{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:7FPJQN62YA6SUQ2UWHQAKXEA67","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":"b09974608636410963b5a40c78445bb607acc4221f2776b9be375a9824194de2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-05-11T17:58:07Z","title_canon_sha256":"004eb47e7e7b802c9fe19ea763eb450b35a7da68837e2173c5c21cc3198ff846"},"schema_version":"1.0","source":{"id":"2205.05673","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.05673","created_at":"2026-07-05T05:14:57Z"},{"alias_kind":"arxiv_version","alias_value":"2205.05673v2","created_at":"2026-07-05T05:14:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.05673","created_at":"2026-07-05T05:14:57Z"},{"alias_kind":"pith_short_12","alias_value":"7FPJQN62YA6S","created_at":"2026-07-05T05:14:57Z"},{"alias_kind":"pith_short_16","alias_value":"7FPJQN62YA6SUQ2U","created_at":"2026-07-05T05:14:57Z"},{"alias_kind":"pith_short_8","alias_value":"7FPJQN62","created_at":"2026-07-05T05:14:57Z"}],"graph_snapshots":[{"event_id":"sha256:219e94057f34fc6c5a92af5630fad3f38a611d35730d3c31b37263d7f25c00c9","target":"graph","created_at":"2026-07-05T05:14:57Z","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/2205.05673/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The scale-dependent bias effect on the galaxy power spectrum is a very promising probe of the local primordial non-Gaussianity (PNG) parameter $f_{\\rm NL}$, but the amplitude of the effect is proportional to $f_{\\rm NL}b_{\\phi}$, where $b_{\\phi}$ is the linear PNG galaxy bias parameter. Our knowledge of $b_{\\phi}$ is currently very limited, yet nearly all existing $f_{\\rm NL}$ constraints and forecasts assume precise knowledge for it. Here, we use the BOSS DR12 galaxy power spectrum to illustrate how our uncertain knowledge of $b_{\\phi}$ currently prevents us from constraining $f_{\\rm NL}$ wit","authors_text":"Alexandre Barreira","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-05-11T17:58:07Z","title":"Can we actually constrain $f_{\\rm NL}$ using the scale-dependent bias effect? An illustration of the impact of galaxy bias uncertainties using the BOSS DR12 galaxy power spectrum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.05673","kind":"arxiv","version":2},"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":"sha256:602d4428b3f2f7ba729b9845c9af3ad90a222d9fb7084e601e87f9c22a1f32b9","target":"record","created_at":"2026-07-05T05:14:57Z","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":"b09974608636410963b5a40c78445bb607acc4221f2776b9be375a9824194de2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-05-11T17:58:07Z","title_canon_sha256":"004eb47e7e7b802c9fe19ea763eb450b35a7da68837e2173c5c21cc3198ff846"},"schema_version":"1.0","source":{"id":"2205.05673","kind":"arxiv","version":2}},"canonical_sha256":"f95e9837dac03d2a4354b1e0055c80f7c1656e5d9d77974ef08aea7555fd951c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f95e9837dac03d2a4354b1e0055c80f7c1656e5d9d77974ef08aea7555fd951c","first_computed_at":"2026-07-05T05:14:57.361463Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:14:57.361463Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GXRKFy0oFYqD6JDYMFoYUOVp6G/Er1dZGKMyOEWpH6x8SlvtubJRz9VFUiK2nER46qVFSsqhdAKT31a8wWdLBg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:14:57.361905Z","signed_message":"canonical_sha256_bytes"},"source_id":"2205.05673","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:602d4428b3f2f7ba729b9845c9af3ad90a222d9fb7084e601e87f9c22a1f32b9","sha256:219e94057f34fc6c5a92af5630fad3f38a611d35730d3c31b37263d7f25c00c9"],"state_sha256":"e9c5814d082f3e239194abd76686c5d4bcdfd468765d31d0dbb15fcde70dfc20"}