{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:VPMUJFYEJSSRL7XQIVL4WLVLP5","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":"4d57635b2a23ece03f1fac7a6216d999100701be0743d9a5a5d8da7e3d6baa7a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-14T22:12:25Z","title_canon_sha256":"de3ae2e3d0f201103d1086cb940dae7ee2b8651d34b1d8dfbfce1228d2f70152"},"schema_version":"1.0","source":{"id":"1908.05362","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.05362","created_at":"2026-07-05T00:34:42Z"},{"alias_kind":"arxiv_version","alias_value":"1908.05362v1","created_at":"2026-07-05T00:34:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.05362","created_at":"2026-07-05T00:34:42Z"},{"alias_kind":"pith_short_12","alias_value":"VPMUJFYEJSSR","created_at":"2026-07-05T00:34:42Z"},{"alias_kind":"pith_short_16","alias_value":"VPMUJFYEJSSRL7XQ","created_at":"2026-07-05T00:34:42Z"},{"alias_kind":"pith_short_8","alias_value":"VPMUJFYE","created_at":"2026-07-05T00:34:42Z"}],"graph_snapshots":[{"event_id":"sha256:6210b6aed0c248fdcee5a2b7941db49b2fada7c2d443d68ea152a58239f0c4d7","target":"graph","created_at":"2026-07-05T00:34:42Z","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/1908.05362/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The MZ relation between stellar mass (M*) and metallicity (Z) of nearby galaxies has been described as both a global and local property, i.e. valid also on sub-galaxy scales. Here we show that Z has remained a local property, following the gravitational potential, since z=3. In absorption the MZ relation has been well studied, and was in place already at z=5.1. A recent absorption study of GRB galaxies revealed a close match to Damped Ly{\\alpha} (DLA) galaxies, surprising due to their vastly different impact parameters and leading the authors to suggest that local metallicity follows the local","authors_text":"Lise Christensen, Palle M{\\o}ller","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-14T22:12:25Z","title":"Metallicity has followed local gravitational potential of galaxies since z=3"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.05362","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":"sha256:6b125fce47d1756822d762d057bfbf364cf14272a1ca5d12687e6f05c6105c00","target":"record","created_at":"2026-07-05T00:34:42Z","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":"4d57635b2a23ece03f1fac7a6216d999100701be0743d9a5a5d8da7e3d6baa7a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-14T22:12:25Z","title_canon_sha256":"de3ae2e3d0f201103d1086cb940dae7ee2b8651d34b1d8dfbfce1228d2f70152"},"schema_version":"1.0","source":{"id":"1908.05362","kind":"arxiv","version":1}},"canonical_sha256":"abd94497044ca515fef04557cb2eab7f612f2d7d04dc74fd7f591ef4b665514e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"abd94497044ca515fef04557cb2eab7f612f2d7d04dc74fd7f591ef4b665514e","first_computed_at":"2026-07-05T00:34:42.812605Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:34:42.812605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"06/QN756wekKyfvsErrbLDy4LlaX1742K7nBttGbxmbLIHFeb3KOWJ8TpBFHpqfyAPNMWUcqwLiol9UH4kP9Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:34:42.813123Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.05362","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b125fce47d1756822d762d057bfbf364cf14272a1ca5d12687e6f05c6105c00","sha256:6210b6aed0c248fdcee5a2b7941db49b2fada7c2d443d68ea152a58239f0c4d7"],"state_sha256":"6a96472cfbf81ea3269adc3ad409266ad1ac93616559a4906e151e669d3b9b8c"}