{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:JR35NVJH3URO3GRV4FEEZ3U43J","short_pith_number":"pith:JR35NVJH","canonical_record":{"source":{"id":"1105.5083","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-25T16:45:57Z","cross_cats_sorted":[],"title_canon_sha256":"1057edc41f3d3e480086f5a0c303ce3868621950e1b859bea2584952e6431e45","abstract_canon_sha256":"039d42b0cb8836524cf098897c68551f5ae67f0e5eb94cd3a738fb2b26bf7d87"},"schema_version":"1.0"},"canonical_sha256":"4c77d6d527dd22ed9a35e1484cee9cda727f8a796d6b417dbb87309e15e3f8fe","source":{"kind":"arxiv","id":"1105.5083","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.5083","created_at":"2026-05-18T02:21:49Z"},{"alias_kind":"arxiv_version","alias_value":"1105.5083v1","created_at":"2026-05-18T02:21:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.5083","created_at":"2026-05-18T02:21:49Z"},{"alias_kind":"pith_short_12","alias_value":"JR35NVJH3URO","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"JR35NVJH3URO3GRV","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"JR35NVJH","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:JR35NVJH3URO3GRV4FEEZ3U43J","target":"record","payload":{"canonical_record":{"source":{"id":"1105.5083","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-25T16:45:57Z","cross_cats_sorted":[],"title_canon_sha256":"1057edc41f3d3e480086f5a0c303ce3868621950e1b859bea2584952e6431e45","abstract_canon_sha256":"039d42b0cb8836524cf098897c68551f5ae67f0e5eb94cd3a738fb2b26bf7d87"},"schema_version":"1.0"},"canonical_sha256":"4c77d6d527dd22ed9a35e1484cee9cda727f8a796d6b417dbb87309e15e3f8fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:21:49.665473Z","signature_b64":"0zP2G1SNNZ4ua4MQHXMRuJGhfrm3RME/BlOwh2RwtzqafbHrOpU1bbXEhGWqJqCRqMWO4xhPQ935Z0RQTH34DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4c77d6d527dd22ed9a35e1484cee9cda727f8a796d6b417dbb87309e15e3f8fe","last_reissued_at":"2026-05-18T02:21:49.665028Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:21:49.665028Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1105.5083","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":"2026-05-18T02:21:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3L27zjz5NtjFcRN0yFENG4Of/E6TdZrO9bzEK7BErIp9LuJCSOo7vYsjyg/QZbue6BGcV9uddJoaH5EE75+BCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T11:30:55.521747Z"},"content_sha256":"429580f668bc9bfec473c405ff6cd5aae68b3dcf5d10cd4323a63ec802389c56","schema_version":"1.0","event_id":"sha256:429580f668bc9bfec473c405ff6cd5aae68b3dcf5d10cd4323a63ec802389c56"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:JR35NVJH3URO3GRV4FEEZ3U43J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The SDSS White Dwarf - M Star Library","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Axel D. Schwope, Ren\\'e Heller, Roy H. {\\O}stensen","submitted_at":"2011-05-25T16:45:57Z","abstract_excerpt":"The Sloan Digital Sky Survey (SDSS), originally targeted at quasi-stellar objects, has provided us with a wealth of astronomical byproducts through the last decade. Since then, the number of white dwarfs (WDs) with physically bound main-sequence star companions (mostly dM stars) has increased radically, allowing for fundamentally new insights into stellar physics. Different methods for the retrieval and follow-up analysis of SDSS WD-dM binaries have been applied in the literature, leading to a rising number of WD-dM catalogs. Here we present a detailed literature search, coupled with our own h"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.5083","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":""},"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":"2026-05-18T02:21:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DriDaoBikWWTaQGnYCXTQXE02MnLv4uEUdcvMbnzako1vW8h/LdS3hHurZzjZvdtZPwLBbIHYKDHHTQDbTjMDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T11:30:55.522418Z"},"content_sha256":"faafcf379ea9ad12a7f5ef7c1507167a2bbda7f3ee2076c01c97908ffef177b3","schema_version":"1.0","event_id":"sha256:faafcf379ea9ad12a7f5ef7c1507167a2bbda7f3ee2076c01c97908ffef177b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JR35NVJH3URO3GRV4FEEZ3U43J/bundle.json","state_url":"https://pith.science/pith/JR35NVJH3URO3GRV4FEEZ3U43J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JR35NVJH3URO3GRV4FEEZ3U43J/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":"2026-06-02T11:30:55Z","links":{"resolver":"https://pith.science/pith/JR35NVJH3URO3GRV4FEEZ3U43J","bundle":"https://pith.science/pith/JR35NVJH3URO3GRV4FEEZ3U43J/bundle.json","state":"https://pith.science/pith/JR35NVJH3URO3GRV4FEEZ3U43J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JR35NVJH3URO3GRV4FEEZ3U43J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:JR35NVJH3URO3GRV4FEEZ3U43J","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":"039d42b0cb8836524cf098897c68551f5ae67f0e5eb94cd3a738fb2b26bf7d87","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-25T16:45:57Z","title_canon_sha256":"1057edc41f3d3e480086f5a0c303ce3868621950e1b859bea2584952e6431e45"},"schema_version":"1.0","source":{"id":"1105.5083","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.5083","created_at":"2026-05-18T02:21:49Z"},{"alias_kind":"arxiv_version","alias_value":"1105.5083v1","created_at":"2026-05-18T02:21:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.5083","created_at":"2026-05-18T02:21:49Z"},{"alias_kind":"pith_short_12","alias_value":"JR35NVJH3URO","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"JR35NVJH3URO3GRV","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"JR35NVJH","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:faafcf379ea9ad12a7f5ef7c1507167a2bbda7f3ee2076c01c97908ffef177b3","target":"graph","created_at":"2026-05-18T02:21:49Z","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 Sloan Digital Sky Survey (SDSS), originally targeted at quasi-stellar objects, has provided us with a wealth of astronomical byproducts through the last decade. Since then, the number of white dwarfs (WDs) with physically bound main-sequence star companions (mostly dM stars) has increased radically, allowing for fundamentally new insights into stellar physics. Different methods for the retrieval and follow-up analysis of SDSS WD-dM binaries have been applied in the literature, leading to a rising number of WD-dM catalogs. Here we present a detailed literature search, coupled with our own h","authors_text":"Axel D. Schwope, Ren\\'e Heller, Roy H. {\\O}stensen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-25T16:45:57Z","title":"The SDSS White Dwarf - M Star Library"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.5083","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":"sha256:429580f668bc9bfec473c405ff6cd5aae68b3dcf5d10cd4323a63ec802389c56","target":"record","created_at":"2026-05-18T02:21:49Z","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":"039d42b0cb8836524cf098897c68551f5ae67f0e5eb94cd3a738fb2b26bf7d87","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-25T16:45:57Z","title_canon_sha256":"1057edc41f3d3e480086f5a0c303ce3868621950e1b859bea2584952e6431e45"},"schema_version":"1.0","source":{"id":"1105.5083","kind":"arxiv","version":1}},"canonical_sha256":"4c77d6d527dd22ed9a35e1484cee9cda727f8a796d6b417dbb87309e15e3f8fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4c77d6d527dd22ed9a35e1484cee9cda727f8a796d6b417dbb87309e15e3f8fe","first_computed_at":"2026-05-18T02:21:49.665028Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:21:49.665028Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0zP2G1SNNZ4ua4MQHXMRuJGhfrm3RME/BlOwh2RwtzqafbHrOpU1bbXEhGWqJqCRqMWO4xhPQ935Z0RQTH34DA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:21:49.665473Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.5083","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:429580f668bc9bfec473c405ff6cd5aae68b3dcf5d10cd4323a63ec802389c56","sha256:faafcf379ea9ad12a7f5ef7c1507167a2bbda7f3ee2076c01c97908ffef177b3"],"state_sha256":"764a400fff25a57162b4ddd80c75be51f021c04c3766c9c9b9a15bdb52ed6f1f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6a64WnyPxMQmm9WoDOJKBK5vGBTSMsqj39PHVXXYbNUV78Lm9sP5nzFjQA2gHP8nlFKKFPwRKT4og6Zn15UlBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T11:30:55.524731Z","bundle_sha256":"23ebc3c7aad2dbf31aa9949f5c24212977586f42b75cb22f5e1783a70fe64752"}}