{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:3S57J5FHF64CSC2MAEJK4FZHCU","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":"83ffeaa76183ea3ddfbf7f6547c9663db30ef2961a343d34b595ecac4448c9a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-04-11T23:52:58Z","title_canon_sha256":"9b0c7518587ca6fc88652a4eaa6e02dbae854b622cac721eb3e7c4933e1bde63"},"schema_version":"1.0","source":{"id":"1704.03572","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.03572","created_at":"2026-05-18T00:42:04Z"},{"alias_kind":"arxiv_version","alias_value":"1704.03572v1","created_at":"2026-05-18T00:42:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.03572","created_at":"2026-05-18T00:42:04Z"},{"alias_kind":"pith_short_12","alias_value":"3S57J5FHF64C","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_16","alias_value":"3S57J5FHF64CSC2M","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_8","alias_value":"3S57J5FH","created_at":"2026-05-18T12:30:58Z"}],"graph_snapshots":[{"event_id":"sha256:1874248ac07e953f80fd29d07de4e1453a7505b377d59ba884ffbc605abc4bfe","target":"graph","created_at":"2026-05-18T00:42:04Z","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":"The inner few hundred parsecs of the Milky Way harbours gas densities, pressures, velocity dispersions, an interstellar radiation field and a cosmic ray ionisation rate orders of magnitude higher than the disc; akin to the environment found in star-forming galaxies at high-redshift. Previous studies have shown that this region is forming stars at a rate per unit mass of dense gas which is at least an order of magnitude lower than in the disc, potentially violating theoretical predictions. We show that all observational star formation rate diagnostics - both direct counting of young stellar obj","authors_text":"A.T. Barnes, C. Battersby, D.L. Walker, J. Bally, J.D. Henshaw, J.M.D. Kruijssen, S.N. Longmore","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-04-11T23:52:58Z","title":"Star formation rates and efficiencies in the Galactic Centre"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.03572","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":"sha256:52c9e927f16474e647db2cadbea0ea1f500415d719bfcbf996d8a2d9f1655b93","target":"record","created_at":"2026-05-18T00:42:04Z","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":"83ffeaa76183ea3ddfbf7f6547c9663db30ef2961a343d34b595ecac4448c9a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-04-11T23:52:58Z","title_canon_sha256":"9b0c7518587ca6fc88652a4eaa6e02dbae854b622cac721eb3e7c4933e1bde63"},"schema_version":"1.0","source":{"id":"1704.03572","kind":"arxiv","version":1}},"canonical_sha256":"dcbbf4f4a72fb8290b4c0112ae1727151f4cca50f1cbbe1ed958a2e8e61fcd82","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dcbbf4f4a72fb8290b4c0112ae1727151f4cca50f1cbbe1ed958a2e8e61fcd82","first_computed_at":"2026-05-18T00:42:04.725101Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:04.725101Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RcIYGcUnDpgMMmIkv1OkmeYdLQiJCkuQP1gUTDNLBYaR/1gxRgUUesDC7FtO5q684xjGKJNKNTva3aSlR22KDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:04.726031Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.03572","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52c9e927f16474e647db2cadbea0ea1f500415d719bfcbf996d8a2d9f1655b93","sha256:1874248ac07e953f80fd29d07de4e1453a7505b377d59ba884ffbc605abc4bfe"],"state_sha256":"3c7079a18a13dd44befc0aabb25ef0d02ec1cd33759cade20aae310546ba5822"}