{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:5T2MHFAGWXAIYFY4Z3FD32GNFC","short_pith_number":"pith:5T2MHFAG","canonical_record":{"source":{"id":"1311.1993","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-11-08T14:54:20Z","cross_cats_sorted":[],"title_canon_sha256":"c257843c531ef44322313798c4a620c72eb8ed2659b1dfb8ba66244128d8faba","abstract_canon_sha256":"df63f79a614bd40ae49dcdc53b7d0d15c95e7edfb0a197193f5248071fefade8"},"schema_version":"1.0"},"canonical_sha256":"ecf4c39406b5c08c171cceca3de8cd28bd9c22bc4f804cc4bb903ffdb530036c","source":{"kind":"arxiv","id":"1311.1993","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.1993","created_at":"2026-05-18T01:46:32Z"},{"alias_kind":"arxiv_version","alias_value":"1311.1993v2","created_at":"2026-05-18T01:46:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.1993","created_at":"2026-05-18T01:46:32Z"},{"alias_kind":"pith_short_12","alias_value":"5T2MHFAGWXAI","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"5T2MHFAGWXAIYFY4","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"5T2MHFAG","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:5T2MHFAGWXAIYFY4Z3FD32GNFC","target":"record","payload":{"canonical_record":{"source":{"id":"1311.1993","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-11-08T14:54:20Z","cross_cats_sorted":[],"title_canon_sha256":"c257843c531ef44322313798c4a620c72eb8ed2659b1dfb8ba66244128d8faba","abstract_canon_sha256":"df63f79a614bd40ae49dcdc53b7d0d15c95e7edfb0a197193f5248071fefade8"},"schema_version":"1.0"},"canonical_sha256":"ecf4c39406b5c08c171cceca3de8cd28bd9c22bc4f804cc4bb903ffdb530036c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:32.858979Z","signature_b64":"bkQt9NONVCLlMIgnF7n8clDvF+u3C5SaA/baxDS46C69QsHje6JsdHsdFCUyriRTIY5aZ+6kWjt6Xatp21YeAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ecf4c39406b5c08c171cceca3de8cd28bd9c22bc4f804cc4bb903ffdb530036c","last_reissued_at":"2026-05-18T01:46:32.858329Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:32.858329Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1311.1993","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:46:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iZzIEAqp62iLTEQJ0Dpv3o1hLaT3iTc3KAj/dH5742xechvBQaMTNrS8M0wFXgzPkiOhUUAg2Y03ydw6DlhaBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:55:33.588261Z"},"content_sha256":"015af4ebfe481bdc05bd75df53998df1b01fb97ce9b999c8e0820c7dd3dd3228","schema_version":"1.0","event_id":"sha256:015af4ebfe481bdc05bd75df53998df1b01fb97ce9b999c8e0820c7dd3dd3228"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:5T2MHFAGWXAIYFY4Z3FD32GNFC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Catalogue of Temperatures for Kepler Eclipsing Binary Stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"D. J. Armstrong, D. Pollacco, F. Faedi, Y. G\\'omez Maqueo Chew","submitted_at":"2013-11-08T14:54:20Z","abstract_excerpt":"We have combined the Kepler Eclipsing Binary Catalogue with information from the HES, KIS and 2MASS photometric surveys to produce spectral energy distribution fits to over 2600 eclipsing binaries in the catalogue over a wavelength range of 0.36 to 2.16\\AA. We present primary ($T_1$) and secondary ($T_2$) stellar temperatures, plus information on the stellar radii and system distance ratios. The derived temperatures are on average accurate to 370K in $T_1$ and 620K in $T_2$. Our results improve on the similarly derived physical parameters of the Kepler Input Catalogue through consideration of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.1993","kind":"arxiv","version":2},"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":"2026-05-18T01:46:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gxZ+QqxT7qKHBNbDoNtQP0GvQ4cumla++Cjc6ZUTzxb4llSOb8trZEa6dL+CO3esBcas2QYyXG9GG2f6P0yZDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:55:33.588624Z"},"content_sha256":"0401d3ce91c27152d5705de72cf5ed4ff0c3084d8e2461600360a3824c8cc085","schema_version":"1.0","event_id":"sha256:0401d3ce91c27152d5705de72cf5ed4ff0c3084d8e2461600360a3824c8cc085"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5T2MHFAGWXAIYFY4Z3FD32GNFC/bundle.json","state_url":"https://pith.science/pith/5T2MHFAGWXAIYFY4Z3FD32GNFC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5T2MHFAGWXAIYFY4Z3FD32GNFC/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":"2026-06-02T17:55:33Z","links":{"resolver":"https://pith.science/pith/5T2MHFAGWXAIYFY4Z3FD32GNFC","bundle":"https://pith.science/pith/5T2MHFAGWXAIYFY4Z3FD32GNFC/bundle.json","state":"https://pith.science/pith/5T2MHFAGWXAIYFY4Z3FD32GNFC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5T2MHFAGWXAIYFY4Z3FD32GNFC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:5T2MHFAGWXAIYFY4Z3FD32GNFC","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":"df63f79a614bd40ae49dcdc53b7d0d15c95e7edfb0a197193f5248071fefade8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-11-08T14:54:20Z","title_canon_sha256":"c257843c531ef44322313798c4a620c72eb8ed2659b1dfb8ba66244128d8faba"},"schema_version":"1.0","source":{"id":"1311.1993","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.1993","created_at":"2026-05-18T01:46:32Z"},{"alias_kind":"arxiv_version","alias_value":"1311.1993v2","created_at":"2026-05-18T01:46:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.1993","created_at":"2026-05-18T01:46:32Z"},{"alias_kind":"pith_short_12","alias_value":"5T2MHFAGWXAI","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"5T2MHFAGWXAIYFY4","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"5T2MHFAG","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:0401d3ce91c27152d5705de72cf5ed4ff0c3084d8e2461600360a3824c8cc085","target":"graph","created_at":"2026-05-18T01:46:32Z","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 have combined the Kepler Eclipsing Binary Catalogue with information from the HES, KIS and 2MASS photometric surveys to produce spectral energy distribution fits to over 2600 eclipsing binaries in the catalogue over a wavelength range of 0.36 to 2.16\\AA. We present primary ($T_1$) and secondary ($T_2$) stellar temperatures, plus information on the stellar radii and system distance ratios. The derived temperatures are on average accurate to 370K in $T_1$ and 620K in $T_2$. Our results improve on the similarly derived physical parameters of the Kepler Input Catalogue through consideration of ","authors_text":"D. J. Armstrong, D. Pollacco, F. Faedi, Y. G\\'omez Maqueo Chew","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-11-08T14:54:20Z","title":"A Catalogue of Temperatures for Kepler Eclipsing Binary Stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.1993","kind":"arxiv","version":2},"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":"sha256:015af4ebfe481bdc05bd75df53998df1b01fb97ce9b999c8e0820c7dd3dd3228","target":"record","created_at":"2026-05-18T01:46:32Z","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":"df63f79a614bd40ae49dcdc53b7d0d15c95e7edfb0a197193f5248071fefade8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-11-08T14:54:20Z","title_canon_sha256":"c257843c531ef44322313798c4a620c72eb8ed2659b1dfb8ba66244128d8faba"},"schema_version":"1.0","source":{"id":"1311.1993","kind":"arxiv","version":2}},"canonical_sha256":"ecf4c39406b5c08c171cceca3de8cd28bd9c22bc4f804cc4bb903ffdb530036c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ecf4c39406b5c08c171cceca3de8cd28bd9c22bc4f804cc4bb903ffdb530036c","first_computed_at":"2026-05-18T01:46:32.858329Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:32.858329Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bkQt9NONVCLlMIgnF7n8clDvF+u3C5SaA/baxDS46C69QsHje6JsdHsdFCUyriRTIY5aZ+6kWjt6Xatp21YeAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:32.858979Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.1993","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:015af4ebfe481bdc05bd75df53998df1b01fb97ce9b999c8e0820c7dd3dd3228","sha256:0401d3ce91c27152d5705de72cf5ed4ff0c3084d8e2461600360a3824c8cc085"],"state_sha256":"cf11c443451705600f4c4eb1ddca0abc6ba90be7d03fb1cff75ffc9872026d09"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ywSjv+NEbDBuZd+LAHE+iiAaX+gHpQPBfs6njkyX9BUZAI9xuoTKvpZ8YrK41FIqsKsgL6G8J0AuU3Fh5CCdBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T17:55:33.590673Z","bundle_sha256":"0a3ef8a2d19f5f820d191b61201487b2d8fe246f77e650e3815135fde079c236"}}