{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:IUAUQ42XUMCK6K7FG3GPWEL3TN","short_pith_number":"pith:IUAUQ42X","canonical_record":{"source":{"id":"2011.12303","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-24T19:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"193d9674c84a7e9dd6bd5de76956244afdde48f1c9caf1edf5b8a6067c28cb65","abstract_canon_sha256":"6e568776fa2fa8480942c6ad432a247923ff7a25d39513e2206c79ef9defa06f"},"schema_version":"1.0"},"canonical_sha256":"4501487357a304af2be536ccfb117b9b453909fc91e7da799b378865aaca8db7","source":{"kind":"arxiv","id":"2011.12303","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.12303","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"arxiv_version","alias_value":"2011.12303v1","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.12303","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"pith_short_12","alias_value":"IUAUQ42XUMCK","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"pith_short_16","alias_value":"IUAUQ42XUMCK6K7F","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"pith_short_8","alias_value":"IUAUQ42X","created_at":"2026-07-05T02:08:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:IUAUQ42XUMCK6K7FG3GPWEL3TN","target":"record","payload":{"canonical_record":{"source":{"id":"2011.12303","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-24T19:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"193d9674c84a7e9dd6bd5de76956244afdde48f1c9caf1edf5b8a6067c28cb65","abstract_canon_sha256":"6e568776fa2fa8480942c6ad432a247923ff7a25d39513e2206c79ef9defa06f"},"schema_version":"1.0"},"canonical_sha256":"4501487357a304af2be536ccfb117b9b453909fc91e7da799b378865aaca8db7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:08:14.289110Z","signature_b64":"fpbhJpRjLd+FJI+pbb1sgNJwtLZGgHY4rFHxX7cmVSYZyocDEgPAFJDJeJzaS38NtpwLVEZCxZtafrsOOnT3CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4501487357a304af2be536ccfb117b9b453909fc91e7da799b378865aaca8db7","last_reissued_at":"2026-07-05T02:08:14.288669Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:08:14.288669Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.12303","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":"2026-07-05T02:08:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9ORideZa2pGRf+gNfo6pTNaHUN1y3BPJxgwnLbVo7cVBSosL4PXaQ/hYeKwsFg05n0nL8BkrdocI9WvQ7hbyCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T21:26:44.284537Z"},"content_sha256":"fb1381c651b4e10c058dc73cd4070376d8c0db177464eddf0a29e227c73a9ae9","schema_version":"1.0","event_id":"sha256:fb1381c651b4e10c058dc73cd4070376d8c0db177464eddf0a29e227c73a9ae9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:IUAUQ42XUMCK6K7FG3GPWEL3TN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Purveyors of fine halos III. Chemical abundance analysis of a potential omega Cen associate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Andreas J. Koch-Hansen, Camilla Juul Hansen, Elisabetta Caffau, Linda Lombardo, Michael Hanke, Piercarlo Bonifacio","submitted_at":"2020-11-24T19:00:01Z","abstract_excerpt":"Globular clusters (GCs) are important donors to the build-up of the Milky Way (MW) stellar halo, having contributed at the ten percent level over the Galactic history. Stars that originated from the second generation of dissolved or dissolving clusters can be readily identified via distinct light-element signatures such as enhanced N and Na and simultaneously depleted C and O abundances. In this paper we present an extensive chemical abundance analysis of the halo star J110842, which was previously kinematically associated with the massive MW GC $\\omega$ Centauri ($\\omega$Cen), and we discuss "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.12303","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/2011.12303/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":"2026-07-05T02:08:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/RaVElPkR6smcFcz6cefJ2R/tvOYgyLplt/q8oKmnmsfoQPRy6njay3h/9x3ZVRZ4vjo0Vxey88B/gITrNQqDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T21:26:44.285065Z"},"content_sha256":"9a34de89fe908e2f58096cd4970737f2b59c141e452931a417069ab068023e8a","schema_version":"1.0","event_id":"sha256:9a34de89fe908e2f58096cd4970737f2b59c141e452931a417069ab068023e8a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IUAUQ42XUMCK6K7FG3GPWEL3TN/bundle.json","state_url":"https://pith.science/pith/IUAUQ42XUMCK6K7FG3GPWEL3TN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IUAUQ42XUMCK6K7FG3GPWEL3TN/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":"2026-08-13T21:26:44Z","links":{"resolver":"https://pith.science/pith/IUAUQ42XUMCK6K7FG3GPWEL3TN","bundle":"https://pith.science/pith/IUAUQ42XUMCK6K7FG3GPWEL3TN/bundle.json","state":"https://pith.science/pith/IUAUQ42XUMCK6K7FG3GPWEL3TN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IUAUQ42XUMCK6K7FG3GPWEL3TN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:IUAUQ42XUMCK6K7FG3GPWEL3TN","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":"6e568776fa2fa8480942c6ad432a247923ff7a25d39513e2206c79ef9defa06f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-24T19:00:01Z","title_canon_sha256":"193d9674c84a7e9dd6bd5de76956244afdde48f1c9caf1edf5b8a6067c28cb65"},"schema_version":"1.0","source":{"id":"2011.12303","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.12303","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"arxiv_version","alias_value":"2011.12303v1","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.12303","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"pith_short_12","alias_value":"IUAUQ42XUMCK","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"pith_short_16","alias_value":"IUAUQ42XUMCK6K7F","created_at":"2026-07-05T02:08:14Z"},{"alias_kind":"pith_short_8","alias_value":"IUAUQ42X","created_at":"2026-07-05T02:08:14Z"}],"graph_snapshots":[{"event_id":"sha256:9a34de89fe908e2f58096cd4970737f2b59c141e452931a417069ab068023e8a","target":"graph","created_at":"2026-07-05T02:08:14Z","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/2011.12303/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Globular clusters (GCs) are important donors to the build-up of the Milky Way (MW) stellar halo, having contributed at the ten percent level over the Galactic history. Stars that originated from the second generation of dissolved or dissolving clusters can be readily identified via distinct light-element signatures such as enhanced N and Na and simultaneously depleted C and O abundances. In this paper we present an extensive chemical abundance analysis of the halo star J110842, which was previously kinematically associated with the massive MW GC $\\omega$ Centauri ($\\omega$Cen), and we discuss ","authors_text":"Andreas J. Koch-Hansen, Camilla Juul Hansen, Elisabetta Caffau, Linda Lombardo, Michael Hanke, Piercarlo Bonifacio","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-24T19:00:01Z","title":"Purveyors of fine halos III. Chemical abundance analysis of a potential omega Cen associate"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.12303","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:fb1381c651b4e10c058dc73cd4070376d8c0db177464eddf0a29e227c73a9ae9","target":"record","created_at":"2026-07-05T02:08:14Z","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":"6e568776fa2fa8480942c6ad432a247923ff7a25d39513e2206c79ef9defa06f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-24T19:00:01Z","title_canon_sha256":"193d9674c84a7e9dd6bd5de76956244afdde48f1c9caf1edf5b8a6067c28cb65"},"schema_version":"1.0","source":{"id":"2011.12303","kind":"arxiv","version":1}},"canonical_sha256":"4501487357a304af2be536ccfb117b9b453909fc91e7da799b378865aaca8db7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4501487357a304af2be536ccfb117b9b453909fc91e7da799b378865aaca8db7","first_computed_at":"2026-07-05T02:08:14.288669Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:08:14.288669Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fpbhJpRjLd+FJI+pbb1sgNJwtLZGgHY4rFHxX7cmVSYZyocDEgPAFJDJeJzaS38NtpwLVEZCxZtafrsOOnT3CA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:08:14.289110Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.12303","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fb1381c651b4e10c058dc73cd4070376d8c0db177464eddf0a29e227c73a9ae9","sha256:9a34de89fe908e2f58096cd4970737f2b59c141e452931a417069ab068023e8a"],"state_sha256":"4ef2a884b149efe9cfbbe4aa682ca71274f4bcd6905a4b94866e65e9965617b5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tg18ooj5nY/+/d7SPZFDu0JkdUVYOCFHPDvFcR5WBAmuMmbzfDS3Dx2V0OXAMKkLo6zd6z/hlufiwb7cd+CvAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T21:26:44.290305Z","bundle_sha256":"20bc02c525b31167394ea8f90adbff5ba4d1c7d38243f65a525412acc911a88e"}}