{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:V4C23PUK4WIWTBSAW3Z65CH4UP","short_pith_number":"pith:V4C23PUK","canonical_record":{"source":{"id":"2407.20903","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2024-07-30T15:24:28Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"4bbcf56d2eb44f8915a1a5c51c1fb9a9179277cb479ac7b65f911066930311da","abstract_canon_sha256":"420b77ce0c36366495204232b75c801269cd39733e1aa3f59c4f7b89a5c57da4"},"schema_version":"1.0"},"canonical_sha256":"af05adbe8ae591698640b6f3ee88fca3c668240ca53bc17f370ac6aabe1e34e8","source":{"kind":"arxiv","id":"2407.20903","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.20903","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"arxiv_version","alias_value":"2407.20903v1","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.20903","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"pith_short_12","alias_value":"V4C23PUK4WIW","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"pith_short_16","alias_value":"V4C23PUK4WIWTBSA","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"pith_short_8","alias_value":"V4C23PUK","created_at":"2026-07-05T08:50:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:V4C23PUK4WIWTBSAW3Z65CH4UP","target":"record","payload":{"canonical_record":{"source":{"id":"2407.20903","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2024-07-30T15:24:28Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"4bbcf56d2eb44f8915a1a5c51c1fb9a9179277cb479ac7b65f911066930311da","abstract_canon_sha256":"420b77ce0c36366495204232b75c801269cd39733e1aa3f59c4f7b89a5c57da4"},"schema_version":"1.0"},"canonical_sha256":"af05adbe8ae591698640b6f3ee88fca3c668240ca53bc17f370ac6aabe1e34e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:50:20.309051Z","signature_b64":"nCW1/ZDBVTyrRRrtpVUmZji5KBcp4xKUC1kseQkzDdvBIqypfP8PAG+ueSWzEDbRwtGAvYZMwbxyum800nUGAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af05adbe8ae591698640b6f3ee88fca3c668240ca53bc17f370ac6aabe1e34e8","last_reissued_at":"2026-07-05T08:50:20.308578Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:50:20.308578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.20903","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":"2026-07-05T08:50:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e184SB3YghwU46EAz176G7KcRep2BEgWEGzwCb38pXXel3A2FeUCEQ1ChHX24ue0iJvr9bwCVLIW9Wjjj3yPAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:58:13.022361Z"},"content_sha256":"7c65827290dfb8930cc109ffd94b92ba699d3534325a7bd0b3faf01b89486a64","schema_version":"1.0","event_id":"sha256:7c65827290dfb8930cc109ffd94b92ba699d3534325a7bd0b3faf01b89486a64"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:V4C23PUK4WIWTBSAW3Z65CH4UP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A first systematic characterization of cataclysmic variables in SRG/eROSITA surveys","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Axel Schwope, Beate Stelzer, Dusan Tub\\'in-Arenas, Jan Kurpas, Kira Knauff, Laurent St\\\"utz, Mara Salvato","submitted_at":"2024-07-30T15:24:28Z","abstract_excerpt":"(abridged) We present an account of known cataclysmic variables (CVs) that were detected as X-ray sources in eROSITA X-ray surveys and have Gaia DR3 counterparts. We address standard CVs with main sequence donors and white dwarfs accreting via Roche-lobe overflow (RLOF) and related objects, the double degenerates (DDs), and the symbiotic stars (SySts). We discern between nonmagnetic (dwarf novae and nova-like objects) and magnetic CVs (polars and intermediate polars (IPs)). In the publically available eROSITA catalog from the recent DR1, typically 65\\% of known cataloged and classified CVs are"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.20903","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/2407.20903/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":"2026-07-05T08:50:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lY/6tZpdrX6alaHEDrNneCaTK3/jRfyN2t0XuQfp8WhGm7sWkJQAanhdMF0lr4yyvmvLwzLm9Zdxv/xfzQKaCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:58:13.022879Z"},"content_sha256":"2d5f11c4b77039b8ca618d8ea4587fa9af83144da8cb47137846e56c9c6822f3","schema_version":"1.0","event_id":"sha256:2d5f11c4b77039b8ca618d8ea4587fa9af83144da8cb47137846e56c9c6822f3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V4C23PUK4WIWTBSAW3Z65CH4UP/bundle.json","state_url":"https://pith.science/pith/V4C23PUK4WIWTBSAW3Z65CH4UP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V4C23PUK4WIWTBSAW3Z65CH4UP/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":"2026-08-04T06:58:13Z","links":{"resolver":"https://pith.science/pith/V4C23PUK4WIWTBSAW3Z65CH4UP","bundle":"https://pith.science/pith/V4C23PUK4WIWTBSAW3Z65CH4UP/bundle.json","state":"https://pith.science/pith/V4C23PUK4WIWTBSAW3Z65CH4UP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V4C23PUK4WIWTBSAW3Z65CH4UP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:V4C23PUK4WIWTBSAW3Z65CH4UP","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":"420b77ce0c36366495204232b75c801269cd39733e1aa3f59c4f7b89a5c57da4","cross_cats_sorted":["astro-ph.HE"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2024-07-30T15:24:28Z","title_canon_sha256":"4bbcf56d2eb44f8915a1a5c51c1fb9a9179277cb479ac7b65f911066930311da"},"schema_version":"1.0","source":{"id":"2407.20903","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.20903","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"arxiv_version","alias_value":"2407.20903v1","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.20903","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"pith_short_12","alias_value":"V4C23PUK4WIW","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"pith_short_16","alias_value":"V4C23PUK4WIWTBSA","created_at":"2026-07-05T08:50:20Z"},{"alias_kind":"pith_short_8","alias_value":"V4C23PUK","created_at":"2026-07-05T08:50:20Z"}],"graph_snapshots":[{"event_id":"sha256:2d5f11c4b77039b8ca618d8ea4587fa9af83144da8cb47137846e56c9c6822f3","target":"graph","created_at":"2026-07-05T08:50:20Z","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/2407.20903/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"(abridged) We present an account of known cataclysmic variables (CVs) that were detected as X-ray sources in eROSITA X-ray surveys and have Gaia DR3 counterparts. We address standard CVs with main sequence donors and white dwarfs accreting via Roche-lobe overflow (RLOF) and related objects, the double degenerates (DDs), and the symbiotic stars (SySts). We discern between nonmagnetic (dwarf novae and nova-like objects) and magnetic CVs (polars and intermediate polars (IPs)). In the publically available eROSITA catalog from the recent DR1, typically 65\\% of known cataloged and classified CVs are","authors_text":"Axel Schwope, Beate Stelzer, Dusan Tub\\'in-Arenas, Jan Kurpas, Kira Knauff, Laurent St\\\"utz, Mara Salvato","cross_cats":["astro-ph.HE"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2024-07-30T15:24:28Z","title":"A first systematic characterization of cataclysmic variables in SRG/eROSITA surveys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.20903","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":"sha256:7c65827290dfb8930cc109ffd94b92ba699d3534325a7bd0b3faf01b89486a64","target":"record","created_at":"2026-07-05T08:50:20Z","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":"420b77ce0c36366495204232b75c801269cd39733e1aa3f59c4f7b89a5c57da4","cross_cats_sorted":["astro-ph.HE"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2024-07-30T15:24:28Z","title_canon_sha256":"4bbcf56d2eb44f8915a1a5c51c1fb9a9179277cb479ac7b65f911066930311da"},"schema_version":"1.0","source":{"id":"2407.20903","kind":"arxiv","version":1}},"canonical_sha256":"af05adbe8ae591698640b6f3ee88fca3c668240ca53bc17f370ac6aabe1e34e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"af05adbe8ae591698640b6f3ee88fca3c668240ca53bc17f370ac6aabe1e34e8","first_computed_at":"2026-07-05T08:50:20.308578Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:50:20.308578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nCW1/ZDBVTyrRRrtpVUmZji5KBcp4xKUC1kseQkzDdvBIqypfP8PAG+ueSWzEDbRwtGAvYZMwbxyum800nUGAw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:50:20.309051Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.20903","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7c65827290dfb8930cc109ffd94b92ba699d3534325a7bd0b3faf01b89486a64","sha256:2d5f11c4b77039b8ca618d8ea4587fa9af83144da8cb47137846e56c9c6822f3"],"state_sha256":"041f7a8b7fc8ba3005ea30886d7387c577197104a9d4c0d1cf6844b52907a7cd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fsLeg4vir5xVS9+sxaMUtw8ppWK1fhpgX6cKQ9/nTkKLLAAOlJLFDEwKXnlLKJvZchHg1ziFu5t5+qCPGZUNAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:58:13.027001Z","bundle_sha256":"19f24f0daa5989aca9a9a86ea318023265480c5611979634338d095c83f080da"}}