{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:CZBUFPR74H5DH2DZYI63RIH3MB","short_pith_number":"pith:CZBUFPR7","canonical_record":{"source":{"id":"1002.2627","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-02-12T19:46:54Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"4634624f050a261102e6852c70eb2b38932337a46ee86555970df5169f481474","abstract_canon_sha256":"4c984060610c010f9f65d6013e26fe21b421bcc959d354605180a2f19f99a838"},"schema_version":"1.0"},"canonical_sha256":"164342be3fe1fa33e879c23db8a0fb6070afa7819abf6edaa36b7c2ab0fb7d79","source":{"kind":"arxiv","id":"1002.2627","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.2627","created_at":"2026-05-18T03:52:28Z"},{"alias_kind":"arxiv_version","alias_value":"1002.2627v1","created_at":"2026-05-18T03:52:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.2627","created_at":"2026-05-18T03:52:28Z"},{"alias_kind":"pith_short_12","alias_value":"CZBUFPR74H5D","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"CZBUFPR74H5DH2DZ","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"CZBUFPR7","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:CZBUFPR74H5DH2DZYI63RIH3MB","target":"record","payload":{"canonical_record":{"source":{"id":"1002.2627","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-02-12T19:46:54Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"4634624f050a261102e6852c70eb2b38932337a46ee86555970df5169f481474","abstract_canon_sha256":"4c984060610c010f9f65d6013e26fe21b421bcc959d354605180a2f19f99a838"},"schema_version":"1.0"},"canonical_sha256":"164342be3fe1fa33e879c23db8a0fb6070afa7819abf6edaa36b7c2ab0fb7d79","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:52:28.639116Z","signature_b64":"VfRLg5e0x0stwAdhXgZ5tIV8ZIUbbglpDsBr6UdeVao8PBuoj4J+3GknYtP7FzcftoqW5BZ2JN3d+NSz+gNUDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"164342be3fe1fa33e879c23db8a0fb6070afa7819abf6edaa36b7c2ab0fb7d79","last_reissued_at":"2026-05-18T03:52:28.638268Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:52:28.638268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1002.2627","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":"2026-05-18T03:52:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+E9bC2ESWwhcmyWVPfQvwUsKNwmCjxtckrREJ5GC+54UE1mnveRhuXNg8T6DXAyzsuh4ZKNEnZEXkttuo2FiCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T19:23:29.980484Z"},"content_sha256":"9f5e90dd86976a9af205c879bc48f0aad6fcd485176be2098dd5a94cdadef19b","schema_version":"1.0","event_id":"sha256:9f5e90dd86976a9af205c879bc48f0aad6fcd485176be2098dd5a94cdadef19b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:CZBUFPR74H5DH2DZYI63RIH3MB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Red giants from the Pennsylvania - Torun Planet Search","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"(2) Department for Astronomy, 3) ((1) Toru\\'n Centre for Astronomy, (3) Center for Exoplanets, A. Niedzielski (1), Astrophysics, A. Wolszczan (2, Habitable Worlds, M. Adam\\'ow (1), PennState University, PennState University), P. Zieli\\'nski (1)","submitted_at":"2010-02-12T19:46:54Z","abstract_excerpt":"The main goal of the Pennsylvania - Torun Planet Search (PTPS) is detection and characterization of planets around evolved stars using the high-accuracy radial velocity (RV) technique. The project is performed with the 9.2 m Hobby-Eberly Telescope. To determine stellar parameters and evolutionary status for targets observed within the survey complete spectral analysis of all objects is required. In this paper we present the atmospheric parameters (effective temperatures, surface gravities, microturbulent velocities and metallicities) of a subsample of Red Giant Clump stars using strictly spect"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.2627","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":"2026-05-18T03:52:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rmBdp9EFm3wPQLt0mlTBhFhEuz8Wr2kjM/sznuz5g9md6XOG37LOfyyi8cWgJTwqLCWVdO0/ZjQZuAHluKNPBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T19:23:29.981005Z"},"content_sha256":"6a9838cf01e5c9d9db7c41c07a0cc89590edf667a8472e9e79d3f8afc6952448","schema_version":"1.0","event_id":"sha256:6a9838cf01e5c9d9db7c41c07a0cc89590edf667a8472e9e79d3f8afc6952448"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CZBUFPR74H5DH2DZYI63RIH3MB/bundle.json","state_url":"https://pith.science/pith/CZBUFPR74H5DH2DZYI63RIH3MB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CZBUFPR74H5DH2DZYI63RIH3MB/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":"2026-05-20T19:23:29Z","links":{"resolver":"https://pith.science/pith/CZBUFPR74H5DH2DZYI63RIH3MB","bundle":"https://pith.science/pith/CZBUFPR74H5DH2DZYI63RIH3MB/bundle.json","state":"https://pith.science/pith/CZBUFPR74H5DH2DZYI63RIH3MB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CZBUFPR74H5DH2DZYI63RIH3MB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:CZBUFPR74H5DH2DZYI63RIH3MB","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":"4c984060610c010f9f65d6013e26fe21b421bcc959d354605180a2f19f99a838","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-02-12T19:46:54Z","title_canon_sha256":"4634624f050a261102e6852c70eb2b38932337a46ee86555970df5169f481474"},"schema_version":"1.0","source":{"id":"1002.2627","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.2627","created_at":"2026-05-18T03:52:28Z"},{"alias_kind":"arxiv_version","alias_value":"1002.2627v1","created_at":"2026-05-18T03:52:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.2627","created_at":"2026-05-18T03:52:28Z"},{"alias_kind":"pith_short_12","alias_value":"CZBUFPR74H5D","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"CZBUFPR74H5DH2DZ","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"CZBUFPR7","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:6a9838cf01e5c9d9db7c41c07a0cc89590edf667a8472e9e79d3f8afc6952448","target":"graph","created_at":"2026-05-18T03:52:28Z","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 main goal of the Pennsylvania - Torun Planet Search (PTPS) is detection and characterization of planets around evolved stars using the high-accuracy radial velocity (RV) technique. The project is performed with the 9.2 m Hobby-Eberly Telescope. To determine stellar parameters and evolutionary status for targets observed within the survey complete spectral analysis of all objects is required. In this paper we present the atmospheric parameters (effective temperatures, surface gravities, microturbulent velocities and metallicities) of a subsample of Red Giant Clump stars using strictly spect","authors_text":"(2) Department for Astronomy, 3) ((1) Toru\\'n Centre for Astronomy, (3) Center for Exoplanets, A. Niedzielski (1), Astrophysics, A. Wolszczan (2, Habitable Worlds, M. Adam\\'ow (1), PennState University, PennState University), P. Zieli\\'nski (1)","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-02-12T19:46:54Z","title":"Red giants from the Pennsylvania - Torun Planet Search"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.2627","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":"sha256:9f5e90dd86976a9af205c879bc48f0aad6fcd485176be2098dd5a94cdadef19b","target":"record","created_at":"2026-05-18T03:52:28Z","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":"4c984060610c010f9f65d6013e26fe21b421bcc959d354605180a2f19f99a838","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-02-12T19:46:54Z","title_canon_sha256":"4634624f050a261102e6852c70eb2b38932337a46ee86555970df5169f481474"},"schema_version":"1.0","source":{"id":"1002.2627","kind":"arxiv","version":1}},"canonical_sha256":"164342be3fe1fa33e879c23db8a0fb6070afa7819abf6edaa36b7c2ab0fb7d79","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"164342be3fe1fa33e879c23db8a0fb6070afa7819abf6edaa36b7c2ab0fb7d79","first_computed_at":"2026-05-18T03:52:28.638268Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:52:28.638268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VfRLg5e0x0stwAdhXgZ5tIV8ZIUbbglpDsBr6UdeVao8PBuoj4J+3GknYtP7FzcftoqW5BZ2JN3d+NSz+gNUDw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:52:28.639116Z","signed_message":"canonical_sha256_bytes"},"source_id":"1002.2627","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9f5e90dd86976a9af205c879bc48f0aad6fcd485176be2098dd5a94cdadef19b","sha256:6a9838cf01e5c9d9db7c41c07a0cc89590edf667a8472e9e79d3f8afc6952448"],"state_sha256":"801fe44eeac447d2f77563773493d7c8bffd9b36217d2e88de3e32723c1469b4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l8negi01m7H9OthSHhldC3fmLO0bh72igadnBoTpHBc9l/zqQ5T6Aj9sfJh34/u6bNqMVbamyndmHYZg2cXGDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T19:23:29.983325Z","bundle_sha256":"aa1333d68c3071f33e0fdcc33420147be3b3a93e8cb756c125edd08d85843c91"}}