{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:ZXCGGYAU26Z3C4D2GBTKU4YZ2D","short_pith_number":"pith:ZXCGGYAU","canonical_record":{"source":{"id":"2203.07938","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-03-15T14:21:16Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"3b5142af5ccd5c271604ac6a12c0e810f71d0c4e6e640c33e9d816d975f4ea05","abstract_canon_sha256":"323214c2e9d7c9cddd7799d32af9a0a277c3f5220aa02ae03ca974c765a12ada"},"schema_version":"1.0"},"canonical_sha256":"cdc4636014d7b3b1707a3066aa7319d0e6dd49bb422a91c840e3a5b7942abcbf","source":{"kind":"arxiv","id":"2203.07938","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.07938","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"arxiv_version","alias_value":"2203.07938v1","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.07938","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"pith_short_12","alias_value":"ZXCGGYAU26Z3","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"pith_short_16","alias_value":"ZXCGGYAU26Z3C4D2","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"pith_short_8","alias_value":"ZXCGGYAU","created_at":"2026-07-05T04:31:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:ZXCGGYAU26Z3C4D2GBTKU4YZ2D","target":"record","payload":{"canonical_record":{"source":{"id":"2203.07938","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-03-15T14:21:16Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"3b5142af5ccd5c271604ac6a12c0e810f71d0c4e6e640c33e9d816d975f4ea05","abstract_canon_sha256":"323214c2e9d7c9cddd7799d32af9a0a277c3f5220aa02ae03ca974c765a12ada"},"schema_version":"1.0"},"canonical_sha256":"cdc4636014d7b3b1707a3066aa7319d0e6dd49bb422a91c840e3a5b7942abcbf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:31:35.740841Z","signature_b64":"ypd/naqNKhW3+YwDmpdHlo9USpmb65NXOC3JVhKMbNzGID+8WUY2yKgLcGCpuS9WBINGJ00dxlk/veLRTzPEAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cdc4636014d7b3b1707a3066aa7319d0e6dd49bb422a91c840e3a5b7942abcbf","last_reissued_at":"2026-07-05T04:31:35.740373Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:31:35.740373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2203.07938","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:31:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WNNY+mLQ3zuZWMtwyhLyM3aLZVAmxA3sC6vVB6ufog6STRHP9JjAdsfE7/c+84WF66BVXvxSSCZsMQO+l6peCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T23:17:29.075334Z"},"content_sha256":"cbc79f1661b76e397a1f82777415beac49bb294bd001bd0bf7e019a02233afaf","schema_version":"1.0","event_id":"sha256:cbc79f1661b76e397a1f82777415beac49bb294bd001bd0bf7e019a02233afaf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:ZXCGGYAU26Z3C4D2GBTKU4YZ2D","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The population of hot subdwarf stars studied with Gaia -- IV. Catalogues of hot subluminous stars based on Gaia EDR3","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Alina Vorontseva, Ingrid Pelisoli, Nicola Gentile Fusillo, Nicole Reindl, Richard Culpan, Stephan Geier","submitted_at":"2022-03-15T14:21:16Z","abstract_excerpt":"In light of substantial new discoveries of hot subdwarfs by ongoing spectroscopic surveys and the availability of the Gaia mission Early Data Release 3 (EDR3), we compiled new releases of two catalogues of hot subluminous stars: The data release 3 (DR3) catalogue of the known hot subdwarf stars contains 6,616 unique sources and provides multi-band photometry, and astrometry from Gaia EDR3 as well as classifications based on spectroscopy and colours. This is an increase of 742 objects over the DR2 catalogue. This new catalogue provides atmospheric parameters for 3,087 stars and radial velocitie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.07938","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2203.07938/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:31:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7zWdaUuDpb1PFZEFMT1u3ZmM4cKZx8Wsq0eXN4urwSd3wKyujut+kXnyrpJPzLXV9SMVnRGmr4tqwOxsWEHuDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T23:17:29.076130Z"},"content_sha256":"6b8423a9ee5436bf17ecfd4f3995c710eeeda8b1e2ef841f95be3f3d217ab5d7","schema_version":"1.0","event_id":"sha256:6b8423a9ee5436bf17ecfd4f3995c710eeeda8b1e2ef841f95be3f3d217ab5d7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZXCGGYAU26Z3C4D2GBTKU4YZ2D/bundle.json","state_url":"https://pith.science/pith/ZXCGGYAU26Z3C4D2GBTKU4YZ2D/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZXCGGYAU26Z3C4D2GBTKU4YZ2D/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-01T23:17:29Z","links":{"resolver":"https://pith.science/pith/ZXCGGYAU26Z3C4D2GBTKU4YZ2D","bundle":"https://pith.science/pith/ZXCGGYAU26Z3C4D2GBTKU4YZ2D/bundle.json","state":"https://pith.science/pith/ZXCGGYAU26Z3C4D2GBTKU4YZ2D/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZXCGGYAU26Z3C4D2GBTKU4YZ2D/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:ZXCGGYAU26Z3C4D2GBTKU4YZ2D","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":"323214c2e9d7c9cddd7799d32af9a0a277c3f5220aa02ae03ca974c765a12ada","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-03-15T14:21:16Z","title_canon_sha256":"3b5142af5ccd5c271604ac6a12c0e810f71d0c4e6e640c33e9d816d975f4ea05"},"schema_version":"1.0","source":{"id":"2203.07938","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.07938","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"arxiv_version","alias_value":"2203.07938v1","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.07938","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"pith_short_12","alias_value":"ZXCGGYAU26Z3","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"pith_short_16","alias_value":"ZXCGGYAU26Z3C4D2","created_at":"2026-07-05T04:31:35Z"},{"alias_kind":"pith_short_8","alias_value":"ZXCGGYAU","created_at":"2026-07-05T04:31:35Z"}],"graph_snapshots":[{"event_id":"sha256:6b8423a9ee5436bf17ecfd4f3995c710eeeda8b1e2ef841f95be3f3d217ab5d7","target":"graph","created_at":"2026-07-05T04:31:35Z","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/2203.07938/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In light of substantial new discoveries of hot subdwarfs by ongoing spectroscopic surveys and the availability of the Gaia mission Early Data Release 3 (EDR3), we compiled new releases of two catalogues of hot subluminous stars: The data release 3 (DR3) catalogue of the known hot subdwarf stars contains 6,616 unique sources and provides multi-band photometry, and astrometry from Gaia EDR3 as well as classifications based on spectroscopy and colours. This is an increase of 742 objects over the DR2 catalogue. This new catalogue provides atmospheric parameters for 3,087 stars and radial velocitie","authors_text":"Alina Vorontseva, Ingrid Pelisoli, Nicola Gentile Fusillo, Nicole Reindl, Richard Culpan, Stephan Geier","cross_cats":["astro-ph.GA"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-03-15T14:21:16Z","title":"The population of hot subdwarf stars studied with Gaia -- IV. Catalogues of hot subluminous stars based on Gaia EDR3"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.07938","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:cbc79f1661b76e397a1f82777415beac49bb294bd001bd0bf7e019a02233afaf","target":"record","created_at":"2026-07-05T04:31:35Z","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":"323214c2e9d7c9cddd7799d32af9a0a277c3f5220aa02ae03ca974c765a12ada","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2022-03-15T14:21:16Z","title_canon_sha256":"3b5142af5ccd5c271604ac6a12c0e810f71d0c4e6e640c33e9d816d975f4ea05"},"schema_version":"1.0","source":{"id":"2203.07938","kind":"arxiv","version":1}},"canonical_sha256":"cdc4636014d7b3b1707a3066aa7319d0e6dd49bb422a91c840e3a5b7942abcbf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cdc4636014d7b3b1707a3066aa7319d0e6dd49bb422a91c840e3a5b7942abcbf","first_computed_at":"2026-07-05T04:31:35.740373Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:31:35.740373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ypd/naqNKhW3+YwDmpdHlo9USpmb65NXOC3JVhKMbNzGID+8WUY2yKgLcGCpuS9WBINGJ00dxlk/veLRTzPEAw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:31:35.740841Z","signed_message":"canonical_sha256_bytes"},"source_id":"2203.07938","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cbc79f1661b76e397a1f82777415beac49bb294bd001bd0bf7e019a02233afaf","sha256:6b8423a9ee5436bf17ecfd4f3995c710eeeda8b1e2ef841f95be3f3d217ab5d7"],"state_sha256":"2d3d0641fe68bbf72adb4ab0ee0cc2f46997d744e362188caa6dbefbee6985f8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VKmym57mp3vrYaMWFNSsRtGarERL/8QDv7as/81suMUL+mLXHDspMD6NDmhXiZjJnQUb9J2P7a375Mnl7kedAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T23:17:29.081454Z","bundle_sha256":"671bd62d50b0b29aedc30a195a7c9c1da0ffecfa0d07cdb52d06a1e9d275841b"}}