{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:2MQZ3R5XMN7AZG2WZECKVSWQUS","short_pith_number":"pith:2MQZ3R5X","canonical_record":{"source":{"id":"2206.09949","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-06-20T18:12:41Z","cross_cats_sorted":[],"title_canon_sha256":"4e7f90e9f318eae7a2346fd8a2245506706823ac055d1e00ae6e2a7295109035","abstract_canon_sha256":"ee3e7c3319d2ac20939b04da3cd126c0edc35594e1d182c638597467b8f4a90b"},"schema_version":"1.0"},"canonical_sha256":"d3219dc7b7637e0c9b56c904aacad0a4aa949cc200651bd70690a38f94a34d48","source":{"kind":"arxiv","id":"2206.09949","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.09949","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"arxiv_version","alias_value":"2206.09949v1","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.09949","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"pith_short_12","alias_value":"2MQZ3R5XMN7A","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"pith_short_16","alias_value":"2MQZ3R5XMN7AZG2W","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"pith_short_8","alias_value":"2MQZ3R5X","created_at":"2026-07-05T04:33:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:2MQZ3R5XMN7AZG2WZECKVSWQUS","target":"record","payload":{"canonical_record":{"source":{"id":"2206.09949","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-06-20T18:12:41Z","cross_cats_sorted":[],"title_canon_sha256":"4e7f90e9f318eae7a2346fd8a2245506706823ac055d1e00ae6e2a7295109035","abstract_canon_sha256":"ee3e7c3319d2ac20939b04da3cd126c0edc35594e1d182c638597467b8f4a90b"},"schema_version":"1.0"},"canonical_sha256":"d3219dc7b7637e0c9b56c904aacad0a4aa949cc200651bd70690a38f94a34d48","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:33:41.739524Z","signature_b64":"lAtGb6XiSjzrP5iyuEpsiSn7LlZajq2WlADgbOBDqDxKOLyq91Q4c5Z8SATg1Hfo2fUD7Ll2DLHu30/D9kHlDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d3219dc7b7637e0c9b56c904aacad0a4aa949cc200651bd70690a38f94a34d48","last_reissued_at":"2026-07-05T04:33:41.739123Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:33:41.739123Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2206.09949","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":"2026-07-05T04:33:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SrxrNXoB+Bjh5w3ZSn+MCFfvKUEOnOPlRlWlEBPhDno06txuhtZSXfDwHxxb2C4Ya9TLvB3vLKXOzbgFqefMAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T22:59:39.769926Z"},"content_sha256":"f225f9a4cb68bd4b3b005f48e37b731e85a2799cb4da6124a6a1dd5337913bee","schema_version":"1.0","event_id":"sha256:f225f9a4cb68bd4b3b005f48e37b731e85a2799cb4da6124a6a1dd5337913bee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:2MQZ3R5XMN7AZG2WZECKVSWQUS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lightcurves and Rotations of Trans-Neptunian Objects in the 2:1 Mean Motion Resonance with Neptune","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Audrey Thirouin, Scott S. Sheppard","submitted_at":"2022-06-20T18:12:41Z","abstract_excerpt":"We report the rotational lightcurves of 21 trans-Neptunian objects (TNOs) in Neptune's 2:1 mean motion resonance obtained with the 6.5 m Magellan-Baade telescope and the 4.3 m Lowell Discovery Telescope. The main survey's goal is to find objects displaying a large lightcurve amplitude which is indicative of contact binaries or highly elongated objects. In our sample, two 2:1 resonant TNOs showed a significant short-term lightcurve amplitude: 2002 VD$_{130}$ and (531074) 2012 DX$_{98}$. The full lightcurve of 2012 DX$_{98}$ infers a periodicity of 20.80$\\pm$0.06h and amplitude of 0.56$\\pm$0.03m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.09949","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2206.09949/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T04:33:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G5BWHS3vUbOs5sfLknd3cdpih1ks8K2gaqgrOLNG/1UvVKcCI5BReWEITsv9wF5wgbU2KWZqd8kQYM+/6ZAqDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T22:59:39.770251Z"},"content_sha256":"d03e1db3a20e07be158520436284a0d10e86378f7712775c0b120f12e19b8742","schema_version":"1.0","event_id":"sha256:d03e1db3a20e07be158520436284a0d10e86378f7712775c0b120f12e19b8742"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2MQZ3R5XMN7AZG2WZECKVSWQUS/bundle.json","state_url":"https://pith.science/pith/2MQZ3R5XMN7AZG2WZECKVSWQUS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2MQZ3R5XMN7AZG2WZECKVSWQUS/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":"2026-08-04T22:59:39Z","links":{"resolver":"https://pith.science/pith/2MQZ3R5XMN7AZG2WZECKVSWQUS","bundle":"https://pith.science/pith/2MQZ3R5XMN7AZG2WZECKVSWQUS/bundle.json","state":"https://pith.science/pith/2MQZ3R5XMN7AZG2WZECKVSWQUS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2MQZ3R5XMN7AZG2WZECKVSWQUS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:2MQZ3R5XMN7AZG2WZECKVSWQUS","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":"ee3e7c3319d2ac20939b04da3cd126c0edc35594e1d182c638597467b8f4a90b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-06-20T18:12:41Z","title_canon_sha256":"4e7f90e9f318eae7a2346fd8a2245506706823ac055d1e00ae6e2a7295109035"},"schema_version":"1.0","source":{"id":"2206.09949","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.09949","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"arxiv_version","alias_value":"2206.09949v1","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.09949","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"pith_short_12","alias_value":"2MQZ3R5XMN7A","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"pith_short_16","alias_value":"2MQZ3R5XMN7AZG2W","created_at":"2026-07-05T04:33:41Z"},{"alias_kind":"pith_short_8","alias_value":"2MQZ3R5X","created_at":"2026-07-05T04:33:41Z"}],"graph_snapshots":[{"event_id":"sha256:d03e1db3a20e07be158520436284a0d10e86378f7712775c0b120f12e19b8742","target":"graph","created_at":"2026-07-05T04:33:41Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2206.09949/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report the rotational lightcurves of 21 trans-Neptunian objects (TNOs) in Neptune's 2:1 mean motion resonance obtained with the 6.5 m Magellan-Baade telescope and the 4.3 m Lowell Discovery Telescope. The main survey's goal is to find objects displaying a large lightcurve amplitude which is indicative of contact binaries or highly elongated objects. In our sample, two 2:1 resonant TNOs showed a significant short-term lightcurve amplitude: 2002 VD$_{130}$ and (531074) 2012 DX$_{98}$. The full lightcurve of 2012 DX$_{98}$ infers a periodicity of 20.80$\\pm$0.06h and amplitude of 0.56$\\pm$0.03m","authors_text":"Audrey Thirouin, Scott S. Sheppard","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-06-20T18:12:41Z","title":"Lightcurves and Rotations of Trans-Neptunian Objects in the 2:1 Mean Motion Resonance with Neptune"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.09949","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:f225f9a4cb68bd4b3b005f48e37b731e85a2799cb4da6124a6a1dd5337913bee","target":"record","created_at":"2026-07-05T04:33:41Z","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":"ee3e7c3319d2ac20939b04da3cd126c0edc35594e1d182c638597467b8f4a90b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-06-20T18:12:41Z","title_canon_sha256":"4e7f90e9f318eae7a2346fd8a2245506706823ac055d1e00ae6e2a7295109035"},"schema_version":"1.0","source":{"id":"2206.09949","kind":"arxiv","version":1}},"canonical_sha256":"d3219dc7b7637e0c9b56c904aacad0a4aa949cc200651bd70690a38f94a34d48","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d3219dc7b7637e0c9b56c904aacad0a4aa949cc200651bd70690a38f94a34d48","first_computed_at":"2026-07-05T04:33:41.739123Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:33:41.739123Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lAtGb6XiSjzrP5iyuEpsiSn7LlZajq2WlADgbOBDqDxKOLyq91Q4c5Z8SATg1Hfo2fUD7Ll2DLHu30/D9kHlDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:33:41.739524Z","signed_message":"canonical_sha256_bytes"},"source_id":"2206.09949","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f225f9a4cb68bd4b3b005f48e37b731e85a2799cb4da6124a6a1dd5337913bee","sha256:d03e1db3a20e07be158520436284a0d10e86378f7712775c0b120f12e19b8742"],"state_sha256":"441fabcc0c4b003c30ce5fb29658332a3ea336051d05e54d3960696b1d9543c7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mVmuOpcXsosHLoidFz/itgdzuUl+352ERCg6k4jy5Xor2HECBQjWsB95mGUMPWovfzuBREYDvIqIB+7iblp8Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T22:59:39.772887Z","bundle_sha256":"2192956ca364a12051024fbc7b5f55ff83309c5a582f9cfbe25464fc8d883326"}}