{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:ZAUYQQW6CJXIISWU3P644ALFWJ","short_pith_number":"pith:ZAUYQQW6","canonical_record":{"source":{"id":"1902.02657","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-02-07T14:48:15Z","cross_cats_sorted":["astro-ph.EP","astro-ph.GA"],"title_canon_sha256":"b2b29ace04e2619b4d7548dfe5709352575724c3a38114239fcf10a15ecf64b2","abstract_canon_sha256":"dabd2e19888cd8145b6d369b80fa515a73410d0a732c7144152f75a1bb5aaa97"},"schema_version":"1.0"},"canonical_sha256":"c8298842de126e844ad4dbfdce0165b241668a61b53805eb53c680298c30b249","source":{"kind":"arxiv","id":"1902.02657","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.02657","created_at":"2026-05-17T23:46:47Z"},{"alias_kind":"arxiv_version","alias_value":"1902.02657v1","created_at":"2026-05-17T23:46:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.02657","created_at":"2026-05-17T23:46:47Z"},{"alias_kind":"pith_short_12","alias_value":"ZAUYQQW6CJXI","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"ZAUYQQW6CJXIISWU","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"ZAUYQQW6","created_at":"2026-05-18T12:33:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:ZAUYQQW6CJXIISWU3P644ALFWJ","target":"record","payload":{"canonical_record":{"source":{"id":"1902.02657","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-02-07T14:48:15Z","cross_cats_sorted":["astro-ph.EP","astro-ph.GA"],"title_canon_sha256":"b2b29ace04e2619b4d7548dfe5709352575724c3a38114239fcf10a15ecf64b2","abstract_canon_sha256":"dabd2e19888cd8145b6d369b80fa515a73410d0a732c7144152f75a1bb5aaa97"},"schema_version":"1.0"},"canonical_sha256":"c8298842de126e844ad4dbfdce0165b241668a61b53805eb53c680298c30b249","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:46:47.387063Z","signature_b64":"eiJr8VNgU6iD0E1fAcZsDO0QuB13J5CemDXg+52u08CHArz7H3nAO6CzCkgQQ5KpBFLIGhMV9sjgTa+jh5AtAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8298842de126e844ad4dbfdce0165b241668a61b53805eb53c680298c30b249","last_reissued_at":"2026-05-17T23:46:47.386526Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:46:47.386526Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.02657","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":"2026-05-17T23:46:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"urGd4xixAy/I2Z9rJDo86lX6O+u/CDOBoQih3GzOBT+c2yGyMveDryId/1mcbxlqiSl00U46qv3NNm67jC1bBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T16:39:21.175211Z"},"content_sha256":"2a4632d5a0af8b2e879bc22203c19946ab87e0a0800bbd60938b8cf8fdaf47d8","schema_version":"1.0","event_id":"sha256:2a4632d5a0af8b2e879bc22203c19946ab87e0a0800bbd60938b8cf8fdaf47d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:ZAUYQQW6CJXIISWU3P644ALFWJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First detection of oscillations in the Halo giant HD 122563: validation of seismic scaling relations and new fundamental parameters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP","astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Bernard Pichon, David Salabert, Enrico Corsaro, Frank Grundahl, Fr\\'ed\\'eric Th\\'evenin, Lionel Bigot, Mads F. Andersen, Orlagh Creevey, P. L. Pall\\'e, Remo Collet, Victoria Antoci","submitted_at":"2019-02-07T14:48:15Z","abstract_excerpt":"The nearby metal-poor giant HD122563 is an important astrophysical laboratory for which to test stellar atmospheric and interior physics. It is also a benchmark star for which to calibrate methods to apply to large scale surveys. Recently it has been remeasured using various methodologies given the new high precision instruments at our disposal. However, inconsistencies in the observations and models have been found. In order to better characterise this star we have been measuring its radial velocities since 2016 using the Hertzsprung telescope (SONG network node). In this work we report the f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.02657","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":"2026-05-17T23:46:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TEVaZVIlRHPhBzZhA7iVd1murppoSWX26tUZEgE7f4LZE0u46nhCh+DQ+3x1Lt8uuEwBOzWYEB7rGFThIkA1CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T16:39:21.175934Z"},"content_sha256":"39762e6053d3db0721ddc0b163e3c9438f75f265b2dbb67cc1a09954d79e2726","schema_version":"1.0","event_id":"sha256:39762e6053d3db0721ddc0b163e3c9438f75f265b2dbb67cc1a09954d79e2726"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZAUYQQW6CJXIISWU3P644ALFWJ/bundle.json","state_url":"https://pith.science/pith/ZAUYQQW6CJXIISWU3P644ALFWJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZAUYQQW6CJXIISWU3P644ALFWJ/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":"2026-05-29T16:39:21Z","links":{"resolver":"https://pith.science/pith/ZAUYQQW6CJXIISWU3P644ALFWJ","bundle":"https://pith.science/pith/ZAUYQQW6CJXIISWU3P644ALFWJ/bundle.json","state":"https://pith.science/pith/ZAUYQQW6CJXIISWU3P644ALFWJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZAUYQQW6CJXIISWU3P644ALFWJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:ZAUYQQW6CJXIISWU3P644ALFWJ","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":"dabd2e19888cd8145b6d369b80fa515a73410d0a732c7144152f75a1bb5aaa97","cross_cats_sorted":["astro-ph.EP","astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-02-07T14:48:15Z","title_canon_sha256":"b2b29ace04e2619b4d7548dfe5709352575724c3a38114239fcf10a15ecf64b2"},"schema_version":"1.0","source":{"id":"1902.02657","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.02657","created_at":"2026-05-17T23:46:47Z"},{"alias_kind":"arxiv_version","alias_value":"1902.02657v1","created_at":"2026-05-17T23:46:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.02657","created_at":"2026-05-17T23:46:47Z"},{"alias_kind":"pith_short_12","alias_value":"ZAUYQQW6CJXI","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"ZAUYQQW6CJXIISWU","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"ZAUYQQW6","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:39762e6053d3db0721ddc0b163e3c9438f75f265b2dbb67cc1a09954d79e2726","target":"graph","created_at":"2026-05-17T23:46:47Z","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 nearby metal-poor giant HD122563 is an important astrophysical laboratory for which to test stellar atmospheric and interior physics. It is also a benchmark star for which to calibrate methods to apply to large scale surveys. Recently it has been remeasured using various methodologies given the new high precision instruments at our disposal. However, inconsistencies in the observations and models have been found. In order to better characterise this star we have been measuring its radial velocities since 2016 using the Hertzsprung telescope (SONG network node). In this work we report the f","authors_text":"Bernard Pichon, David Salabert, Enrico Corsaro, Frank Grundahl, Fr\\'ed\\'eric Th\\'evenin, Lionel Bigot, Mads F. Andersen, Orlagh Creevey, P. L. Pall\\'e, Remo Collet, Victoria Antoci","cross_cats":["astro-ph.EP","astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-02-07T14:48:15Z","title":"First detection of oscillations in the Halo giant HD 122563: validation of seismic scaling relations and new fundamental parameters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.02657","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":"sha256:2a4632d5a0af8b2e879bc22203c19946ab87e0a0800bbd60938b8cf8fdaf47d8","target":"record","created_at":"2026-05-17T23:46:47Z","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":"dabd2e19888cd8145b6d369b80fa515a73410d0a732c7144152f75a1bb5aaa97","cross_cats_sorted":["astro-ph.EP","astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-02-07T14:48:15Z","title_canon_sha256":"b2b29ace04e2619b4d7548dfe5709352575724c3a38114239fcf10a15ecf64b2"},"schema_version":"1.0","source":{"id":"1902.02657","kind":"arxiv","version":1}},"canonical_sha256":"c8298842de126e844ad4dbfdce0165b241668a61b53805eb53c680298c30b249","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c8298842de126e844ad4dbfdce0165b241668a61b53805eb53c680298c30b249","first_computed_at":"2026-05-17T23:46:47.386526Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:46:47.386526Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eiJr8VNgU6iD0E1fAcZsDO0QuB13J5CemDXg+52u08CHArz7H3nAO6CzCkgQQ5KpBFLIGhMV9sjgTa+jh5AtAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:46:47.387063Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.02657","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2a4632d5a0af8b2e879bc22203c19946ab87e0a0800bbd60938b8cf8fdaf47d8","sha256:39762e6053d3db0721ddc0b163e3c9438f75f265b2dbb67cc1a09954d79e2726"],"state_sha256":"107010963f7babfc0393a790ee6a6d3032be4af19eee1cf57467b0d5ed81cf56"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2EdSjk/dHeqGo5Jk+/h3aTv9DI3WxT5yLFkTIbMfd8gBOajF/L46mIbc1I5v1qoLcMsm5GtvTRzEnhT5OWlyBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T16:39:21.179833Z","bundle_sha256":"7be0983b31f2bd3ae989f9190372aaa14f0bb81727cf75d2f8138edfe934f5ff"}}