{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:YE7VJXNXXH44LGAVQDDZP7S4RK","short_pith_number":"pith:YE7VJXNX","canonical_record":{"source":{"id":"1412.2892","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-09T09:43:24Z","cross_cats_sorted":[],"title_canon_sha256":"4063f09815db7f528bced42b5eddd1bc35dfc57bf6a8da5118620bffef50d696","abstract_canon_sha256":"51f1717377090761362da813d24dbc799205e6db96d5a5a0c7d90dd3e013dcb1"},"schema_version":"1.0"},"canonical_sha256":"c13f54ddb7b9f9c5981580c797fe5c8a8b7450d91c85f508982e0463e7b3cf60","source":{"kind":"arxiv","id":"1412.2892","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.2892","created_at":"2026-05-18T02:29:02Z"},{"alias_kind":"arxiv_version","alias_value":"1412.2892v1","created_at":"2026-05-18T02:29:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.2892","created_at":"2026-05-18T02:29:02Z"},{"alias_kind":"pith_short_12","alias_value":"YE7VJXNXXH44","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YE7VJXNXXH44LGAV","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YE7VJXNX","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:YE7VJXNXXH44LGAVQDDZP7S4RK","target":"record","payload":{"canonical_record":{"source":{"id":"1412.2892","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-09T09:43:24Z","cross_cats_sorted":[],"title_canon_sha256":"4063f09815db7f528bced42b5eddd1bc35dfc57bf6a8da5118620bffef50d696","abstract_canon_sha256":"51f1717377090761362da813d24dbc799205e6db96d5a5a0c7d90dd3e013dcb1"},"schema_version":"1.0"},"canonical_sha256":"c13f54ddb7b9f9c5981580c797fe5c8a8b7450d91c85f508982e0463e7b3cf60","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:29:02.333379Z","signature_b64":"gy893/XnLiFk6qwBd/cEgDgE5dIlShoQraObNhzMRNQ7xlVcHChJLoOJhgm5RC5PANhF329OsR01m9nayKhcDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c13f54ddb7b9f9c5981580c797fe5c8a8b7450d91c85f508982e0463e7b3cf60","last_reissued_at":"2026-05-18T02:29:02.332993Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:29:02.332993Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.2892","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:29:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OpxkLlLd/7NRJGvVlIZIaewDieTmywecE3QJzWnaAJiNjaPDpV5OY9fY5lIwI0rlakETmYouLQ/LuQRoe+13BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T14:33:44.999081Z"},"content_sha256":"7837cc86f852029ce0e579925b477d981f591e9702890d40c193a6fc5637b76f","schema_version":"1.0","event_id":"sha256:7837cc86f852029ce0e579925b477d981f591e9702890d40c193a6fc5637b76f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:YE7VJXNXXH44LGAVQDDZP7S4RK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Doppler images and the underlying dynamo. The case of AF Leporis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"I.A. Waite, I.V. Ilyin, K.G. Strassmeier, M. K\\\"uker, R. Arlt, S.C. Marsden, S.P. J\\\"arvinen, S.V. Berdyugina, T. Hackman","submitted_at":"2014-12-09T09:43:24Z","abstract_excerpt":"The (Zeeman-)Doppler imaging studies of solar-type stars very often reveal large high-latitude spots. This also includes F stars that possess relatively shallow convection zones, indicating that the dynamo operating in these stars differs from the solar dynamo. We aim to determine whether mean-field dynamo models of late-F type dwarf stars can reproduce the surface features recovered in Doppler maps. In particular, we wish to test whether the models can reproduce the high-latitude spots observed on some F dwarfs. The photometric inversions and the surface temperature maps of AF Lep were obtain"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.2892","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:29:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ABbpp7HNcQcqYJlc8TCJlfbrLCf9oXxb1/+R2FTT1bGzXt0t0DtopDjKdLjMNqmncPWNldWrs/RMzUbesxccCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T14:33:44.999480Z"},"content_sha256":"177f65efdb30344d689453532a8a0c96359dab664dae4119f999d9624d8fa36b","schema_version":"1.0","event_id":"sha256:177f65efdb30344d689453532a8a0c96359dab664dae4119f999d9624d8fa36b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YE7VJXNXXH44LGAVQDDZP7S4RK/bundle.json","state_url":"https://pith.science/pith/YE7VJXNXXH44LGAVQDDZP7S4RK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YE7VJXNXXH44LGAVQDDZP7S4RK/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-04T14:33:45Z","links":{"resolver":"https://pith.science/pith/YE7VJXNXXH44LGAVQDDZP7S4RK","bundle":"https://pith.science/pith/YE7VJXNXXH44LGAVQDDZP7S4RK/bundle.json","state":"https://pith.science/pith/YE7VJXNXXH44LGAVQDDZP7S4RK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YE7VJXNXXH44LGAVQDDZP7S4RK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:YE7VJXNXXH44LGAVQDDZP7S4RK","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"51f1717377090761362da813d24dbc799205e6db96d5a5a0c7d90dd3e013dcb1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-09T09:43:24Z","title_canon_sha256":"4063f09815db7f528bced42b5eddd1bc35dfc57bf6a8da5118620bffef50d696"},"schema_version":"1.0","source":{"id":"1412.2892","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.2892","created_at":"2026-05-18T02:29:02Z"},{"alias_kind":"arxiv_version","alias_value":"1412.2892v1","created_at":"2026-05-18T02:29:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.2892","created_at":"2026-05-18T02:29:02Z"},{"alias_kind":"pith_short_12","alias_value":"YE7VJXNXXH44","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YE7VJXNXXH44LGAV","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YE7VJXNX","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:177f65efdb30344d689453532a8a0c96359dab664dae4119f999d9624d8fa36b","target":"graph","created_at":"2026-05-18T02:29:02Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The (Zeeman-)Doppler imaging studies of solar-type stars very often reveal large high-latitude spots. This also includes F stars that possess relatively shallow convection zones, indicating that the dynamo operating in these stars differs from the solar dynamo. We aim to determine whether mean-field dynamo models of late-F type dwarf stars can reproduce the surface features recovered in Doppler maps. In particular, we wish to test whether the models can reproduce the high-latitude spots observed on some F dwarfs. The photometric inversions and the surface temperature maps of AF Lep were obtain","authors_text":"I.A. Waite, I.V. Ilyin, K.G. Strassmeier, M. K\\\"uker, R. Arlt, S.C. Marsden, S.P. J\\\"arvinen, S.V. Berdyugina, T. Hackman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-09T09:43:24Z","title":"Doppler images and the underlying dynamo. The case of AF Leporis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.2892","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7837cc86f852029ce0e579925b477d981f591e9702890d40c193a6fc5637b76f","target":"record","created_at":"2026-05-18T02:29:02Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"51f1717377090761362da813d24dbc799205e6db96d5a5a0c7d90dd3e013dcb1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-09T09:43:24Z","title_canon_sha256":"4063f09815db7f528bced42b5eddd1bc35dfc57bf6a8da5118620bffef50d696"},"schema_version":"1.0","source":{"id":"1412.2892","kind":"arxiv","version":1}},"canonical_sha256":"c13f54ddb7b9f9c5981580c797fe5c8a8b7450d91c85f508982e0463e7b3cf60","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c13f54ddb7b9f9c5981580c797fe5c8a8b7450d91c85f508982e0463e7b3cf60","first_computed_at":"2026-05-18T02:29:02.332993Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:29:02.332993Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gy893/XnLiFk6qwBd/cEgDgE5dIlShoQraObNhzMRNQ7xlVcHChJLoOJhgm5RC5PANhF329OsR01m9nayKhcDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:29:02.333379Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.2892","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7837cc86f852029ce0e579925b477d981f591e9702890d40c193a6fc5637b76f","sha256:177f65efdb30344d689453532a8a0c96359dab664dae4119f999d9624d8fa36b"],"state_sha256":"f2255d414aeb4357e9b822511091242830e6e7d4fb34234fe96ce02d5721d7a6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y2QLHlr6bRXhQJcCo8YQ6sHvpQlNbJXLnnJA6UubYfm6Mom5/dxkw0dUpUE6EO/ko4/aIP7kQJ663sprtT7+Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T14:33:45.001905Z","bundle_sha256":"978750a203806d3abcf772a3653c9a8d88ba8d6d5c93a63c906d0190b3ad39fc"}}