{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:KO3A5U4KKOCRFHSWMDWRC7533Y","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":"fa482cb75bbc00dd80fad6c192bb80c8ef5043ce471172a8c482d54fd2422032","cross_cats_sorted":["cs.HC","cs.SE"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-05-29T06:24:36Z","title_canon_sha256":"3366f099174d79a85cfc72eb69b3afda1ae8a44b6c956fbd0d93e2185ab24279"},"schema_version":"1.0","source":{"id":"2505.23137","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.23137","created_at":"2026-07-05T11:11:56Z"},{"alias_kind":"arxiv_version","alias_value":"2505.23137v1","created_at":"2026-07-05T11:11:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.23137","created_at":"2026-07-05T11:11:56Z"},{"alias_kind":"pith_short_12","alias_value":"KO3A5U4KKOCR","created_at":"2026-07-05T11:11:56Z"},{"alias_kind":"pith_short_16","alias_value":"KO3A5U4KKOCRFHSW","created_at":"2026-07-05T11:11:56Z"},{"alias_kind":"pith_short_8","alias_value":"KO3A5U4K","created_at":"2026-07-05T11:11:56Z"}],"graph_snapshots":[{"event_id":"sha256:a569bedf5d0ed990b9062aeb66ad98a60dcac9e0201159fa9355d75d3a859c8b","target":"graph","created_at":"2026-07-05T11:11:56Z","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/2505.23137/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In recent years, there is a growing need and opportunity to use online platforms for psychophysics research. Online experiments make it possible to evaluate large and diverse populations remotely and quickly, complementing laboratory-based research. However, developing and running online psychophysics experiments poses several challenges: i) a high barrier-to-entry for researchers who often need to learn complex code-based platforms, ii) an uncontrolled experimental environment, and iii) questionable credibility of the participants. Here, we introduce an open-source Modular Online Psychophysic","authors_text":"Adam Zaidel, Matan Noach, Noam Beer, Yuval Efrati, Yuval Samoilov-Kats","cross_cats":["cs.HC","cs.SE"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-05-29T06:24:36Z","title":"An open-source Modular Online Psychophysics Platform (MOPP)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.23137","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":"sha256:9eb426120ae073d2bd4f9b251f6f7483c0f1f6241b18e8f3c6f18c11a6b8b2e3","target":"record","created_at":"2026-07-05T11:11:56Z","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":"fa482cb75bbc00dd80fad6c192bb80c8ef5043ce471172a8c482d54fd2422032","cross_cats_sorted":["cs.HC","cs.SE"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"q-bio.NC","submitted_at":"2025-05-29T06:24:36Z","title_canon_sha256":"3366f099174d79a85cfc72eb69b3afda1ae8a44b6c956fbd0d93e2185ab24279"},"schema_version":"1.0","source":{"id":"2505.23137","kind":"arxiv","version":1}},"canonical_sha256":"53b60ed38a5385129e5660ed117fbbde127dd1b0321b55e271550910d7f0f53c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53b60ed38a5385129e5660ed117fbbde127dd1b0321b55e271550910d7f0f53c","first_computed_at":"2026-07-05T11:11:56.094028Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:11:56.094028Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7X8sdnPWqmnoMWENI6uYMQbGf+YZA3sqQKznFgpDwOuaawfzbPkmbAMsGQA2CGU+DJeQmw/E/xYABtCzMZouAw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:11:56.094547Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.23137","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9eb426120ae073d2bd4f9b251f6f7483c0f1f6241b18e8f3c6f18c11a6b8b2e3","sha256:a569bedf5d0ed990b9062aeb66ad98a60dcac9e0201159fa9355d75d3a859c8b"],"state_sha256":"ee7f07ff8fac21e0d8ccb41cafced6bac50a9acb686dac111a3de9fcdfe8bee4"}