{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:EF2TV3O2AYBXIHNNYGHQ5LAZVF","short_pith_number":"pith:EF2TV3O2","canonical_record":{"source":{"id":"1008.4141","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-08-24T20:03:59Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"c670537917efbcf82707c3b6844b0468eb5322a999c524b1153f0268d3016f2c","abstract_canon_sha256":"d04ba2daab107e3cef015f50468c831d997336bfadc03be11c2db96a062ac555"},"schema_version":"1.0"},"canonical_sha256":"21753aedda0603741dadc18f0eac19a950244e9f057a92038342383ef12876ec","source":{"kind":"arxiv","id":"1008.4141","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.4141","created_at":"2026-05-18T02:05:43Z"},{"alias_kind":"arxiv_version","alias_value":"1008.4141v4","created_at":"2026-05-18T02:05:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.4141","created_at":"2026-05-18T02:05:43Z"},{"alias_kind":"pith_short_12","alias_value":"EF2TV3O2AYBX","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EF2TV3O2AYBXIHNN","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EF2TV3O2","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:EF2TV3O2AYBXIHNNYGHQ5LAZVF","target":"record","payload":{"canonical_record":{"source":{"id":"1008.4141","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-08-24T20:03:59Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"c670537917efbcf82707c3b6844b0468eb5322a999c524b1153f0268d3016f2c","abstract_canon_sha256":"d04ba2daab107e3cef015f50468c831d997336bfadc03be11c2db96a062ac555"},"schema_version":"1.0"},"canonical_sha256":"21753aedda0603741dadc18f0eac19a950244e9f057a92038342383ef12876ec","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:43.104458Z","signature_b64":"VI67N21+wK3y0N1FtmxKuQl/s+om9CeC7CDdvuDEvbkYIRy7x2za9UNPlbQlHmk779UbOLsLkMZKLFWoHRDGAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"21753aedda0603741dadc18f0eac19a950244e9f057a92038342383ef12876ec","last_reissued_at":"2026-05-18T02:05:43.103849Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:43.103849Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1008.4141","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:05:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hlrEWmIVu3K7xsUFcqMYTcPAZm6BfT4LdtG6fcyLmm7gmqLPfNYI+NGQX5822keRIMkb/5FfAnZVZr7lB0sZAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T14:09:35.134774Z"},"content_sha256":"b0176c823fe001ef12dadbcfee64d42f1939822f89555fdfc8873508cc96650d","schema_version":"1.0","event_id":"sha256:b0176c823fe001ef12dadbcfee64d42f1939822f89555fdfc8873508cc96650d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:EF2TV3O2AYBXIHNNYGHQ5LAZVF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"LHS6343C: A Transiting Field Brown Dwarf Discovered by the Kepler Mission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Andrew W. Howard, Carly Chubak, Geoff W. Marcy, Howard Isaacson, Ian J. Crossfield, John Asher Johnson, Justin R. Crepp, J. Zachary Gazak, Kevin Apps, Timothy D. Morton","submitted_at":"2010-08-24T20:03:59Z","abstract_excerpt":"We report the discovery of a brown dwarf that transits one member of the M+M binary system LHS6343AB every 12.71 days. The transits were discovered using photometric data from the Kelper public data release. The LHS6343 stellar system was previously identified as a single high-proper-motion M dwarf. We use high-contrast imaging to resolve the system into two low-mass stars with masses 0.45 Msun and 0.36 Msun, respectively, and a projected separation of 55 arcsec. High-resolution spectroscopy shows that the more massive component undergoes Doppler variations consistent with Keplerian motion, wi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.4141","kind":"arxiv","version":4},"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":"2026-05-18T02:05:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MhAUwlcxDZSrFNhwmcryV2hAbX9QyKZgjdAEK7iZzLOg+eUcxrmsTbg0s1X7RiL15ukCFsixB0YJ/eQOj5LNDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T14:09:35.135125Z"},"content_sha256":"a499ff67372f05dd3b52b3bb96d2957b5c80e5d399bdcfa9f0adcc57db8c1342","schema_version":"1.0","event_id":"sha256:a499ff67372f05dd3b52b3bb96d2957b5c80e5d399bdcfa9f0adcc57db8c1342"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EF2TV3O2AYBXIHNNYGHQ5LAZVF/bundle.json","state_url":"https://pith.science/pith/EF2TV3O2AYBXIHNNYGHQ5LAZVF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EF2TV3O2AYBXIHNNYGHQ5LAZVF/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":"2026-05-20T14:09:35Z","links":{"resolver":"https://pith.science/pith/EF2TV3O2AYBXIHNNYGHQ5LAZVF","bundle":"https://pith.science/pith/EF2TV3O2AYBXIHNNYGHQ5LAZVF/bundle.json","state":"https://pith.science/pith/EF2TV3O2AYBXIHNNYGHQ5LAZVF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EF2TV3O2AYBXIHNNYGHQ5LAZVF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:EF2TV3O2AYBXIHNNYGHQ5LAZVF","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":"d04ba2daab107e3cef015f50468c831d997336bfadc03be11c2db96a062ac555","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-08-24T20:03:59Z","title_canon_sha256":"c670537917efbcf82707c3b6844b0468eb5322a999c524b1153f0268d3016f2c"},"schema_version":"1.0","source":{"id":"1008.4141","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.4141","created_at":"2026-05-18T02:05:43Z"},{"alias_kind":"arxiv_version","alias_value":"1008.4141v4","created_at":"2026-05-18T02:05:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.4141","created_at":"2026-05-18T02:05:43Z"},{"alias_kind":"pith_short_12","alias_value":"EF2TV3O2AYBX","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EF2TV3O2AYBXIHNN","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EF2TV3O2","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:a499ff67372f05dd3b52b3bb96d2957b5c80e5d399bdcfa9f0adcc57db8c1342","target":"graph","created_at":"2026-05-18T02:05:43Z","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 report the discovery of a brown dwarf that transits one member of the M+M binary system LHS6343AB every 12.71 days. The transits were discovered using photometric data from the Kelper public data release. The LHS6343 stellar system was previously identified as a single high-proper-motion M dwarf. We use high-contrast imaging to resolve the system into two low-mass stars with masses 0.45 Msun and 0.36 Msun, respectively, and a projected separation of 55 arcsec. High-resolution spectroscopy shows that the more massive component undergoes Doppler variations consistent with Keplerian motion, wi","authors_text":"Andrew W. Howard, Carly Chubak, Geoff W. Marcy, Howard Isaacson, Ian J. Crossfield, John Asher Johnson, Justin R. Crepp, J. Zachary Gazak, Kevin Apps, Timothy D. Morton","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-08-24T20:03:59Z","title":"LHS6343C: A Transiting Field Brown Dwarf Discovered by the Kepler Mission"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.4141","kind":"arxiv","version":4},"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:b0176c823fe001ef12dadbcfee64d42f1939822f89555fdfc8873508cc96650d","target":"record","created_at":"2026-05-18T02:05:43Z","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":"d04ba2daab107e3cef015f50468c831d997336bfadc03be11c2db96a062ac555","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-08-24T20:03:59Z","title_canon_sha256":"c670537917efbcf82707c3b6844b0468eb5322a999c524b1153f0268d3016f2c"},"schema_version":"1.0","source":{"id":"1008.4141","kind":"arxiv","version":4}},"canonical_sha256":"21753aedda0603741dadc18f0eac19a950244e9f057a92038342383ef12876ec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"21753aedda0603741dadc18f0eac19a950244e9f057a92038342383ef12876ec","first_computed_at":"2026-05-18T02:05:43.103849Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:43.103849Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VI67N21+wK3y0N1FtmxKuQl/s+om9CeC7CDdvuDEvbkYIRy7x2za9UNPlbQlHmk779UbOLsLkMZKLFWoHRDGAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:43.104458Z","signed_message":"canonical_sha256_bytes"},"source_id":"1008.4141","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b0176c823fe001ef12dadbcfee64d42f1939822f89555fdfc8873508cc96650d","sha256:a499ff67372f05dd3b52b3bb96d2957b5c80e5d399bdcfa9f0adcc57db8c1342"],"state_sha256":"5e3afa98126ac04718c0dfa7c2bc8a7d77da41f6b8cc7b248e95e9f313bcebef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FAngfsIrPgAqtFBSMH69/xB6paAHcyyiJX7awr6cT8OMRLIgWgdAn8Pllyf41g3eSFbXt2iFLHstDRHrMJJ8Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T14:09:35.137108Z","bundle_sha256":"5496f67191e44d6a1e493bdef6827b26f766fd7f2edfead95a554fbbf4dad113"}}