{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:6KDO3B7HL42TAA7XWGPFHRC7V5","short_pith_number":"pith:6KDO3B7H","canonical_record":{"source":{"id":"1409.1193","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-09-03T18:40:59Z","cross_cats_sorted":[],"title_canon_sha256":"732bf51eab3e9a37c462115d9e80e3f83088f64395b5507a52b8c8310c96a20d","abstract_canon_sha256":"df31ff0aa4b4597cd8782bfbea529404d6b6169d791ddd8c731ee5470f280ae4"},"schema_version":"1.0"},"canonical_sha256":"f286ed87e75f353003f7b19e53c45faf4b8ad3fdaa4c5498451abe7626c67fb2","source":{"kind":"arxiv","id":"1409.1193","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.1193","created_at":"2026-05-18T01:42:08Z"},{"alias_kind":"arxiv_version","alias_value":"1409.1193v2","created_at":"2026-05-18T01:42:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.1193","created_at":"2026-05-18T01:42:08Z"},{"alias_kind":"pith_short_12","alias_value":"6KDO3B7HL42T","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6KDO3B7HL42TAA7X","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6KDO3B7H","created_at":"2026-05-18T12:28:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:6KDO3B7HL42TAA7XWGPFHRC7V5","target":"record","payload":{"canonical_record":{"source":{"id":"1409.1193","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-09-03T18:40:59Z","cross_cats_sorted":[],"title_canon_sha256":"732bf51eab3e9a37c462115d9e80e3f83088f64395b5507a52b8c8310c96a20d","abstract_canon_sha256":"df31ff0aa4b4597cd8782bfbea529404d6b6169d791ddd8c731ee5470f280ae4"},"schema_version":"1.0"},"canonical_sha256":"f286ed87e75f353003f7b19e53c45faf4b8ad3fdaa4c5498451abe7626c67fb2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:08.516359Z","signature_b64":"ok6E94n7yDeT1f6xQeY2LjhKqKVZjylmVIpXB23m+OQdvBHo3SmdgsTZK5mDRmoYSs1doGgc9lBERFhtknbxBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f286ed87e75f353003f7b19e53c45faf4b8ad3fdaa4c5498451abe7626c67fb2","last_reissued_at":"2026-05-18T01:42:08.515580Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:08.515580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.1193","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:42:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1LCz1P9G25xsEqRaqWXF2XAYgq5sagiVW6zDFe8r7RDeqOFEZIGUfTmwLYvAyGljV1d1eUd5ZZQz0S9P33HgDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T01:44:50.542267Z"},"content_sha256":"b2c15b55430b511a1e9dabedc0983d2c777c7baf14a972729e6e680c89530e75","schema_version":"1.0","event_id":"sha256:b2c15b55430b511a1e9dabedc0983d2c777c7baf14a972729e6e680c89530e75"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:6KDO3B7HL42TAA7XWGPFHRC7V5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The primordial and evolutionary abundance variations in globular-cluster stars: a problem with two unknowns","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Achim Weiss (MPA), Bill Paxton (UCSB), David Hartwick (UVic), Don VandenBerg (UVic), Falk Herwig (UVic, JINA), Pavel Denissenkov (UVic","submitted_at":"2014-09-03T18:40:59Z","abstract_excerpt":"We demonstrate that among the potential sources of the primordial abundance variations of the proton-capture elements in globular-cluster stars proposed so far, such as the hot-bottom burning in massive AGB stars and H burning in the convective cores of supermassive and fast-rotating massive MS stars, only the supermassive MS stars with M > 10,000 Msun can explain all the observed abundance correlations without any fine-tuning of model parameters. We use our assumed chemical composition for the pristine gas in M13 (NGC6205) and its mixtures with 50% and 90% of the material partially processed "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.1193","kind":"arxiv","version":2},"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":"2026-05-18T01:42:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"baIINCXeeYa6BPehKoHq2Uiea4ZgbqA35DRauGNsP+N620nYtt+oAY0wCkjlocIPotT7DP43ybrZ1hopeRcqCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T01:44:50.542986Z"},"content_sha256":"2590d0b31fffb97f0baf375875de25c5e166d7fc2627eea18e63bfa8db8bc226","schema_version":"1.0","event_id":"sha256:2590d0b31fffb97f0baf375875de25c5e166d7fc2627eea18e63bfa8db8bc226"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6KDO3B7HL42TAA7XWGPFHRC7V5/bundle.json","state_url":"https://pith.science/pith/6KDO3B7HL42TAA7XWGPFHRC7V5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6KDO3B7HL42TAA7XWGPFHRC7V5/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":"2026-05-26T01:44:50Z","links":{"resolver":"https://pith.science/pith/6KDO3B7HL42TAA7XWGPFHRC7V5","bundle":"https://pith.science/pith/6KDO3B7HL42TAA7XWGPFHRC7V5/bundle.json","state":"https://pith.science/pith/6KDO3B7HL42TAA7XWGPFHRC7V5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6KDO3B7HL42TAA7XWGPFHRC7V5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:6KDO3B7HL42TAA7XWGPFHRC7V5","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":"df31ff0aa4b4597cd8782bfbea529404d6b6169d791ddd8c731ee5470f280ae4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-09-03T18:40:59Z","title_canon_sha256":"732bf51eab3e9a37c462115d9e80e3f83088f64395b5507a52b8c8310c96a20d"},"schema_version":"1.0","source":{"id":"1409.1193","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.1193","created_at":"2026-05-18T01:42:08Z"},{"alias_kind":"arxiv_version","alias_value":"1409.1193v2","created_at":"2026-05-18T01:42:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.1193","created_at":"2026-05-18T01:42:08Z"},{"alias_kind":"pith_short_12","alias_value":"6KDO3B7HL42T","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6KDO3B7HL42TAA7X","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6KDO3B7H","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:2590d0b31fffb97f0baf375875de25c5e166d7fc2627eea18e63bfa8db8bc226","target":"graph","created_at":"2026-05-18T01:42:08Z","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":"We demonstrate that among the potential sources of the primordial abundance variations of the proton-capture elements in globular-cluster stars proposed so far, such as the hot-bottom burning in massive AGB stars and H burning in the convective cores of supermassive and fast-rotating massive MS stars, only the supermassive MS stars with M > 10,000 Msun can explain all the observed abundance correlations without any fine-tuning of model parameters. We use our assumed chemical composition for the pristine gas in M13 (NGC6205) and its mixtures with 50% and 90% of the material partially processed ","authors_text":"Achim Weiss (MPA), Bill Paxton (UCSB), David Hartwick (UVic), Don VandenBerg (UVic), Falk Herwig (UVic, JINA), Pavel Denissenkov (UVic","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-09-03T18:40:59Z","title":"The primordial and evolutionary abundance variations in globular-cluster stars: a problem with two unknowns"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.1193","kind":"arxiv","version":2},"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:b2c15b55430b511a1e9dabedc0983d2c777c7baf14a972729e6e680c89530e75","target":"record","created_at":"2026-05-18T01:42:08Z","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":"df31ff0aa4b4597cd8782bfbea529404d6b6169d791ddd8c731ee5470f280ae4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-09-03T18:40:59Z","title_canon_sha256":"732bf51eab3e9a37c462115d9e80e3f83088f64395b5507a52b8c8310c96a20d"},"schema_version":"1.0","source":{"id":"1409.1193","kind":"arxiv","version":2}},"canonical_sha256":"f286ed87e75f353003f7b19e53c45faf4b8ad3fdaa4c5498451abe7626c67fb2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f286ed87e75f353003f7b19e53c45faf4b8ad3fdaa4c5498451abe7626c67fb2","first_computed_at":"2026-05-18T01:42:08.515580Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:08.515580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ok6E94n7yDeT1f6xQeY2LjhKqKVZjylmVIpXB23m+OQdvBHo3SmdgsTZK5mDRmoYSs1doGgc9lBERFhtknbxBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:08.516359Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.1193","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b2c15b55430b511a1e9dabedc0983d2c777c7baf14a972729e6e680c89530e75","sha256:2590d0b31fffb97f0baf375875de25c5e166d7fc2627eea18e63bfa8db8bc226"],"state_sha256":"eebb7302a5cd15e0ac4d3b986a6eea54b83da03e1df832d316540a029a4312a5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mKYYqqY9fDNdhKb1xa3DGeyJCl99z+HnQlukjAuZM4KADIqlimqEVN1Za6owDU0SAXY1TsHFAzyOg1u4nHZlBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T01:44:50.546445Z","bundle_sha256":"6a8f7b06219b7c59e15d218a6b787b452a41ffb3e85a23df83a54b566f4a3e91"}}