{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:ZHH4T3QRC4JWVCLB3IHH4BZ4W6","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":"718e48b27529831eea71566a5f5aac4d733ea3954d22b76955b873a0f24fe1f3","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-11-28T22:42:05Z","title_canon_sha256":"282200a9f1d70444e5f136b289b4f74caf58b305268ec1859e7bb740dda28684"},"schema_version":"1.0","source":{"id":"astro-ph/0611866","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0611866","created_at":"2026-07-04T16:59:41Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0611866v1","created_at":"2026-07-04T16:59:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0611866","created_at":"2026-07-04T16:59:41Z"},{"alias_kind":"pith_short_12","alias_value":"ZHH4T3QRC4JW","created_at":"2026-07-04T16:59:41Z"},{"alias_kind":"pith_short_16","alias_value":"ZHH4T3QRC4JWVCLB","created_at":"2026-07-04T16:59:41Z"},{"alias_kind":"pith_short_8","alias_value":"ZHH4T3QR","created_at":"2026-07-04T16:59:41Z"}],"graph_snapshots":[{"event_id":"sha256:aa789658be81e4ce7d5918e0521f88e83bda6f14e90a03e544c467edd8226af5","target":"graph","created_at":"2026-07-04T16:59:41Z","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/astro-ph/0611866/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report discovery of young embedded structures in three diffuse elliptical galaxies (dE) in the Virgo cluster: IC 783, IC 3468, and IC 3509. We performed 3D spectroscopic observations of these galaxies using the MPFS spectrograph at the Russian 6-m telescope, and obtained spatially resolved distributions of kinematical and stellar population parameters by fitting high-resolution PEGASE.HR synthetic single stellar populations (SSP) in the pixel space. In all three galaxies, the luminosity weighted age of the nuclei, about 4 Gyr, is considerably younger than population in the outer regions of ","authors_text":"Igor Chilingarian, Olga Sil'chenko, Philippe Prugniel, Victor Afanasiev","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-11-28T22:42:05Z","title":"Young Nuclei in Dwarf Elliptical Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0611866","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":"sha256:57f5f98475716f13360e6241697879e93dfd29b7bee7c30cf8bc9c53fe0a3d5b","target":"record","created_at":"2026-07-04T16:59:41Z","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":"718e48b27529831eea71566a5f5aac4d733ea3954d22b76955b873a0f24fe1f3","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-11-28T22:42:05Z","title_canon_sha256":"282200a9f1d70444e5f136b289b4f74caf58b305268ec1859e7bb740dda28684"},"schema_version":"1.0","source":{"id":"astro-ph/0611866","kind":"arxiv","version":1}},"canonical_sha256":"c9cfc9ee1117136a8961da0e7e073cb78e54f6c78e49711c99d201428d4acacd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c9cfc9ee1117136a8961da0e7e073cb78e54f6c78e49711c99d201428d4acacd","first_computed_at":"2026-07-04T16:59:41.976238Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:59:41.976238Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6H8/geukRhUyop8T1XwsDOjw3D2IM3gwgq6riPeJHOxpOKSOIjf6PiB6sZrHBsUCAAm1sqS6CnI0nCiBF1ZKBg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:59:41.976613Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0611866","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:57f5f98475716f13360e6241697879e93dfd29b7bee7c30cf8bc9c53fe0a3d5b","sha256:aa789658be81e4ce7d5918e0521f88e83bda6f14e90a03e544c467edd8226af5"],"state_sha256":"0eadf21473ab675f0aedd1544ffb957c127731d89baaae7c5935d1df3265de5d"}