{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:EHBQIIL6FGVTBTUVGDINK3SBCY","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":"748fb4e266b9456c8cb6c69c3aefcb511871cb13cc249660f78c8ac7bf0ac7ee","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-04-29T06:37:45Z","title_canon_sha256":"30bb33a82dbbc9065d00d0d475432cfc3095309d51ec38b625960db28ec619d9"},"schema_version":"1.0","source":{"id":"2004.13976","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.13976","created_at":"2026-07-05T01:19:03Z"},{"alias_kind":"arxiv_version","alias_value":"2004.13976v3","created_at":"2026-07-05T01:19:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.13976","created_at":"2026-07-05T01:19:03Z"},{"alias_kind":"pith_short_12","alias_value":"EHBQIIL6FGVT","created_at":"2026-07-05T01:19:03Z"},{"alias_kind":"pith_short_16","alias_value":"EHBQIIL6FGVTBTUV","created_at":"2026-07-05T01:19:03Z"},{"alias_kind":"pith_short_8","alias_value":"EHBQIIL6","created_at":"2026-07-05T01:19:03Z"}],"graph_snapshots":[{"event_id":"sha256:28046a09dc99b16e6972633a9406a8f6f61bf820eb9f64f3862df51bffb951b2","target":"graph","created_at":"2026-07-05T01:19:03Z","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/2004.13976/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Newton's constant has observational effects on both the CMB power spectra and the light curves of SNIa. We use Planck data, BAO data and the SNIa measurement to constrain the varying Newton's constant $G$ during the CMB epoch and the redshift ranges of PANTHEON samples, and find no evidence indicating that $G$ is varying with redshift. By extending the $\\Lambda$CDM model with one free parameter $G$, we get $G =(6.65635_{-0.18560}^{+0.18766} ) \\times 10^{-11} \\rm m^3kg^{-1}s^{-2}$ and $H_0=67.62^{+1.24}_{-1.25} $ km s$^{-1}$ Mpc$^{-1}$ at 68$\\%$ C.L. from Planck$+$BAO$+$uncalibrated PANTHEON. T","authors_text":"Ke Wang, Lu Chen","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-04-29T06:37:45Z","title":"Constraints on Newton's Constant from Cosmological Observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.13976","kind":"arxiv","version":3},"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":"sha256:58d1395e70dcf1d785784bb61f5b324dd0955d1f6e24daba5f72cfeaed59fef7","target":"record","created_at":"2026-07-05T01:19:03Z","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":"748fb4e266b9456c8cb6c69c3aefcb511871cb13cc249660f78c8ac7bf0ac7ee","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-04-29T06:37:45Z","title_canon_sha256":"30bb33a82dbbc9065d00d0d475432cfc3095309d51ec38b625960db28ec619d9"},"schema_version":"1.0","source":{"id":"2004.13976","kind":"arxiv","version":3}},"canonical_sha256":"21c304217e29ab30ce9530d0d56e411628a8b1a5ba7dfb252e1fb6a92d4eeaca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"21c304217e29ab30ce9530d0d56e411628a8b1a5ba7dfb252e1fb6a92d4eeaca","first_computed_at":"2026-07-05T01:19:03.233444Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:19:03.233444Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"suHMZsGFUKWG7hVrSkZw0llRYCZa4i49tOmCbf1aK3ijlqKewUJmf1jw7TYI4Q/1Qtc1K7nlo1TX4KgAXRqPBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:19:03.233920Z","signed_message":"canonical_sha256_bytes"},"source_id":"2004.13976","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:58d1395e70dcf1d785784bb61f5b324dd0955d1f6e24daba5f72cfeaed59fef7","sha256:28046a09dc99b16e6972633a9406a8f6f61bf820eb9f64f3862df51bffb951b2"],"state_sha256":"0ad78b92615ef1468c20dc85f4e5520da31cd6afc6c0ec96843ac550a6e4faf5"}