{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:BXW6SADVMADX2AT6KLGYMSKRTF","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":"244e596ee9f14d5531cc27d141192bf59f00272a7c0ffa179a091fcc45c442e8","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2024-07-23T14:49:40Z","title_canon_sha256":"0621109bad53d0e957446d7d738bccba887d61223f0991c8eac7f76817db3143"},"schema_version":"1.0","source":{"id":"2407.16540","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.16540","created_at":"2026-07-05T08:47:34Z"},{"alias_kind":"arxiv_version","alias_value":"2407.16540v1","created_at":"2026-07-05T08:47:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.16540","created_at":"2026-07-05T08:47:34Z"},{"alias_kind":"pith_short_12","alias_value":"BXW6SADVMADX","created_at":"2026-07-05T08:47:34Z"},{"alias_kind":"pith_short_16","alias_value":"BXW6SADVMADX2AT6","created_at":"2026-07-05T08:47:34Z"},{"alias_kind":"pith_short_8","alias_value":"BXW6SADV","created_at":"2026-07-05T08:47:34Z"}],"graph_snapshots":[{"event_id":"sha256:8965218b9656c5d7fc54d110559515132d7f5ad6cf3610032a22557b1c900a9d","target":"graph","created_at":"2026-07-05T08:47:34Z","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/2407.16540/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The discovery of the first pulsar in a binary star system, the Hulse--Taylor pulsar, 50 years ago opened up an entirely new field of experimental gravity. For the first time it was possible to investigate strong-field and radiative aspects of the gravitational interaction. Continued observations of the Hulse--Taylor pulsar eventually led, among other confirmations of the predictions of general relativity (GR), to the first evidence for the reality of gravitational waves. In the meantime, many more radio pulsars have been discovered that are suitable for testing GR and its alternatives. One par","authors_text":"Norbert Wex, Paulo C. C. Freire","cross_cats":["astro-ph.CO","astro-ph.HE"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2024-07-23T14:49:40Z","title":"Gravity experiments with radio pulsars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.16540","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":"sha256:8200bb6c79c8e1f7a7be15be2181c92bc79010305ab23640a8584890174b742b","target":"record","created_at":"2026-07-05T08:47:34Z","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":"244e596ee9f14d5531cc27d141192bf59f00272a7c0ffa179a091fcc45c442e8","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2024-07-23T14:49:40Z","title_canon_sha256":"0621109bad53d0e957446d7d738bccba887d61223f0991c8eac7f76817db3143"},"schema_version":"1.0","source":{"id":"2407.16540","kind":"arxiv","version":1}},"canonical_sha256":"0dede9007560077d027e52cd86495199581a35a474cdebd28e9e0447c33a8560","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0dede9007560077d027e52cd86495199581a35a474cdebd28e9e0447c33a8560","first_computed_at":"2026-07-05T08:47:34.896809Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:47:34.896809Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ijCRbHtWm0g/YXJmPzXtyxttNeOTcPiB2dwi/oBmoYDdT1kJXkWzWbbuTonkNYaCSPrTnjS80TEzD6kWmW1UCg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:47:34.897303Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.16540","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8200bb6c79c8e1f7a7be15be2181c92bc79010305ab23640a8584890174b742b","sha256:8965218b9656c5d7fc54d110559515132d7f5ad6cf3610032a22557b1c900a9d"],"state_sha256":"fc59ad397e8dff25f9a4319e12b4f786cb8e1ae5b06334c710374193e599cafc"}