{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:D36BJZHDVYT6A3IIMJ5V5636JJ","short_pith_number":"pith:D36BJZHD","schema_version":"1.0","canonical_sha256":"1efc14e4e3ae27e06d08627b5efb7e4a615fc9c826e6b1f7c520c00418e28854","source":{"kind":"arxiv","id":"2305.18184","version":2},"attestation_state":"computed","paper":{"title":"Unraveling the CMB lack-of-correlation anomaly with the cosmological gravitational wave background","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Alessandro Gruppuso, Angelo Ricciardone, Giacomo Galloni, Luca Pagano, Mario Ballardini, Nicola Bartolo","submitted_at":"2023-05-29T16:22:19Z","abstract_excerpt":"Since the very first observations, the Cosmic Microwave Background (CMB) has revealed on large-scales unexpected features known as anomalies, which challenge the standard $\\Lambda$ cold dark matter ($\\Lambda$CDM) cosmological model. One such anomaly is the \"lack-of-correlation\", where the measured two-point angular correlation function of CMB temperature anisotropies is compatible with zero, differently from the predictions of the standard model. This anomaly could indicate a deviation from the standard model, unknown systematics, or simply a rare realization of the model itself. In this study"},"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":"2305.18184","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-05-29T16:22:19Z","cross_cats_sorted":[],"title_canon_sha256":"ec9820ddeb0668a398573105aa5680725b2416119de154729cb4f6dc1265c717","abstract_canon_sha256":"da2fe4ec2dca876540bbefee53b2de06b42eadd432c4657762f41fad84e983b5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:03:59.415453Z","signature_b64":"mGANqUSfDq5fULnfxBFf4/lQEeK3ck8EFlBx0nJl+jZ7meh5PJ3HVVBYSC6LCBa8MqSFrge9prP1rdtjBdvEDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1efc14e4e3ae27e06d08627b5efb7e4a615fc9c826e6b1f7c520c00418e28854","last_reissued_at":"2026-07-05T07:03:59.414890Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:03:59.414890Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Unraveling the CMB lack-of-correlation anomaly with the cosmological gravitational wave background","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Alessandro Gruppuso, Angelo Ricciardone, Giacomo Galloni, Luca Pagano, Mario Ballardini, Nicola Bartolo","submitted_at":"2023-05-29T16:22:19Z","abstract_excerpt":"Since the very first observations, the Cosmic Microwave Background (CMB) has revealed on large-scales unexpected features known as anomalies, which challenge the standard $\\Lambda$ cold dark matter ($\\Lambda$CDM) cosmological model. One such anomaly is the \"lack-of-correlation\", where the measured two-point angular correlation function of CMB temperature anisotropies is compatible with zero, differently from the predictions of the standard model. This anomaly could indicate a deviation from the standard model, unknown systematics, or simply a rare realization of the model itself. In this study"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.18184","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/2305.18184/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":"2305.18184","created_at":"2026-07-05T07:03:59.414948+00:00"},{"alias_kind":"arxiv_version","alias_value":"2305.18184v2","created_at":"2026-07-05T07:03:59.414948+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.18184","created_at":"2026-07-05T07:03:59.414948+00:00"},{"alias_kind":"pith_short_12","alias_value":"D36BJZHDVYT6","created_at":"2026-07-05T07:03:59.414948+00:00"},{"alias_kind":"pith_short_16","alias_value":"D36BJZHDVYT6A3II","created_at":"2026-07-05T07:03:59.414948+00:00"},{"alias_kind":"pith_short_8","alias_value":"D36BJZHD","created_at":"2026-07-05T07:03:59.414948+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/D36BJZHDVYT6A3IIMJ5V5636JJ","json":"https://pith.science/pith/D36BJZHDVYT6A3IIMJ5V5636JJ.json","graph_json":"https://pith.science/api/pith-number/D36BJZHDVYT6A3IIMJ5V5636JJ/graph.json","events_json":"https://pith.science/api/pith-number/D36BJZHDVYT6A3IIMJ5V5636JJ/events.json","paper":"https://pith.science/paper/D36BJZHD"},"agent_actions":{"view_html":"https://pith.science/pith/D36BJZHDVYT6A3IIMJ5V5636JJ","download_json":"https://pith.science/pith/D36BJZHDVYT6A3IIMJ5V5636JJ.json","view_paper":"https://pith.science/paper/D36BJZHD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2305.18184&json=true","fetch_graph":"https://pith.science/api/pith-number/D36BJZHDVYT6A3IIMJ5V5636JJ/graph.json","fetch_events":"https://pith.science/api/pith-number/D36BJZHDVYT6A3IIMJ5V5636JJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/D36BJZHDVYT6A3IIMJ5V5636JJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/D36BJZHDVYT6A3IIMJ5V5636JJ/action/storage_attestation","attest_author":"https://pith.science/pith/D36BJZHDVYT6A3IIMJ5V5636JJ/action/author_attestation","sign_citation":"https://pith.science/pith/D36BJZHDVYT6A3IIMJ5V5636JJ/action/citation_signature","submit_replication":"https://pith.science/pith/D36BJZHDVYT6A3IIMJ5V5636JJ/action/replication_record"}},"created_at":"2026-07-05T07:03:59.414948+00:00","updated_at":"2026-07-05T07:03:59.414948+00:00"}