{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:6UUXRFEDWRG54DDLTSAYOSUV6H","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":"107e52647d866131f53a8d99b6df5fac0ec68f0cf44b555680998d8223d30a3c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-09-09T17:06:03Z","title_canon_sha256":"72af97d32320a90e066d788ded06c94d8bb1d567f70a3fbf031bda18bd0f3c6f"},"schema_version":"1.0","source":{"id":"1609.02859","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.02859","created_at":"2026-05-18T01:04:09Z"},{"alias_kind":"arxiv_version","alias_value":"1609.02859v1","created_at":"2026-05-18T01:04:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.02859","created_at":"2026-05-18T01:04:09Z"},{"alias_kind":"pith_short_12","alias_value":"6UUXRFEDWRG5","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"6UUXRFEDWRG54DDL","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"6UUXRFED","created_at":"2026-05-18T12:30:04Z"}],"graph_snapshots":[{"event_id":"sha256:1cd6e31d79dc2c1755943a459a038932b5a8b46a39d76ca0f83c2175068e7e49","target":"graph","created_at":"2026-05-18T01:04:09Z","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 origin of the very red optical and infrared colours of intermediate-age ($\\sim$10 - 500 Myr) L-type dwarfs remains unknown. It has been suggested that low-gravity atmospheres containing large amounts of dust may account for the observed reddish nature. We explored an alternative scenario by simulating protoplanetary and debris discs around G196-3B, which is an L3 young brown dwarf with a mass of $\\sim 15$ $M_{\\rm Jup}$ and an age in the interval 20 - 300 Myr. The best-fit solution to G196-3B's photometric spectral energy distribution from optical wavelengths through 24 $\\mu$m corresponds t","authors_text":"Mar\\'ia Rosa Zapatero Osorio, Olga V. Zakhozhay, V\\'ictor J. S. B\\'ejar, Yann Boehler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-09-09T17:06:03Z","title":"Spectral energy distribution simulations of a possible ring structure around the young, red brown dwarf G196-3B"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.02859","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":"sha256:27c80f2270029f41b84d052d512477e4218c2af32498776942e6c61e7aca93ba","target":"record","created_at":"2026-05-18T01:04:09Z","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":"107e52647d866131f53a8d99b6df5fac0ec68f0cf44b555680998d8223d30a3c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-09-09T17:06:03Z","title_canon_sha256":"72af97d32320a90e066d788ded06c94d8bb1d567f70a3fbf031bda18bd0f3c6f"},"schema_version":"1.0","source":{"id":"1609.02859","kind":"arxiv","version":1}},"canonical_sha256":"f529789483b44dde0c6b9c81874a95f1dcf4058a6be5aefb5fe3054b14e55aa4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f529789483b44dde0c6b9c81874a95f1dcf4058a6be5aefb5fe3054b14e55aa4","first_computed_at":"2026-05-18T01:04:09.898025Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:09.898025Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NM8JvMqcV2ZiFpUYG8seLVRyTg26rE4r9hOrL1zW2ZTwJJr/vBkuDVvlcv1+HT5w4nFiuds3EOct26OPstsnDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:09.898490Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.02859","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:27c80f2270029f41b84d052d512477e4218c2af32498776942e6c61e7aca93ba","sha256:1cd6e31d79dc2c1755943a459a038932b5a8b46a39d76ca0f83c2175068e7e49"],"state_sha256":"076c7e5fe745eab437f33f56f49cf1e32fee1d5e275e478c3bed3b26e757c15a"}