{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:KG6PRWYFGS5ZR6LQXW7MGFXEA2","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":"eea462e28ec87bca22967949964ecb1dc8f441888fc5c0746752150dc05329f0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-03T20:10:15Z","title_canon_sha256":"f912580ca41e41f7106f9bd15e517ce8883606d8635ef45f8c6791da23f06c91"},"schema_version":"1.0","source":{"id":"1901.00900","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.00900","created_at":"2026-07-05T00:36:17Z"},{"alias_kind":"arxiv_version","alias_value":"1901.00900v3","created_at":"2026-07-05T00:36:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.00900","created_at":"2026-07-05T00:36:17Z"},{"alias_kind":"pith_short_12","alias_value":"KG6PRWYFGS5Z","created_at":"2026-07-05T00:36:17Z"},{"alias_kind":"pith_short_16","alias_value":"KG6PRWYFGS5ZR6LQ","created_at":"2026-07-05T00:36:17Z"},{"alias_kind":"pith_short_8","alias_value":"KG6PRWYF","created_at":"2026-07-05T00:36:17Z"}],"graph_snapshots":[{"event_id":"sha256:e522a98aabc5b161dbab32fbbcbbb45376c7b9a3522b22cc4a030e74af19231a","target":"graph","created_at":"2026-07-05T00:36:17Z","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/1901.00900/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We confirm that the number of globular clusters (GCs), N$_{GC}$, is an excellent tracer of their host galaxy's halo virial mass M$_{vir}$. The simple linear relation M$_{vir} = 5 \\times 10^9$ M$_{\\odot} \\times$ N$_{GC}$ fits the data perfectly from M$_{vir} = 10^{10}$ M$_{\\odot}$ to M$_{vir} = 2 \\times 10^{15}$ M$_{\\odot}$. This result is independent of galaxy morphology and extends statistically into the dwarf galaxy regime with M$_{vir} = 10^8 - 10^{10}$ M$_{\\odot}$, including the extreme ultra diffuse galaxy DF44. As this correlation does not depend on GC mass it is ideally suited for high-","authors_text":"Andreas Burkert, Duncan Forbes","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-03T20:10:15Z","title":"High-Precision Dark Halo Virial Masses from Globular Cluster Numbers: Implications for Globular Cluster Formation and Galaxy Assembly"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.00900","kind":"arxiv","version":3},"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":"sha256:91ecdaf513c41fb3375cc7497ce2dc8eabd51cde04c65624e8fe51b12fed0e82","target":"record","created_at":"2026-07-05T00:36:17Z","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":"eea462e28ec87bca22967949964ecb1dc8f441888fc5c0746752150dc05329f0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-03T20:10:15Z","title_canon_sha256":"f912580ca41e41f7106f9bd15e517ce8883606d8635ef45f8c6791da23f06c91"},"schema_version":"1.0","source":{"id":"1901.00900","kind":"arxiv","version":3}},"canonical_sha256":"51bcf8db0534bb98f970bdbec316e4068f70452e73ed93f93623b82c662ec785","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"51bcf8db0534bb98f970bdbec316e4068f70452e73ed93f93623b82c662ec785","first_computed_at":"2026-07-05T00:36:17.987733Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:36:17.987733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MrFF35ZsoRpC+ywpUdr2uyjvmJKToCjmqCaGqSDdmdLFGnrQhI86IlmwR4+sjHINaiBD1V/9zuHlCH4kFJb6DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:36:17.988195Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.00900","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:91ecdaf513c41fb3375cc7497ce2dc8eabd51cde04c65624e8fe51b12fed0e82","sha256:e522a98aabc5b161dbab32fbbcbbb45376c7b9a3522b22cc4a030e74af19231a"],"state_sha256":"86af8cc92cc93a3238ade06a3fc559e82cc69353ec8e6c563f118f2b1ab133e8"}