{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:LELTLWS3JT2IALDB7BCC6NUQWK","short_pith_number":"pith:LELTLWS3","canonical_record":{"source":{"id":"1205.2279","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-05-10T14:41:52Z","cross_cats_sorted":[],"title_canon_sha256":"9693b69e35827f885137d2b7dc6a6c14ab99052ab69090ed8ab366983d1b40bf","abstract_canon_sha256":"038ce11abd861991dfe411bb1ac00565edda7881ad65721881f679c1ae61beb6"},"schema_version":"1.0"},"canonical_sha256":"591735da5b4cf4802c61f8442f3690b2821f631c90cc23453be6ad3bf4ca822e","source":{"kind":"arxiv","id":"1205.2279","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.2279","created_at":"2026-05-18T01:57:33Z"},{"alias_kind":"arxiv_version","alias_value":"1205.2279v1","created_at":"2026-05-18T01:57:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.2279","created_at":"2026-05-18T01:57:33Z"},{"alias_kind":"pith_short_12","alias_value":"LELTLWS3JT2I","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"LELTLWS3JT2IALDB","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"LELTLWS3","created_at":"2026-05-18T12:27:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:LELTLWS3JT2IALDB7BCC6NUQWK","target":"record","payload":{"canonical_record":{"source":{"id":"1205.2279","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-05-10T14:41:52Z","cross_cats_sorted":[],"title_canon_sha256":"9693b69e35827f885137d2b7dc6a6c14ab99052ab69090ed8ab366983d1b40bf","abstract_canon_sha256":"038ce11abd861991dfe411bb1ac00565edda7881ad65721881f679c1ae61beb6"},"schema_version":"1.0"},"canonical_sha256":"591735da5b4cf4802c61f8442f3690b2821f631c90cc23453be6ad3bf4ca822e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:33.828510Z","signature_b64":"/kX5h+2EN+hJ5w8jrqqbdVff0x1z/DmNIzBeyHOp2atDFumq8g0wG7Nw6mTUoa4tV2YWgOBlm7X6WQtawPa2Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"591735da5b4cf4802c61f8442f3690b2821f631c90cc23453be6ad3bf4ca822e","last_reissued_at":"2026-05-18T01:57:33.827983Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:33.827983Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1205.2279","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":"2026-05-18T01:57:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9RBbNgO5GBZFymCst2IOmi+McMWZnqLlU6lcTB30V3dmCeKnFXsKj/AayxumsPBwiyPePjJzp3fj3Wfekc9HCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T09:57:46.265834Z"},"content_sha256":"cfdf43ba613c034770fb300a0fe9a0e95f1650525a45ceb23381f95bdc2cfe12","schema_version":"1.0","event_id":"sha256:cfdf43ba613c034770fb300a0fe9a0e95f1650525a45ceb23381f95bdc2cfe12"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:LELTLWS3JT2IALDB7BCC6NUQWK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Interactions between brown-dwarf binaries and Sun-like stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. P. Whitworth, D. Stamatellos, M. Kaplan","submitted_at":"2012-05-10T14:41:52Z","abstract_excerpt":"Several mechanisms have been proposed for the formation of brown dwarfs, but there is as yet no consensus as to which -- if any -- are operative in nature. Any theory of brown dwarf formation must explain the observed statistics of brown dwarfs. These statistics are limited by selection effects, but they are becoming increasingly discriminating. In particular, it appears (a) that brown dwarfs that are secondaries to Sun-like stars tend to be on wide orbits, $a\\ga 100\\,{\\rm AU}$ (the Brown Dwarf Desert), and (b) that these brown dwarfs have a significantly higher chance of being in a close ($a\\"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.2279","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":"2026-05-18T01:57:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VxnQg4BHodCb94HPjZlMSUlcZGnd6J2fZa17WPtF8wOQGNaHaJS9DB9o6X0MFJcAqvocFcZ6NA8BkaazVKA6Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T09:57:46.266181Z"},"content_sha256":"208b91d7e6e50912518d4ea84a86b5c32c84abb6f3f21c04718a4a4602cc4c81","schema_version":"1.0","event_id":"sha256:208b91d7e6e50912518d4ea84a86b5c32c84abb6f3f21c04718a4a4602cc4c81"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LELTLWS3JT2IALDB7BCC6NUQWK/bundle.json","state_url":"https://pith.science/pith/LELTLWS3JT2IALDB7BCC6NUQWK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LELTLWS3JT2IALDB7BCC6NUQWK/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":"2026-07-02T09:57:46Z","links":{"resolver":"https://pith.science/pith/LELTLWS3JT2IALDB7BCC6NUQWK","bundle":"https://pith.science/pith/LELTLWS3JT2IALDB7BCC6NUQWK/bundle.json","state":"https://pith.science/pith/LELTLWS3JT2IALDB7BCC6NUQWK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LELTLWS3JT2IALDB7BCC6NUQWK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:LELTLWS3JT2IALDB7BCC6NUQWK","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":"038ce11abd861991dfe411bb1ac00565edda7881ad65721881f679c1ae61beb6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-05-10T14:41:52Z","title_canon_sha256":"9693b69e35827f885137d2b7dc6a6c14ab99052ab69090ed8ab366983d1b40bf"},"schema_version":"1.0","source":{"id":"1205.2279","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.2279","created_at":"2026-05-18T01:57:33Z"},{"alias_kind":"arxiv_version","alias_value":"1205.2279v1","created_at":"2026-05-18T01:57:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.2279","created_at":"2026-05-18T01:57:33Z"},{"alias_kind":"pith_short_12","alias_value":"LELTLWS3JT2I","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"LELTLWS3JT2IALDB","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"LELTLWS3","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:208b91d7e6e50912518d4ea84a86b5c32c84abb6f3f21c04718a4a4602cc4c81","target":"graph","created_at":"2026-05-18T01:57:33Z","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":"Several mechanisms have been proposed for the formation of brown dwarfs, but there is as yet no consensus as to which -- if any -- are operative in nature. Any theory of brown dwarf formation must explain the observed statistics of brown dwarfs. These statistics are limited by selection effects, but they are becoming increasingly discriminating. In particular, it appears (a) that brown dwarfs that are secondaries to Sun-like stars tend to be on wide orbits, $a\\ga 100\\,{\\rm AU}$ (the Brown Dwarf Desert), and (b) that these brown dwarfs have a significantly higher chance of being in a close ($a\\","authors_text":"A. P. Whitworth, D. Stamatellos, M. Kaplan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-05-10T14:41:52Z","title":"Interactions between brown-dwarf binaries and Sun-like stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.2279","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:cfdf43ba613c034770fb300a0fe9a0e95f1650525a45ceb23381f95bdc2cfe12","target":"record","created_at":"2026-05-18T01:57:33Z","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":"038ce11abd861991dfe411bb1ac00565edda7881ad65721881f679c1ae61beb6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-05-10T14:41:52Z","title_canon_sha256":"9693b69e35827f885137d2b7dc6a6c14ab99052ab69090ed8ab366983d1b40bf"},"schema_version":"1.0","source":{"id":"1205.2279","kind":"arxiv","version":1}},"canonical_sha256":"591735da5b4cf4802c61f8442f3690b2821f631c90cc23453be6ad3bf4ca822e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"591735da5b4cf4802c61f8442f3690b2821f631c90cc23453be6ad3bf4ca822e","first_computed_at":"2026-05-18T01:57:33.827983Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:33.827983Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/kX5h+2EN+hJ5w8jrqqbdVff0x1z/DmNIzBeyHOp2atDFumq8g0wG7Nw6mTUoa4tV2YWgOBlm7X6WQtawPa2Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:33.828510Z","signed_message":"canonical_sha256_bytes"},"source_id":"1205.2279","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cfdf43ba613c034770fb300a0fe9a0e95f1650525a45ceb23381f95bdc2cfe12","sha256:208b91d7e6e50912518d4ea84a86b5c32c84abb6f3f21c04718a4a4602cc4c81"],"state_sha256":"5bdce3824d439f8eb651a5ffb8668e67c1cbe54aa421dba3c1914af480a5da2f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q3CMzVN2bSmSStAHyUrQlxefuxfshhy9JTLYvk0dlc4Ih3GxIW+Tngu9uqq4o8X0vy4p1e1dfkNF/8kwgm8iBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T09:57:46.268127Z","bundle_sha256":"92b4663423fa7e2d860a724d3f79a935df0a9a777c2fe3dd785a2d867da82f2c"}}