{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:BFELJE7GH6LXNLMCOXGPV2TV7K","short_pith_number":"pith:BFELJE7G","canonical_record":{"source":{"id":"1801.00849","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-01-02T22:07:42Z","cross_cats_sorted":[],"title_canon_sha256":"63f07a1653f9fa17dc8674a9facb58611cc6d3ef7efbbe19254275908843f58f","abstract_canon_sha256":"ec8d059521f76e85192b66cd2f5aced8913415f421d4b77a8419cee5bc4e1f7f"},"schema_version":"1.0"},"canonical_sha256":"0948b493e63f9776ad8275ccfaea75faa675e5beccc0a28fa440ca885ba03434","source":{"kind":"arxiv","id":"1801.00849","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.00849","created_at":"2026-05-17T23:59:09Z"},{"alias_kind":"arxiv_version","alias_value":"1801.00849v1","created_at":"2026-05-17T23:59:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.00849","created_at":"2026-05-17T23:59:09Z"},{"alias_kind":"pith_short_12","alias_value":"BFELJE7GH6LX","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BFELJE7GH6LXNLMC","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BFELJE7G","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:BFELJE7GH6LXNLMCOXGPV2TV7K","target":"record","payload":{"canonical_record":{"source":{"id":"1801.00849","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-01-02T22:07:42Z","cross_cats_sorted":[],"title_canon_sha256":"63f07a1653f9fa17dc8674a9facb58611cc6d3ef7efbbe19254275908843f58f","abstract_canon_sha256":"ec8d059521f76e85192b66cd2f5aced8913415f421d4b77a8419cee5bc4e1f7f"},"schema_version":"1.0"},"canonical_sha256":"0948b493e63f9776ad8275ccfaea75faa675e5beccc0a28fa440ca885ba03434","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:59:09.866516Z","signature_b64":"W9CVGmtzS5PXbre+x/6otWnuWHaZmqK89d44IV81eQv7z0yWp6YP8ploYNJiFS2A2IXecVk37FPhdahYJg/yDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0948b493e63f9776ad8275ccfaea75faa675e5beccc0a28fa440ca885ba03434","last_reissued_at":"2026-05-17T23:59:09.866155Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:59:09.866155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.00849","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":"2026-05-17T23:59:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qO75PdkYFakbc4srOQN47tWgNjLdKKv9AEbXbn11rHc4BjlFcPPQJKvUJUuqeMh+EU/FgcKWft0XnD+xF5ZzAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T20:13:32.248165Z"},"content_sha256":"ad2602b9e46ea39eabb28ab41a6f65cacc88af88d10b312890990d66d69cb217","schema_version":"1.0","event_id":"sha256:ad2602b9e46ea39eabb28ab41a6f65cacc88af88d10b312890990d66d69cb217"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:BFELJE7GH6LXNLMCOXGPV2TV7K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The HATNet and HATSouth Exoplanet Surveys","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"G. \\'A. Bakos (Dep. of Astrophysical Sciences, Princeton University)","submitted_at":"2018-01-02T22:07:42Z","abstract_excerpt":"The Hungarian-made Automated Telescope Network (HATNet) has been in operation since 2003, with the key science goal being the discovery and accurate characterization of transiting extrasolar planets (TEPs) around bright stars. Using six small, 11\\,cm\\ aperture, fully automated telescopes in Arizona and Hawaii, as of 2017 March, it has discovered and accurately characterized 67 such objects. The HATSouth network of telescopes has been in operation since 2009, using slightly larger, 18\\,cm diameter optical tubes. It was the first global network of telescopes using identical instrumentation. With"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.00849","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":"2026-05-17T23:59:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cFj5R1QlvD3vMGM1AHWI0D9W3PmH5mzynl4vJH5THPstjcbFSL6R8OymDFGjXQkENfmZGJ0XrAVtg3+r6ubbAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T20:13:32.248859Z"},"content_sha256":"4f84cd2164e59c63e690a9617a92e802a4c3d2d7daa498999bba8742930a9915","schema_version":"1.0","event_id":"sha256:4f84cd2164e59c63e690a9617a92e802a4c3d2d7daa498999bba8742930a9915"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BFELJE7GH6LXNLMCOXGPV2TV7K/bundle.json","state_url":"https://pith.science/pith/BFELJE7GH6LXNLMCOXGPV2TV7K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BFELJE7GH6LXNLMCOXGPV2TV7K/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":"2026-05-29T20:13:32Z","links":{"resolver":"https://pith.science/pith/BFELJE7GH6LXNLMCOXGPV2TV7K","bundle":"https://pith.science/pith/BFELJE7GH6LXNLMCOXGPV2TV7K/bundle.json","state":"https://pith.science/pith/BFELJE7GH6LXNLMCOXGPV2TV7K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BFELJE7GH6LXNLMCOXGPV2TV7K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:BFELJE7GH6LXNLMCOXGPV2TV7K","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":"ec8d059521f76e85192b66cd2f5aced8913415f421d4b77a8419cee5bc4e1f7f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-01-02T22:07:42Z","title_canon_sha256":"63f07a1653f9fa17dc8674a9facb58611cc6d3ef7efbbe19254275908843f58f"},"schema_version":"1.0","source":{"id":"1801.00849","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.00849","created_at":"2026-05-17T23:59:09Z"},{"alias_kind":"arxiv_version","alias_value":"1801.00849v1","created_at":"2026-05-17T23:59:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.00849","created_at":"2026-05-17T23:59:09Z"},{"alias_kind":"pith_short_12","alias_value":"BFELJE7GH6LX","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BFELJE7GH6LXNLMC","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BFELJE7G","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:4f84cd2164e59c63e690a9617a92e802a4c3d2d7daa498999bba8742930a9915","target":"graph","created_at":"2026-05-17T23:59:09Z","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 Hungarian-made Automated Telescope Network (HATNet) has been in operation since 2003, with the key science goal being the discovery and accurate characterization of transiting extrasolar planets (TEPs) around bright stars. Using six small, 11\\,cm\\ aperture, fully automated telescopes in Arizona and Hawaii, as of 2017 March, it has discovered and accurately characterized 67 such objects. The HATSouth network of telescopes has been in operation since 2009, using slightly larger, 18\\,cm diameter optical tubes. It was the first global network of telescopes using identical instrumentation. With","authors_text":"G. \\'A. Bakos (Dep. of Astrophysical Sciences, Princeton University)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-01-02T22:07:42Z","title":"The HATNet and HATSouth Exoplanet Surveys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.00849","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:ad2602b9e46ea39eabb28ab41a6f65cacc88af88d10b312890990d66d69cb217","target":"record","created_at":"2026-05-17T23:59:09Z","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":"ec8d059521f76e85192b66cd2f5aced8913415f421d4b77a8419cee5bc4e1f7f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-01-02T22:07:42Z","title_canon_sha256":"63f07a1653f9fa17dc8674a9facb58611cc6d3ef7efbbe19254275908843f58f"},"schema_version":"1.0","source":{"id":"1801.00849","kind":"arxiv","version":1}},"canonical_sha256":"0948b493e63f9776ad8275ccfaea75faa675e5beccc0a28fa440ca885ba03434","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0948b493e63f9776ad8275ccfaea75faa675e5beccc0a28fa440ca885ba03434","first_computed_at":"2026-05-17T23:59:09.866155Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:09.866155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"W9CVGmtzS5PXbre+x/6otWnuWHaZmqK89d44IV81eQv7z0yWp6YP8ploYNJiFS2A2IXecVk37FPhdahYJg/yDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:09.866516Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.00849","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ad2602b9e46ea39eabb28ab41a6f65cacc88af88d10b312890990d66d69cb217","sha256:4f84cd2164e59c63e690a9617a92e802a4c3d2d7daa498999bba8742930a9915"],"state_sha256":"f4c8c04a92122bd2c42e71ba35788efde9c134b5b5564dacc46ea7f5e97f7117"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WfX1/kL73SwYKkInZXWitRs4+KdO1E68Yym+C7IZuRD/jGAhteoSI2jfRlCJVnagh8j16HHCq7DC8sYZxsAdDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T20:13:32.252645Z","bundle_sha256":"bb902293ee4a6a54a359201531759ea46f1b16309c540c622300ec5d1a632047"}}