{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:VPEZUXI2BPHCAQIZFCAPVIVRYN","short_pith_number":"pith:VPEZUXI2","schema_version":"1.0","canonical_sha256":"abc99a5d1a0bce2041192880faa2b1c35e9a8b4fd967ae70465e00d523b76e06","source":{"kind":"arxiv","id":"1002.0978","version":3},"attestation_state":"computed","paper":{"title":"Cosmic age test in inhomogeneous cosmological models mimicking $\\Lambda$CDM on the light cone","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Miao Li, Mi-Xiang Lan, Shuang Wang, Xiao-Dong Li","submitted_at":"2010-02-04T12:18:23Z","abstract_excerpt":"The possibility of reconstructing a spherically symmetric inhomogeneous Lemaitre-Tolman-Bondi (LTB) model with $\\Lambda$CDM observations has drawn a lot of attention. Recently, a LTB model having the same luminosity-distance and light-cone mass density as the $\\Lambda$CDM model was reconstructed. We calculate the cosmic age at our position in this model, and get the age $t_{LTB}<11.7$Gyr in 2$\\sigma$ confidence level from the Seven-Year WMAP observations. This result is inconsistent with some Milky Way observations."},"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":"1002.0978","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-02-04T12:18:23Z","cross_cats_sorted":[],"title_canon_sha256":"69decd4a2bde6a2a924c70a5ec9ecbec484edf29637dc0cc884fb0375c119322","abstract_canon_sha256":"eea4b13eec3caa4e4b845e71c306ed18589d4562750cee2caae35b2fa54913b5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:24:39.182266Z","signature_b64":"/WoES0RtCnfCfoS4D7lYK6tdLkdgAVlnJmXkxb00m325zw0XO8czYhgl+T/IqCvNu8CeOSpwhGkZZBgLsYkLDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"abc99a5d1a0bce2041192880faa2b1c35e9a8b4fd967ae70465e00d523b76e06","last_reissued_at":"2026-05-18T02:24:39.181723Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:24:39.181723Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cosmic age test in inhomogeneous cosmological models mimicking $\\Lambda$CDM on the light cone","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Miao Li, Mi-Xiang Lan, Shuang Wang, Xiao-Dong Li","submitted_at":"2010-02-04T12:18:23Z","abstract_excerpt":"The possibility of reconstructing a spherically symmetric inhomogeneous Lemaitre-Tolman-Bondi (LTB) model with $\\Lambda$CDM observations has drawn a lot of attention. Recently, a LTB model having the same luminosity-distance and light-cone mass density as the $\\Lambda$CDM model was reconstructed. We calculate the cosmic age at our position in this model, and get the age $t_{LTB}<11.7$Gyr in 2$\\sigma$ confidence level from the Seven-Year WMAP observations. This result is inconsistent with some Milky Way observations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.0978","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1002.0978","created_at":"2026-05-18T02:24:39.181810+00:00"},{"alias_kind":"arxiv_version","alias_value":"1002.0978v3","created_at":"2026-05-18T02:24:39.181810+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.0978","created_at":"2026-05-18T02:24:39.181810+00:00"},{"alias_kind":"pith_short_12","alias_value":"VPEZUXI2BPHC","created_at":"2026-05-18T12:26:15.391820+00:00"},{"alias_kind":"pith_short_16","alias_value":"VPEZUXI2BPHCAQIZ","created_at":"2026-05-18T12:26:15.391820+00:00"},{"alias_kind":"pith_short_8","alias_value":"VPEZUXI2","created_at":"2026-05-18T12:26:15.391820+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/VPEZUXI2BPHCAQIZFCAPVIVRYN","json":"https://pith.science/pith/VPEZUXI2BPHCAQIZFCAPVIVRYN.json","graph_json":"https://pith.science/api/pith-number/VPEZUXI2BPHCAQIZFCAPVIVRYN/graph.json","events_json":"https://pith.science/api/pith-number/VPEZUXI2BPHCAQIZFCAPVIVRYN/events.json","paper":"https://pith.science/paper/VPEZUXI2"},"agent_actions":{"view_html":"https://pith.science/pith/VPEZUXI2BPHCAQIZFCAPVIVRYN","download_json":"https://pith.science/pith/VPEZUXI2BPHCAQIZFCAPVIVRYN.json","view_paper":"https://pith.science/paper/VPEZUXI2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1002.0978&json=true","fetch_graph":"https://pith.science/api/pith-number/VPEZUXI2BPHCAQIZFCAPVIVRYN/graph.json","fetch_events":"https://pith.science/api/pith-number/VPEZUXI2BPHCAQIZFCAPVIVRYN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VPEZUXI2BPHCAQIZFCAPVIVRYN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VPEZUXI2BPHCAQIZFCAPVIVRYN/action/storage_attestation","attest_author":"https://pith.science/pith/VPEZUXI2BPHCAQIZFCAPVIVRYN/action/author_attestation","sign_citation":"https://pith.science/pith/VPEZUXI2BPHCAQIZFCAPVIVRYN/action/citation_signature","submit_replication":"https://pith.science/pith/VPEZUXI2BPHCAQIZFCAPVIVRYN/action/replication_record"}},"created_at":"2026-05-18T02:24:39.181810+00:00","updated_at":"2026-05-18T02:24:39.181810+00:00"}