{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:HWRF7C2IALPCMOMXHB5I4GHENL","short_pith_number":"pith:HWRF7C2I","canonical_record":{"source":{"id":"1608.07181","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-08-25T14:44:18Z","cross_cats_sorted":[],"title_canon_sha256":"b651f757a2a5abe1817af3c1284040a34589b22918c4fee0c1a8e09257799a8c","abstract_canon_sha256":"08460e4c89e12e8a29e585d0c59b8ae615c9c9e253c775089ae499c1623cff0f"},"schema_version":"1.0"},"canonical_sha256":"3da25f8b4802de263997387a8e18e46ae9f3964b7f28efaa3ade7233d07397a7","source":{"kind":"arxiv","id":"1608.07181","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.07181","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"arxiv_version","alias_value":"1608.07181v1","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.07181","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"pith_short_12","alias_value":"HWRF7C2IALPC","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"HWRF7C2IALPCMOMX","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"HWRF7C2I","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:HWRF7C2IALPCMOMXHB5I4GHENL","target":"record","payload":{"canonical_record":{"source":{"id":"1608.07181","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-08-25T14:44:18Z","cross_cats_sorted":[],"title_canon_sha256":"b651f757a2a5abe1817af3c1284040a34589b22918c4fee0c1a8e09257799a8c","abstract_canon_sha256":"08460e4c89e12e8a29e585d0c59b8ae615c9c9e253c775089ae499c1623cff0f"},"schema_version":"1.0"},"canonical_sha256":"3da25f8b4802de263997387a8e18e46ae9f3964b7f28efaa3ade7233d07397a7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:54.612775Z","signature_b64":"D7u+Y/jRwf3F9aZA/1dS3v6KPVLe/I7EQ4vgB0pmRgOede8/RpdvQUiNo2VqKw9fmSv8lEonVspq09UDRhNJBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3da25f8b4802de263997387a8e18e46ae9f3964b7f28efaa3ade7233d07397a7","last_reissued_at":"2026-05-18T01:07:54.612302Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:54.612302Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.07181","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":"2026-05-18T01:07:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EpU72ZEPKWqXdi0KIGKRIAZ1OT7Ka5QkXrpqRMmhtKRwf/lKGLWFhA64iiqyC6d08ob3re8xHieeqSF/q9tUAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:59:00.101192Z"},"content_sha256":"5608e8c1483e7857a80511d07b6b7c24c15f411e3bb18cea67d13037e95a0ada","schema_version":"1.0","event_id":"sha256:5608e8c1483e7857a80511d07b6b7c24c15f411e3bb18cea67d13037e95a0ada"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:HWRF7C2IALPCMOMXHB5I4GHENL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Time resolved spectroscopy and photometry of three little known bright cataclysmic variables: LS IV -08$^{\\rm o}$ 3, HQ Monocerotis and ST Chamaeleontis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Albert Bruch, Marcos P. Diaz","submitted_at":"2016-08-25T14:44:18Z","abstract_excerpt":"As part of a project to better characterize comparatively bright but so far little studied cataclysmic variables in the southern hemisphere, we have obtained spectroscopic and photometric data of the nova-like variables LS IV -08$^{\\rm o}$ 3 and HQ Mon, and of the Z Cam type dwarf nova ST Cha. The spectra of all systems are as expected for their respective types. We derive improved orbital ephemeris of LS IV -08$^{\\rm o}$ 3 and map its accretion disk in the light of the H$\\alpha$ emission using Doppler tomography. We find that the emission has a two component origin, arising in the outer parts"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.07181","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":"2026-05-18T01:07:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uz9Snh9UtKtRqslMO2GREpJRZSgHrqDA3Oa0GX6ckYKd0dd3clQx9p0nQHgy7+uSxzlI9Mpz6b9scFnQpuAYCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:59:00.101612Z"},"content_sha256":"d8b30ac250f2c8fdcc8938050022977320ef095d539d60197d568b5b4b5c0e6a","schema_version":"1.0","event_id":"sha256:d8b30ac250f2c8fdcc8938050022977320ef095d539d60197d568b5b4b5c0e6a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HWRF7C2IALPCMOMXHB5I4GHENL/bundle.json","state_url":"https://pith.science/pith/HWRF7C2IALPCMOMXHB5I4GHENL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HWRF7C2IALPCMOMXHB5I4GHENL/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":"2026-06-06T15:59:00Z","links":{"resolver":"https://pith.science/pith/HWRF7C2IALPCMOMXHB5I4GHENL","bundle":"https://pith.science/pith/HWRF7C2IALPCMOMXHB5I4GHENL/bundle.json","state":"https://pith.science/pith/HWRF7C2IALPCMOMXHB5I4GHENL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HWRF7C2IALPCMOMXHB5I4GHENL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:HWRF7C2IALPCMOMXHB5I4GHENL","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":"08460e4c89e12e8a29e585d0c59b8ae615c9c9e253c775089ae499c1623cff0f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-08-25T14:44:18Z","title_canon_sha256":"b651f757a2a5abe1817af3c1284040a34589b22918c4fee0c1a8e09257799a8c"},"schema_version":"1.0","source":{"id":"1608.07181","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.07181","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"arxiv_version","alias_value":"1608.07181v1","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.07181","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"pith_short_12","alias_value":"HWRF7C2IALPC","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"HWRF7C2IALPCMOMX","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"HWRF7C2I","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:d8b30ac250f2c8fdcc8938050022977320ef095d539d60197d568b5b4b5c0e6a","target":"graph","created_at":"2026-05-18T01:07:54Z","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":"As part of a project to better characterize comparatively bright but so far little studied cataclysmic variables in the southern hemisphere, we have obtained spectroscopic and photometric data of the nova-like variables LS IV -08$^{\\rm o}$ 3 and HQ Mon, and of the Z Cam type dwarf nova ST Cha. The spectra of all systems are as expected for their respective types. We derive improved orbital ephemeris of LS IV -08$^{\\rm o}$ 3 and map its accretion disk in the light of the H$\\alpha$ emission using Doppler tomography. We find that the emission has a two component origin, arising in the outer parts","authors_text":"Albert Bruch, Marcos P. Diaz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-08-25T14:44:18Z","title":"Time resolved spectroscopy and photometry of three little known bright cataclysmic variables: LS IV -08$^{\\rm o}$ 3, HQ Monocerotis and ST Chamaeleontis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.07181","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":"sha256:5608e8c1483e7857a80511d07b6b7c24c15f411e3bb18cea67d13037e95a0ada","target":"record","created_at":"2026-05-18T01:07:54Z","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":"08460e4c89e12e8a29e585d0c59b8ae615c9c9e253c775089ae499c1623cff0f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-08-25T14:44:18Z","title_canon_sha256":"b651f757a2a5abe1817af3c1284040a34589b22918c4fee0c1a8e09257799a8c"},"schema_version":"1.0","source":{"id":"1608.07181","kind":"arxiv","version":1}},"canonical_sha256":"3da25f8b4802de263997387a8e18e46ae9f3964b7f28efaa3ade7233d07397a7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3da25f8b4802de263997387a8e18e46ae9f3964b7f28efaa3ade7233d07397a7","first_computed_at":"2026-05-18T01:07:54.612302Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:07:54.612302Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"D7u+Y/jRwf3F9aZA/1dS3v6KPVLe/I7EQ4vgB0pmRgOede8/RpdvQUiNo2VqKw9fmSv8lEonVspq09UDRhNJBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:07:54.612775Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.07181","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5608e8c1483e7857a80511d07b6b7c24c15f411e3bb18cea67d13037e95a0ada","sha256:d8b30ac250f2c8fdcc8938050022977320ef095d539d60197d568b5b4b5c0e6a"],"state_sha256":"e878efdf8e45d9b3f55fddbf3649aad8143d4af858ee5858aaceafeb431340cd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uihILBKLfLjTirsIEh9uwMstHagx69jFbzCWEZarsCrmjGnW5NPGKdm8F5qkTzQE/W39Nlks5W+Sgeu0C8s1Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:59:00.104839Z","bundle_sha256":"8637e3e9d6ebac0e9c76e2e93e06af692f006793e9e30cf585f5e355e4feeeb1"}}