{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:CHQ6GPZPHBL7IVHKNMXBORRSTT","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":"85873add3330509811b247d5802e9538e6f1764488c07dde913d8d1d1309312d","cross_cats_sorted":["gr-qc"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-03-07T18:16:42Z","title_canon_sha256":"d34976338c1d5ba72019be1cbd4ebeccda0f1fc53c1c2bb030832bf6488cdb49"},"schema_version":"1.0","source":{"id":"2203.03574","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.03574","created_at":"2026-07-05T04:44:20Z"},{"alias_kind":"arxiv_version","alias_value":"2203.03574v2","created_at":"2026-07-05T04:44:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.03574","created_at":"2026-07-05T04:44:20Z"},{"alias_kind":"pith_short_12","alias_value":"CHQ6GPZPHBL7","created_at":"2026-07-05T04:44:20Z"},{"alias_kind":"pith_short_16","alias_value":"CHQ6GPZPHBL7IVHK","created_at":"2026-07-05T04:44:20Z"},{"alias_kind":"pith_short_8","alias_value":"CHQ6GPZP","created_at":"2026-07-05T04:44:20Z"}],"graph_snapshots":[{"event_id":"sha256:1572fd0d48262bb5c678a24c3d188276a3412fb2e327317a097292255d15e3c5","target":"graph","created_at":"2026-07-05T04:44:20Z","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/2203.03574/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper we reconstruct the growth and evolution of the cosmic structure of the Universe using Markov Chain Monte Carlo algorithms for Gaussian processes [1]. We estimate the difference between the reconstructions that are calculated through a maximization of the kernel hyperparameters and those that are obtained with a complete exploration of the parameter space. We find that the difference between these two approaches is of the order of $1\\%$. Furthermore, we compare our results with those obtained by Planck Collaboration 2018 assuming a $\\Lambda$CDM model and we do not find a statistic","authors_text":"Celia Escamilla-Rivera, Mauricio Reyes","cross_cats":["gr-qc"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-03-07T18:16:42Z","title":"On the degeneracy between $f\\sigma_8$ tension and its Gaussian process forecasting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.03574","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:f2aa578b28c168d2bd206d192755b141953b26c4e1e369c1614d096e859a5b33","target":"record","created_at":"2026-07-05T04:44:20Z","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":"85873add3330509811b247d5802e9538e6f1764488c07dde913d8d1d1309312d","cross_cats_sorted":["gr-qc"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-03-07T18:16:42Z","title_canon_sha256":"d34976338c1d5ba72019be1cbd4ebeccda0f1fc53c1c2bb030832bf6488cdb49"},"schema_version":"1.0","source":{"id":"2203.03574","kind":"arxiv","version":2}},"canonical_sha256":"11e1e33f2f3857f454ea6b2e1746329cf2cfca07f6aff8f27df2bd9733ed6a83","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11e1e33f2f3857f454ea6b2e1746329cf2cfca07f6aff8f27df2bd9733ed6a83","first_computed_at":"2026-07-05T04:44:20.460091Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:44:20.460091Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"A335Tg075P8JeNTrpaEKpgYeg2tmHmI2yIfdTcE+UxRIrf3OfmTaiK6Hhbv/hujBue7tZ8F1wS4qxYtduEFvAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:44:20.460603Z","signed_message":"canonical_sha256_bytes"},"source_id":"2203.03574","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f2aa578b28c168d2bd206d192755b141953b26c4e1e369c1614d096e859a5b33","sha256:1572fd0d48262bb5c678a24c3d188276a3412fb2e327317a097292255d15e3c5"],"state_sha256":"68f1eab61e594cc6e89cdbab0f7d5fb83aba94f06877ba8281ea120979bd48e2"}