{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:EZAYXKLL4W74JBDD66PGQZK6LR","short_pith_number":"pith:EZAYXKLL","canonical_record":{"source":{"id":"1009.5991","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T20:00:03Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"16be7973d8c30b20327bc69a73a2e2713a92346add55044515ec9546e668109f","abstract_canon_sha256":"65621ad95fab2f1ea2dbd9801fa0cd12df2d1cdbb8c641ff47dd96230281a716"},"schema_version":"1.0"},"canonical_sha256":"26418ba96be5bfc48463f79e68655e5c464e209bac23c8ca8eb573029e5f4c80","source":{"kind":"arxiv","id":"1009.5991","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.5991","created_at":"2026-05-18T01:23:21Z"},{"alias_kind":"arxiv_version","alias_value":"1009.5991v1","created_at":"2026-05-18T01:23:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.5991","created_at":"2026-05-18T01:23:21Z"},{"alias_kind":"pith_short_12","alias_value":"EZAYXKLL4W74","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EZAYXKLL4W74JBDD","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EZAYXKLL","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:EZAYXKLL4W74JBDD66PGQZK6LR","target":"record","payload":{"canonical_record":{"source":{"id":"1009.5991","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T20:00:03Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"16be7973d8c30b20327bc69a73a2e2713a92346add55044515ec9546e668109f","abstract_canon_sha256":"65621ad95fab2f1ea2dbd9801fa0cd12df2d1cdbb8c641ff47dd96230281a716"},"schema_version":"1.0"},"canonical_sha256":"26418ba96be5bfc48463f79e68655e5c464e209bac23c8ca8eb573029e5f4c80","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:23:21.145470Z","signature_b64":"+39FKv9teunRsGx4TYTHHIfGqsturLOQSflhEmC7xssiLw41bUmxtOHrXa1hXYeSU13llXf+o8qtXPXFLFiAAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"26418ba96be5bfc48463f79e68655e5c464e209bac23c8ca8eb573029e5f4c80","last_reissued_at":"2026-05-18T01:23:21.144798Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:23:21.144798Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.5991","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":"2026-05-18T01:23:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8hyf9uOYllj+Itq/3PC1gy+YYQSmjyoAtYz6Wsmp/D/jRM8fIVhwjhJruRAwFoAGW8bQhygX+pSuEQYUGLgPCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:00:37.983416Z"},"content_sha256":"cdb87ab7b0a0b44dde721796d3bf2a9e270ffe68284b3910ea4176dc002796f3","schema_version":"1.0","event_id":"sha256:cdb87ab7b0a0b44dde721796d3bf2a9e270ffe68284b3910ea4176dc002796f3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:EZAYXKLL4W74JBDD66PGQZK6LR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Search for brown-dwarf companions of stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Damien Segransan, Didier Queloz, Dominique Naef, Francesco Pepe, Johannes Sahlmann, Maxime Marmier, Michel Mayor, Nuno C. Santos, Shay Zucker, Stephane Udry","submitted_at":"2010-09-29T20:00:03Z","abstract_excerpt":"The discovery of 9 new brown-dwarf candidates orbiting stars in the CORALIE and HARPS radial-velocity surveys is reported. New CORALIE radial velocities yielding accurate orbits of 6 previously-known hosts of potential brown-dwarf companions are presented. Including targets selected from the literature, 33 hosts of potential brown-dwarf companions are examined. Employing innovative methods, we use the new reduction of the Hipparcos data to fully characterise the astrometric orbits of 6 objects, revealing M-dwarf companions with masses between 90 M_Jup and 0.52 M_Sun. Additionally, the masses o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.5991","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":"2026-05-18T01:23:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"meBD5kdFkoI+IN1JOBjlP2Kcno9JrJHTf4xw5rtJxtRLko3VCfY++udBuaxz4wINSZq2KFW2tEOa6xLEQt/gAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:00:37.983764Z"},"content_sha256":"5159d0d429b5c6b171c25eec89bc2b35508c4be51b84f2ae606ea64a4cd4df48","schema_version":"1.0","event_id":"sha256:5159d0d429b5c6b171c25eec89bc2b35508c4be51b84f2ae606ea64a4cd4df48"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EZAYXKLL4W74JBDD66PGQZK6LR/bundle.json","state_url":"https://pith.science/pith/EZAYXKLL4W74JBDD66PGQZK6LR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EZAYXKLL4W74JBDD66PGQZK6LR/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":"2026-05-28T15:00:37Z","links":{"resolver":"https://pith.science/pith/EZAYXKLL4W74JBDD66PGQZK6LR","bundle":"https://pith.science/pith/EZAYXKLL4W74JBDD66PGQZK6LR/bundle.json","state":"https://pith.science/pith/EZAYXKLL4W74JBDD66PGQZK6LR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EZAYXKLL4W74JBDD66PGQZK6LR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:EZAYXKLL4W74JBDD66PGQZK6LR","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":"65621ad95fab2f1ea2dbd9801fa0cd12df2d1cdbb8c641ff47dd96230281a716","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T20:00:03Z","title_canon_sha256":"16be7973d8c30b20327bc69a73a2e2713a92346add55044515ec9546e668109f"},"schema_version":"1.0","source":{"id":"1009.5991","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.5991","created_at":"2026-05-18T01:23:21Z"},{"alias_kind":"arxiv_version","alias_value":"1009.5991v1","created_at":"2026-05-18T01:23:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.5991","created_at":"2026-05-18T01:23:21Z"},{"alias_kind":"pith_short_12","alias_value":"EZAYXKLL4W74","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EZAYXKLL4W74JBDD","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EZAYXKLL","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:5159d0d429b5c6b171c25eec89bc2b35508c4be51b84f2ae606ea64a4cd4df48","target":"graph","created_at":"2026-05-18T01:23:21Z","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 discovery of 9 new brown-dwarf candidates orbiting stars in the CORALIE and HARPS radial-velocity surveys is reported. New CORALIE radial velocities yielding accurate orbits of 6 previously-known hosts of potential brown-dwarf companions are presented. Including targets selected from the literature, 33 hosts of potential brown-dwarf companions are examined. Employing innovative methods, we use the new reduction of the Hipparcos data to fully characterise the astrometric orbits of 6 objects, revealing M-dwarf companions with masses between 90 M_Jup and 0.52 M_Sun. Additionally, the masses o","authors_text":"Damien Segransan, Didier Queloz, Dominique Naef, Francesco Pepe, Johannes Sahlmann, Maxime Marmier, Michel Mayor, Nuno C. Santos, Shay Zucker, Stephane Udry","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T20:00:03Z","title":"Search for brown-dwarf companions of stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.5991","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:cdb87ab7b0a0b44dde721796d3bf2a9e270ffe68284b3910ea4176dc002796f3","target":"record","created_at":"2026-05-18T01:23:21Z","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":"65621ad95fab2f1ea2dbd9801fa0cd12df2d1cdbb8c641ff47dd96230281a716","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T20:00:03Z","title_canon_sha256":"16be7973d8c30b20327bc69a73a2e2713a92346add55044515ec9546e668109f"},"schema_version":"1.0","source":{"id":"1009.5991","kind":"arxiv","version":1}},"canonical_sha256":"26418ba96be5bfc48463f79e68655e5c464e209bac23c8ca8eb573029e5f4c80","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"26418ba96be5bfc48463f79e68655e5c464e209bac23c8ca8eb573029e5f4c80","first_computed_at":"2026-05-18T01:23:21.144798Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:23:21.144798Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+39FKv9teunRsGx4TYTHHIfGqsturLOQSflhEmC7xssiLw41bUmxtOHrXa1hXYeSU13llXf+o8qtXPXFLFiAAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:23:21.145470Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.5991","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cdb87ab7b0a0b44dde721796d3bf2a9e270ffe68284b3910ea4176dc002796f3","sha256:5159d0d429b5c6b171c25eec89bc2b35508c4be51b84f2ae606ea64a4cd4df48"],"state_sha256":"443906ef6f1e130ce374112c11d230e1ff6b3904bd29903de459721539679721"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+/icJC9qbCDLHB9Io1fhJXbIQHw3K2a8NhKVIILo2vvQkMB/VQGcXhe3Asg7r9boh2rMzv2iYll94T7n5EeLCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T15:00:37.985774Z","bundle_sha256":"0a76417522eb13d636b09e2833d4ff369055647e012cc0bd36c8d732eff9e10f"}}