{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:NUZQUTAQTZAAHXV4MV5N5JP7QE","short_pith_number":"pith:NUZQUTAQ","schema_version":"1.0","canonical_sha256":"6d330a4c109e4003debc657adea5ff8123fe601de13cd599dab829779064f280","source":{"kind":"arxiv","id":"1002.4113","version":1},"attestation_state":"computed","paper":{"title":"Planetary eclipse mapping of CoRoT-2a. Evolution, differential rotation, and spot migration","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"J. H. M. M. Schmitt, K. F. Huber, S. Czesla, U. Wolter","submitted_at":"2010-02-22T13:31:20Z","abstract_excerpt":"The lightcurve of CoRoT-2 shows substantial rotational modulation and deformations of the planet's transit profiles caused by starspots. We consistently model the entire lightcurve, including both rotational modulation and transits, stretching over approximately 30 stellar rotations and 79 transits. The spot distribution and its evolution on the noneclipsed and eclipsed surface sections are presented and analyzed, making use of the high resolution achievable under the transit path.\n  We measure the average surface brightness on the eclipsed section to be (5\\pm1) % lower than on the noneclipsed"},"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":"1002.4113","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-02-22T13:31:20Z","cross_cats_sorted":[],"title_canon_sha256":"7da1ce3d79fb7e746367a649c608eff76cf1ebbb1973b7daac923f76e079455b","abstract_canon_sha256":"65b8c45ee86116411d98a73d2cf95408ab741999f2c007778504609af614773b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:08:58.186200Z","signature_b64":"spBdKWxHEYZSfNLBMUuKz0Lqz7z2NfzwbVhH5T8Ez7WPguxJPJoWipkYU8/IrhXlFwj+dJiNQF0W0ScDcJv0Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6d330a4c109e4003debc657adea5ff8123fe601de13cd599dab829779064f280","last_reissued_at":"2026-05-18T02:08:58.185401Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:08:58.185401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Planetary eclipse mapping of CoRoT-2a. Evolution, differential rotation, and spot migration","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"J. H. M. M. Schmitt, K. F. Huber, S. Czesla, U. Wolter","submitted_at":"2010-02-22T13:31:20Z","abstract_excerpt":"The lightcurve of CoRoT-2 shows substantial rotational modulation and deformations of the planet's transit profiles caused by starspots. We consistently model the entire lightcurve, including both rotational modulation and transits, stretching over approximately 30 stellar rotations and 79 transits. The spot distribution and its evolution on the noneclipsed and eclipsed surface sections are presented and analyzed, making use of the high resolution achievable under the transit path.\n  We measure the average surface brightness on the eclipsed section to be (5\\pm1) % lower than on the noneclipsed"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.4113","kind":"arxiv","version":1},"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":"1002.4113","created_at":"2026-05-18T02:08:58.185562+00:00"},{"alias_kind":"arxiv_version","alias_value":"1002.4113v1","created_at":"2026-05-18T02:08:58.185562+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.4113","created_at":"2026-05-18T02:08:58.185562+00:00"},{"alias_kind":"pith_short_12","alias_value":"NUZQUTAQTZAA","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_16","alias_value":"NUZQUTAQTZAAHXV4","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_8","alias_value":"NUZQUTAQ","created_at":"2026-05-18T12:26:10.704358+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/NUZQUTAQTZAAHXV4MV5N5JP7QE","json":"https://pith.science/pith/NUZQUTAQTZAAHXV4MV5N5JP7QE.json","graph_json":"https://pith.science/api/pith-number/NUZQUTAQTZAAHXV4MV5N5JP7QE/graph.json","events_json":"https://pith.science/api/pith-number/NUZQUTAQTZAAHXV4MV5N5JP7QE/events.json","paper":"https://pith.science/paper/NUZQUTAQ"},"agent_actions":{"view_html":"https://pith.science/pith/NUZQUTAQTZAAHXV4MV5N5JP7QE","download_json":"https://pith.science/pith/NUZQUTAQTZAAHXV4MV5N5JP7QE.json","view_paper":"https://pith.science/paper/NUZQUTAQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1002.4113&json=true","fetch_graph":"https://pith.science/api/pith-number/NUZQUTAQTZAAHXV4MV5N5JP7QE/graph.json","fetch_events":"https://pith.science/api/pith-number/NUZQUTAQTZAAHXV4MV5N5JP7QE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NUZQUTAQTZAAHXV4MV5N5JP7QE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NUZQUTAQTZAAHXV4MV5N5JP7QE/action/storage_attestation","attest_author":"https://pith.science/pith/NUZQUTAQTZAAHXV4MV5N5JP7QE/action/author_attestation","sign_citation":"https://pith.science/pith/NUZQUTAQTZAAHXV4MV5N5JP7QE/action/citation_signature","submit_replication":"https://pith.science/pith/NUZQUTAQTZAAHXV4MV5N5JP7QE/action/replication_record"}},"created_at":"2026-05-18T02:08:58.185562+00:00","updated_at":"2026-05-18T02:08:58.185562+00:00"}