{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:NKVPX7DBPP4FBOUHPT6ZHZAVPN","short_pith_number":"pith:NKVPX7DB","schema_version":"1.0","canonical_sha256":"6aaafbfc617bf850ba877cfd93e4157b56a30aeec8c4ba35c43a34791222c24b","source":{"kind":"arxiv","id":"2503.06189","version":2},"attestation_state":"computed","paper":{"title":"A Hubble Constant Determination Through Quasar Time Delays and Type Ia Supernovae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"L. R. Cola\\c{c}o","submitted_at":"2025-03-08T12:19:42Z","abstract_excerpt":"This paper presents a new model-independent constraint on the Hubble constant ($H_0$) by anchoring relative distances from Type Ia supernovae (SNe Ia) observations to absolute distance measurements from time-delay strong Gravitational Lensing (SGL) systems. The approach only uses the validity of the cosmic distance duality relation (CDDR) to derive constraints on $H_0$. By using Gaussian Process (GP) regression to reconstruct the unanchored luminosity distance from the Pantheon$+$ compilation to match the time-delay angular diameter distance at the redshift of the lenses, one yields a value of"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2503.06189","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-03-08T12:19:42Z","cross_cats_sorted":[],"title_canon_sha256":"ad21f56767e0beb5d0df13cf97d5e37f347cd01e11449359ef944a49e6d91487","abstract_canon_sha256":"0ad47ded8575ddbd2df1d19cb33f4607f2757711c7884a08652594af2cc829ad"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:29:36.860996Z","signature_b64":"u2U1arSPyNE/h41X7BuS4A3S6qlDGocK0Dcg5WmohoWSupx5Mx8Lvj0TcgMrvSYaZMRMSeQEo5Mq96DSI1OBBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6aaafbfc617bf850ba877cfd93e4157b56a30aeec8c4ba35c43a34791222c24b","last_reissued_at":"2026-07-05T10:29:36.860428Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:29:36.860428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Hubble Constant Determination Through Quasar Time Delays and Type Ia Supernovae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"L. R. Cola\\c{c}o","submitted_at":"2025-03-08T12:19:42Z","abstract_excerpt":"This paper presents a new model-independent constraint on the Hubble constant ($H_0$) by anchoring relative distances from Type Ia supernovae (SNe Ia) observations to absolute distance measurements from time-delay strong Gravitational Lensing (SGL) systems. The approach only uses the validity of the cosmic distance duality relation (CDDR) to derive constraints on $H_0$. By using Gaussian Process (GP) regression to reconstruct the unanchored luminosity distance from the Pantheon$+$ compilation to match the time-delay angular diameter distance at the redshift of the lenses, one yields a value of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.06189","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2503.06189/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2503.06189","created_at":"2026-07-05T10:29:36.860501+00:00"},{"alias_kind":"arxiv_version","alias_value":"2503.06189v2","created_at":"2026-07-05T10:29:36.860501+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.06189","created_at":"2026-07-05T10:29:36.860501+00:00"},{"alias_kind":"pith_short_12","alias_value":"NKVPX7DBPP4F","created_at":"2026-07-05T10:29:36.860501+00:00"},{"alias_kind":"pith_short_16","alias_value":"NKVPX7DBPP4FBOUH","created_at":"2026-07-05T10:29:36.860501+00:00"},{"alias_kind":"pith_short_8","alias_value":"NKVPX7DB","created_at":"2026-07-05T10:29:36.860501+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN","json":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN.json","graph_json":"https://pith.science/api/pith-number/NKVPX7DBPP4FBOUHPT6ZHZAVPN/graph.json","events_json":"https://pith.science/api/pith-number/NKVPX7DBPP4FBOUHPT6ZHZAVPN/events.json","paper":"https://pith.science/paper/NKVPX7DB"},"agent_actions":{"view_html":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN","download_json":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN.json","view_paper":"https://pith.science/paper/NKVPX7DB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2503.06189&json=true","fetch_graph":"https://pith.science/api/pith-number/NKVPX7DBPP4FBOUHPT6ZHZAVPN/graph.json","fetch_events":"https://pith.science/api/pith-number/NKVPX7DBPP4FBOUHPT6ZHZAVPN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN/action/storage_attestation","attest_author":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN/action/author_attestation","sign_citation":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN/action/citation_signature","submit_replication":"https://pith.science/pith/NKVPX7DBPP4FBOUHPT6ZHZAVPN/action/replication_record"}},"created_at":"2026-07-05T10:29:36.860501+00:00","updated_at":"2026-07-05T10:29:36.860501+00:00"}