{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:7ZM4JPRJAGPGWAE3SFPRR7LZ7X","short_pith_number":"pith:7ZM4JPRJ","schema_version":"1.0","canonical_sha256":"fe59c4be29019e6b009b915f18fd79fdf707ac4f2b1f62c1e1dc754472e28878","source":{"kind":"arxiv","id":"2001.09152","version":2},"attestation_state":"computed","paper":{"title":"Distant foreground and the Planck-derived Hubble constant","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A.A. Raikov, E.A. Popova, N.P.M. Kuin, N.Yu. Lovyagin, V.N. Yershov","submitted_at":"2020-01-24T11:18:48Z","abstract_excerpt":"It is possible to reduce the discrepancy between the local measurement of the cosmological parameter $H_0$ and the value derived from the $Planck$ measurements of the Cosmic Microwave Background (CMB) by considering contamination of the CMB by emission from some medium around distant extragalactic sources, such as extremely cold coarse-grain dust. Though being distant, such a medium would still be in the foreground with respect to the CMB, and, as any other foreground, it would alter the CMB power spectrum. This could contribute to the dispersion of CMB temperature fluctuations. By generating "},"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":"2001.09152","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-01-24T11:18:48Z","cross_cats_sorted":[],"title_canon_sha256":"64e15022dabb93caf6e8b15e23de53589e45e6a1b54718e4c7d9b841c1071dec","abstract_canon_sha256":"41f7562c4368304784779b5905042428e6eaa02482388890d2a06d6f2a133ee3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:43:57.904301Z","signature_b64":"Lj/zj4mrsU1nhYLPgZgmZay9VM5HiXix1NABmNigXtQwF124XV9UZM9FJ0dUbRGTU4i87LNmeMjjYjXdsMmrCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fe59c4be29019e6b009b915f18fd79fdf707ac4f2b1f62c1e1dc754472e28878","last_reissued_at":"2026-07-05T00:43:57.903838Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:43:57.903838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Distant foreground and the Planck-derived Hubble constant","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A.A. Raikov, E.A. Popova, N.P.M. Kuin, N.Yu. Lovyagin, V.N. Yershov","submitted_at":"2020-01-24T11:18:48Z","abstract_excerpt":"It is possible to reduce the discrepancy between the local measurement of the cosmological parameter $H_0$ and the value derived from the $Planck$ measurements of the Cosmic Microwave Background (CMB) by considering contamination of the CMB by emission from some medium around distant extragalactic sources, such as extremely cold coarse-grain dust. Though being distant, such a medium would still be in the foreground with respect to the CMB, and, as any other foreground, it would alter the CMB power spectrum. This could contribute to the dispersion of CMB temperature fluctuations. By generating "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.09152","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/2001.09152/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":"2001.09152","created_at":"2026-07-05T00:43:57.903901+00:00"},{"alias_kind":"arxiv_version","alias_value":"2001.09152v2","created_at":"2026-07-05T00:43:57.903901+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.09152","created_at":"2026-07-05T00:43:57.903901+00:00"},{"alias_kind":"pith_short_12","alias_value":"7ZM4JPRJAGPG","created_at":"2026-07-05T00:43:57.903901+00:00"},{"alias_kind":"pith_short_16","alias_value":"7ZM4JPRJAGPGWAE3","created_at":"2026-07-05T00:43:57.903901+00:00"},{"alias_kind":"pith_short_8","alias_value":"7ZM4JPRJ","created_at":"2026-07-05T00:43:57.903901+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/7ZM4JPRJAGPGWAE3SFPRR7LZ7X","json":"https://pith.science/pith/7ZM4JPRJAGPGWAE3SFPRR7LZ7X.json","graph_json":"https://pith.science/api/pith-number/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/graph.json","events_json":"https://pith.science/api/pith-number/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/events.json","paper":"https://pith.science/paper/7ZM4JPRJ"},"agent_actions":{"view_html":"https://pith.science/pith/7ZM4JPRJAGPGWAE3SFPRR7LZ7X","download_json":"https://pith.science/pith/7ZM4JPRJAGPGWAE3SFPRR7LZ7X.json","view_paper":"https://pith.science/paper/7ZM4JPRJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2001.09152&json=true","fetch_graph":"https://pith.science/api/pith-number/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/graph.json","fetch_events":"https://pith.science/api/pith-number/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/action/storage_attestation","attest_author":"https://pith.science/pith/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/action/author_attestation","sign_citation":"https://pith.science/pith/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/action/citation_signature","submit_replication":"https://pith.science/pith/7ZM4JPRJAGPGWAE3SFPRR7LZ7X/action/replication_record"}},"created_at":"2026-07-05T00:43:57.903901+00:00","updated_at":"2026-07-05T00:43:57.903901+00:00"}