{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:BUP2GRL4CADJCTBK7BDMBY6VVW","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":"e97cc88bc9ab9747eb3b33aceeb84c0472180e8e354b166dd582100df1efb935","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-05-15T20:56:24Z","title_canon_sha256":"c686d910e9ad1f7aa68f801727c7b6b5d873037a051673330367cc3925ce9876"},"schema_version":"1.0","source":{"id":"astro-ph/0605375","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0605375","created_at":"2026-07-04T16:58:44Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0605375v1","created_at":"2026-07-04T16:58:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0605375","created_at":"2026-07-04T16:58:44Z"},{"alias_kind":"pith_short_12","alias_value":"BUP2GRL4CADJ","created_at":"2026-07-04T16:58:44Z"},{"alias_kind":"pith_short_16","alias_value":"BUP2GRL4CADJCTBK","created_at":"2026-07-04T16:58:44Z"},{"alias_kind":"pith_short_8","alias_value":"BUP2GRL4","created_at":"2026-07-04T16:58:44Z"}],"graph_snapshots":[{"event_id":"sha256:93165a4b3769a96191567ab7bb12052e792c808989d787769bef664b7faaa971","target":"graph","created_at":"2026-07-04T16:58:44Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0605375/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report the direct measurement of orbital period decay in the double neutron star pulsar system PSR B2127+11C in the globular cluster M15 at the rate of $(-3.95 \\pm 0.13) \\times 10^{-12}$, consistent with the prediction of general relativity at the $\\sim 3 %$ level. We find the pulsar mass to be $m_p = (1.358 \\pm 0.010) M_\\odot$ and the companion mass $m_c = (1.354 \\pm 0.010) M_\\odot$. We also report long-term pulse timing results for the pulsars PSR B2127+11A and PSR B2127+11B, including confirmation of the cluster proper motion.","authors_text":"B. A. Jacoby, F. A. Jenet, P. B. Cameron, R. N. Murty, S. B. Anderson, S. R. Kulkarni","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-05-15T20:56:24Z","title":"Measurement of Orbital Decay in the Double Neutron Star Binary PSR B2127+11C"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0605375","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":"sha256:4bc7e1a6d77aed30cc1ab0273b3b7b95c7185c240a10542de0dcfc29391220ad","target":"record","created_at":"2026-07-04T16:58:44Z","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":"e97cc88bc9ab9747eb3b33aceeb84c0472180e8e354b166dd582100df1efb935","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-05-15T20:56:24Z","title_canon_sha256":"c686d910e9ad1f7aa68f801727c7b6b5d873037a051673330367cc3925ce9876"},"schema_version":"1.0","source":{"id":"astro-ph/0605375","kind":"arxiv","version":1}},"canonical_sha256":"0d1fa3457c1006914c2af846c0e3d5adb2d308b23423a17a20ce3d5bb1a86981","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d1fa3457c1006914c2af846c0e3d5adb2d308b23423a17a20ce3d5bb1a86981","first_computed_at":"2026-07-04T16:58:44.384984Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:58:44.384984Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HJURHakJ9y6xaJbBUI5YRt0vs9PjlR07dH0QdHLjegXTwy7mMJiDAiFGnYG3Q7unquBFMIT4aMKNQozlyPYcCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:58:44.385408Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0605375","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4bc7e1a6d77aed30cc1ab0273b3b7b95c7185c240a10542de0dcfc29391220ad","sha256:93165a4b3769a96191567ab7bb12052e792c808989d787769bef664b7faaa971"],"state_sha256":"c653c9e7f71659ae0aff2d463c0b592724a11fab89002d9c9b91c291dd56fd2d"}