{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:HJ45HZTH5SNPEGXEAUMOGMGOVQ","short_pith_number":"pith:HJ45HZTH","canonical_record":{"source":{"id":"1304.0481","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-01T21:05:03Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"ad9590f25c62e33f9e895c80293b5122267bbbbf8d8086a45c9100aaa7d4f3c5","abstract_canon_sha256":"711b658d0f9d78b712b501cbb2c4914155dba2a5ec9463494a63297a89266ee2"},"schema_version":"1.0"},"canonical_sha256":"3a79d3e667ec9af21ae40518e330ceac17d7229e3b06b4ebda81dbfab97156da","source":{"kind":"arxiv","id":"1304.0481","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.0481","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"arxiv_version","alias_value":"1304.0481v2","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.0481","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"pith_short_12","alias_value":"HJ45HZTH5SNP","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HJ45HZTH5SNPEGXE","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HJ45HZTH","created_at":"2026-05-18T12:27:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:HJ45HZTH5SNPEGXEAUMOGMGOVQ","target":"record","payload":{"canonical_record":{"source":{"id":"1304.0481","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-01T21:05:03Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"ad9590f25c62e33f9e895c80293b5122267bbbbf8d8086a45c9100aaa7d4f3c5","abstract_canon_sha256":"711b658d0f9d78b712b501cbb2c4914155dba2a5ec9463494a63297a89266ee2"},"schema_version":"1.0"},"canonical_sha256":"3a79d3e667ec9af21ae40518e330ceac17d7229e3b06b4ebda81dbfab97156da","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:50.271068Z","signature_b64":"5lvlmp5uund+BFEoxyCRNX4cS2BsLXH9Tayn/YVIiRZa82LXqN8woagZWnGdoteIBNk/G2qCmDbwBQrDMvQsDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3a79d3e667ec9af21ae40518e330ceac17d7229e3b06b4ebda81dbfab97156da","last_reissued_at":"2026-05-18T01:50:50.270462Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:50.270462Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.0481","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:50:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y+FkTXdciIHiTd3S+HI+Mv6WcUsn8lUSUhZJSUeI/NIgP9yPOFI4p5kV8DxunYHMXb07owJlKEqjVeeFX6m5AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T17:11:21.216691Z"},"content_sha256":"40be75a1a2c3753592f8d79439a79c31ec0999a3373c883461cf483b16aa98e7","schema_version":"1.0","event_id":"sha256:40be75a1a2c3753592f8d79439a79c31ec0999a3373c883461cf483b16aa98e7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:HJ45HZTH5SNPEGXEAUMOGMGOVQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast-evolving weather for the coolest of our two new substellar neighbours","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.SR","authors_text":"(2) MIT, (3) Geneva Observatory, A. H. M. J. Triaud (2), Belgium, C. Opitom (1), D. Queloz (3) ((1) University of Liege, E. Jehin (1), L. Delrez (1), M. Gillon (1), M. Lendl (3), P. Magain (1), Switzerland), USA","submitted_at":"2013-04-01T21:05:03Z","abstract_excerpt":"We present the results of an intense photometric monitoring in the near-infrared (~0.9 microns) with the TRAPPIST robotic telescope of the newly discovered binary brown dwarf WISE J104915.57-531906.1, the third closest system to the Sun at a distance of only 2 pc. Our twelve nights of photometric time-series reveal a quasi-periodic (P = 4.87+-0.01 h) variability with a maximal peak-peak amplitude of ~11% and strong night-to-night evolution. We attribute this variability to the rotational modulation of fast-evolving weather patterns in the atmosphere of the coolest component (~T1-type) of the b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.0481","kind":"arxiv","version":2},"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":"2026-05-18T01:50:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1/NT1NihNeUYyXyLdN3NKYW5Fc9zF9WGJZVvVNBnUjpgeZ3gEBE9M7TTBSP6hrTIVRuzNp60E2XmETTO9eFBCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T17:11:21.217057Z"},"content_sha256":"b5318368a4a6d1a9ab03dd8c3ecc08694a053c022ae40e50bc94ec285b180ced","schema_version":"1.0","event_id":"sha256:b5318368a4a6d1a9ab03dd8c3ecc08694a053c022ae40e50bc94ec285b180ced"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HJ45HZTH5SNPEGXEAUMOGMGOVQ/bundle.json","state_url":"https://pith.science/pith/HJ45HZTH5SNPEGXEAUMOGMGOVQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HJ45HZTH5SNPEGXEAUMOGMGOVQ/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":"2026-05-29T17:11:21Z","links":{"resolver":"https://pith.science/pith/HJ45HZTH5SNPEGXEAUMOGMGOVQ","bundle":"https://pith.science/pith/HJ45HZTH5SNPEGXEAUMOGMGOVQ/bundle.json","state":"https://pith.science/pith/HJ45HZTH5SNPEGXEAUMOGMGOVQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HJ45HZTH5SNPEGXEAUMOGMGOVQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:HJ45HZTH5SNPEGXEAUMOGMGOVQ","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":"711b658d0f9d78b712b501cbb2c4914155dba2a5ec9463494a63297a89266ee2","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-01T21:05:03Z","title_canon_sha256":"ad9590f25c62e33f9e895c80293b5122267bbbbf8d8086a45c9100aaa7d4f3c5"},"schema_version":"1.0","source":{"id":"1304.0481","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.0481","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"arxiv_version","alias_value":"1304.0481v2","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.0481","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"pith_short_12","alias_value":"HJ45HZTH5SNP","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HJ45HZTH5SNPEGXE","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HJ45HZTH","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:b5318368a4a6d1a9ab03dd8c3ecc08694a053c022ae40e50bc94ec285b180ced","target":"graph","created_at":"2026-05-18T01:50:50Z","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 present the results of an intense photometric monitoring in the near-infrared (~0.9 microns) with the TRAPPIST robotic telescope of the newly discovered binary brown dwarf WISE J104915.57-531906.1, the third closest system to the Sun at a distance of only 2 pc. Our twelve nights of photometric time-series reveal a quasi-periodic (P = 4.87+-0.01 h) variability with a maximal peak-peak amplitude of ~11% and strong night-to-night evolution. We attribute this variability to the rotational modulation of fast-evolving weather patterns in the atmosphere of the coolest component (~T1-type) of the b","authors_text":"(2) MIT, (3) Geneva Observatory, A. H. M. J. Triaud (2), Belgium, C. Opitom (1), D. Queloz (3) ((1) University of Liege, E. Jehin (1), L. Delrez (1), M. Gillon (1), M. Lendl (3), P. Magain (1), Switzerland), USA","cross_cats":["astro-ph.EP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-01T21:05:03Z","title":"Fast-evolving weather for the coolest of our two new substellar neighbours"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.0481","kind":"arxiv","version":2},"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":"sha256:40be75a1a2c3753592f8d79439a79c31ec0999a3373c883461cf483b16aa98e7","target":"record","created_at":"2026-05-18T01:50:50Z","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":"711b658d0f9d78b712b501cbb2c4914155dba2a5ec9463494a63297a89266ee2","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-01T21:05:03Z","title_canon_sha256":"ad9590f25c62e33f9e895c80293b5122267bbbbf8d8086a45c9100aaa7d4f3c5"},"schema_version":"1.0","source":{"id":"1304.0481","kind":"arxiv","version":2}},"canonical_sha256":"3a79d3e667ec9af21ae40518e330ceac17d7229e3b06b4ebda81dbfab97156da","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3a79d3e667ec9af21ae40518e330ceac17d7229e3b06b4ebda81dbfab97156da","first_computed_at":"2026-05-18T01:50:50.270462Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:50.270462Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5lvlmp5uund+BFEoxyCRNX4cS2BsLXH9Tayn/YVIiRZa82LXqN8woagZWnGdoteIBNk/G2qCmDbwBQrDMvQsDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:50.271068Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.0481","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:40be75a1a2c3753592f8d79439a79c31ec0999a3373c883461cf483b16aa98e7","sha256:b5318368a4a6d1a9ab03dd8c3ecc08694a053c022ae40e50bc94ec285b180ced"],"state_sha256":"5508880a0748bbe8cf5f22bdf0b1f3d52c71f2b2ed3ea08151c64d81f51887e8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LaXNaXIC7YfQLLNFtYAs0P+yfhmU4eqGH7YCNNj9l9SxgEG9qML0WPUcHXKJ2CMIBUmXng97XFhmlllX8cjpBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T17:11:21.219455Z","bundle_sha256":"0dbb8420907e59fd927aa4e78b8a135d1ec83ed5ed9cee2b58aa4998f133fc4b"}}