{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:KI2QW6NRRAD34Z5ZIFMZNRXMSA","short_pith_number":"pith:KI2QW6NR","canonical_record":{"source":{"id":"1507.04663","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-07-16T17:34:45Z","cross_cats_sorted":[],"title_canon_sha256":"472e0af6485aa7ff13aeb026b362bcd0aee2b959a2381afbcb4cf894b6fc9b6f","abstract_canon_sha256":"445807775a9ff105f8070f25a1c39b5b55fd1b878606685d8b7c6a5d9a0969fb"},"schema_version":"1.0"},"canonical_sha256":"52350b79b18807be67b9415996c6ec902d1dd63af007e5fad12013bfb91b2920","source":{"kind":"arxiv","id":"1507.04663","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.04663","created_at":"2026-05-18T01:35:44Z"},{"alias_kind":"arxiv_version","alias_value":"1507.04663v1","created_at":"2026-05-18T01:35:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.04663","created_at":"2026-05-18T01:35:44Z"},{"alias_kind":"pith_short_12","alias_value":"KI2QW6NRRAD3","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"KI2QW6NRRAD34Z5Z","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"KI2QW6NR","created_at":"2026-05-18T12:29:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:KI2QW6NRRAD34Z5ZIFMZNRXMSA","target":"record","payload":{"canonical_record":{"source":{"id":"1507.04663","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-07-16T17:34:45Z","cross_cats_sorted":[],"title_canon_sha256":"472e0af6485aa7ff13aeb026b362bcd0aee2b959a2381afbcb4cf894b6fc9b6f","abstract_canon_sha256":"445807775a9ff105f8070f25a1c39b5b55fd1b878606685d8b7c6a5d9a0969fb"},"schema_version":"1.0"},"canonical_sha256":"52350b79b18807be67b9415996c6ec902d1dd63af007e5fad12013bfb91b2920","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:44.530416Z","signature_b64":"OWYl9f1lQgSPqgGsQ7lkAwlVdSDh3yf1tHb4cr1HUxWdbS6TSmxxl5CQkYlMfavONs7SwRNCaXvq7Ov046cZAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"52350b79b18807be67b9415996c6ec902d1dd63af007e5fad12013bfb91b2920","last_reissued_at":"2026-05-18T01:35:44.529891Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:44.529891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.04663","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":"2026-05-18T01:35:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sPXsSaKsAYtbBR37HNAR7+caK/CAVlkmd1iABvP1YOdr+x1tTUq27fGDjTg31l2FjUv4OCe1rDyX5WuclATQAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T22:49:34.001831Z"},"content_sha256":"3c18ef04087b7d2368159f2225132b3969656e2730e35405faf81cff5984173f","schema_version":"1.0","event_id":"sha256:3c18ef04087b7d2368159f2225132b3969656e2730e35405faf81cff5984173f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:KI2QW6NRRAD34Z5ZIFMZNRXMSA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Total eclipse of the heart: The AM CVn Gaia14aae / ASSASN-14cn","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. B. Danilet, A. Delgado, A. Gomboc, A. Hamanowicz, A. Hourihane, A. J. Drake, A. Mahabal, A. Scholz, A. Yoldas, B. Handzlik, B. J. Shappee, B. T. G\\\"ansicke, C. Copperwheat, C. S. Kochanek, C. Waters, D. A. Kann, D. Froebrich, D. Koester, D. L. Harrison, D. Steeghs, D. W. Evans, E. A. Magnier, E. Breedt, E. de Miguel, F. De Angeli, G. Altavilla, G. Busso, G. Clementini, G. Damljanovic, G. Gilmore, G. Holland, G. Leto, G. Rixon, G. Simonian, G. van Leeuwen, H. C. Campbell, J. Fern\\'andez-Hern\\'andez, J. F. Jarvis, J. L. Prieto, J. Polshaw, K. C. Chambers, K. Ilkiewicz, K. Rybicki, K. Ulaczyk, K. Z. Stanek, L. Eyer, L. K. Hardy, L. Palaversa, L. Szabados, L. Tomasella, L. Wyrzykowski, M. A. P. Torres, M. Dennefeld, M. Fraser, M. Pawlak, M. Riello, M. Turatto, N. A. Walton, N. Blagorodnova, N. Kaiser, O. Vince, P. Burgess, P. G. Jonker, P. Ochner, P. Whitelock, P. Wielg\\'orski, R. Busuttil, R. Gualandi, R. Kotak, R. W. Wilson, S. E. Koposov, S. J. Smartt, S. Komossa, S. P. Littlefair, S.T. Hodgkin, S. van Velzen, T. Butterley, T. Prusti, T. R. Marsh, T. Wevers, T. W.-S. Holoien, U. Kolb, V. S. Dhillon, Z. Kolaczkowski, Z. Kostrzewa-Rutkowska","submitted_at":"2015-07-16T17:34:45Z","abstract_excerpt":"We report the discovery and characterisation of a deeply eclipsing AM CVn-system, Gaia14aae (= ASSASN-14cn). Gaia14aae was identified independently by the All-Sky Automated Survey for Supernovae (ASAS-SN; Shappee et al. 2014) and by the Gaia Science Alerts project, during two separate outbursts. A third outburst is seen in archival Pan-STARRS-1 (PS1; Schlafly et al. 2012; Tonry et al. 2012; Magnier et al. 2013) and ASAS-SN data. Spectroscopy reveals a hot, hydrogen-deficient spectrum with clear double-peaked emission lines, consistent with an accreting double degenerate classification. We use "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.04663","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":"2026-05-18T01:35:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2ANs28TNY+3tWxsLQKnNAzio1idKqQp/XUB5JwBMp+McC+D7KiQzLEY0FnrgIUEtLvCe8kK7azmQ3j7UlZhzAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T22:49:34.002511Z"},"content_sha256":"5a635c544b82b9231b20ba44f228f6d4b1ae84f2287c57e5a48f84a6d2652a56","schema_version":"1.0","event_id":"sha256:5a635c544b82b9231b20ba44f228f6d4b1ae84f2287c57e5a48f84a6d2652a56"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KI2QW6NRRAD34Z5ZIFMZNRXMSA/bundle.json","state_url":"https://pith.science/pith/KI2QW6NRRAD34Z5ZIFMZNRXMSA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KI2QW6NRRAD34Z5ZIFMZNRXMSA/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":"2026-05-30T22:49:34Z","links":{"resolver":"https://pith.science/pith/KI2QW6NRRAD34Z5ZIFMZNRXMSA","bundle":"https://pith.science/pith/KI2QW6NRRAD34Z5ZIFMZNRXMSA/bundle.json","state":"https://pith.science/pith/KI2QW6NRRAD34Z5ZIFMZNRXMSA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KI2QW6NRRAD34Z5ZIFMZNRXMSA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:KI2QW6NRRAD34Z5ZIFMZNRXMSA","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":"445807775a9ff105f8070f25a1c39b5b55fd1b878606685d8b7c6a5d9a0969fb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-07-16T17:34:45Z","title_canon_sha256":"472e0af6485aa7ff13aeb026b362bcd0aee2b959a2381afbcb4cf894b6fc9b6f"},"schema_version":"1.0","source":{"id":"1507.04663","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.04663","created_at":"2026-05-18T01:35:44Z"},{"alias_kind":"arxiv_version","alias_value":"1507.04663v1","created_at":"2026-05-18T01:35:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.04663","created_at":"2026-05-18T01:35:44Z"},{"alias_kind":"pith_short_12","alias_value":"KI2QW6NRRAD3","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"KI2QW6NRRAD34Z5Z","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"KI2QW6NR","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:5a635c544b82b9231b20ba44f228f6d4b1ae84f2287c57e5a48f84a6d2652a56","target":"graph","created_at":"2026-05-18T01:35:44Z","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":"We report the discovery and characterisation of a deeply eclipsing AM CVn-system, Gaia14aae (= ASSASN-14cn). Gaia14aae was identified independently by the All-Sky Automated Survey for Supernovae (ASAS-SN; Shappee et al. 2014) and by the Gaia Science Alerts project, during two separate outbursts. A third outburst is seen in archival Pan-STARRS-1 (PS1; Schlafly et al. 2012; Tonry et al. 2012; Magnier et al. 2013) and ASAS-SN data. Spectroscopy reveals a hot, hydrogen-deficient spectrum with clear double-peaked emission lines, consistent with an accreting double degenerate classification. We use ","authors_text":"A. B. Danilet, A. Delgado, A. Gomboc, A. Hamanowicz, A. Hourihane, A. J. Drake, A. Mahabal, A. Scholz, A. Yoldas, B. Handzlik, B. J. Shappee, B. T. G\\\"ansicke, C. Copperwheat, C. S. Kochanek, C. Waters, D. A. Kann, D. Froebrich, D. Koester, D. L. Harrison, D. Steeghs, D. W. Evans, E. A. Magnier, E. Breedt, E. de Miguel, F. De Angeli, G. Altavilla, G. Busso, G. Clementini, G. Damljanovic, G. Gilmore, G. Holland, G. Leto, G. Rixon, G. Simonian, G. van Leeuwen, H. C. Campbell, J. Fern\\'andez-Hern\\'andez, J. F. Jarvis, J. L. Prieto, J. Polshaw, K. C. Chambers, K. Ilkiewicz, K. Rybicki, K. Ulaczyk, K. Z. Stanek, L. Eyer, L. K. Hardy, L. Palaversa, L. Szabados, L. Tomasella, L. Wyrzykowski, M. A. P. Torres, M. Dennefeld, M. Fraser, M. Pawlak, M. Riello, M. Turatto, N. A. Walton, N. Blagorodnova, N. Kaiser, O. Vince, P. Burgess, P. G. Jonker, P. Ochner, P. Whitelock, P. Wielg\\'orski, R. Busuttil, R. Gualandi, R. Kotak, R. W. Wilson, S. E. Koposov, S. J. Smartt, S. Komossa, S. P. Littlefair, S.T. Hodgkin, S. van Velzen, T. Butterley, T. Prusti, T. R. Marsh, T. Wevers, T. W.-S. Holoien, U. Kolb, V. S. Dhillon, Z. Kolaczkowski, Z. Kostrzewa-Rutkowska","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-07-16T17:34:45Z","title":"Total eclipse of the heart: The AM CVn Gaia14aae / ASSASN-14cn"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.04663","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":"sha256:3c18ef04087b7d2368159f2225132b3969656e2730e35405faf81cff5984173f","target":"record","created_at":"2026-05-18T01:35:44Z","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":"445807775a9ff105f8070f25a1c39b5b55fd1b878606685d8b7c6a5d9a0969fb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-07-16T17:34:45Z","title_canon_sha256":"472e0af6485aa7ff13aeb026b362bcd0aee2b959a2381afbcb4cf894b6fc9b6f"},"schema_version":"1.0","source":{"id":"1507.04663","kind":"arxiv","version":1}},"canonical_sha256":"52350b79b18807be67b9415996c6ec902d1dd63af007e5fad12013bfb91b2920","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"52350b79b18807be67b9415996c6ec902d1dd63af007e5fad12013bfb91b2920","first_computed_at":"2026-05-18T01:35:44.529891Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:44.529891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OWYl9f1lQgSPqgGsQ7lkAwlVdSDh3yf1tHb4cr1HUxWdbS6TSmxxl5CQkYlMfavONs7SwRNCaXvq7Ov046cZAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:44.530416Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.04663","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3c18ef04087b7d2368159f2225132b3969656e2730e35405faf81cff5984173f","sha256:5a635c544b82b9231b20ba44f228f6d4b1ae84f2287c57e5a48f84a6d2652a56"],"state_sha256":"253c278f5c8e16e20be876af3fabe552ac32f0102561ef6876526515e74f918c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hjxOVOM4VrseUpPx6KGPo6dcXLMXZzf2999CnzAXw4I9vhjwQZp72yQBR3hLGzMomOjWrCdEmUlZhJn+mcOQAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T22:49:34.006727Z","bundle_sha256":"97e83a9a5b4c1bd356e3af6efdc1d3b81cb876c914a932c52802bc0acdee3a37"}}