{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:ALW5DDBEBCKG66VO5TFWJ6YVXC","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":"d0c8ef4339439e125e448c1f9b07cdf60702ccf5210c8973804820255c76e71a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-11-06T17:56:24Z","title_canon_sha256":"51d916ba2db9889fec058edd04b5faf413457ab81f462aea95143978da388e44"},"schema_version":"1.0","source":{"id":"0911.1315","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.1315","created_at":"2026-05-18T04:26:54Z"},{"alias_kind":"arxiv_version","alias_value":"0911.1315v1","created_at":"2026-05-18T04:26:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.1315","created_at":"2026-05-18T04:26:54Z"},{"alias_kind":"pith_short_12","alias_value":"ALW5DDBEBCKG","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"ALW5DDBEBCKG66VO","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"ALW5DDBE","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:b00b8f399e0bed1e8a748a0179493f930a6af79b53833812cd5521b7afca7467","target":"graph","created_at":"2026-05-18T04:26:54Z","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":"WMAP5 and related data have greatly restricted the range of acceptable cosmologies, by providing precise likelihood ellypses on the the w_0-w_a plane. We discuss first how such ellypses can be numerically rebuilt, and present then a map of constant-w models whose spectra, at various redshift, are expected to coincide with acceptable models within ~1%.","authors_text":"Luciano Casarini","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-11-06T17:56:24Z","title":"Spectra of dynamical Dark Energy cosmologies from constant-w models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.1315","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:bf034b7411f60a1119b36b8ba2aed1fbd8a35e493ae45a5497748aaea82eece6","target":"record","created_at":"2026-05-18T04:26:54Z","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":"d0c8ef4339439e125e448c1f9b07cdf60702ccf5210c8973804820255c76e71a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-11-06T17:56:24Z","title_canon_sha256":"51d916ba2db9889fec058edd04b5faf413457ab81f462aea95143978da388e44"},"schema_version":"1.0","source":{"id":"0911.1315","kind":"arxiv","version":1}},"canonical_sha256":"02edd18c2408946f7aaeeccb64fb15b8abe4b27148158ec3a57660313a28c449","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"02edd18c2408946f7aaeeccb64fb15b8abe4b27148158ec3a57660313a28c449","first_computed_at":"2026-05-18T04:26:54.760984Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:26:54.760984Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DTX3IMEHf1h01ettL5LwLDlLqcYA7clcqRvTYEQUhwiyK0j6T8uIuRgEa9sS8yZiSv6e/9vqG9MMVymuxnmsDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:26:54.761377Z","signed_message":"canonical_sha256_bytes"},"source_id":"0911.1315","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bf034b7411f60a1119b36b8ba2aed1fbd8a35e493ae45a5497748aaea82eece6","sha256:b00b8f399e0bed1e8a748a0179493f930a6af79b53833812cd5521b7afca7467"],"state_sha256":"e95dfa5273ad022d77b3d4e8878b9eb62161a1dbe595ede50a46f79874c3fecf"}