha256":"f143921bc45746c887a1668448ac714771de066af570ed30839d07e506100075"},"schema_version":"1.0","source":{"id":"2509.01760","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.01760","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"arxiv_version","alias_value":"2509.01760v1","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.01760","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"pith_short_12","alias_value":"AN4J3PAV62G2","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"pith_short_16","alias_value":"AN4J3PAV62G23THW","created_at":"2026-07-05T12:03:07Z"},{"alias_kind":"pith_short_8","alias_value":"AN4J3PAV","created_at":"2026-07-05T12:03:07Z"}],"graph_snapshots":[{"event_id":"sha256:0cc47a1980cf9a75077caa949d3f00e7958aded6eb1642b255150a0502089c9e","target":"graph","created_at":"2026-07-05T12:03:07Z","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/2509.01760/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Brains adapt to the statistical structure of their input. In the visual system, local light intensities change rapidly, the variance of the intensity changes more slowly, and the dynamic range of contrast itself changes more slowly still. We use a motion-sensitive neuron in the fly visual system to probe this hierarchy of adaptation phenomena, delivering naturalistic stimuli that have been simplified to have a clear separation of time scales. We show that the neural response to visual motion depends on contrast, and this dependence itself varies with context. Using the spike-triggered average ","authors_text":"Charles J. Edelson, Rob R. de Ruyter van Steveninck, Sima Setayeshgar, William Bialek","cross_cats":["physics.bio-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-09-01T20:41:21Z","title":"Context dependent adaptation in a neural computation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.01760","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":"sha256:378dc1d0b85c9f90852d42ee4faffd205484e99e3de80ae5f0ccd1a9941e161f","target":"record","created_at":"2026-07-05T12:03:07Z","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":"b3e1d5a80c73e1ea08d8fd87c59b995085696e4a2f322745f5728805808ddcd4","cross_cats_sorted":["physics.bio-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-09-01T20:41:21Z","title_canon_sha256":"f143921bc45746c887a1668448ac714771de066af570ed30839d07e506100075"},"schema_version":"1.0","source":{"id":"2509.01760","kind":"arxiv","version":1}},"canonical_sha256":"03789dbc15f68dadccf6a339229d164fb93a560397b75f4a136aa9882b59fe42","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"03789dbc15f68dadccf6a339229d164fb93a560397b75f4a136aa9882b59fe42","first_computed_at":"2026-07-05T12:03:07.638417Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:03:07.638417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jNnkPE0F64H3Wgu3NuKmshK0voXroGK5ZXT+8D98QfcyLCCBnxSmrftIulIZxjB0Il+zVgqh6Fc+pxpvOvhhCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T12:03:07.639048Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.01760","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:378dc1d0b85c9f90852d42ee4faffd205484e99e3de80ae5f0ccd1a9941e161f","sha256:0cc47a1980cf9a75077caa949d3f00e7958aded6eb1642b255150a0502089c9e"],"state_sha256":"acfa51e29d5efd34cc0085a0c9a68b40e3063ef89569f14dd14c40fcd2ef5574"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jGLx2HxOU0Jpk8iCB2fbphjLfqWjLxdB9gkiIMlLatMEqgNB7C+bGjdcUbJ2NzerEVdhViQ5zF3Vn5tm22hyBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T07:43:37.903651Z","bundle_sha256":"967d76cdcb56bef25004b38e3e17dba796e16e0f2310bccb0135b33c994a010e"}}