{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:FTOJNMXIM6JSKZI4SU3Y4SJMH3","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":"4f29b0a4ffce2465a61290e6b488b8cdfdea25452cb2bb033811f1124c83942c","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2021-01-26T19:00:00Z","title_canon_sha256":"5e3ed1f9875a0fa43db89b81ce4883baede383f2e119d58fc1971f54c4e19b19"},"schema_version":"1.0","source":{"id":"2101.11005","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2101.11005","created_at":"2026-07-05T02:23:25Z"},{"alias_kind":"arxiv_version","alias_value":"2101.11005v1","created_at":"2026-07-05T02:23:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.11005","created_at":"2026-07-05T02:23:25Z"},{"alias_kind":"pith_short_12","alias_value":"FTOJNMXIM6JS","created_at":"2026-07-05T02:23:25Z"},{"alias_kind":"pith_short_16","alias_value":"FTOJNMXIM6JSKZI4","created_at":"2026-07-05T02:23:25Z"},{"alias_kind":"pith_short_8","alias_value":"FTOJNMXI","created_at":"2026-07-05T02:23:25Z"}],"graph_snapshots":[{"event_id":"sha256:7f05e2e0442f5c2445714e9ae9542afb258c1775af578fffa1ef1694eb9db015","target":"graph","created_at":"2026-07-05T02:23:25Z","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/2101.11005/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present early results from the Epoch of Giant Planet Migration program, a precise RV survey of over one hundred intermediate-age ($\\sim$20$-$200 Myr) G and K dwarfs with the Habitable-Zone Planet Finder spectrograph (HPF) at McDonald Observatory's Hobby-Eberly Telescope (HET). The goals of this program are to determine the timescale and dominant physical mechanism of giant planet migration interior to the water ice line of Sun-like stars. Here, we summarize results from the first 14 months of this program, with a focus on our custom RV pipeline for HPF, a measurement of the intrinsic near-i","authors_text":"Arpita Roy, Brendan P. Bowler, Chad F. Bender, Gudmundur Stefansson, Joe P. Ninan, Michael Endl, Quang H. Tran, Ryan C. Terrien, Samuel Halverson, Suvrath Mahadevan, William D. Cochran","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2021-01-26T19:00:00Z","title":"The Epoch of Giant Planet Migration Planet Search Program. I. Near-Infrared Radial Velocity Jitter of Young Sun-like Stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.11005","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":"sha256:5f5f1961900f75ea4bcca3faf7f89885172e103fe20c3d73155cdbace049bd4c","target":"record","created_at":"2026-07-05T02:23:25Z","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":"4f29b0a4ffce2465a61290e6b488b8cdfdea25452cb2bb033811f1124c83942c","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2021-01-26T19:00:00Z","title_canon_sha256":"5e3ed1f9875a0fa43db89b81ce4883baede383f2e119d58fc1971f54c4e19b19"},"schema_version":"1.0","source":{"id":"2101.11005","kind":"arxiv","version":1}},"canonical_sha256":"2cdc96b2e8679325651c95378e492c3ecaab28825e87a8935ebce244a1587e10","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2cdc96b2e8679325651c95378e492c3ecaab28825e87a8935ebce244a1587e10","first_computed_at":"2026-07-05T02:23:25.781822Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:23:25.781822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bEExm9xagaK29o9WxXEDRYz402OrSJRHrDr5pTNOxVkaDewVxGMAGSTn3kJ1EX4qRaKImeKcHvwAS1BEPfgRDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:23:25.782287Z","signed_message":"canonical_sha256_bytes"},"source_id":"2101.11005","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5f5f1961900f75ea4bcca3faf7f89885172e103fe20c3d73155cdbace049bd4c","sha256:7f05e2e0442f5c2445714e9ae9542afb258c1775af578fffa1ef1694eb9db015"],"state_sha256":"6daa57e61c3a402cc73e3449231c3bd897e4d0e994ca23e794290fb339a6a330"}