{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:DCVYTUFWLPUXXD52A5O5DAS5U5","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":"c05cfad1ca1e15a3e2086d667a57e47c6a54b038b31607bd835e4d2023655087","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-08-07T18:32:59Z","title_canon_sha256":"763e7f7a8bf994fd47cceaa0af50a7a49e9616b5ddf4bd18398b3b9ad85710c2"},"schema_version":"1.0","source":{"id":"1808.02508","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.02508","created_at":"2026-05-18T00:08:05Z"},{"alias_kind":"arxiv_version","alias_value":"1808.02508v1","created_at":"2026-05-18T00:08:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.02508","created_at":"2026-05-18T00:08:05Z"},{"alias_kind":"pith_short_12","alias_value":"DCVYTUFWLPUX","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DCVYTUFWLPUXXD52","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DCVYTUFW","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:3a5000952a830f7b93e4b386ae8693647772d1813b001ac1a29f9fd14fe52092","target":"graph","created_at":"2026-05-18T00:08:05Z","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":"Short-orbital period small-eccentricity binary pulsars can, in principle, experience substantial advance of periastron. We explore the possibility of measuring this effect by implementing a timing model, ELL1k, in the popular TEMPO2 pulsar timing package. True secular variations in the Laplace-Lagrange parameters, present in our ELL1k model, can lead to measurable timing residuals while pursuing decade-long timing campaigns using the existing ELL1 timing model of Lange et al. (2001), especially for binaries exhibiting significant periastron advance. We also list the main differences between ou","authors_text":"Abhimanyu Susobhanan, Achamveedu Gopakumar, Bhal Chandra Joshi, Ranjan Kumar","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-08-07T18:32:59Z","title":"Exploring the Effect of Periastron Advance in Small-Eccentricity Binary Pulsars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.02508","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:cd9fd2b0dea51b7b41e4113c23804153cc4e6b990c12cf945c5616ebbf546f04","target":"record","created_at":"2026-05-18T00:08:05Z","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":"c05cfad1ca1e15a3e2086d667a57e47c6a54b038b31607bd835e4d2023655087","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-08-07T18:32:59Z","title_canon_sha256":"763e7f7a8bf994fd47cceaa0af50a7a49e9616b5ddf4bd18398b3b9ad85710c2"},"schema_version":"1.0","source":{"id":"1808.02508","kind":"arxiv","version":1}},"canonical_sha256":"18ab89d0b65be97b8fba075dd1825da759e032196f08e3e91d0a82e4c39a627d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18ab89d0b65be97b8fba075dd1825da759e032196f08e3e91d0a82e4c39a627d","first_computed_at":"2026-05-18T00:08:05.663344Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:05.663344Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2vKMu6HexcpSZw3XYVnbwylxc1XO76vFw5BN9NLngEJxkM0egd2G/6ipXJurPZjhpZgAM+ZEDZ9UpaglwwEpCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:05.664108Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.02508","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd9fd2b0dea51b7b41e4113c23804153cc4e6b990c12cf945c5616ebbf546f04","sha256:3a5000952a830f7b93e4b386ae8693647772d1813b001ac1a29f9fd14fe52092"],"state_sha256":"b2b2e17c8554032100e64f34bfeb5ee1a6247ed4421605174dc012a7a461f698"}