{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:KOSJLITBY75AV5TXBKT3NV3WWB","short_pith_number":"pith:KOSJLITB","canonical_record":{"source":{"id":"1303.2573","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2013-03-11T16:33:35Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"29ccec6e264c69007ed48964cae335bbc046b2481628631b90821333c4adbee1","abstract_canon_sha256":"57d4f8dec58de07c6ce33e368ea00478da227ed78fb3aff42aefa13409c87662"},"schema_version":"1.0"},"canonical_sha256":"53a495a261c7fa0af6770aa7b6d776b05149a28bb21ef5657ae2f3368e1e0711","source":{"kind":"arxiv","id":"1303.2573","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.2573","created_at":"2026-05-18T01:51:08Z"},{"alias_kind":"arxiv_version","alias_value":"1303.2573v1","created_at":"2026-05-18T01:51:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.2573","created_at":"2026-05-18T01:51:08Z"},{"alias_kind":"pith_short_12","alias_value":"KOSJLITBY75A","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"KOSJLITBY75AV5TX","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"KOSJLITB","created_at":"2026-05-18T12:27:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:KOSJLITBY75AV5TXBKT3NV3WWB","target":"record","payload":{"canonical_record":{"source":{"id":"1303.2573","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2013-03-11T16:33:35Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"29ccec6e264c69007ed48964cae335bbc046b2481628631b90821333c4adbee1","abstract_canon_sha256":"57d4f8dec58de07c6ce33e368ea00478da227ed78fb3aff42aefa13409c87662"},"schema_version":"1.0"},"canonical_sha256":"53a495a261c7fa0af6770aa7b6d776b05149a28bb21ef5657ae2f3368e1e0711","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:51:08.786635Z","signature_b64":"75PfWLnSXsYHRhPGycI1V7DtdYmZu4rFzjeIvWBdEJ+u0TXIxzHYdF54SCQPVN0Hu6B03GjJHksuJKbvUOCUCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53a495a261c7fa0af6770aa7b6d776b05149a28bb21ef5657ae2f3368e1e0711","last_reissued_at":"2026-05-18T01:51:08.785874Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:51:08.785874Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1303.2573","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":"2026-05-18T01:51:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wm6fLg+Am2Ky4W72AU018vq9wBsf7SYsQigDQOWn6y0zAm3L+KTlaMAmmbAGInN2fgh116fma3z/hN3OGgoRAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:44:58.462637Z"},"content_sha256":"23c0aed58de50d96e69383f9b7ec628fcbe6b6f616cefd223eb702c4f67a0929","schema_version":"1.0","event_id":"sha256:23c0aed58de50d96e69383f9b7ec628fcbe6b6f616cefd223eb702c4f67a0929"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:KOSJLITBY75AV5TXBKT3NV3WWB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New approach for modeling of transiting exoplanets for arbitrary limb-darkening law","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.IM","authors_text":"A. Vladev, D. Dimitrov, D. Kjurkchieva, V. Yotov","submitted_at":"2013-03-11T16:33:35Z","abstract_excerpt":"We present a new solution of the direct problem of planet transits based on transformation of double integrals to single ones. On the basis of our direct problem solution we created the code TAC-maker for rapid and interactive calculation of synthetic planet transits by numerical computations of the integrals. The validation of our approach was made by comparison with the results of the wide-spread Mandel & Agol (2002) method for the cases of linear, quadratic and squared root limb-darkening laws and various combinations of model parameters. For the first time our approach allows the use of ar"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.2573","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":"2026-05-18T01:51:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cpHtk8/xOXRTC0hkV/phhnaW5lWoXTIT50YN81A155KPn9Z6HHTsbV276DGg9/e5KdH6SGpfCzbte2NElFKqDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:44:58.463297Z"},"content_sha256":"46480b5e2a6fea0633a8050f4c86321e60e27f864a2bdb1274eb2d68a8857f45","schema_version":"1.0","event_id":"sha256:46480b5e2a6fea0633a8050f4c86321e60e27f864a2bdb1274eb2d68a8857f45"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KOSJLITBY75AV5TXBKT3NV3WWB/bundle.json","state_url":"https://pith.science/pith/KOSJLITBY75AV5TXBKT3NV3WWB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KOSJLITBY75AV5TXBKT3NV3WWB/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":"2026-05-25T15:44:58Z","links":{"resolver":"https://pith.science/pith/KOSJLITBY75AV5TXBKT3NV3WWB","bundle":"https://pith.science/pith/KOSJLITBY75AV5TXBKT3NV3WWB/bundle.json","state":"https://pith.science/pith/KOSJLITBY75AV5TXBKT3NV3WWB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KOSJLITBY75AV5TXBKT3NV3WWB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:KOSJLITBY75AV5TXBKT3NV3WWB","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":"57d4f8dec58de07c6ce33e368ea00478da227ed78fb3aff42aefa13409c87662","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2013-03-11T16:33:35Z","title_canon_sha256":"29ccec6e264c69007ed48964cae335bbc046b2481628631b90821333c4adbee1"},"schema_version":"1.0","source":{"id":"1303.2573","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.2573","created_at":"2026-05-18T01:51:08Z"},{"alias_kind":"arxiv_version","alias_value":"1303.2573v1","created_at":"2026-05-18T01:51:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.2573","created_at":"2026-05-18T01:51:08Z"},{"alias_kind":"pith_short_12","alias_value":"KOSJLITBY75A","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"KOSJLITBY75AV5TX","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"KOSJLITB","created_at":"2026-05-18T12:27:51Z"}],"graph_snapshots":[{"event_id":"sha256:46480b5e2a6fea0633a8050f4c86321e60e27f864a2bdb1274eb2d68a8857f45","target":"graph","created_at":"2026-05-18T01:51:08Z","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 present a new solution of the direct problem of planet transits based on transformation of double integrals to single ones. On the basis of our direct problem solution we created the code TAC-maker for rapid and interactive calculation of synthetic planet transits by numerical computations of the integrals. The validation of our approach was made by comparison with the results of the wide-spread Mandel & Agol (2002) method for the cases of linear, quadratic and squared root limb-darkening laws and various combinations of model parameters. For the first time our approach allows the use of ar","authors_text":"A. Vladev, D. Dimitrov, D. Kjurkchieva, V. Yotov","cross_cats":["astro-ph.EP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2013-03-11T16:33:35Z","title":"New approach for modeling of transiting exoplanets for arbitrary limb-darkening law"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.2573","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":"sha256:23c0aed58de50d96e69383f9b7ec628fcbe6b6f616cefd223eb702c4f67a0929","target":"record","created_at":"2026-05-18T01:51:08Z","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":"57d4f8dec58de07c6ce33e368ea00478da227ed78fb3aff42aefa13409c87662","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2013-03-11T16:33:35Z","title_canon_sha256":"29ccec6e264c69007ed48964cae335bbc046b2481628631b90821333c4adbee1"},"schema_version":"1.0","source":{"id":"1303.2573","kind":"arxiv","version":1}},"canonical_sha256":"53a495a261c7fa0af6770aa7b6d776b05149a28bb21ef5657ae2f3368e1e0711","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53a495a261c7fa0af6770aa7b6d776b05149a28bb21ef5657ae2f3368e1e0711","first_computed_at":"2026-05-18T01:51:08.785874Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:51:08.785874Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"75PfWLnSXsYHRhPGycI1V7DtdYmZu4rFzjeIvWBdEJ+u0TXIxzHYdF54SCQPVN0Hu6B03GjJHksuJKbvUOCUCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:51:08.786635Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.2573","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:23c0aed58de50d96e69383f9b7ec628fcbe6b6f616cefd223eb702c4f67a0929","sha256:46480b5e2a6fea0633a8050f4c86321e60e27f864a2bdb1274eb2d68a8857f45"],"state_sha256":"603242241bb8bec78e3efea372a8d2b32d2124fef7ce2fce3301d6241c6043ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hkjsWGREG7wkHpRx07pMB5JoRa0sortt2eDPDdyKcQ/K+Pcr8tagL+Q4XGr4kPVgKGzWvRqH+xxCPR/hnmr2AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T15:44:58.467227Z","bundle_sha256":"f9c904c461a8e807d3b637e9a26dd044695528d953d9cf253d03c89a0fa5559d"}}