{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:IVTPQZA6ZCXECUJT66WP3JY5JK","short_pith_number":"pith:IVTPQZA6","canonical_record":{"source":{"id":"2001.11161","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-01-30T03:25:00Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"1c7f40c6573fbcc6f37992f9f855eaf9a319bfa8860e1d51ee362ef5f5e7966a","abstract_canon_sha256":"736326af7ad89289a1420462ce710d281176b4f5effc0ea130e88a25351f19e6"},"schema_version":"1.0"},"canonical_sha256":"4566f8641ec8ae415133f7acfda71d4a86428878c70a6f56b6bf26cad20a5d96","source":{"kind":"arxiv","id":"2001.11161","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.11161","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"2001.11161v1","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.11161","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"IVTPQZA6ZCXE","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"pith_short_16","alias_value":"IVTPQZA6ZCXECUJT","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"pith_short_8","alias_value":"IVTPQZA6","created_at":"2026-07-05T00:46:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:IVTPQZA6ZCXECUJT66WP3JY5JK","target":"record","payload":{"canonical_record":{"source":{"id":"2001.11161","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-01-30T03:25:00Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"1c7f40c6573fbcc6f37992f9f855eaf9a319bfa8860e1d51ee362ef5f5e7966a","abstract_canon_sha256":"736326af7ad89289a1420462ce710d281176b4f5effc0ea130e88a25351f19e6"},"schema_version":"1.0"},"canonical_sha256":"4566f8641ec8ae415133f7acfda71d4a86428878c70a6f56b6bf26cad20a5d96","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:46:58.909105Z","signature_b64":"Fjy8l9sPHuEs9yRserM5MH+ljxaTIRdYbLYvFNU7iXCgonDMlGQkpZiw6R4oH2Pu8iVvlSVbG3ANCq1P1rnMAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4566f8641ec8ae415133f7acfda71d4a86428878c70a6f56b6bf26cad20a5d96","last_reissued_at":"2026-07-05T00:46:58.908717Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:46:58.908717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2001.11161","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":"2026-07-05T00:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dBbqNODhi8N8HGxBQ4SHU7/PpQe1RJSfzpofiXijgs8Sv7NjkGGs+FziDV2R9UtnVEG2fjbYfBbq7MYVy6qqBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T21:15:24.004184Z"},"content_sha256":"193c8aa86c4f8b919f1402e0deafdab148f635aa3c3c193b1f77332502a22fed","schema_version":"1.0","event_id":"sha256:193c8aa86c4f8b919f1402e0deafdab148f635aa3c3c193b1f77332502a22fed"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:IVTPQZA6ZCXECUJT66WP3JY5JK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Chemical and Kinematic Consistency Between N-rich Metal-poor Field Stars and Enriched Populations in Globular Clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Baitian Tang, Chao Liu, Douglas Geisler, Hongliang Yan, J. G. Fernandez-Trincado, Jianrong Shi, Jincheng Yu, Qi Gao","submitted_at":"2020-01-30T03:25:00Z","abstract_excerpt":"Interesting chemically peculiar field stars may reflect their stellar evolution history and their possible origin in a different environment from where they are found now, which is one of the most important research fields in Galactic archaeology. To explore this further, we have used the CN-CH bands around 4000 A to identify N-rich metal-poor field stars in LAMOST DR3. Here we expand our N-rich metal-poor field star sample to ~100 stars in LAMOST DR5, where 53 of them are newly found in this work. We investigate light elements of the common stars between our sample and APOGEE DR14. While Mg, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.11161","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/2001.11161/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":"2026-07-05T00:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vsV0D51Ed6VVWfRf47Vi6iM0aeCs4TSE8MCsuQuxb+7KCJ4ZZ/7gNWV7V7Bj2uEeyGOtLn4aLGPddV66qrSACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T21:15:24.004730Z"},"content_sha256":"ab03869f880b96dd30e68f476a9cb7c8857df046c9464e93e839f4d177fd0c0b","schema_version":"1.0","event_id":"sha256:ab03869f880b96dd30e68f476a9cb7c8857df046c9464e93e839f4d177fd0c0b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IVTPQZA6ZCXECUJT66WP3JY5JK/bundle.json","state_url":"https://pith.science/pith/IVTPQZA6ZCXECUJT66WP3JY5JK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IVTPQZA6ZCXECUJT66WP3JY5JK/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":"2026-08-20T21:15:24Z","links":{"resolver":"https://pith.science/pith/IVTPQZA6ZCXECUJT66WP3JY5JK","bundle":"https://pith.science/pith/IVTPQZA6ZCXECUJT66WP3JY5JK/bundle.json","state":"https://pith.science/pith/IVTPQZA6ZCXECUJT66WP3JY5JK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IVTPQZA6ZCXECUJT66WP3JY5JK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:IVTPQZA6ZCXECUJT66WP3JY5JK","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":"736326af7ad89289a1420462ce710d281176b4f5effc0ea130e88a25351f19e6","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-01-30T03:25:00Z","title_canon_sha256":"1c7f40c6573fbcc6f37992f9f855eaf9a319bfa8860e1d51ee362ef5f5e7966a"},"schema_version":"1.0","source":{"id":"2001.11161","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.11161","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"2001.11161v1","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.11161","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"IVTPQZA6ZCXE","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"pith_short_16","alias_value":"IVTPQZA6ZCXECUJT","created_at":"2026-07-05T00:46:58Z"},{"alias_kind":"pith_short_8","alias_value":"IVTPQZA6","created_at":"2026-07-05T00:46:58Z"}],"graph_snapshots":[{"event_id":"sha256:ab03869f880b96dd30e68f476a9cb7c8857df046c9464e93e839f4d177fd0c0b","target":"graph","created_at":"2026-07-05T00:46:58Z","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/2001.11161/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Interesting chemically peculiar field stars may reflect their stellar evolution history and their possible origin in a different environment from where they are found now, which is one of the most important research fields in Galactic archaeology. To explore this further, we have used the CN-CH bands around 4000 A to identify N-rich metal-poor field stars in LAMOST DR3. Here we expand our N-rich metal-poor field star sample to ~100 stars in LAMOST DR5, where 53 of them are newly found in this work. We investigate light elements of the common stars between our sample and APOGEE DR14. While Mg, ","authors_text":"Baitian Tang, Chao Liu, Douglas Geisler, Hongliang Yan, J. G. Fernandez-Trincado, Jianrong Shi, Jincheng Yu, Qi Gao","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-01-30T03:25:00Z","title":"On the Chemical and Kinematic Consistency Between N-rich Metal-poor Field Stars and Enriched Populations in Globular Clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.11161","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":"sha256:193c8aa86c4f8b919f1402e0deafdab148f635aa3c3c193b1f77332502a22fed","target":"record","created_at":"2026-07-05T00:46:58Z","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":"736326af7ad89289a1420462ce710d281176b4f5effc0ea130e88a25351f19e6","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-01-30T03:25:00Z","title_canon_sha256":"1c7f40c6573fbcc6f37992f9f855eaf9a319bfa8860e1d51ee362ef5f5e7966a"},"schema_version":"1.0","source":{"id":"2001.11161","kind":"arxiv","version":1}},"canonical_sha256":"4566f8641ec8ae415133f7acfda71d4a86428878c70a6f56b6bf26cad20a5d96","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4566f8641ec8ae415133f7acfda71d4a86428878c70a6f56b6bf26cad20a5d96","first_computed_at":"2026-07-05T00:46:58.908717Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:46:58.908717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Fjy8l9sPHuEs9yRserM5MH+ljxaTIRdYbLYvFNU7iXCgonDMlGQkpZiw6R4oH2Pu8iVvlSVbG3ANCq1P1rnMAA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:46:58.909105Z","signed_message":"canonical_sha256_bytes"},"source_id":"2001.11161","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:193c8aa86c4f8b919f1402e0deafdab148f635aa3c3c193b1f77332502a22fed","sha256:ab03869f880b96dd30e68f476a9cb7c8857df046c9464e93e839f4d177fd0c0b"],"state_sha256":"9ac916fed9ca26711873b059ac151c5b0cba7f46242bb9c23184be7c2aac1b79"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9gtp3rlFH5eQcjO2XmwrMcyCSgFwAeBpOCydz2GRGSMDVlnmBRlG2szdhBQ+ja3r3f9PjlVq2GKrTlfndvdmBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T21:15:24.008960Z","bundle_sha256":"b8f356cfb8819c2a7f1fd09ca3bc4bcfa9f988f1bd7c7ca1c5edd90202ea1027"}}