{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:XHPC6JDRRDJKAVF7P5T44KFR3J","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":"368e3d042fe1f3747f4045013e33e9b601430ed85a959d12c4b307d9927e67fb","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-10-22T18:05:44Z","title_canon_sha256":"55dcc807e19f6e06224e513d2ab54de340955162e086f848c59c1b61911f6c1a"},"schema_version":"1.0","source":{"id":"2110.11982","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.11982","created_at":"2026-07-05T03:28:28Z"},{"alias_kind":"arxiv_version","alias_value":"2110.11982v1","created_at":"2026-07-05T03:28:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.11982","created_at":"2026-07-05T03:28:28Z"},{"alias_kind":"pith_short_12","alias_value":"XHPC6JDRRDJK","created_at":"2026-07-05T03:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"XHPC6JDRRDJKAVF7","created_at":"2026-07-05T03:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"XHPC6JDR","created_at":"2026-07-05T03:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:fd572c27c6f793dbc3988845056476410fbe0a8135a2a5d4926cb9b606b3c452","target":"graph","created_at":"2026-07-05T03:28:28Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2110.11982/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The theory of substellar evolution predicts that there is a sharp mass boundary between lithium and non-lithium brown dwarfs, not far below the substellar-mass limit. The imprint of thermonuclear burning is carved on the surface lithium abundance of substellar-mass objects during the first few hundred million years of their evolution, leading to a sharp boundary between lithium and non-lithium brown dwarfs, so-called, the lithium test. New optical spectroscopic observations of the binaries DENIS+J063001.4-184014 and DENIS+J225210.7-173013 obtained using the 10.4-m Gran Telescopio de Canarias a","authors_text":"Carlos del Burgo, Eduardo L. Mart\\'in, Nicolas Lodieu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-10-22T18:05:44Z","title":"New constraints on the minimum mass for thermonuclear lithium burning in brown dwarfs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.11982","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:c7bb600865a815a00168ee203e06aaf5b43e0b9a9076e730be2ad38278ef68d0","target":"record","created_at":"2026-07-05T03:28:28Z","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":"368e3d042fe1f3747f4045013e33e9b601430ed85a959d12c4b307d9927e67fb","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-10-22T18:05:44Z","title_canon_sha256":"55dcc807e19f6e06224e513d2ab54de340955162e086f848c59c1b61911f6c1a"},"schema_version":"1.0","source":{"id":"2110.11982","kind":"arxiv","version":1}},"canonical_sha256":"b9de2f247188d2a054bf7f67ce28b1da405a5f672cdc434a3a982e4466cd7d73","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9de2f247188d2a054bf7f67ce28b1da405a5f672cdc434a3a982e4466cd7d73","first_computed_at":"2026-07-05T03:28:28.810513Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:28:28.810513Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dWW+c/586442PYkuRP9kL7V0kjA/fVE6pROFEtR7kLV3AH9iOTiLRAJQXbTrxRxWX56D4obotPFhM9PArm+wAg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:28:28.810895Z","signed_message":"canonical_sha256_bytes"},"source_id":"2110.11982","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c7bb600865a815a00168ee203e06aaf5b43e0b9a9076e730be2ad38278ef68d0","sha256:fd572c27c6f793dbc3988845056476410fbe0a8135a2a5d4926cb9b606b3c452"],"state_sha256":"7c1c0b4b41a58bd042bb88e7efe54e52035ca88ecbe964142a505449042bb1b0"}