{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:UFUUYPQNKDJOWPASA6FSZU6A4N","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":"e8df680ed40e421ed211f7877146a5c0fdb807f8febd652fbbfe7aaf0a8fae49","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-05-21T12:59:53Z","title_canon_sha256":"71654eb6ce8c36b3162c48591b8ba949ebf20dd6c57ef3314473119a52646340"},"schema_version":"1.0","source":{"id":"1605.06637","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.06637","created_at":"2026-05-18T01:08:16Z"},{"alias_kind":"arxiv_version","alias_value":"1605.06637v1","created_at":"2026-05-18T01:08:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.06637","created_at":"2026-05-18T01:08:16Z"},{"alias_kind":"pith_short_12","alias_value":"UFUUYPQNKDJO","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"UFUUYPQNKDJOWPAS","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"UFUUYPQN","created_at":"2026-05-18T12:30:46Z"}],"graph_snapshots":[{"event_id":"sha256:13238f008dd8f305316ab21241b5b785fcf6e25ac1026106afa90d8db76d8b1e","target":"graph","created_at":"2026-05-18T01:08:16Z","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"},"paper":{"abstract_excerpt":"We present a minimally parametric, model independent reconstruction of the shape of the primordial power spectrum. Our smoothing spline technique is well-suited to search for smooth features such as deviations from scale invariance, and deviations from a power law such as running of the spectral index or small-scale power suppression. We use a comprehensive set of the state-of the art cosmological data: {\\it Planck} observations of the temperature and polarisation anisotropies of the cosmic microwave background, WiggleZ and Sloan Digital Sky Survey Data Release 7 galaxy power spectra and the C","authors_text":"Andrea Ravenni, Antonio J. Cuesta, Licia Verde","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-05-21T12:59:53Z","title":"Red, Straight, no bends: primordial power spectrum reconstruction from CMB and large-scale structure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.06637","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":"sha256:235695c6da074ed3d6330d7f3b6c3926ea997c28c4661c9c69c26f38f527b912","target":"record","created_at":"2026-05-18T01:08:16Z","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":"e8df680ed40e421ed211f7877146a5c0fdb807f8febd652fbbfe7aaf0a8fae49","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-05-21T12:59:53Z","title_canon_sha256":"71654eb6ce8c36b3162c48591b8ba949ebf20dd6c57ef3314473119a52646340"},"schema_version":"1.0","source":{"id":"1605.06637","kind":"arxiv","version":1}},"canonical_sha256":"a1694c3e0d50d2eb3c12078b2cd3c0e34f8f30f71aa393c92350e832c8db668b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a1694c3e0d50d2eb3c12078b2cd3c0e34f8f30f71aa393c92350e832c8db668b","first_computed_at":"2026-05-18T01:08:16.947764Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:16.947764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S+8sgdmQ3lREObrx3v9plUm/2GuvRdvv+8wdfIdkd5XJDQoPpIc4YIwXaeFyV4ZVanvSXqino9H+o/qcxnAzAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:16.948490Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.06637","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:235695c6da074ed3d6330d7f3b6c3926ea997c28c4661c9c69c26f38f527b912","sha256:13238f008dd8f305316ab21241b5b785fcf6e25ac1026106afa90d8db76d8b1e"],"state_sha256":"f422edbc6ba1f51e969d37da549bed30005512a8b8efbf9ae830d4b1a07d493e"}