{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:J5GSKN5CZB44QNGQWSZH5FU3DT","short_pith_number":"pith:J5GSKN5C","canonical_record":{"source":{"id":"1611.03235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-11-10T09:40:51Z","cross_cats_sorted":[],"title_canon_sha256":"d157f125218d5668626849e75a4b190d9bed5d25515f42cb67001500a1f5c68b","abstract_canon_sha256":"a03f084e2d710feff3f1aef5bba7853657ed9194c702ddb5080f28486b057ee2"},"schema_version":"1.0"},"canonical_sha256":"4f4d2537a2c879c834d0b4b27e969b1ce89dc39e1e1594f086ae8a7aac6562a6","source":{"kind":"arxiv","id":"1611.03235","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.03235","created_at":"2026-05-18T00:02:36Z"},{"alias_kind":"arxiv_version","alias_value":"1611.03235v1","created_at":"2026-05-18T00:02:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.03235","created_at":"2026-05-18T00:02:36Z"},{"alias_kind":"pith_short_12","alias_value":"J5GSKN5CZB44","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"J5GSKN5CZB44QNGQ","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"J5GSKN5C","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:J5GSKN5CZB44QNGQWSZH5FU3DT","target":"record","payload":{"canonical_record":{"source":{"id":"1611.03235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-11-10T09:40:51Z","cross_cats_sorted":[],"title_canon_sha256":"d157f125218d5668626849e75a4b190d9bed5d25515f42cb67001500a1f5c68b","abstract_canon_sha256":"a03f084e2d710feff3f1aef5bba7853657ed9194c702ddb5080f28486b057ee2"},"schema_version":"1.0"},"canonical_sha256":"4f4d2537a2c879c834d0b4b27e969b1ce89dc39e1e1594f086ae8a7aac6562a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:36.670339Z","signature_b64":"+eqvW65iO75gj4MsvzFChOcRPv7vIyuZN7TsleFo0wD/tAlsoC/IoB40fF3ZA2j7MBfg3bJjwTGXw/z8NPEDBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4f4d2537a2c879c834d0b4b27e969b1ce89dc39e1e1594f086ae8a7aac6562a6","last_reissued_at":"2026-05-18T00:02:36.669747Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:36.669747Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1611.03235","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":"2026-05-18T00:02:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HXVi7NsHkRdWQ2DaXMJxw9PMNYE9/RyubEOiGznuV1jYy3ow7oMhbd9MXujiVVzaTPAoDlZ76tvwQPtFR7RlDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:26:09.600629Z"},"content_sha256":"db104a508d72cd5bf291c700810bf8fd7a27ed2f9059180716bb58ba27f9a264","schema_version":"1.0","event_id":"sha256:db104a508d72cd5bf291c700810bf8fd7a27ed2f9059180716bb58ba27f9a264"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:J5GSKN5CZB44QNGQWSZH5FU3DT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Light Curves of AM CVn","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"J. Smak","submitted_at":"2016-11-10T09:40:51Z","abstract_excerpt":"Light curves of AM CVn are analyzed by decomposing them into their Fourier components. The amplitudes of the fundamental mode and overtones of the three components: the superhumps, the negative superhumps and the orbital variations, are found to be variable. This implies that variations in the shape of the observed light curve of AM CVn are not only due to the interference between those components, but also due to the variability of their parameters."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.03235","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":"2026-05-18T00:02:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YfseBJMeoUYFm/g/w8si6VQhILR7iMkhhUtd//1Mzkav8h2Id5D4fWB48PsZc1qxECLpyG77yQfE2pwvL7XlCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:26:09.600998Z"},"content_sha256":"1c028fd2095b85830eaef72dc2b3ce16b90ec85a8b5a0d4e2bb7aa45291448f3","schema_version":"1.0","event_id":"sha256:1c028fd2095b85830eaef72dc2b3ce16b90ec85a8b5a0d4e2bb7aa45291448f3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/J5GSKN5CZB44QNGQWSZH5FU3DT/bundle.json","state_url":"https://pith.science/pith/J5GSKN5CZB44QNGQWSZH5FU3DT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/J5GSKN5CZB44QNGQWSZH5FU3DT/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":"2026-05-31T21:26:09Z","links":{"resolver":"https://pith.science/pith/J5GSKN5CZB44QNGQWSZH5FU3DT","bundle":"https://pith.science/pith/J5GSKN5CZB44QNGQWSZH5FU3DT/bundle.json","state":"https://pith.science/pith/J5GSKN5CZB44QNGQWSZH5FU3DT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/J5GSKN5CZB44QNGQWSZH5FU3DT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:J5GSKN5CZB44QNGQWSZH5FU3DT","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":"a03f084e2d710feff3f1aef5bba7853657ed9194c702ddb5080f28486b057ee2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-11-10T09:40:51Z","title_canon_sha256":"d157f125218d5668626849e75a4b190d9bed5d25515f42cb67001500a1f5c68b"},"schema_version":"1.0","source":{"id":"1611.03235","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.03235","created_at":"2026-05-18T00:02:36Z"},{"alias_kind":"arxiv_version","alias_value":"1611.03235v1","created_at":"2026-05-18T00:02:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.03235","created_at":"2026-05-18T00:02:36Z"},{"alias_kind":"pith_short_12","alias_value":"J5GSKN5CZB44","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"J5GSKN5CZB44QNGQ","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"J5GSKN5C","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:1c028fd2095b85830eaef72dc2b3ce16b90ec85a8b5a0d4e2bb7aa45291448f3","target":"graph","created_at":"2026-05-18T00:02:36Z","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":"Light curves of AM CVn are analyzed by decomposing them into their Fourier components. The amplitudes of the fundamental mode and overtones of the three components: the superhumps, the negative superhumps and the orbital variations, are found to be variable. This implies that variations in the shape of the observed light curve of AM CVn are not only due to the interference between those components, but also due to the variability of their parameters.","authors_text":"J. Smak","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-11-10T09:40:51Z","title":"On the Light Curves of AM CVn"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.03235","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:db104a508d72cd5bf291c700810bf8fd7a27ed2f9059180716bb58ba27f9a264","target":"record","created_at":"2026-05-18T00:02:36Z","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":"a03f084e2d710feff3f1aef5bba7853657ed9194c702ddb5080f28486b057ee2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-11-10T09:40:51Z","title_canon_sha256":"d157f125218d5668626849e75a4b190d9bed5d25515f42cb67001500a1f5c68b"},"schema_version":"1.0","source":{"id":"1611.03235","kind":"arxiv","version":1}},"canonical_sha256":"4f4d2537a2c879c834d0b4b27e969b1ce89dc39e1e1594f086ae8a7aac6562a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4f4d2537a2c879c834d0b4b27e969b1ce89dc39e1e1594f086ae8a7aac6562a6","first_computed_at":"2026-05-18T00:02:36.669747Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:36.669747Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+eqvW65iO75gj4MsvzFChOcRPv7vIyuZN7TsleFo0wD/tAlsoC/IoB40fF3ZA2j7MBfg3bJjwTGXw/z8NPEDBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:36.670339Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.03235","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db104a508d72cd5bf291c700810bf8fd7a27ed2f9059180716bb58ba27f9a264","sha256:1c028fd2095b85830eaef72dc2b3ce16b90ec85a8b5a0d4e2bb7aa45291448f3"],"state_sha256":"f8cf0e5d5a42040a627bdacb1ed51dd8a50471e76f3659b604f3daa9d161938a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZcbC5AcA7WG7W7GDFiX3tR/5fU1xCWQURBobnJwd7zY2qRuL+HXfHRo6hw2cyHDthKN36b1e4LOWSXIx2omfBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:26:09.604147Z","bundle_sha256":"2e4a0779fbde112072eee4ab991aef3824d4d1a906cfec6cf70e424e7d3fbbfd"}}