{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:DXFWN4ALMORVCTIMJIQUMS474N","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":"2cf9f42e1377f24ce8fa91405f93a9bb281e088bc3512b7f7dd312f01b9901ab","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-05-29T16:16:26Z","title_canon_sha256":"5139bdc0b6b542fb92a5853cc925b9f6e848aa2bf0ce4af98188a6520244aec5"},"schema_version":"1.0","source":{"id":"2305.18178","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.18178","created_at":"2026-07-05T06:32:39Z"},{"alias_kind":"arxiv_version","alias_value":"2305.18178v2","created_at":"2026-07-05T06:32:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.18178","created_at":"2026-07-05T06:32:39Z"},{"alias_kind":"pith_short_12","alias_value":"DXFWN4ALMORV","created_at":"2026-07-05T06:32:39Z"},{"alias_kind":"pith_short_16","alias_value":"DXFWN4ALMORVCTIM","created_at":"2026-07-05T06:32:39Z"},{"alias_kind":"pith_short_8","alias_value":"DXFWN4AL","created_at":"2026-07-05T06:32:39Z"}],"graph_snapshots":[{"event_id":"sha256:71ead9a3610b9806e8b4e396f34ca35301634da9c10e73c787bdcd63f4e1051c","target":"graph","created_at":"2026-07-05T06:32:39Z","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/2305.18178/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We developed a numerical methodology to compute the fully-relativistic propagation time of photons emitted by a pulsar in orbit around a massive compact object, like the supermassive black hole Sagittarius A* in the Galactic Center, whose gravitational field is described by a generic spherically symmetric space-time. Pulsars at the Galactic Center are usually regarded as the next major precision probe for theories of gravity, filling the current experimental gap between horizon-scale gravity tests and those at larger scales. We retain a completely general approach, which allows us to apply our","authors_text":"Ivan de Martino, Mariafelicia De Laurentis, Riccardo della Monica","cross_cats":["astro-ph.GA","astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-05-29T16:16:26Z","title":"Testing space-time geometries and theories of gravity at the Galactic Center with pulsar's time delay"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.18178","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:a504a533b54c8d7fdc3d0bdc86c4abf981072182eab39b2e812707f8d487110f","target":"record","created_at":"2026-07-05T06:32:39Z","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":"2cf9f42e1377f24ce8fa91405f93a9bb281e088bc3512b7f7dd312f01b9901ab","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-05-29T16:16:26Z","title_canon_sha256":"5139bdc0b6b542fb92a5853cc925b9f6e848aa2bf0ce4af98188a6520244aec5"},"schema_version":"1.0","source":{"id":"2305.18178","kind":"arxiv","version":2}},"canonical_sha256":"1dcb66f00b63a3514d0c4a21464b9fe35a236cabb8391e30d87a047e0b736b16","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1dcb66f00b63a3514d0c4a21464b9fe35a236cabb8391e30d87a047e0b736b16","first_computed_at":"2026-07-05T06:32:39.339781Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:32:39.339781Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xqk0uY6UfbiGOkAXyRPzQ269bRuh+1hc9Pt+MO1nPdLMuzk0JDi1NLHK8yFoFN/Dj5mr5LPieIZFF1pkd3q0DA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:32:39.340326Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.18178","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a504a533b54c8d7fdc3d0bdc86c4abf981072182eab39b2e812707f8d487110f","sha256:71ead9a3610b9806e8b4e396f34ca35301634da9c10e73c787bdcd63f4e1051c"],"state_sha256":"0b200c98183971cb89381dec6bf4f901f5d16c5d9c75e1ace770613debc4291c"}