{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:GEKDVGXMMVJ5HVJ7UOD3VEUUAK","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":"e1d12a48724addf0d901ceaf77d31ead17e422e343b1e9bf7782781b72b27858","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-28T16:39:28Z","title_canon_sha256":"fb6bbb3ed9714edc31efc2a66e9289479431ab487049ebe214744254fff65c78"},"schema_version":"1.0","source":{"id":"2107.13478","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.13478","created_at":"2026-07-05T03:14:24Z"},{"alias_kind":"arxiv_version","alias_value":"2107.13478v1","created_at":"2026-07-05T03:14:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.13478","created_at":"2026-07-05T03:14:24Z"},{"alias_kind":"pith_short_12","alias_value":"GEKDVGXMMVJ5","created_at":"2026-07-05T03:14:24Z"},{"alias_kind":"pith_short_16","alias_value":"GEKDVGXMMVJ5HVJ7","created_at":"2026-07-05T03:14:24Z"},{"alias_kind":"pith_short_8","alias_value":"GEKDVGXM","created_at":"2026-07-05T03:14:24Z"}],"graph_snapshots":[{"event_id":"sha256:6b712d3971c69dbba87bcc50dd8dd82706e8c624142db54f28aa5b487a0e1b50","target":"graph","created_at":"2026-07-05T03:14:24Z","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/2107.13478/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This work investigates the fundamental mechanism(s) that drive galaxy evolution in the Local Universe. By comparing two proxies of star-formation sensitive to different timescales, such as EW(H$\\alpha$) and colours like $g-r$, one may distinguish between smooth secular evolution (ageing) and sudden changes (quenching) on the recent star formation history of galaxies. Building upon the results obtained from a former study based on 80.000 SDSS single-fibre measurements, we now focus on spatially-resolved (on kpc scales) galaxies, comparing with a sample of 637 nearby objects observed by the CALI","authors_text":"Javier Casado (UAM), MQU), Pablo Corcho-Caballero (UAM, Rub\\'en Garc\\'ia-Benito (IAA), Yago Ascasibar (UAM)","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-28T16:39:28Z","title":"Galaxy evolution on resolved scales: ageing and quenching in CALIFA"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.13478","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:e80e31b772622a779320c07d336e37d78ec32482d19adab661e4e7feca89db2c","target":"record","created_at":"2026-07-05T03:14:24Z","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":"e1d12a48724addf0d901ceaf77d31ead17e422e343b1e9bf7782781b72b27858","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-28T16:39:28Z","title_canon_sha256":"fb6bbb3ed9714edc31efc2a66e9289479431ab487049ebe214744254fff65c78"},"schema_version":"1.0","source":{"id":"2107.13478","kind":"arxiv","version":1}},"canonical_sha256":"31143a9aec6553d3d53fa387ba9294029fb141f224af580cdae8694c73e6a880","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"31143a9aec6553d3d53fa387ba9294029fb141f224af580cdae8694c73e6a880","first_computed_at":"2026-07-05T03:14:24.294357Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:14:24.294357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z8JCxbKev2i6tV9EZqWErCScjJScSxcm+i5ZYzFukEPlnJA9oJicrYOVw3MXWYs5yDKUTuexkpWYOiyr0806CA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:14:24.294784Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.13478","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e80e31b772622a779320c07d336e37d78ec32482d19adab661e4e7feca89db2c","sha256:6b712d3971c69dbba87bcc50dd8dd82706e8c624142db54f28aa5b487a0e1b50"],"state_sha256":"32e5c5181cc03f6c7a4bb77e6c08443e640b9e704ac87e408cd51bd1afa6ceb1"}