{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:LOLBJXY3IZCFFCEME3PYGCQUN5","short_pith_number":"pith:LOLBJXY3","canonical_record":{"source":{"id":"1801.08265","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-25T03:24:54Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"5a16f11b323de421ed2dce3c84fe324d16e94ff8b0941a8253937f91c06444f6","abstract_canon_sha256":"d90c4b2fed4dc2575ef74631c42dd3d60680d8a74c52556d3c683e0ec6f2d4f4"},"schema_version":"1.0"},"canonical_sha256":"5b9614df1b464452888c26df830a146f4f98866baf52e0aa19ffc8e13807320a","source":{"kind":"arxiv","id":"1801.08265","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.08265","created_at":"2026-05-18T00:20:35Z"},{"alias_kind":"arxiv_version","alias_value":"1801.08265v1","created_at":"2026-05-18T00:20:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.08265","created_at":"2026-05-18T00:20:35Z"},{"alias_kind":"pith_short_12","alias_value":"LOLBJXY3IZCF","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_16","alias_value":"LOLBJXY3IZCFFCEM","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_8","alias_value":"LOLBJXY3","created_at":"2026-05-18T12:32:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:LOLBJXY3IZCFFCEME3PYGCQUN5","target":"record","payload":{"canonical_record":{"source":{"id":"1801.08265","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-25T03:24:54Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"5a16f11b323de421ed2dce3c84fe324d16e94ff8b0941a8253937f91c06444f6","abstract_canon_sha256":"d90c4b2fed4dc2575ef74631c42dd3d60680d8a74c52556d3c683e0ec6f2d4f4"},"schema_version":"1.0"},"canonical_sha256":"5b9614df1b464452888c26df830a146f4f98866baf52e0aa19ffc8e13807320a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:35.417772Z","signature_b64":"WtB3Lddzn70u6GahWMBj5SN7Fn+bEgGYKa1/L/BmW3pbWTCkNpQBQSJdK4Trw3fnp92VvfcX/LFkWc/Qs9o3Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5b9614df1b464452888c26df830a146f4f98866baf52e0aa19ffc8e13807320a","last_reissued_at":"2026-05-18T00:20:35.417241Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:35.417241Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.08265","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":"2026-05-18T00:20:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mP4FFuhnil7p+PHjjepOEnVaIRK6qcNdGgUG9cT0o9SUTVEsKBB60r/R4NN0pGh0ckfNtm1nJ0eER0+vKRXOCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T13:47:19.229868Z"},"content_sha256":"11ed653f4eddb663a6c100e9eec804a47380391f2992af81d718b3f2194bff93","schema_version":"1.0","event_id":"sha256:11ed653f4eddb663a6c100e9eec804a47380391f2992af81d718b3f2194bff93"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:LOLBJXY3IZCFFCEME3PYGCQUN5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Metal-poor non-Sagittarius (?) Globular Cluster NGC 5053: Orbit and Mg, Al and Si Abundances","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Alexandre Roman-Lopes, Andres Almeida, Annie C. Robin, Baitian Tang, D. A. Garcia-Hernandez, Dante Minnti, Doug Geisler, E. Moreno, Flavia Dell'Agli, J. G. Fernandez-Trincado, Jose Schiappacasse Ulloa, Matthew Shetrone, Olga Zamora, Ricardo P. Schiavon, Richard R. Lane, Roger E. Cohen, Sandro Villanova, Sangmo Tony Sohn, Sten Hasselquist, Steven R. Majewski, Szabolcs Meszaros, Thomas Masseron, Timothy C. Beers","submitted_at":"2018-01-25T03:24:54Z","abstract_excerpt":"Metal-poor globular clusters (GCs) exhibit intriguing Al-Mg anti-correlations and possible Si-Al correlations, which are important clues to decipher the multiple-population phenomenon. NGC 5053 is one of the most metal-poor GCs in the nearby Universe, and has been suggested to be associated with the Sagittarius (Sgr) dwarf galaxy, due to its similarity in location and radial velocity with one of the Sgr arms. In this work, we simulate the orbit of NGC 5053, and argue against a physical connection between Sgr and NGC 5053. On the other hand, the Mg, Al, and Si spectral lines, which are difficul"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.08265","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":"2026-05-18T00:20:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y6STv/YvCtOGDquPfyKILxiPh1wOe4NKiJ9H6eIPf1MXWdL1QBb8N/+rT440IhkxlmpaqMu0KSCyO6Z0f7XQDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T13:47:19.230619Z"},"content_sha256":"8d96e075d4ffd109fb4765cf93a45ccab1453e328091163367d0395629cb817c","schema_version":"1.0","event_id":"sha256:8d96e075d4ffd109fb4765cf93a45ccab1453e328091163367d0395629cb817c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LOLBJXY3IZCFFCEME3PYGCQUN5/bundle.json","state_url":"https://pith.science/pith/LOLBJXY3IZCFFCEME3PYGCQUN5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LOLBJXY3IZCFFCEME3PYGCQUN5/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":"2026-05-22T13:47:19Z","links":{"resolver":"https://pith.science/pith/LOLBJXY3IZCFFCEME3PYGCQUN5","bundle":"https://pith.science/pith/LOLBJXY3IZCFFCEME3PYGCQUN5/bundle.json","state":"https://pith.science/pith/LOLBJXY3IZCFFCEME3PYGCQUN5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LOLBJXY3IZCFFCEME3PYGCQUN5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:LOLBJXY3IZCFFCEME3PYGCQUN5","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":"d90c4b2fed4dc2575ef74631c42dd3d60680d8a74c52556d3c683e0ec6f2d4f4","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-25T03:24:54Z","title_canon_sha256":"5a16f11b323de421ed2dce3c84fe324d16e94ff8b0941a8253937f91c06444f6"},"schema_version":"1.0","source":{"id":"1801.08265","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.08265","created_at":"2026-05-18T00:20:35Z"},{"alias_kind":"arxiv_version","alias_value":"1801.08265v1","created_at":"2026-05-18T00:20:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.08265","created_at":"2026-05-18T00:20:35Z"},{"alias_kind":"pith_short_12","alias_value":"LOLBJXY3IZCF","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_16","alias_value":"LOLBJXY3IZCFFCEM","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_8","alias_value":"LOLBJXY3","created_at":"2026-05-18T12:32:37Z"}],"graph_snapshots":[{"event_id":"sha256:8d96e075d4ffd109fb4765cf93a45ccab1453e328091163367d0395629cb817c","target":"graph","created_at":"2026-05-18T00:20:35Z","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":"Metal-poor globular clusters (GCs) exhibit intriguing Al-Mg anti-correlations and possible Si-Al correlations, which are important clues to decipher the multiple-population phenomenon. NGC 5053 is one of the most metal-poor GCs in the nearby Universe, and has been suggested to be associated with the Sagittarius (Sgr) dwarf galaxy, due to its similarity in location and radial velocity with one of the Sgr arms. In this work, we simulate the orbit of NGC 5053, and argue against a physical connection between Sgr and NGC 5053. On the other hand, the Mg, Al, and Si spectral lines, which are difficul","authors_text":"Alexandre Roman-Lopes, Andres Almeida, Annie C. Robin, Baitian Tang, D. A. Garcia-Hernandez, Dante Minnti, Doug Geisler, E. Moreno, Flavia Dell'Agli, J. G. Fernandez-Trincado, Jose Schiappacasse Ulloa, Matthew Shetrone, Olga Zamora, Ricardo P. Schiavon, Richard R. Lane, Roger E. Cohen, Sandro Villanova, Sangmo Tony Sohn, Sten Hasselquist, Steven R. Majewski, Szabolcs Meszaros, Thomas Masseron, Timothy C. Beers","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-25T03:24:54Z","title":"The Metal-poor non-Sagittarius (?) Globular Cluster NGC 5053: Orbit and Mg, Al and Si Abundances"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.08265","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":"sha256:11ed653f4eddb663a6c100e9eec804a47380391f2992af81d718b3f2194bff93","target":"record","created_at":"2026-05-18T00:20:35Z","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":"d90c4b2fed4dc2575ef74631c42dd3d60680d8a74c52556d3c683e0ec6f2d4f4","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-01-25T03:24:54Z","title_canon_sha256":"5a16f11b323de421ed2dce3c84fe324d16e94ff8b0941a8253937f91c06444f6"},"schema_version":"1.0","source":{"id":"1801.08265","kind":"arxiv","version":1}},"canonical_sha256":"5b9614df1b464452888c26df830a146f4f98866baf52e0aa19ffc8e13807320a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5b9614df1b464452888c26df830a146f4f98866baf52e0aa19ffc8e13807320a","first_computed_at":"2026-05-18T00:20:35.417241Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:20:35.417241Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WtB3Lddzn70u6GahWMBj5SN7Fn+bEgGYKa1/L/BmW3pbWTCkNpQBQSJdK4Trw3fnp92VvfcX/LFkWc/Qs9o3Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:20:35.417772Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.08265","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11ed653f4eddb663a6c100e9eec804a47380391f2992af81d718b3f2194bff93","sha256:8d96e075d4ffd109fb4765cf93a45ccab1453e328091163367d0395629cb817c"],"state_sha256":"cd1128fa0b44ee21d04e07af073f2774b71f3a40ff0ab9aac005b4b7831423f3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dyVgWAGH3cC6OrpfVt7HE0yokiuQLyJHf01ilu8LhgmYNbQy1blAJEj2LJW0ODC7Ji8F1x893obo3G4uyntJCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T13:47:19.234882Z","bundle_sha256":"2cd5ad460faae26fbabaa8a83a9a3cbe71f56f4d7d94315086c6caa53d638073"}}