{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:QVAHNYZCU6P7X6BLQUOZMXOU6A","short_pith_number":"pith:QVAHNYZC","canonical_record":{"source":{"id":"1708.00041","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-07-31T19:01:18Z","cross_cats_sorted":[],"title_canon_sha256":"da9de4479101cc911ddb5d3dc72812d0d2e4e147c6b8e01f49d2cee6031b5521","abstract_canon_sha256":"7445751b8b142823bac42c002ae3d66e643530ce064c044233c5656e4c698855"},"schema_version":"1.0"},"canonical_sha256":"854076e322a79ffbf82b851d965dd4f02b7ac0c4f2c4f9bd9a4b8148518cbedb","source":{"kind":"arxiv","id":"1708.00041","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.00041","created_at":"2026-05-18T00:07:43Z"},{"alias_kind":"arxiv_version","alias_value":"1708.00041v1","created_at":"2026-05-18T00:07:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.00041","created_at":"2026-05-18T00:07:43Z"},{"alias_kind":"pith_short_12","alias_value":"QVAHNYZCU6P7","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QVAHNYZCU6P7X6BL","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QVAHNYZC","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:QVAHNYZCU6P7X6BLQUOZMXOU6A","target":"record","payload":{"canonical_record":{"source":{"id":"1708.00041","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-07-31T19:01:18Z","cross_cats_sorted":[],"title_canon_sha256":"da9de4479101cc911ddb5d3dc72812d0d2e4e147c6b8e01f49d2cee6031b5521","abstract_canon_sha256":"7445751b8b142823bac42c002ae3d66e643530ce064c044233c5656e4c698855"},"schema_version":"1.0"},"canonical_sha256":"854076e322a79ffbf82b851d965dd4f02b7ac0c4f2c4f9bd9a4b8148518cbedb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:43.779254Z","signature_b64":"+0T/Rn13wZ80dCGFuzxOkXTyNKc05q0ETH+Eeyu+sPcm1qsOxp1qpdgvpBazJkL3st+LU5yNIBua5EmOgZP7Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"854076e322a79ffbf82b851d965dd4f02b7ac0c4f2c4f9bd9a4b8148518cbedb","last_reissued_at":"2026-05-18T00:07:43.778764Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:43.778764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1708.00041","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":"2026-05-18T00:07:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2Yj7HIwkPdshry7ju2L6hw6spEDK0mBl8cVa5C+H+xnpyX+VaUiocaX1FH4adzCxSUU278VlwJ6uQMndEXWOBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T23:25:49.665597Z"},"content_sha256":"1a4915de77452ac82ded7dc9b3eadd6dcbcd88f3b6e3408bf9c663d81dcc6854","schema_version":"1.0","event_id":"sha256:1a4915de77452ac82ded7dc9b3eadd6dcbcd88f3b6e3408bf9c663d81dcc6854"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:QVAHNYZCU6P7X6BLQUOZMXOU6A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New insights on the origin of multiple stellar populations in globular clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Jaeyeon Kim, Young-Wook Lee","submitted_at":"2017-07-31T19:01:18Z","abstract_excerpt":"In order to investigate the origin of multiple stellar populations in the halo and bulge of the Milky Way, we have constructed chemical evolution models for the low-mass proto-Galactic subsystems such as globular clusters (GCs). Unlike previous studies, we assume that supernova blast waves undergo blowout without expelling the pre-enriched gas, while relatively slow winds of massive stars (WMS), together with the winds and ejecta from low and intermediate mass asymptotic-giant-branch stars (AGBs), are all locally retained in these less massive systems. We find that the observed Na-O anti-corre"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.00041","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":"2026-05-18T00:07:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3YFdV49L8nuIZEbvg4tndtvzIVD8LjG+xNxzvOHQq3B7/0k9RVqL9wfR8KBtozNo/elEKhURbIQNTJPDRtX7AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T23:25:49.666151Z"},"content_sha256":"a1893e90fd2b948b88727f026ad2f9d00d351268b70aa7f9f366313a64ad2215","schema_version":"1.0","event_id":"sha256:a1893e90fd2b948b88727f026ad2f9d00d351268b70aa7f9f366313a64ad2215"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QVAHNYZCU6P7X6BLQUOZMXOU6A/bundle.json","state_url":"https://pith.science/pith/QVAHNYZCU6P7X6BLQUOZMXOU6A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QVAHNYZCU6P7X6BLQUOZMXOU6A/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":"2026-06-06T23:25:49Z","links":{"resolver":"https://pith.science/pith/QVAHNYZCU6P7X6BLQUOZMXOU6A","bundle":"https://pith.science/pith/QVAHNYZCU6P7X6BLQUOZMXOU6A/bundle.json","state":"https://pith.science/pith/QVAHNYZCU6P7X6BLQUOZMXOU6A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QVAHNYZCU6P7X6BLQUOZMXOU6A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:QVAHNYZCU6P7X6BLQUOZMXOU6A","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":"7445751b8b142823bac42c002ae3d66e643530ce064c044233c5656e4c698855","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-07-31T19:01:18Z","title_canon_sha256":"da9de4479101cc911ddb5d3dc72812d0d2e4e147c6b8e01f49d2cee6031b5521"},"schema_version":"1.0","source":{"id":"1708.00041","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.00041","created_at":"2026-05-18T00:07:43Z"},{"alias_kind":"arxiv_version","alias_value":"1708.00041v1","created_at":"2026-05-18T00:07:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.00041","created_at":"2026-05-18T00:07:43Z"},{"alias_kind":"pith_short_12","alias_value":"QVAHNYZCU6P7","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QVAHNYZCU6P7X6BL","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QVAHNYZC","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:a1893e90fd2b948b88727f026ad2f9d00d351268b70aa7f9f366313a64ad2215","target":"graph","created_at":"2026-05-18T00:07:43Z","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":"In order to investigate the origin of multiple stellar populations in the halo and bulge of the Milky Way, we have constructed chemical evolution models for the low-mass proto-Galactic subsystems such as globular clusters (GCs). Unlike previous studies, we assume that supernova blast waves undergo blowout without expelling the pre-enriched gas, while relatively slow winds of massive stars (WMS), together with the winds and ejecta from low and intermediate mass asymptotic-giant-branch stars (AGBs), are all locally retained in these less massive systems. We find that the observed Na-O anti-corre","authors_text":"Jaeyeon Kim, Young-Wook Lee","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-07-31T19:01:18Z","title":"New insights on the origin of multiple stellar populations in globular clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.00041","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":"sha256:1a4915de77452ac82ded7dc9b3eadd6dcbcd88f3b6e3408bf9c663d81dcc6854","target":"record","created_at":"2026-05-18T00:07:43Z","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":"7445751b8b142823bac42c002ae3d66e643530ce064c044233c5656e4c698855","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-07-31T19:01:18Z","title_canon_sha256":"da9de4479101cc911ddb5d3dc72812d0d2e4e147c6b8e01f49d2cee6031b5521"},"schema_version":"1.0","source":{"id":"1708.00041","kind":"arxiv","version":1}},"canonical_sha256":"854076e322a79ffbf82b851d965dd4f02b7ac0c4f2c4f9bd9a4b8148518cbedb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"854076e322a79ffbf82b851d965dd4f02b7ac0c4f2c4f9bd9a4b8148518cbedb","first_computed_at":"2026-05-18T00:07:43.778764Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:07:43.778764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+0T/Rn13wZ80dCGFuzxOkXTyNKc05q0ETH+Eeyu+sPcm1qsOxp1qpdgvpBazJkL3st+LU5yNIBua5EmOgZP7Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T00:07:43.779254Z","signed_message":"canonical_sha256_bytes"},"source_id":"1708.00041","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1a4915de77452ac82ded7dc9b3eadd6dcbcd88f3b6e3408bf9c663d81dcc6854","sha256:a1893e90fd2b948b88727f026ad2f9d00d351268b70aa7f9f366313a64ad2215"],"state_sha256":"9a22f9f4fc0e8d5647d85fc7a10b40db4eec5552d5c72cb268e15e0c28778a3c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jz28Zvf2g0smxD0ixlz0B9NgPQJPfHB7GdaGIj2t1S9lVd5nLlkylaZ6TGm61aks/6y/C93m/xl7+K9Wx/dLBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T23:25:49.669555Z","bundle_sha256":"51734cad8f7b7d2b2c98e0cf07cd25009364bddd32620c44c95e484f39f44017"}}