{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:SNYWK5E75UNDCPUB666XO5ZHY6","short_pith_number":"pith:SNYWK5E7","canonical_record":{"source":{"id":"1310.8567","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-31T16:05:49Z","cross_cats_sorted":[],"title_canon_sha256":"02f576b333eb12a09f3ebb13cfeb9e171277aea0197736569c7f7b2795b40099","abstract_canon_sha256":"beb7205da9b8b4973d61c5aa9ed57ae20e1070d8dc529417231e87fca8780f29"},"schema_version":"1.0"},"canonical_sha256":"937165749fed1a313e81f7bd777727c787423cfeaafaec1960d26794e2c9d12c","source":{"kind":"arxiv","id":"1310.8567","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.8567","created_at":"2026-05-18T02:57:08Z"},{"alias_kind":"arxiv_version","alias_value":"1310.8567v1","created_at":"2026-05-18T02:57:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.8567","created_at":"2026-05-18T02:57:08Z"},{"alias_kind":"pith_short_12","alias_value":"SNYWK5E75UND","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"SNYWK5E75UNDCPUB","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"SNYWK5E7","created_at":"2026-05-18T12:27:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:SNYWK5E75UNDCPUB666XO5ZHY6","target":"record","payload":{"canonical_record":{"source":{"id":"1310.8567","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-31T16:05:49Z","cross_cats_sorted":[],"title_canon_sha256":"02f576b333eb12a09f3ebb13cfeb9e171277aea0197736569c7f7b2795b40099","abstract_canon_sha256":"beb7205da9b8b4973d61c5aa9ed57ae20e1070d8dc529417231e87fca8780f29"},"schema_version":"1.0"},"canonical_sha256":"937165749fed1a313e81f7bd777727c787423cfeaafaec1960d26794e2c9d12c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:57:08.239039Z","signature_b64":"0liHtF7/i3j/GbDRgDwzjx+5pKExAGxzOChunwqMdukbM6KVc+tgynSWf4P7etIVpuLAfOvFy8woL2esWDtHCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"937165749fed1a313e81f7bd777727c787423cfeaafaec1960d26794e2c9d12c","last_reissued_at":"2026-05-18T02:57:08.238551Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:57:08.238551Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.8567","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":"2026-05-18T02:57:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wyp/kD7fHXdViZopjegc1tPDTxx88fRBBFXGNhBmPBZDSbv1hWspb0geveV7T4KzboaVXgBLwh0GuxDUEceYCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T12:07:51.172771Z"},"content_sha256":"836e5f77724be2a8e30658f6dfe44afbc59849f9d4a1102cf47c42d0b4a87d22","schema_version":"1.0","event_id":"sha256:836e5f77724be2a8e30658f6dfe44afbc59849f9d4a1102cf47c42d0b4a87d22"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:SNYWK5E75UNDCPUB666XO5ZHY6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic Field Induced Radius Inflation of Low-Mass Stars","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":"2013-10-31T16:05:49Z","abstract_excerpt":"We present results obtained using the magnetic Dartmouth stellar evolution code that address the possibility that magnetic fields are inflating low-mass stars in detached eclipsing binaries. While it seems plausible that magnetic fields are inflating stars with radiative cores, the level of inflation observed among fully convective stars appears too large to be explained by magnetic fields. We provide an alternative explanation, stellar metallicity, and propose observations that can help further constrain stellar models."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.8567","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":"2026-05-18T02:57:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KYR7xyOeN8+kRWbXTzR1P5c1sYe3qGt12EvJW+LDu/99RCRfevAqv7xP0WVLsWnnWm031jgg+If6PpjQcfziAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T12:07:51.173518Z"},"content_sha256":"8cf2666c2c1c14dd5e7c1966c9a5a158a4f0a8ad1901be5400e0a6d8b0cdb5d2","schema_version":"1.0","event_id":"sha256:8cf2666c2c1c14dd5e7c1966c9a5a158a4f0a8ad1901be5400e0a6d8b0cdb5d2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SNYWK5E75UNDCPUB666XO5ZHY6/bundle.json","state_url":"https://pith.science/pith/SNYWK5E75UNDCPUB666XO5ZHY6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SNYWK5E75UNDCPUB666XO5ZHY6/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":"2026-06-09T12:07:51Z","links":{"resolver":"https://pith.science/pith/SNYWK5E75UNDCPUB666XO5ZHY6","bundle":"https://pith.science/pith/SNYWK5E75UNDCPUB666XO5ZHY6/bundle.json","state":"https://pith.science/pith/SNYWK5E75UNDCPUB666XO5ZHY6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SNYWK5E75UNDCPUB666XO5ZHY6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:SNYWK5E75UNDCPUB666XO5ZHY6","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":"beb7205da9b8b4973d61c5aa9ed57ae20e1070d8dc529417231e87fca8780f29","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-31T16:05:49Z","title_canon_sha256":"02f576b333eb12a09f3ebb13cfeb9e171277aea0197736569c7f7b2795b40099"},"schema_version":"1.0","source":{"id":"1310.8567","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.8567","created_at":"2026-05-18T02:57:08Z"},{"alias_kind":"arxiv_version","alias_value":"1310.8567v1","created_at":"2026-05-18T02:57:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.8567","created_at":"2026-05-18T02:57:08Z"},{"alias_kind":"pith_short_12","alias_value":"SNYWK5E75UND","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"SNYWK5E75UNDCPUB","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"SNYWK5E7","created_at":"2026-05-18T12:27:59Z"}],"graph_snapshots":[{"event_id":"sha256:8cf2666c2c1c14dd5e7c1966c9a5a158a4f0a8ad1901be5400e0a6d8b0cdb5d2","target":"graph","created_at":"2026-05-18T02:57:08Z","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":"We present results obtained using the magnetic Dartmouth stellar evolution code that address the possibility that magnetic fields are inflating low-mass stars in detached eclipsing binaries. While it seems plausible that magnetic fields are inflating stars with radiative cores, the level of inflation observed among fully convective stars appears too large to be explained by magnetic fields. We provide an alternative explanation, stellar metallicity, and propose observations that can help further constrain stellar models.","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":"2013-10-31T16:05:49Z","title":"Magnetic Field Induced Radius Inflation of Low-Mass Stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.8567","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":"sha256:836e5f77724be2a8e30658f6dfe44afbc59849f9d4a1102cf47c42d0b4a87d22","target":"record","created_at":"2026-05-18T02:57:08Z","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":"beb7205da9b8b4973d61c5aa9ed57ae20e1070d8dc529417231e87fca8780f29","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-31T16:05:49Z","title_canon_sha256":"02f576b333eb12a09f3ebb13cfeb9e171277aea0197736569c7f7b2795b40099"},"schema_version":"1.0","source":{"id":"1310.8567","kind":"arxiv","version":1}},"canonical_sha256":"937165749fed1a313e81f7bd777727c787423cfeaafaec1960d26794e2c9d12c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"937165749fed1a313e81f7bd777727c787423cfeaafaec1960d26794e2c9d12c","first_computed_at":"2026-05-18T02:57:08.238551Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:57:08.238551Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0liHtF7/i3j/GbDRgDwzjx+5pKExAGxzOChunwqMdukbM6KVc+tgynSWf4P7etIVpuLAfOvFy8woL2esWDtHCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:57:08.239039Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.8567","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:836e5f77724be2a8e30658f6dfe44afbc59849f9d4a1102cf47c42d0b4a87d22","sha256:8cf2666c2c1c14dd5e7c1966c9a5a158a4f0a8ad1901be5400e0a6d8b0cdb5d2"],"state_sha256":"e15068c5ae5e89d3b5d601bfb19a16d2a494252d26ca3f3b2eac5fd79ef5e70a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rmU0+MJ8EzLQERaTM1EKoMHsbLmmxZE6uGu5gw8va1sWYM4VHO4NAKivuM2dFtdfugmOtR4irDpCTy9gB6ueAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T12:07:51.177934Z","bundle_sha256":"d40cce522370070955fb1f07af645b3c28120753c805d20034f2cdbc107df69e"}}