{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:5GBPLNQALZKZ5BEBLBKBKUPB5I","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":"8968afd72a1a56aff971b77d54df5b9f8db3b9ac3593a60cad3b02f90ad25934","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-08-26T07:28:43Z","title_canon_sha256":"59a8962749258bd73654ccf47b46bc97ed21d65e4b2f7e478f82f6dc60d04cab"},"schema_version":"1.0","source":{"id":"2508.18752","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.18752","created_at":"2026-07-05T11:59:30Z"},{"alias_kind":"arxiv_version","alias_value":"2508.18752v1","created_at":"2026-07-05T11:59:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.18752","created_at":"2026-07-05T11:59:30Z"},{"alias_kind":"pith_short_12","alias_value":"5GBPLNQALZKZ","created_at":"2026-07-05T11:59:30Z"},{"alias_kind":"pith_short_16","alias_value":"5GBPLNQALZKZ5BEB","created_at":"2026-07-05T11:59:30Z"},{"alias_kind":"pith_short_8","alias_value":"5GBPLNQA","created_at":"2026-07-05T11:59:30Z"}],"graph_snapshots":[{"event_id":"sha256:1f1a23db08d50df5968b00b3ea23621e00c759969dd6491904c1641486e04ba0","target":"graph","created_at":"2026-07-05T11:59:30Z","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/2508.18752/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The new 1.5~m telescope (AZ1500) is operating at the National Astronomical Observatory Rozhen, Bulgaria. This paper gives an overview of the telescope and presents a snapshot of the current performance. Science observations are under way, and we give brief highlights from a number of programs that have been enabled.","authors_text":"D. Marchev, E. Ovcharov, E. Semkov, I. E. Dimitrova, J. Marti, M. Minev, M. Moyseev, N. Petrov, R. K. Zamanov","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-08-26T07:28:43Z","title":"Photometry with the new 1.5-meter telescope of the Rozhen Observatory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.18752","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":"sha256:80b1263a8f7e59d83dc6ad716094f2d0862320c968b8b89c1f0cd7ad4a493413","target":"record","created_at":"2026-07-05T11:59:30Z","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":"8968afd72a1a56aff971b77d54df5b9f8db3b9ac3593a60cad3b02f90ad25934","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2025-08-26T07:28:43Z","title_canon_sha256":"59a8962749258bd73654ccf47b46bc97ed21d65e4b2f7e478f82f6dc60d04cab"},"schema_version":"1.0","source":{"id":"2508.18752","kind":"arxiv","version":1}},"canonical_sha256":"e982f5b6005e559e848158541551e1ea0f91141795654858a2bc6231a624c907","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e982f5b6005e559e848158541551e1ea0f91141795654858a2bc6231a624c907","first_computed_at":"2026-07-05T11:59:30.214355Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:59:30.214355Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4jieCk60VxrwOrxIeT/QFDCZGHZ9Rc9WBrTgUi2QGMv68wiv95e/dqo5xsI1ndsHq1rX8oe+zHElPElNq3tfDA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:59:30.214779Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.18752","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:80b1263a8f7e59d83dc6ad716094f2d0862320c968b8b89c1f0cd7ad4a493413","sha256:1f1a23db08d50df5968b00b3ea23621e00c759969dd6491904c1641486e04ba0"],"state_sha256":"7d562203417dea406436045d67bace1c37dc17752022f5680644d9f9442d7739"}