{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:IFWZCR5AEM37I2VKTZWNV5AVKS","short_pith_number":"pith:IFWZCR5A","canonical_record":{"source":{"id":"2404.07149","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-04-10T16:33:24Z","cross_cats_sorted":["astro-ph.EP","astro-ph.SR"],"title_canon_sha256":"48712140539e3e2cd2b3918f1aed9836926f062efde0ef7f7ce3a939a64a3a03","abstract_canon_sha256":"4eb7496ac0a94efa8230a4446f32e4fb18adf6556ef2099187044714a1313a65"},"schema_version":"1.0"},"canonical_sha256":"416d9147a02337f46aaa9e6cdaf415549df802f1d7b6a568f125187a4504297b","source":{"kind":"arxiv","id":"2404.07149","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.07149","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"arxiv_version","alias_value":"2404.07149v2","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.07149","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"pith_short_12","alias_value":"IFWZCR5AEM37","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"pith_short_16","alias_value":"IFWZCR5AEM37I2VK","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"pith_short_8","alias_value":"IFWZCR5A","created_at":"2026-07-05T09:09:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:IFWZCR5AEM37I2VKTZWNV5AVKS","target":"record","payload":{"canonical_record":{"source":{"id":"2404.07149","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-04-10T16:33:24Z","cross_cats_sorted":["astro-ph.EP","astro-ph.SR"],"title_canon_sha256":"48712140539e3e2cd2b3918f1aed9836926f062efde0ef7f7ce3a939a64a3a03","abstract_canon_sha256":"4eb7496ac0a94efa8230a4446f32e4fb18adf6556ef2099187044714a1313a65"},"schema_version":"1.0"},"canonical_sha256":"416d9147a02337f46aaa9e6cdaf415549df802f1d7b6a568f125187a4504297b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:09:04.026385Z","signature_b64":"hF5BLc1Q7Xa7cdHhfc4CQtI97BtGZwYVsc6uaZCKSxQKsV/HlzxjD7/A6j1na6oeggRxOdm/hiulIKAeaS9YAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"416d9147a02337f46aaa9e6cdaf415549df802f1d7b6a568f125187a4504297b","last_reissued_at":"2026-07-05T09:09:04.025884Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:09:04.025884Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2404.07149","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":"2026-07-05T09:09:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lDG19tjg+C6FQllqo3/2H9ewTm1YZ2wL8o+tGQZ3t/FRHakqRDqqOLUoinsVvWU9yok54Xul7IxqJNOvf1fIDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T21:25:18.200299Z"},"content_sha256":"6612f7b1f9d39206747710dd8ecfdddb8a89c851bbb2e256ed3adbcc017bb1b9","schema_version":"1.0","event_id":"sha256:6612f7b1f9d39206747710dd8ecfdddb8a89c851bbb2e256ed3adbcc017bb1b9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:IFWZCR5AEM37I2VKTZWNV5AVKS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tianyu: search for the second solar system and explore the dynamic universe","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.EP","astro-ph.SR"],"primary_cat":"astro-ph.IM","authors_text":"Aming Chen, Congcong Zhang, Cuiying Song, Dan Zhou, Fabo Feng, Guangyao Xiao, Hengxiao Guo, Hongxuan Jiang, Hugh R.A. Jones, James S. Jenkins, Jianchun Shi, Jianyang Li, Jie Lin, Jie Zheng, Kaiming Cui, Kangrou Guo, Kexin Li, Masahiro Ogihara, Mingjie Jian, Ming Yang, Mingyuan Zhang, Min He, Peng Jia, Qing Lin, Shuyue Zheng, Song Yao, Taozhi Yang, Wenxiong Li, Xian Shi, Xianyu Tan, Xiaoying Pang, Yicheng Rui, Yifan Xuan, Yongzhi Cai, Zhimao Du","submitted_at":"2024-04-10T16:33:24Z","abstract_excerpt":"Giant planets like Jupiter and Saturn, play important roles in the formation and habitability of Earth-like planets. The detection of solar system analogs that have multiple cold giant planets is essential for our understanding of planet habitability and planet formation. Although transit surveys such as Kepler and TESS have discovered thousands of exoplanets, these missions are not sensitive to long period planets due to their limited observation baseline. The Tianyu project, comprising two 1-meter telescopes (Tianyu-I and II), is designed to detect transiting cold giant planets in order to f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.07149","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2404.07149/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":"2026-07-05T09:09:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A7ZA+1aU8eu+PyUjLcoPL5wzN7QDsQQKwDRK8JUJ9cp5E6HA88PmF186yZJCw4LYdrYj8N3r7+Racao28f3DBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T21:25:18.200842Z"},"content_sha256":"53dc1f97ed35fb0aea13e4a69041f0b9d7deee6d0ad2fb5c8c18ad8695914989","schema_version":"1.0","event_id":"sha256:53dc1f97ed35fb0aea13e4a69041f0b9d7deee6d0ad2fb5c8c18ad8695914989"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IFWZCR5AEM37I2VKTZWNV5AVKS/bundle.json","state_url":"https://pith.science/pith/IFWZCR5AEM37I2VKTZWNV5AVKS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IFWZCR5AEM37I2VKTZWNV5AVKS/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":"2026-08-13T21:25:18Z","links":{"resolver":"https://pith.science/pith/IFWZCR5AEM37I2VKTZWNV5AVKS","bundle":"https://pith.science/pith/IFWZCR5AEM37I2VKTZWNV5AVKS/bundle.json","state":"https://pith.science/pith/IFWZCR5AEM37I2VKTZWNV5AVKS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IFWZCR5AEM37I2VKTZWNV5AVKS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:IFWZCR5AEM37I2VKTZWNV5AVKS","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":"4eb7496ac0a94efa8230a4446f32e4fb18adf6556ef2099187044714a1313a65","cross_cats_sorted":["astro-ph.EP","astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-04-10T16:33:24Z","title_canon_sha256":"48712140539e3e2cd2b3918f1aed9836926f062efde0ef7f7ce3a939a64a3a03"},"schema_version":"1.0","source":{"id":"2404.07149","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.07149","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"arxiv_version","alias_value":"2404.07149v2","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.07149","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"pith_short_12","alias_value":"IFWZCR5AEM37","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"pith_short_16","alias_value":"IFWZCR5AEM37I2VK","created_at":"2026-07-05T09:09:04Z"},{"alias_kind":"pith_short_8","alias_value":"IFWZCR5A","created_at":"2026-07-05T09:09:04Z"}],"graph_snapshots":[{"event_id":"sha256:53dc1f97ed35fb0aea13e4a69041f0b9d7deee6d0ad2fb5c8c18ad8695914989","target":"graph","created_at":"2026-07-05T09:09:04Z","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/2404.07149/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Giant planets like Jupiter and Saturn, play important roles in the formation and habitability of Earth-like planets. The detection of solar system analogs that have multiple cold giant planets is essential for our understanding of planet habitability and planet formation. Although transit surveys such as Kepler and TESS have discovered thousands of exoplanets, these missions are not sensitive to long period planets due to their limited observation baseline. The Tianyu project, comprising two 1-meter telescopes (Tianyu-I and II), is designed to detect transiting cold giant planets in order to f","authors_text":"Aming Chen, Congcong Zhang, Cuiying Song, Dan Zhou, Fabo Feng, Guangyao Xiao, Hengxiao Guo, Hongxuan Jiang, Hugh R.A. Jones, James S. Jenkins, Jianchun Shi, Jianyang Li, Jie Lin, Jie Zheng, Kaiming Cui, Kangrou Guo, Kexin Li, Masahiro Ogihara, Mingjie Jian, Ming Yang, Mingyuan Zhang, Min He, Peng Jia, Qing Lin, Shuyue Zheng, Song Yao, Taozhi Yang, Wenxiong Li, Xian Shi, Xianyu Tan, Xiaoying Pang, Yicheng Rui, Yifan Xuan, Yongzhi Cai, Zhimao Du","cross_cats":["astro-ph.EP","astro-ph.SR"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-04-10T16:33:24Z","title":"Tianyu: search for the second solar system and explore the dynamic universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.07149","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":"sha256:6612f7b1f9d39206747710dd8ecfdddb8a89c851bbb2e256ed3adbcc017bb1b9","target":"record","created_at":"2026-07-05T09:09:04Z","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":"4eb7496ac0a94efa8230a4446f32e4fb18adf6556ef2099187044714a1313a65","cross_cats_sorted":["astro-ph.EP","astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-04-10T16:33:24Z","title_canon_sha256":"48712140539e3e2cd2b3918f1aed9836926f062efde0ef7f7ce3a939a64a3a03"},"schema_version":"1.0","source":{"id":"2404.07149","kind":"arxiv","version":2}},"canonical_sha256":"416d9147a02337f46aaa9e6cdaf415549df802f1d7b6a568f125187a4504297b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"416d9147a02337f46aaa9e6cdaf415549df802f1d7b6a568f125187a4504297b","first_computed_at":"2026-07-05T09:09:04.025884Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:09:04.025884Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hF5BLc1Q7Xa7cdHhfc4CQtI97BtGZwYVsc6uaZCKSxQKsV/HlzxjD7/A6j1na6oeggRxOdm/hiulIKAeaS9YAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:09:04.026385Z","signed_message":"canonical_sha256_bytes"},"source_id":"2404.07149","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6612f7b1f9d39206747710dd8ecfdddb8a89c851bbb2e256ed3adbcc017bb1b9","sha256:53dc1f97ed35fb0aea13e4a69041f0b9d7deee6d0ad2fb5c8c18ad8695914989"],"state_sha256":"18af6a73ac2ae9ff7755baa3e3218fe675be7ff3bcc1e981373ef649d83e2a5e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gz57t55xK6IE+vKzlpE3ojXeiWSRPDBc1jH8iONC6qnnDAyyZ+8df9V57MdxZSiuxDea+h3PTiWjK5hw/xG9AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T21:25:18.209809Z","bundle_sha256":"f8cb5dcbdf24c3e1838b74e8da3d4d0833fe1e17cd72e61321714b0aa1dad0f9"}}