{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:JS7T6V46YOYLC5JIM6ZZHBM3SX","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":"b48305191e11cf32d7ac431d4c72ac955ef1c65f56cb4a61d6587a735c66b94e","cross_cats_sorted":["astro-ph.IM","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-02T15:27:47Z","title_canon_sha256":"25632d7e17d498d91a44344f5d268290d13d135bcb7e219cc4c821d7269d2687"},"schema_version":"1.0","source":{"id":"1908.00906","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.00906","created_at":"2026-07-05T00:20:17Z"},{"alias_kind":"arxiv_version","alias_value":"1908.00906v2","created_at":"2026-07-05T00:20:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.00906","created_at":"2026-07-05T00:20:17Z"},{"alias_kind":"pith_short_12","alias_value":"JS7T6V46YOYL","created_at":"2026-07-05T00:20:17Z"},{"alias_kind":"pith_short_16","alias_value":"JS7T6V46YOYLC5JI","created_at":"2026-07-05T00:20:17Z"},{"alias_kind":"pith_short_8","alias_value":"JS7T6V46","created_at":"2026-07-05T00:20:17Z"}],"graph_snapshots":[{"event_id":"sha256:fb26781abdd360325fec8c50cc16a572b767c09d0d9c82b27fd22b3856e4da39","target":"graph","created_at":"2026-07-05T00:20:17Z","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/1908.00906/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present three non-parametric Bayesian primordial reconstructions using Planck 2018 polarization data: linear spline primordial power spectrum reconstructions, cubic spline inflationary potential reconstructions and sharp-featured primordial power spectrum reconstructions. All three methods conditionally show hints of an oscillatory feature in the primordial power spectrum in the multipole range $\\ell\\sim20$ to $\\ell\\sim50$, which is to some extent preserved upon marginalization. We find no evidence for deviations from a pure power law across a broad observable window ($50\\lesssim\\ell\\lesssi","authors_text":"Anthony N. Lasenby, Hiranya V. Peiris, Michael P. Hobson, Will J. Handley","cross_cats":["astro-ph.IM","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-02T15:27:47Z","title":"Bayesian inflationary reconstructions from Planck 2018 data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.00906","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":"sha256:502df84d6a2313668b7527ec12332ad0f67dcac9f6c67de362e9a3d87e3d4129","target":"record","created_at":"2026-07-05T00:20:17Z","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":"b48305191e11cf32d7ac431d4c72ac955ef1c65f56cb4a61d6587a735c66b94e","cross_cats_sorted":["astro-ph.IM","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-02T15:27:47Z","title_canon_sha256":"25632d7e17d498d91a44344f5d268290d13d135bcb7e219cc4c821d7269d2687"},"schema_version":"1.0","source":{"id":"1908.00906","kind":"arxiv","version":2}},"canonical_sha256":"4cbf3f579ec3b0b1752867b393859b95e433bfea86c0648b1a0b742ffbbc5dcc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4cbf3f579ec3b0b1752867b393859b95e433bfea86c0648b1a0b742ffbbc5dcc","first_computed_at":"2026-07-05T00:20:17.857877Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:20:17.857877Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RmcltBPpN6sarJ0MklcIanUUQp65U+CxyyCSC1Xi70Sg/1jUp/kbJNlr1yQE0AXpxH3p3k9wgx1MOMqvO0fwBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:20:17.858309Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.00906","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:502df84d6a2313668b7527ec12332ad0f67dcac9f6c67de362e9a3d87e3d4129","sha256:fb26781abdd360325fec8c50cc16a572b767c09d0d9c82b27fd22b3856e4da39"],"state_sha256":"0419d1d9ebe757863c6131ae009ba75f676f5cdf08d97e3c41c7ea73eef52b5b"}