{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:UJAF33W3ZKSACTVLAXT43MR5DR","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":"32aaec5d798df762401a56acc6e2a125942f2b2f953986073ddf705ad80964f4","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1995-01-09T20:55:55Z","title_canon_sha256":"460ed6422aaaf5ea478c61392f841f96c50d73a3369a14c43aafca9aed62a8b2"},"schema_version":"1.0","source":{"id":"astro-ph/9501023","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9501023","created_at":"2026-05-18T01:07:42Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9501023v1","created_at":"2026-05-18T01:07:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9501023","created_at":"2026-05-18T01:07:42Z"},{"alias_kind":"pith_short_12","alias_value":"UJAF33W3ZKSA","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"UJAF33W3ZKSACTVL","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"UJAF33W3","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:6a75ff509375847dbd017a0b2094c709405bb839e6ddb618728009fc3a320735","target":"graph","created_at":"2026-05-18T01:07:42Z","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":"Motivated by the recent determinations of the Hubble constant $(H_0)$ from observations of Cepheid variables in NGC4571 and M100, we plot the Tinsley diagram with level curves of the cosmological constant $(\\Lambda)$. Based on current estimates of the absolute ages of globular clusters we conclude that $\\Lambda > 0$ and, irrespective of the background spatial curvature, the universe will not recollapse. These conclusions hold for both relativistic and Newtonian models and are {\\it independent} of the density parameter.","authors_text":"Kayll Lake (Queen's University, Kingston, Ontario), Stephen Leonard","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1995-01-09T20:55:55Z","title":"The Tinsley Diagram Revisited"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9501023","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":"sha256:771054874864051a5322f8e7f3e7c08bb0cbd00fabff9ec4e0fc8ff93e272408","target":"record","created_at":"2026-05-18T01:07:42Z","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":"32aaec5d798df762401a56acc6e2a125942f2b2f953986073ddf705ad80964f4","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1995-01-09T20:55:55Z","title_canon_sha256":"460ed6422aaaf5ea478c61392f841f96c50d73a3369a14c43aafca9aed62a8b2"},"schema_version":"1.0","source":{"id":"astro-ph/9501023","kind":"arxiv","version":1}},"canonical_sha256":"a2405deedbcaa4014eab05e7cdb23d1c482d3fba87ef7c282cde5ecf03d86401","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a2405deedbcaa4014eab05e7cdb23d1c482d3fba87ef7c282cde5ecf03d86401","first_computed_at":"2026-05-18T01:07:42.806235Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:07:42.806235Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qIlFrO8F//gGjoPxqmIDOMvT8Sgrwe+pFT41XLl86/Y5+70YIPprHWg07rShuOuerSOk7EM2qGgb+/EhOLhICQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:07:42.806765Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9501023","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:771054874864051a5322f8e7f3e7c08bb0cbd00fabff9ec4e0fc8ff93e272408","sha256:6a75ff509375847dbd017a0b2094c709405bb839e6ddb618728009fc3a320735"],"state_sha256":"559ffdd585bf91fbef26a5c444eacef89d478881c6ba4bd3a0d7178274a813a4"}