{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:FXCQS2UR4374XE5IGZSMN4YSSZ","short_pith_number":"pith:FXCQS2UR","canonical_record":{"source":{"id":"1708.07355","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-24T11:19:44Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"4101f36cf245cf07ee2977e48cd5eb0c42cc589f63a8e4b2ab4aba32fa8fc35a","abstract_canon_sha256":"4947c653a9cb7e47ca27a02714fd3093efd68d8cfe09ab31d30c3f7ad79ef4c5"},"schema_version":"1.0"},"canonical_sha256":"2dc5096a91e6ffcb93a83664c6f31296501a6a268bd8866db63b776991b574a6","source":{"kind":"arxiv","id":"1708.07355","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.07355","created_at":"2026-05-18T00:32:39Z"},{"alias_kind":"arxiv_version","alias_value":"1708.07355v1","created_at":"2026-05-18T00:32:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.07355","created_at":"2026-05-18T00:32:39Z"},{"alias_kind":"pith_short_12","alias_value":"FXCQS2UR4374","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FXCQS2UR4374XE5I","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FXCQS2UR","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:FXCQS2UR4374XE5IGZSMN4YSSZ","target":"record","payload":{"canonical_record":{"source":{"id":"1708.07355","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-24T11:19:44Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"4101f36cf245cf07ee2977e48cd5eb0c42cc589f63a8e4b2ab4aba32fa8fc35a","abstract_canon_sha256":"4947c653a9cb7e47ca27a02714fd3093efd68d8cfe09ab31d30c3f7ad79ef4c5"},"schema_version":"1.0"},"canonical_sha256":"2dc5096a91e6ffcb93a83664c6f31296501a6a268bd8866db63b776991b574a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:32:39.319578Z","signature_b64":"qo4T5vMvMhtXmz6MQyPtafVJb1SPmgsysO7f72GuU1y3MIYDCmOiA3mnDiT9/Knw6exI/eTtDFlzQ501oEKxAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2dc5096a91e6ffcb93a83664c6f31296501a6a268bd8866db63b776991b574a6","last_reissued_at":"2026-05-18T00:32:39.318998Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:32:39.318998Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1708.07355","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":"2026-05-18T00:32:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kqQrX73xMElkHt6czhUXzijkNUakevTPmIkEc+h6vJblC/v+Q8y1ikwHy6k7XWKQjIzCMzjKjSQAkJonu2RrDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:26:04.722324Z"},"content_sha256":"0d6522436377149bfdec2b2126bc74dfdf9200955405e50d14eb93096291cf8d","schema_version":"1.0","event_id":"sha256:0d6522436377149bfdec2b2126bc74dfdf9200955405e50d14eb93096291cf8d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:FXCQS2UR4374XE5IGZSMN4YSSZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Properties of the redback millisecond pulsar binary 3FGL J0212.1+5320","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"2, 2), 3), Barcelona (4) Manchester), M. Linares (1, R.P. Breton (4) ((1) IAC, Tenerife (2) ULL, Tenerife (3) UPC, T. Shahbaz (1","submitted_at":"2017-08-24T11:19:44Z","abstract_excerpt":"Linares et al. (2016) obtained quasi-simultaneous g', r' and i-band light curves and an absorption line radial velocity curve of the secondary star in the redback system 3FGL J0212.1+5320. The light curves showed two maxima and minima primarily due to the secondary star's ellipsoidal modulation, but with unequal maxima and minima. We fit these light curves and radial velocities with our X-ray binary model including either a dark solar-type star spot or a hot spot due to off-centre heating from an intrabinary shock, to account for the unequal maxima. Both models give a radial velocity semi-ampl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.07355","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":"2026-05-18T00:32:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kgsSeAE0weRS6qh9jghy7oRBYaFH7TkgVBGpGzMyWQxK6y06WZwu+bcwSJ09RUwH3i8WX0CUeKnr0OXHCntCBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:26:04.722804Z"},"content_sha256":"f71a6122f2c852ee606ab228c1741aaded7b3d1c1680caf42857d9f18619cee1","schema_version":"1.0","event_id":"sha256:f71a6122f2c852ee606ab228c1741aaded7b3d1c1680caf42857d9f18619cee1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FXCQS2UR4374XE5IGZSMN4YSSZ/bundle.json","state_url":"https://pith.science/pith/FXCQS2UR4374XE5IGZSMN4YSSZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FXCQS2UR4374XE5IGZSMN4YSSZ/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":"2026-05-31T21:26:04Z","links":{"resolver":"https://pith.science/pith/FXCQS2UR4374XE5IGZSMN4YSSZ","bundle":"https://pith.science/pith/FXCQS2UR4374XE5IGZSMN4YSSZ/bundle.json","state":"https://pith.science/pith/FXCQS2UR4374XE5IGZSMN4YSSZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FXCQS2UR4374XE5IGZSMN4YSSZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:FXCQS2UR4374XE5IGZSMN4YSSZ","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":"4947c653a9cb7e47ca27a02714fd3093efd68d8cfe09ab31d30c3f7ad79ef4c5","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-24T11:19:44Z","title_canon_sha256":"4101f36cf245cf07ee2977e48cd5eb0c42cc589f63a8e4b2ab4aba32fa8fc35a"},"schema_version":"1.0","source":{"id":"1708.07355","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.07355","created_at":"2026-05-18T00:32:39Z"},{"alias_kind":"arxiv_version","alias_value":"1708.07355v1","created_at":"2026-05-18T00:32:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.07355","created_at":"2026-05-18T00:32:39Z"},{"alias_kind":"pith_short_12","alias_value":"FXCQS2UR4374","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FXCQS2UR4374XE5I","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FXCQS2UR","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:f71a6122f2c852ee606ab228c1741aaded7b3d1c1680caf42857d9f18619cee1","target":"graph","created_at":"2026-05-18T00:32:39Z","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":"Linares et al. (2016) obtained quasi-simultaneous g', r' and i-band light curves and an absorption line radial velocity curve of the secondary star in the redback system 3FGL J0212.1+5320. The light curves showed two maxima and minima primarily due to the secondary star's ellipsoidal modulation, but with unequal maxima and minima. We fit these light curves and radial velocities with our X-ray binary model including either a dark solar-type star spot or a hot spot due to off-centre heating from an intrabinary shock, to account for the unequal maxima. Both models give a radial velocity semi-ampl","authors_text":"2, 2), 3), Barcelona (4) Manchester), M. Linares (1, R.P. Breton (4) ((1) IAC, Tenerife (2) ULL, Tenerife (3) UPC, T. Shahbaz (1","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-24T11:19:44Z","title":"Properties of the redback millisecond pulsar binary 3FGL J0212.1+5320"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.07355","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":"sha256:0d6522436377149bfdec2b2126bc74dfdf9200955405e50d14eb93096291cf8d","target":"record","created_at":"2026-05-18T00:32:39Z","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":"4947c653a9cb7e47ca27a02714fd3093efd68d8cfe09ab31d30c3f7ad79ef4c5","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-24T11:19:44Z","title_canon_sha256":"4101f36cf245cf07ee2977e48cd5eb0c42cc589f63a8e4b2ab4aba32fa8fc35a"},"schema_version":"1.0","source":{"id":"1708.07355","kind":"arxiv","version":1}},"canonical_sha256":"2dc5096a91e6ffcb93a83664c6f31296501a6a268bd8866db63b776991b574a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2dc5096a91e6ffcb93a83664c6f31296501a6a268bd8866db63b776991b574a6","first_computed_at":"2026-05-18T00:32:39.318998Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:32:39.318998Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qo4T5vMvMhtXmz6MQyPtafVJb1SPmgsysO7f72GuU1y3MIYDCmOiA3mnDiT9/Knw6exI/eTtDFlzQ501oEKxAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:32:39.319578Z","signed_message":"canonical_sha256_bytes"},"source_id":"1708.07355","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d6522436377149bfdec2b2126bc74dfdf9200955405e50d14eb93096291cf8d","sha256:f71a6122f2c852ee606ab228c1741aaded7b3d1c1680caf42857d9f18619cee1"],"state_sha256":"e3562b8636baabff7838519ef0a6017f9f4db8ab2d9ea03ccdebfeb07c3aec74"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TORVXBeZZb7z2yYSwdpsIoZh15nHz6WrnC5V8haOHK1ON/DFMJ7S/H6od+iTSjQziLQ+GHzuc2KeFvV/pGjPDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:26:04.726165Z","bundle_sha256":"b6fcfff92c73249e809cc278714683e70e55bfe2137758e200e552488122d79a"}}