{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:PR2RM7UIXWTX7PSPIUUHNKNDUF","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":"2b515cd462967f294f6713c8145f737b5b76581fd989dd6fb4df6a2d9afcb5a9","cross_cats_sorted":["astro-ph.IM","cs.LG","physics.comp-ph","physics.data-an"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-07T14:45:41Z","title_canon_sha256":"c6606c300f14a5fd85273a1acc9a294b84910aa09a479ad4ccc995e51eeac515"},"schema_version":"1.0","source":{"id":"2507.05060","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.05060","created_at":"2026-07-05T11:33:27Z"},{"alias_kind":"arxiv_version","alias_value":"2507.05060v2","created_at":"2026-07-05T11:33:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.05060","created_at":"2026-07-05T11:33:27Z"},{"alias_kind":"pith_short_12","alias_value":"PR2RM7UIXWTX","created_at":"2026-07-05T11:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"PR2RM7UIXWTX7PSP","created_at":"2026-07-05T11:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"PR2RM7UI","created_at":"2026-07-05T11:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:f61e403cf3a98a86ba2b28b4337a3fc5a6ae3520445879b728b18652e9c7b17d","target":"graph","created_at":"2026-07-05T11:33:27Z","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/2507.05060/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present COMPASS, a novel simulation-based inference framework that combines score-based diffusion models with transformer architectures to jointly perform parameter estimation and Bayesian model comparison across competing Galactic Chemical Evolution (GCE) models. COMPASS handles high-dimensional, incomplete, and variable-size stellar abundance datasets. Applied to high-precision elemental abundance measurements, COMPASS evaluates 40 combinations of nucleosynthetic yield tables. The model strongly favours Asymptotic Giant Branch yields from NuGrid and core-collapse SN yields used in the Ill","authors_text":"Berkay Gunes, Sven Buder, Tobias Buck","cross_cats":["astro-ph.IM","cs.LG","physics.comp-ph","physics.data-an"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-07T14:45:41Z","title":"A COMPASS to Model Comparison and Simulation-Based Inference in Galactic Chemical Evolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.05060","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:dbca77e45e9d03251c170daa1cce022cf024f3cfe6c5895986e056c7d1d609b9","target":"record","created_at":"2026-07-05T11:33:27Z","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":"2b515cd462967f294f6713c8145f737b5b76581fd989dd6fb4df6a2d9afcb5a9","cross_cats_sorted":["astro-ph.IM","cs.LG","physics.comp-ph","physics.data-an"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-07-07T14:45:41Z","title_canon_sha256":"c6606c300f14a5fd85273a1acc9a294b84910aa09a479ad4ccc995e51eeac515"},"schema_version":"1.0","source":{"id":"2507.05060","kind":"arxiv","version":2}},"canonical_sha256":"7c75167e88bda77fbe4f452876a9a3a162e02929eb0c0becf1ba44f8af906a42","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7c75167e88bda77fbe4f452876a9a3a162e02929eb0c0becf1ba44f8af906a42","first_computed_at":"2026-07-05T11:33:27.043464Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:33:27.043464Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mJKeGb7HvxUv3FDo40zEXt672I5vikzvZ+MK8nZEvLvrzFsp9TQROhVhVfxWslBhN5IBJu74KEpXI1NhHfOuBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:33:27.043865Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.05060","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dbca77e45e9d03251c170daa1cce022cf024f3cfe6c5895986e056c7d1d609b9","sha256:f61e403cf3a98a86ba2b28b4337a3fc5a6ae3520445879b728b18652e9c7b17d"],"state_sha256":"b6bf5ad36e803f4e18d5ff7fef595aade04d1caaaf806bc7da72ed235cc2a7cd"}