{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:SD5PZGHS7IVJAWZH2BYKNGQJNO","short_pith_number":"pith:SD5PZGHS","canonical_record":{"source":{"id":"1909.06266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T14:43:38Z","cross_cats_sorted":[],"title_canon_sha256":"3e67dcd24402a0bf4cbf1a1ea48cb92e6a7851885e284b2622beec99b896194c","abstract_canon_sha256":"0e060c79c0aed6e772e8fef03d9edc51a4cc198ff593831c5e02efa34b1f81d6"},"schema_version":"1.0"},"canonical_sha256":"90fafc98f2fa2a905b27d070a69a096b9f42db154519c8c0389adfac955cfb02","source":{"kind":"arxiv","id":"1909.06266","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.06266","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"arxiv_version","alias_value":"1909.06266v1","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.06266","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"pith_short_12","alias_value":"SD5PZGHS7IVJ","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"pith_short_16","alias_value":"SD5PZGHS7IVJAWZH","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"pith_short_8","alias_value":"SD5PZGHS","created_at":"2026-07-05T00:08:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:SD5PZGHS7IVJAWZH2BYKNGQJNO","target":"record","payload":{"canonical_record":{"source":{"id":"1909.06266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T14:43:38Z","cross_cats_sorted":[],"title_canon_sha256":"3e67dcd24402a0bf4cbf1a1ea48cb92e6a7851885e284b2622beec99b896194c","abstract_canon_sha256":"0e060c79c0aed6e772e8fef03d9edc51a4cc198ff593831c5e02efa34b1f81d6"},"schema_version":"1.0"},"canonical_sha256":"90fafc98f2fa2a905b27d070a69a096b9f42db154519c8c0389adfac955cfb02","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:08:39.480873Z","signature_b64":"i5LLOUSB2UbyJJ0jhD6GwohGBEbWLYhf70bkHxWs57CHrmTPkOqsk33VwsKi/gBxwm7XokWf06gefeZk8YiTAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90fafc98f2fa2a905b27d070a69a096b9f42db154519c8c0389adfac955cfb02","last_reissued_at":"2026-07-05T00:08:39.480457Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:08:39.480457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1909.06266","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":"2026-07-05T00:08:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FCvD0hLDRXauUi8mTY6ran3idoJ+ygLTj/2c4f+XXLIC1nVrtn6kHvqtbT1cMeYxGhF5JKYX8a/ACQdzCMUoCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T16:25:15.117890Z"},"content_sha256":"cad75157ac9d5d6357a32b5b653b89d1596afd55971e0954c49f5191d7a927a6","schema_version":"1.0","event_id":"sha256:cad75157ac9d5d6357a32b5b653b89d1596afd55971e0954c49f5191d7a927a6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:SD5PZGHS7IVJAWZH2BYKNGQJNO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Insights from the APOKASC Determination of the Evolutionary State of Red-Giant Stars by consolidation of different methods","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Aldo Serenelli, Andrea Miglio, Benoit Mosser, Dennis Stello, James Kuszlewicz, Jamie Tayar, Jennifer A. Johnson, Marc Hon, Marc Pinsonneault, Mathieu Vrard, Saskia Hekker, Thomas Kallinger, Yvonne Elsworth","submitted_at":"2019-09-13T14:43:38Z","abstract_excerpt":"The internal working of low-mass stars is of great significance to both the study of stellar structure and the history of the Milky Way. Asteroseismology has the power to directly sense the internal structure of stars and allows for the determination of the evolutionary state -- i.e. has helium burning commenced or is the energy generated only by the fusion in the hydrogen-burning shell? We use observational data from red-giant stars in a combination (known as APOKASC) of asteroseismology (from the \\textit{Kepler} mission) and spectroscopy (from SDSS/APOGEE). The new feature of the analysis is"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.06266","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/1909.06266/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":"2026-07-05T00:08:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pHbfuJf+ioWxy5bmZvIFnjI4midBoaQm1C/2bjxoYJh7oPWavfzio7OHpjTO0OB+wF2Je/DDHr5tJt0p/+wTBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T16:25:15.118266Z"},"content_sha256":"91a6d61ffb2a08f8e41765ca9f0e7df2bb238be53a8cb41b973295e685478a0d","schema_version":"1.0","event_id":"sha256:91a6d61ffb2a08f8e41765ca9f0e7df2bb238be53a8cb41b973295e685478a0d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SD5PZGHS7IVJAWZH2BYKNGQJNO/bundle.json","state_url":"https://pith.science/pith/SD5PZGHS7IVJAWZH2BYKNGQJNO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SD5PZGHS7IVJAWZH2BYKNGQJNO/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":"2026-07-06T16:25:15Z","links":{"resolver":"https://pith.science/pith/SD5PZGHS7IVJAWZH2BYKNGQJNO","bundle":"https://pith.science/pith/SD5PZGHS7IVJAWZH2BYKNGQJNO/bundle.json","state":"https://pith.science/pith/SD5PZGHS7IVJAWZH2BYKNGQJNO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SD5PZGHS7IVJAWZH2BYKNGQJNO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:SD5PZGHS7IVJAWZH2BYKNGQJNO","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":"0e060c79c0aed6e772e8fef03d9edc51a4cc198ff593831c5e02efa34b1f81d6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T14:43:38Z","title_canon_sha256":"3e67dcd24402a0bf4cbf1a1ea48cb92e6a7851885e284b2622beec99b896194c"},"schema_version":"1.0","source":{"id":"1909.06266","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.06266","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"arxiv_version","alias_value":"1909.06266v1","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.06266","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"pith_short_12","alias_value":"SD5PZGHS7IVJ","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"pith_short_16","alias_value":"SD5PZGHS7IVJAWZH","created_at":"2026-07-05T00:08:39Z"},{"alias_kind":"pith_short_8","alias_value":"SD5PZGHS","created_at":"2026-07-05T00:08:39Z"}],"graph_snapshots":[{"event_id":"sha256:91a6d61ffb2a08f8e41765ca9f0e7df2bb238be53a8cb41b973295e685478a0d","target":"graph","created_at":"2026-07-05T00:08:39Z","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/1909.06266/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The internal working of low-mass stars is of great significance to both the study of stellar structure and the history of the Milky Way. Asteroseismology has the power to directly sense the internal structure of stars and allows for the determination of the evolutionary state -- i.e. has helium burning commenced or is the energy generated only by the fusion in the hydrogen-burning shell? We use observational data from red-giant stars in a combination (known as APOKASC) of asteroseismology (from the \\textit{Kepler} mission) and spectroscopy (from SDSS/APOGEE). The new feature of the analysis is","authors_text":"Aldo Serenelli, Andrea Miglio, Benoit Mosser, Dennis Stello, James Kuszlewicz, Jamie Tayar, Jennifer A. Johnson, Marc Hon, Marc Pinsonneault, Mathieu Vrard, Saskia Hekker, Thomas Kallinger, Yvonne Elsworth","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T14:43:38Z","title":"Insights from the APOKASC Determination of the Evolutionary State of Red-Giant Stars by consolidation of different methods"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.06266","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:cad75157ac9d5d6357a32b5b653b89d1596afd55971e0954c49f5191d7a927a6","target":"record","created_at":"2026-07-05T00:08:39Z","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":"0e060c79c0aed6e772e8fef03d9edc51a4cc198ff593831c5e02efa34b1f81d6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T14:43:38Z","title_canon_sha256":"3e67dcd24402a0bf4cbf1a1ea48cb92e6a7851885e284b2622beec99b896194c"},"schema_version":"1.0","source":{"id":"1909.06266","kind":"arxiv","version":1}},"canonical_sha256":"90fafc98f2fa2a905b27d070a69a096b9f42db154519c8c0389adfac955cfb02","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90fafc98f2fa2a905b27d070a69a096b9f42db154519c8c0389adfac955cfb02","first_computed_at":"2026-07-05T00:08:39.480457Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:08:39.480457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"i5LLOUSB2UbyJJ0jhD6GwohGBEbWLYhf70bkHxWs57CHrmTPkOqsk33VwsKi/gBxwm7XokWf06gefeZk8YiTAA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:08:39.480873Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.06266","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cad75157ac9d5d6357a32b5b653b89d1596afd55971e0954c49f5191d7a927a6","sha256:91a6d61ffb2a08f8e41765ca9f0e7df2bb238be53a8cb41b973295e685478a0d"],"state_sha256":"e2656be8b5c55e871919f0f298b865a804a2780b403fba8b63cd2f7a94a5728e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q4XHr/NynodbGGRPy6s7DYLIYX9glG6uSZ61PQ6KS6RBZioCrPkKotMChnc8Nxiiej2KrUJkHq/kvPcciyfiDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T16:25:15.120377Z","bundle_sha256":"d493fef6a65bd9edabec5294eac6733c42abde94380c5ce1bd1164b9a6bef6bd"}}