{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:YFIXM3FIZIUGVUXOJTY7VNXUOK","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":"07004bcccd4bf2ff3c782379e6306889d8ffcdd7e36323bef8d0d8dae9f8685f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-21T20:00:04Z","title_canon_sha256":"4d1e1d0ea821c534efd58ecf29fb6c1318b71fabbad194eb289e837ad36bf9c4"},"schema_version":"1.0","source":{"id":"1609.06726","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.06726","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"arxiv_version","alias_value":"1609.06726v2","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.06726","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"pith_short_12","alias_value":"YFIXM3FIZIUG","created_at":"2026-05-18T12:30:53Z"},{"alias_kind":"pith_short_16","alias_value":"YFIXM3FIZIUGVUXO","created_at":"2026-05-18T12:30:53Z"},{"alias_kind":"pith_short_8","alias_value":"YFIXM3FI","created_at":"2026-05-18T12:30:53Z"}],"graph_snapshots":[{"event_id":"sha256:547ac4df1905ca4d32d7320b96bd959021fe4957d31aa7a5f457c011f859b0f6","target":"graph","created_at":"2026-05-18T00:52:38Z","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":"We compared the properties of 56 elliptical galaxies selected from three clusters at $1.2<z<1.4$ with those of field galaxies in the GOODS-S (~30), COSMOS (~180) and CANDELS (~220) fields. We studied the relationships among effective radius, surface brightness, stellar mass, stellar mass density $\\Sigma_{Re}$ and central mass density $\\Sigma_{1kpc}$ within 1 kpc radius. We find that cluster ellipticals do not differ from field ellipticals: they share the same structural parameters at fixed mass and the same scaling relations. On the other hand, the population of field ellipticals at $z\\sim1.3$","authors_text":"A. Gargiulo, D. Marchesini, F. Ciocca, P. Saracco","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-21T20:00:04Z","title":"Cluster and field elliptical galaxies at z~1.3. The marginal role of the environment and the relevance of the galaxy central regions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.06726","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:fab85f4fc2055542250234925aa4393d4ccb29e636aa19d1587985327f6b8696","target":"record","created_at":"2026-05-18T00:52:38Z","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":"07004bcccd4bf2ff3c782379e6306889d8ffcdd7e36323bef8d0d8dae9f8685f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-21T20:00:04Z","title_canon_sha256":"4d1e1d0ea821c534efd58ecf29fb6c1318b71fabbad194eb289e837ad36bf9c4"},"schema_version":"1.0","source":{"id":"1609.06726","kind":"arxiv","version":2}},"canonical_sha256":"c151766ca8ca286ad2ee4cf1fab6f47286101c5d7fa3a47002b7f611fa27215f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c151766ca8ca286ad2ee4cf1fab6f47286101c5d7fa3a47002b7f611fa27215f","first_computed_at":"2026-05-18T00:52:38.667224Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:38.667224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4ZuB1PEZsIrHdgSt1tMIT7Wj7yXX46ktCNDpHk8/k0fJFOS56czalVngibJykEGO/Jr+r29Bu+s823CncPSfAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:38.667649Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.06726","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fab85f4fc2055542250234925aa4393d4ccb29e636aa19d1587985327f6b8696","sha256:547ac4df1905ca4d32d7320b96bd959021fe4957d31aa7a5f457c011f859b0f6"],"state_sha256":"b2ed12b3e8c7cf5ba2217fc0b505d47f44bf5206c8af5d7eb6fc4132f4ac6f7d"}