{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:AN3YWGXWWUUDVNEEQBOV7QGHQF","short_pith_number":"pith:AN3YWGXW","canonical_record":{"source":{"id":"1309.0033","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-30T21:36:18Z","cross_cats_sorted":[],"title_canon_sha256":"627373ac484de73a749bee7ca00a22200cab27f9ce9af5ba4e04f3bfe12081ae","abstract_canon_sha256":"56db4c06c882f119a96f27cdee0d745d7eb6c5f3ecc907c77348b583de9a61dd"},"schema_version":"1.0"},"canonical_sha256":"03778b1af6b5283ab484805d5fc0c7816aeb0539e386a8b5aa49f42bc9e5344c","source":{"kind":"arxiv","id":"1309.0033","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0033","created_at":"2026-05-18T03:05:25Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0033v2","created_at":"2026-05-18T03:05:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0033","created_at":"2026-05-18T03:05:25Z"},{"alias_kind":"pith_short_12","alias_value":"AN3YWGXWWUUD","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"AN3YWGXWWUUDVNEE","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"AN3YWGXW","created_at":"2026-05-18T12:27:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:AN3YWGXWWUUDVNEEQBOV7QGHQF","target":"record","payload":{"canonical_record":{"source":{"id":"1309.0033","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-30T21:36:18Z","cross_cats_sorted":[],"title_canon_sha256":"627373ac484de73a749bee7ca00a22200cab27f9ce9af5ba4e04f3bfe12081ae","abstract_canon_sha256":"56db4c06c882f119a96f27cdee0d745d7eb6c5f3ecc907c77348b583de9a61dd"},"schema_version":"1.0"},"canonical_sha256":"03778b1af6b5283ab484805d5fc0c7816aeb0539e386a8b5aa49f42bc9e5344c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:05:25.831790Z","signature_b64":"5DAM+nTUQYlzYkEVgfBObasXu3sbL84zBFvUVBiUn/25Q22lsBZpeXs99r+ULYUfBpnHAzmGspz7zjhdUtY+Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03778b1af6b5283ab484805d5fc0c7816aeb0539e386a8b5aa49f42bc9e5344c","last_reissued_at":"2026-05-18T03:05:25.831204Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:05:25.831204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.0033","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:05:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aIjkD+hugQ7DU8RpT2IPg03oksWLUzjP3fRYF4AB6WuO4LAkAsPJ3F752O1ZYW+51Aeh6ea7pcgcb/3fvNdFAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T05:20:30.332462Z"},"content_sha256":"17a7b39f5b256e49c7f27397e1a4890c31ae2d2e0861bc9733c131942a613fad","schema_version":"1.0","event_id":"sha256:17a7b39f5b256e49c7f27397e1a4890c31ae2d2e0861bc9733c131942a613fad"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:AN3YWGXWWUUDVNEEQBOV7QGHQF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic Inhibition of Convection and the Fundamental Properties of Low-Mass Stars. I. Stars with a Radiative Core","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Brian Chaboyer, Gregory A. Feiden","submitted_at":"2013-08-30T21:36:18Z","abstract_excerpt":"Magnetic fields are hypothesized to inflate the radii of low-mass stars---defined as less massive than 0.8$M_\\odot$---in detached eclipsing binaries (DEBs). We investigate this hypothesis using the recently introduced magnetic Dartmouth stellar evolution code. In particular, we focus on stars thought to have a radiative core and convective outer envelope by studying in detail three individual DEBs: UV Psc, YY Gem, and CU Cnc. The results suggest that the stabilization of thermal convection by a magnetic field is a plausible explanation for the observed model-radius discrepancies. However, surf"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0033","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":""},"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":"2026-05-18T03:05:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A5vFZVjGKmU7J8XjjqKyEKCvPra0ndj8d87cxV/+ySmnCinMjGum/vtyXvWv3WB4OzVvMx2A2XtiTmwZERrlDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T05:20:30.333172Z"},"content_sha256":"76e1a4fc682405cb92cd064767493b59b4be3a28830ef47547f01c5a6c87d042","schema_version":"1.0","event_id":"sha256:76e1a4fc682405cb92cd064767493b59b4be3a28830ef47547f01c5a6c87d042"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AN3YWGXWWUUDVNEEQBOV7QGHQF/bundle.json","state_url":"https://pith.science/pith/AN3YWGXWWUUDVNEEQBOV7QGHQF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AN3YWGXWWUUDVNEEQBOV7QGHQF/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":"2026-05-27T05:20:30Z","links":{"resolver":"https://pith.science/pith/AN3YWGXWWUUDVNEEQBOV7QGHQF","bundle":"https://pith.science/pith/AN3YWGXWWUUDVNEEQBOV7QGHQF/bundle.json","state":"https://pith.science/pith/AN3YWGXWWUUDVNEEQBOV7QGHQF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AN3YWGXWWUUDVNEEQBOV7QGHQF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:AN3YWGXWWUUDVNEEQBOV7QGHQF","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":"56db4c06c882f119a96f27cdee0d745d7eb6c5f3ecc907c77348b583de9a61dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-30T21:36:18Z","title_canon_sha256":"627373ac484de73a749bee7ca00a22200cab27f9ce9af5ba4e04f3bfe12081ae"},"schema_version":"1.0","source":{"id":"1309.0033","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0033","created_at":"2026-05-18T03:05:25Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0033v2","created_at":"2026-05-18T03:05:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0033","created_at":"2026-05-18T03:05:25Z"},{"alias_kind":"pith_short_12","alias_value":"AN3YWGXWWUUD","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"AN3YWGXWWUUDVNEE","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"AN3YWGXW","created_at":"2026-05-18T12:27:38Z"}],"graph_snapshots":[{"event_id":"sha256:76e1a4fc682405cb92cd064767493b59b4be3a28830ef47547f01c5a6c87d042","target":"graph","created_at":"2026-05-18T03:05:25Z","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":"Magnetic fields are hypothesized to inflate the radii of low-mass stars---defined as less massive than 0.8$M_\\odot$---in detached eclipsing binaries (DEBs). We investigate this hypothesis using the recently introduced magnetic Dartmouth stellar evolution code. In particular, we focus on stars thought to have a radiative core and convective outer envelope by studying in detail three individual DEBs: UV Psc, YY Gem, and CU Cnc. The results suggest that the stabilization of thermal convection by a magnetic field is a plausible explanation for the observed model-radius discrepancies. However, surf","authors_text":"Brian Chaboyer, Gregory A. Feiden","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-30T21:36:18Z","title":"Magnetic Inhibition of Convection and the Fundamental Properties of Low-Mass Stars. I. Stars with a Radiative Core"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0033","kind":"arxiv","version":2},"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":"sha256:17a7b39f5b256e49c7f27397e1a4890c31ae2d2e0861bc9733c131942a613fad","target":"record","created_at":"2026-05-18T03:05:25Z","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":"56db4c06c882f119a96f27cdee0d745d7eb6c5f3ecc907c77348b583de9a61dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-30T21:36:18Z","title_canon_sha256":"627373ac484de73a749bee7ca00a22200cab27f9ce9af5ba4e04f3bfe12081ae"},"schema_version":"1.0","source":{"id":"1309.0033","kind":"arxiv","version":2}},"canonical_sha256":"03778b1af6b5283ab484805d5fc0c7816aeb0539e386a8b5aa49f42bc9e5344c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"03778b1af6b5283ab484805d5fc0c7816aeb0539e386a8b5aa49f42bc9e5344c","first_computed_at":"2026-05-18T03:05:25.831204Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:05:25.831204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5DAM+nTUQYlzYkEVgfBObasXu3sbL84zBFvUVBiUn/25Q22lsBZpeXs99r+ULYUfBpnHAzmGspz7zjhdUtY+Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:05:25.831790Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.0033","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:17a7b39f5b256e49c7f27397e1a4890c31ae2d2e0861bc9733c131942a613fad","sha256:76e1a4fc682405cb92cd064767493b59b4be3a28830ef47547f01c5a6c87d042"],"state_sha256":"4f14cf36a64b58fd88962d4d686b46abc3a572fbe96a3492dfdb4fade542cd83"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VNZm5DCigJ9IHc5A8hHSntVdGcHxwEuo+9F8XW9p7DBGSI1OsIclsSp+db5kxC7OpHSQRAN0sId6lj1bxTglAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T05:20:30.335981Z","bundle_sha256":"1730cfbc84a57bfa8cea965c7dc46056899ff3395e0dc0627c8d12613af0676a"}}