{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:YBTKPZYEUW5DQCMNQ6MK36EOI4","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":"b6a7a88147354cf2f31b5a01357d8f008488ee330a02afecfc3a77556ca22a59","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-21T18:09:56Z","title_canon_sha256":"4823f6e26beb459db9d5731116c8102e4fd197e0155f217c5b6c1a4dbc56711c"},"schema_version":"1.0","source":{"id":"2502.15640","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.15640","created_at":"2026-07-05T10:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"2502.15640v1","created_at":"2026-07-05T10:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.15640","created_at":"2026-07-05T10:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"YBTKPZYEUW5D","created_at":"2026-07-05T10:18:04Z"},{"alias_kind":"pith_short_16","alias_value":"YBTKPZYEUW5DQCMN","created_at":"2026-07-05T10:18:04Z"},{"alias_kind":"pith_short_8","alias_value":"YBTKPZYE","created_at":"2026-07-05T10:18:04Z"}],"graph_snapshots":[{"event_id":"sha256:c8a61f89f31ad246ecb1e09466098246eb0357b626134bcf6f5dea11c640cacc","target":"graph","created_at":"2026-07-05T10:18:04Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2502.15640/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a catalogue of extended radio sources from the SARAO MeerKAT Galactic Plane Survey (SMGPS). Compiled from 56 survey tiles and covering approximately 500 deg$^2$ across the first, third, and fourth Galactic quadrants, the catalogue includes 16534 extended and diffuse sources with areas larger than 5 synthesised beams. Of them, 3891 (24\\% of the total) are confidently associated with known Galactic radio-emitting objects in the literature, such as HII regions, supernova remnants, planetary nebulae, luminous blue variables, and Wolf-Rayet stars. A significant fraction of the remaining ","authors_text":"A. Ingallinera, A. Rigby, C. Bordiu, C.S. Buemi, C. Trigilio, F. Bufano, F. Camilo, F. Cavallaro, G.M. Williams, G.Umana, J.O. Chibueze, L.D. Anderson, M.A. Thompson, M. Bietenholz, M. Mutale, P. Leto, S. Goedhart, S. Loru, S. Riggi, T. Cecconello, W.D. Cotton","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-21T18:09:56Z","title":"The SARAO MeerKAT Galactic Plane Survey extended source catalogue"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.15640","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:b29842db6bb36f41492d1d9f8ada5b4aeefd6605ac32d52282a8a7f7d22862a1","target":"record","created_at":"2026-07-05T10:18:04Z","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":"b6a7a88147354cf2f31b5a01357d8f008488ee330a02afecfc3a77556ca22a59","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-21T18:09:56Z","title_canon_sha256":"4823f6e26beb459db9d5731116c8102e4fd197e0155f217c5b6c1a4dbc56711c"},"schema_version":"1.0","source":{"id":"2502.15640","kind":"arxiv","version":1}},"canonical_sha256":"c066a7e704a5ba38098d8798adf88e470b4cb856a29e70f283fbe69c2e10a501","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c066a7e704a5ba38098d8798adf88e470b4cb856a29e70f283fbe69c2e10a501","first_computed_at":"2026-07-05T10:18:04.971158Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:18:04.971158Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+6svl4JkuxIc83bBFKOtpOGM9UEre9ZUXrGiA0jW7UdDNywdJw0RM2TOuqLzez4cqH9Bj1Dz5ljH4DG3VolTCg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:18:04.971576Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.15640","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b29842db6bb36f41492d1d9f8ada5b4aeefd6605ac32d52282a8a7f7d22862a1","sha256:c8a61f89f31ad246ecb1e09466098246eb0357b626134bcf6f5dea11c640cacc"],"state_sha256":"c8b3eeee332d8f52607990c40decf86cb45c4c796c47e71dd3244db413ce53d6"}