{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:RPCCT6TTQWUYK7ZIWE5GWDAE4I","short_pith_number":"pith:RPCCT6TT","canonical_record":{"source":{"id":"1412.1845","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-04T21:36:26Z","cross_cats_sorted":[],"title_canon_sha256":"cbd6c380cd3128d1468b9f08d27e939fd21bacabd1dc451863dad0ee3c6fc9c1","abstract_canon_sha256":"96fc6b876223dbcb8cd0e127a7e7cb6731d79e0be5681c416f1c7172916ca654"},"schema_version":"1.0"},"canonical_sha256":"8bc429fa7385a9857f28b13a6b0c04e224a66c47fa5a44b67e2982effc326327","source":{"kind":"arxiv","id":"1412.1845","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.1845","created_at":"2026-05-18T02:09:54Z"},{"alias_kind":"arxiv_version","alias_value":"1412.1845v2","created_at":"2026-05-18T02:09:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.1845","created_at":"2026-05-18T02:09:54Z"},{"alias_kind":"pith_short_12","alias_value":"RPCCT6TTQWUY","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RPCCT6TTQWUYK7ZI","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RPCCT6TT","created_at":"2026-05-18T12:28:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:RPCCT6TTQWUYK7ZIWE5GWDAE4I","target":"record","payload":{"canonical_record":{"source":{"id":"1412.1845","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-04T21:36:26Z","cross_cats_sorted":[],"title_canon_sha256":"cbd6c380cd3128d1468b9f08d27e939fd21bacabd1dc451863dad0ee3c6fc9c1","abstract_canon_sha256":"96fc6b876223dbcb8cd0e127a7e7cb6731d79e0be5681c416f1c7172916ca654"},"schema_version":"1.0"},"canonical_sha256":"8bc429fa7385a9857f28b13a6b0c04e224a66c47fa5a44b67e2982effc326327","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:09:54.347897Z","signature_b64":"6BmkXnD07qUslHAsIFQ//D89TVYY/1WyjHZ11xEs5TjaptT1z62kqRpj2pbI1/WajwLBsECXlBXdGDV+KS3DDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8bc429fa7385a9857f28b13a6b0c04e224a66c47fa5a44b67e2982effc326327","last_reissued_at":"2026-05-18T02:09:54.347177Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:09:54.347177Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.1845","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":"2026-05-18T02:09:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iWByw9TS8bb/Grb6lwrWw612STIOUMMZdVjqCh1SSU3JNe29Rk186GCjcUAkQJ8Mtt16eGjcQaNQ/POUv6H7AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:53:47.831171Z"},"content_sha256":"0cd8c6cc164710766472d380eb6393aca06e12e0e312885fc07de435ac476c52","schema_version":"1.0","event_id":"sha256:0cd8c6cc164710766472d380eb6393aca06e12e0e312885fc07de435ac476c52"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:RPCCT6TTQWUYK7ZIWE5GWDAE4I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Photometric properties of carbon stars in the Small Magellanic Cloud","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A.A. Zijlstra, E. Lagadec, G.C. Sloan, I. McDonald, K.E. Kraemer, M.L. Boyer, S. Srinivasan","submitted_at":"2014-12-04T21:36:26Z","abstract_excerpt":"The Optical Gravitational Lensing Experiment identified over 1,800 carbon-rich Mira and semi-regular variables in the Small Magellanic Cloud. Multi-epoch infrared photometry reveals that the semi-regulars and Miras follow different sequences in color-color space when using colors sensitive to molecular absorption bands. The dustiest Miras have the strongest pulsation amplitudes and longest periods. Efforts to determine bolometric magnitudes reveal possible systematic errors with published bolometric corrections."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.1845","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":"2026-05-18T02:09:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OgfE5m9gvozkkimL6cG548ovHQNx62uGuafo2F8v9Eu0vDo9SU+6/RYh9JwW5ZDaP1T8aysXtJo8JuL3RkZnCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:53:47.831583Z"},"content_sha256":"468e040d22caca7b94f517bbc709eeeb0d66a77ecaf73fd96186de64333d92d0","schema_version":"1.0","event_id":"sha256:468e040d22caca7b94f517bbc709eeeb0d66a77ecaf73fd96186de64333d92d0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RPCCT6TTQWUYK7ZIWE5GWDAE4I/bundle.json","state_url":"https://pith.science/pith/RPCCT6TTQWUYK7ZIWE5GWDAE4I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RPCCT6TTQWUYK7ZIWE5GWDAE4I/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":"2026-05-27T04:53:47Z","links":{"resolver":"https://pith.science/pith/RPCCT6TTQWUYK7ZIWE5GWDAE4I","bundle":"https://pith.science/pith/RPCCT6TTQWUYK7ZIWE5GWDAE4I/bundle.json","state":"https://pith.science/pith/RPCCT6TTQWUYK7ZIWE5GWDAE4I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RPCCT6TTQWUYK7ZIWE5GWDAE4I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:RPCCT6TTQWUYK7ZIWE5GWDAE4I","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":"96fc6b876223dbcb8cd0e127a7e7cb6731d79e0be5681c416f1c7172916ca654","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-04T21:36:26Z","title_canon_sha256":"cbd6c380cd3128d1468b9f08d27e939fd21bacabd1dc451863dad0ee3c6fc9c1"},"schema_version":"1.0","source":{"id":"1412.1845","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.1845","created_at":"2026-05-18T02:09:54Z"},{"alias_kind":"arxiv_version","alias_value":"1412.1845v2","created_at":"2026-05-18T02:09:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.1845","created_at":"2026-05-18T02:09:54Z"},{"alias_kind":"pith_short_12","alias_value":"RPCCT6TTQWUY","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RPCCT6TTQWUYK7ZI","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RPCCT6TT","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:468e040d22caca7b94f517bbc709eeeb0d66a77ecaf73fd96186de64333d92d0","target":"graph","created_at":"2026-05-18T02:09:54Z","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":"The Optical Gravitational Lensing Experiment identified over 1,800 carbon-rich Mira and semi-regular variables in the Small Magellanic Cloud. Multi-epoch infrared photometry reveals that the semi-regulars and Miras follow different sequences in color-color space when using colors sensitive to molecular absorption bands. The dustiest Miras have the strongest pulsation amplitudes and longest periods. Efforts to determine bolometric magnitudes reveal possible systematic errors with published bolometric corrections.","authors_text":"A.A. Zijlstra, E. Lagadec, G.C. Sloan, I. McDonald, K.E. Kraemer, M.L. Boyer, S. Srinivasan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-04T21:36:26Z","title":"Photometric properties of carbon stars in the Small Magellanic Cloud"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.1845","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":"sha256:0cd8c6cc164710766472d380eb6393aca06e12e0e312885fc07de435ac476c52","target":"record","created_at":"2026-05-18T02:09:54Z","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":"96fc6b876223dbcb8cd0e127a7e7cb6731d79e0be5681c416f1c7172916ca654","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-12-04T21:36:26Z","title_canon_sha256":"cbd6c380cd3128d1468b9f08d27e939fd21bacabd1dc451863dad0ee3c6fc9c1"},"schema_version":"1.0","source":{"id":"1412.1845","kind":"arxiv","version":2}},"canonical_sha256":"8bc429fa7385a9857f28b13a6b0c04e224a66c47fa5a44b67e2982effc326327","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8bc429fa7385a9857f28b13a6b0c04e224a66c47fa5a44b67e2982effc326327","first_computed_at":"2026-05-18T02:09:54.347177Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:09:54.347177Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6BmkXnD07qUslHAsIFQ//D89TVYY/1WyjHZ11xEs5TjaptT1z62kqRpj2pbI1/WajwLBsECXlBXdGDV+KS3DDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:09:54.347897Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.1845","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0cd8c6cc164710766472d380eb6393aca06e12e0e312885fc07de435ac476c52","sha256:468e040d22caca7b94f517bbc709eeeb0d66a77ecaf73fd96186de64333d92d0"],"state_sha256":"0e5e494798833741652e3b6e7636f4bbb8bb654dffc3b814337c1d3e865b3c7b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cCYY84mZOZ+G5dh1TjHyc+ezSAtHZzwx/KofRkUkfR3yauPLRjWW7/93/UPd2CcArQFrezWflgk/iZlL3dnBAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T04:53:47.834228Z","bundle_sha256":"fe5c29b325f28b3192ee560a9e49813cb64239f2725189299c7de9d89d338ee8"}}