{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:UXBRPXRMJVX6ZV7RJU245XVEB3","short_pith_number":"pith:UXBRPXRM","canonical_record":{"source":{"id":"1603.08031","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-03-25T21:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"3eeedfc9ebcb17ece4e346f793fd1cb4387662348d4b638ba41f35ba0e08c72a","abstract_canon_sha256":"1b0f68b2fb8063e76ef625256cc5971b93f969e8d5f02048d0d1e8aef360a865"},"schema_version":"1.0"},"canonical_sha256":"a5c317de2c4d6fecd7f14d35cedea40eeac99890a9fd7620fccd7cc5e2827986","source":{"kind":"arxiv","id":"1603.08031","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.08031","created_at":"2026-05-18T01:14:35Z"},{"alias_kind":"arxiv_version","alias_value":"1603.08031v1","created_at":"2026-05-18T01:14:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.08031","created_at":"2026-05-18T01:14:35Z"},{"alias_kind":"pith_short_12","alias_value":"UXBRPXRMJVX6","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"UXBRPXRMJVX6ZV7R","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"UXBRPXRM","created_at":"2026-05-18T12:30:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:UXBRPXRMJVX6ZV7RJU245XVEB3","target":"record","payload":{"canonical_record":{"source":{"id":"1603.08031","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-03-25T21:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"3eeedfc9ebcb17ece4e346f793fd1cb4387662348d4b638ba41f35ba0e08c72a","abstract_canon_sha256":"1b0f68b2fb8063e76ef625256cc5971b93f969e8d5f02048d0d1e8aef360a865"},"schema_version":"1.0"},"canonical_sha256":"a5c317de2c4d6fecd7f14d35cedea40eeac99890a9fd7620fccd7cc5e2827986","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:14:35.400536Z","signature_b64":"ow6R3cPpUnQtcAmRR1L2Qtbm8QPOqDpv8A6ieahvn3DgDTG67MfXQWOzPQTVGwvQFwWdtzNF4yEUd+jIVKJkAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5c317de2c4d6fecd7f14d35cedea40eeac99890a9fd7620fccd7cc5e2827986","last_reissued_at":"2026-05-18T01:14:35.399766Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:14:35.399766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.08031","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":"2026-05-18T01:14:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eksZTk3L+hkosUg4cUPyY0abWctefcTNrwjgjC9zjuoKZMHHb1gOaaVwcIgjaOBP8Jo92gbeLVTu5LfCvnGhBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T02:02:34.543017Z"},"content_sha256":"f9c7d109a3fc898b8e96d06e84646129d309df3507aa7caae7a78d6b05e9e965","schema_version":"1.0","event_id":"sha256:f9c7d109a3fc898b8e96d06e84646129d309df3507aa7caae7a78d6b05e9e965"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:UXBRPXRMJVX6ZV7RJU245XVEB3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An optical transmission spectrum of the giant planet WASP-36 b","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"G. Chen, J. Kemmer, J. Southworth, K. Bott, L. Mancini, P. Molli\\`ere, S. Ciceri, Th. Henning","submitted_at":"2016-03-25T21:00:01Z","abstract_excerpt":"We present broad-band photometry of five transits in the planetary system WASP-36, totaling 17 high-precision light curves. Four of the transits were simultaneously observed in four passbands (g, r, i, z), using the telescope-defocussing technique, and achieving scatters of less than 1 mmag per observation. We used these data to improve the measured orbital and physical properties of the system, and obtain an optical transmission spectrum of the planet. We measured a decreasing radius from bluer to redder passbands with a confidence level of more than 5 sigma. The radius variation is roughly 1"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.08031","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":"2026-05-18T01:14:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CGuTspTFAAkkUt2t5BdMJCZ/KyH7sGrlRApw1qEdAg/gQaidqdAlbkYegplkhJCfiIooqI8wny57bxZ2Uox7BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T02:02:34.543716Z"},"content_sha256":"2353b6670e1715e3e1cd05636f30730026e1f922d99bb8f6c46adf626605f0b3","schema_version":"1.0","event_id":"sha256:2353b6670e1715e3e1cd05636f30730026e1f922d99bb8f6c46adf626605f0b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UXBRPXRMJVX6ZV7RJU245XVEB3/bundle.json","state_url":"https://pith.science/pith/UXBRPXRMJVX6ZV7RJU245XVEB3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UXBRPXRMJVX6ZV7RJU245XVEB3/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":"2026-06-08T02:02:34Z","links":{"resolver":"https://pith.science/pith/UXBRPXRMJVX6ZV7RJU245XVEB3","bundle":"https://pith.science/pith/UXBRPXRMJVX6ZV7RJU245XVEB3/bundle.json","state":"https://pith.science/pith/UXBRPXRMJVX6ZV7RJU245XVEB3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UXBRPXRMJVX6ZV7RJU245XVEB3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:UXBRPXRMJVX6ZV7RJU245XVEB3","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":"1b0f68b2fb8063e76ef625256cc5971b93f969e8d5f02048d0d1e8aef360a865","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-03-25T21:00:01Z","title_canon_sha256":"3eeedfc9ebcb17ece4e346f793fd1cb4387662348d4b638ba41f35ba0e08c72a"},"schema_version":"1.0","source":{"id":"1603.08031","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.08031","created_at":"2026-05-18T01:14:35Z"},{"alias_kind":"arxiv_version","alias_value":"1603.08031v1","created_at":"2026-05-18T01:14:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.08031","created_at":"2026-05-18T01:14:35Z"},{"alias_kind":"pith_short_12","alias_value":"UXBRPXRMJVX6","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"UXBRPXRMJVX6ZV7R","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"UXBRPXRM","created_at":"2026-05-18T12:30:46Z"}],"graph_snapshots":[{"event_id":"sha256:2353b6670e1715e3e1cd05636f30730026e1f922d99bb8f6c46adf626605f0b3","target":"graph","created_at":"2026-05-18T01:14:35Z","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 broad-band photometry of five transits in the planetary system WASP-36, totaling 17 high-precision light curves. Four of the transits were simultaneously observed in four passbands (g, r, i, z), using the telescope-defocussing technique, and achieving scatters of less than 1 mmag per observation. We used these data to improve the measured orbital and physical properties of the system, and obtain an optical transmission spectrum of the planet. We measured a decreasing radius from bluer to redder passbands with a confidence level of more than 5 sigma. The radius variation is roughly 1","authors_text":"G. Chen, J. Kemmer, J. Southworth, K. Bott, L. Mancini, P. Molli\\`ere, S. Ciceri, Th. Henning","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-03-25T21:00:01Z","title":"An optical transmission spectrum of the giant planet WASP-36 b"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.08031","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:f9c7d109a3fc898b8e96d06e84646129d309df3507aa7caae7a78d6b05e9e965","target":"record","created_at":"2026-05-18T01:14:35Z","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":"1b0f68b2fb8063e76ef625256cc5971b93f969e8d5f02048d0d1e8aef360a865","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-03-25T21:00:01Z","title_canon_sha256":"3eeedfc9ebcb17ece4e346f793fd1cb4387662348d4b638ba41f35ba0e08c72a"},"schema_version":"1.0","source":{"id":"1603.08031","kind":"arxiv","version":1}},"canonical_sha256":"a5c317de2c4d6fecd7f14d35cedea40eeac99890a9fd7620fccd7cc5e2827986","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a5c317de2c4d6fecd7f14d35cedea40eeac99890a9fd7620fccd7cc5e2827986","first_computed_at":"2026-05-18T01:14:35.399766Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:14:35.399766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ow6R3cPpUnQtcAmRR1L2Qtbm8QPOqDpv8A6ieahvn3DgDTG67MfXQWOzPQTVGwvQFwWdtzNF4yEUd+jIVKJkAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:14:35.400536Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.08031","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f9c7d109a3fc898b8e96d06e84646129d309df3507aa7caae7a78d6b05e9e965","sha256:2353b6670e1715e3e1cd05636f30730026e1f922d99bb8f6c46adf626605f0b3"],"state_sha256":"bcc33ca0bf5d166f849565e6ee8d09a61b718d73959a2ce1fe4252d68a220556"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7WbEIxmrIeG84t9Sv8fZ/aZUbVuXe9tRSyzoQ8I7Lbo/QnrzJI6uuITOLNv2ZD+MhXgGnj7d9Rh0sEpwrkLhDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T02:02:34.547174Z","bundle_sha256":"a81b7374d09eb94c723081c4ea93615f7e662f76089aa01c36c8e2bc5709dccb"}}