{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2000:XAADTDIFXAYXLGOQJUOYEIBGR7","short_pith_number":"pith:XAADTDIF","schema_version":"1.0","canonical_sha256":"b800398d05b8317599d04d1d8220268fd67c22e58a8806b84b00bde12ba76a30","source":{"kind":"arxiv","id":"astro-ph/0006103","version":2},"attestation_state":"computed","paper":{"title":"Median Statistics, H_0, and the Accelerating Universe","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Bharat Ratra, J. Richard Gott III, Michael S. Vogeley, Silviu Podariu","submitted_at":"2000-06-07T23:05:04Z","abstract_excerpt":"(Abridged) We develop median statistics that provide powerful alternatives to chi-squared likelihood methods and require fewer assumptions about the data. Applying median statistics to Huchra's compilation of nearly all estimates of the Hubble constant, we find a median value H_0=67 km/s/Mpc. Median statistics assume only that the measurements are independent and free of systematic errors. This estimate is arguably the best summary of current knowledge because it uses all available data and, unlike other estimates, makes no assumption about the distribution of measurement errors. The 95% range"},"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":"astro-ph/0006103","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-06-07T23:05:04Z","cross_cats_sorted":[],"title_canon_sha256":"6fb6b738083f2bebd06bc9d5981bceae6c3962806f78046c60db59a34401cea0","abstract_canon_sha256":"054d3ab7c0a097fd5275ca68428b69e7378a414d89662c66172e6beeb213ee49"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:16:46.380337Z","signature_b64":"rqLMJ3G6EXagzscwQALoNwOA6BFJjppnLYvC21AvLrkb57tji0Gjo05OmGx3lKU0Au1SYxmqts1d8cVGTmA7Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b800398d05b8317599d04d1d8220268fd67c22e58a8806b84b00bde12ba76a30","last_reissued_at":"2026-07-04T16:16:46.379850Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:16:46.379850Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Median Statistics, H_0, and the Accelerating Universe","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Bharat Ratra, J. Richard Gott III, Michael S. Vogeley, Silviu Podariu","submitted_at":"2000-06-07T23:05:04Z","abstract_excerpt":"(Abridged) We develop median statistics that provide powerful alternatives to chi-squared likelihood methods and require fewer assumptions about the data. Applying median statistics to Huchra's compilation of nearly all estimates of the Hubble constant, we find a median value H_0=67 km/s/Mpc. Median statistics assume only that the measurements are independent and free of systematic errors. This estimate is arguably the best summary of current knowledge because it uses all available data and, unlike other estimates, makes no assumption about the distribution of measurement errors. The 95% range"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0006103","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/astro-ph/0006103/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":"astro-ph/0006103","created_at":"2026-07-04T16:16:46.379912+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0006103v2","created_at":"2026-07-04T16:16:46.379912+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0006103","created_at":"2026-07-04T16:16:46.379912+00:00"},{"alias_kind":"pith_short_12","alias_value":"XAADTDIFXAYX","created_at":"2026-07-04T16:16:46.379912+00:00"},{"alias_kind":"pith_short_16","alias_value":"XAADTDIFXAYXLGOQ","created_at":"2026-07-04T16:16:46.379912+00:00"},{"alias_kind":"pith_short_8","alias_value":"XAADTDIF","created_at":"2026-07-04T16:16:46.379912+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2604.03756","citing_title":"Is the $w_0w_a$CDM cosmological parameterization evidence for dark energy dynamics partially caused by the excess smoothing of Planck PR4 CMB anisotropy data?","ref_index":91,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7","json":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7.json","graph_json":"https://pith.science/api/pith-number/XAADTDIFXAYXLGOQJUOYEIBGR7/graph.json","events_json":"https://pith.science/api/pith-number/XAADTDIFXAYXLGOQJUOYEIBGR7/events.json","paper":"https://pith.science/paper/XAADTDIF"},"agent_actions":{"view_html":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7","download_json":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7.json","view_paper":"https://pith.science/paper/XAADTDIF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0006103&json=true","fetch_graph":"https://pith.science/api/pith-number/XAADTDIFXAYXLGOQJUOYEIBGR7/graph.json","fetch_events":"https://pith.science/api/pith-number/XAADTDIFXAYXLGOQJUOYEIBGR7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7/action/storage_attestation","attest_author":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7/action/author_attestation","sign_citation":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7/action/citation_signature","submit_replication":"https://pith.science/pith/XAADTDIFXAYXLGOQJUOYEIBGR7/action/replication_record"}},"created_at":"2026-07-04T16:16:46.379912+00:00","updated_at":"2026-07-04T16:16:46.379912+00:00"}