{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:IFPAMEJOVE3INJUTPX2LGY4ZCX","short_pith_number":"pith:IFPAMEJO","canonical_record":{"source":{"id":"0804.0956","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-07T04:02:50Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"7181441aea018441ce3459e849a4f6a52d41562f93844b25d094b3ccb71f2c87","abstract_canon_sha256":"62a9d89ca8886a182e1309368cf1b3f4133f543ea8a1f3788037f3ca1427d7f7"},"schema_version":"1.0"},"canonical_sha256":"415e06112ea93686a6937df4b3639915ecc547c0adb4dd714e4585a983aa04b2","source":{"kind":"arxiv","id":"0804.0956","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0804.0956","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"arxiv_version","alias_value":"0804.0956v1","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0804.0956","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"pith_short_12","alias_value":"IFPAMEJOVE3I","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"IFPAMEJOVE3INJUT","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"IFPAMEJO","created_at":"2026-07-04T15:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:IFPAMEJOVE3INJUTPX2LGY4ZCX","target":"record","payload":{"canonical_record":{"source":{"id":"0804.0956","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-07T04:02:50Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"7181441aea018441ce3459e849a4f6a52d41562f93844b25d094b3ccb71f2c87","abstract_canon_sha256":"62a9d89ca8886a182e1309368cf1b3f4133f543ea8a1f3788037f3ca1427d7f7"},"schema_version":"1.0"},"canonical_sha256":"415e06112ea93686a6937df4b3639915ecc547c0adb4dd714e4585a983aa04b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:29:58.971375Z","signature_b64":"MvjhoDdJlLas2tDFOSmCz3iIZmwlzwp8AdbBvhGg/ChQIPz6rdsicDyVUk1hwqeYoB9MJlI62kEghSRZCyJBDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"415e06112ea93686a6937df4b3639915ecc547c0adb4dd714e4585a983aa04b2","last_reissued_at":"2026-07-04T15:29:58.970977Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:29:58.970977Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0804.0956","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":"2026-07-04T15:29:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RHibp+m9iXOTNEGrY4qAjrr1kKCjYCzAB2EWFSlCeXdLpqzOdQWPdFyVD+HZDMlGYDfPVmBxqCw1z96ZeTatDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:49:18.583413Z"},"content_sha256":"e3a1b355d9adf7fa4f8222ca6fc4067f71d3ecf51f0e8efc2e3d2cadf2c89903","schema_version":"1.0","event_id":"sha256:e3a1b355d9adf7fa4f8222ca6fc4067f71d3ecf51f0e8efc2e3d2cadf2c89903"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:IFPAMEJOVE3INJUTPX2LGY4ZCX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gravitational-radiation losses from the pulsar-white-dwarf binary PSR J1141-6545","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph","authors_text":"Joris P. W. Verbiest, Matthew Bailes, N. D. Ramesh Bhat","submitted_at":"2008-04-07T04:02:50Z","abstract_excerpt":"Pulsars in close binary orbit around another neutron star or a massive white dwarf make ideal laboratories for testing the predictions of gravitational radiation and self-gravitational effects. We report new timing measurements of the pulsar-white-dwarf binary PSR J1141-6545, providing strong evidence that such asymmetric systems have gravitational wave losses that are consistent with general relativity. The orbit is found to be decaying at a rate of $1.04\\pm0.06$ times the general relativistic prediction and the Shapiro delay is consistent with the orbital inclination angle derived from scint"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0804.0956","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0804.0956/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T15:29:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"li2Lu4RWWKTpE5BgH1zumAkVmzzJ6Q00ag4ginh6eiTbbl/kVqPHxOhJU7hiCpty3oI397fyBW28yLNGX4iyDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:49:18.583788Z"},"content_sha256":"d9b80b0f1a94b8fd3c6779afe1b607480d855278359234c82a3e5aacd758d997","schema_version":"1.0","event_id":"sha256:d9b80b0f1a94b8fd3c6779afe1b607480d855278359234c82a3e5aacd758d997"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IFPAMEJOVE3INJUTPX2LGY4ZCX/bundle.json","state_url":"https://pith.science/pith/IFPAMEJOVE3INJUTPX2LGY4ZCX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IFPAMEJOVE3INJUTPX2LGY4ZCX/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":"2026-07-07T15:49:18Z","links":{"resolver":"https://pith.science/pith/IFPAMEJOVE3INJUTPX2LGY4ZCX","bundle":"https://pith.science/pith/IFPAMEJOVE3INJUTPX2LGY4ZCX/bundle.json","state":"https://pith.science/pith/IFPAMEJOVE3INJUTPX2LGY4ZCX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IFPAMEJOVE3INJUTPX2LGY4ZCX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:IFPAMEJOVE3INJUTPX2LGY4ZCX","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":"62a9d89ca8886a182e1309368cf1b3f4133f543ea8a1f3788037f3ca1427d7f7","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-07T04:02:50Z","title_canon_sha256":"7181441aea018441ce3459e849a4f6a52d41562f93844b25d094b3ccb71f2c87"},"schema_version":"1.0","source":{"id":"0804.0956","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0804.0956","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"arxiv_version","alias_value":"0804.0956v1","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0804.0956","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"pith_short_12","alias_value":"IFPAMEJOVE3I","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"IFPAMEJOVE3INJUT","created_at":"2026-07-04T15:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"IFPAMEJO","created_at":"2026-07-04T15:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:d9b80b0f1a94b8fd3c6779afe1b607480d855278359234c82a3e5aacd758d997","target":"graph","created_at":"2026-07-04T15:29:58Z","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/0804.0956/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Pulsars in close binary orbit around another neutron star or a massive white dwarf make ideal laboratories for testing the predictions of gravitational radiation and self-gravitational effects. We report new timing measurements of the pulsar-white-dwarf binary PSR J1141-6545, providing strong evidence that such asymmetric systems have gravitational wave losses that are consistent with general relativity. The orbit is found to be decaying at a rate of $1.04\\pm0.06$ times the general relativistic prediction and the Shapiro delay is consistent with the orbital inclination angle derived from scint","authors_text":"Joris P. W. Verbiest, Matthew Bailes, N. D. Ramesh Bhat","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-07T04:02:50Z","title":"Gravitational-radiation losses from the pulsar-white-dwarf binary PSR J1141-6545"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0804.0956","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:e3a1b355d9adf7fa4f8222ca6fc4067f71d3ecf51f0e8efc2e3d2cadf2c89903","target":"record","created_at":"2026-07-04T15:29:58Z","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":"62a9d89ca8886a182e1309368cf1b3f4133f543ea8a1f3788037f3ca1427d7f7","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-07T04:02:50Z","title_canon_sha256":"7181441aea018441ce3459e849a4f6a52d41562f93844b25d094b3ccb71f2c87"},"schema_version":"1.0","source":{"id":"0804.0956","kind":"arxiv","version":1}},"canonical_sha256":"415e06112ea93686a6937df4b3639915ecc547c0adb4dd714e4585a983aa04b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"415e06112ea93686a6937df4b3639915ecc547c0adb4dd714e4585a983aa04b2","first_computed_at":"2026-07-04T15:29:58.970977Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:29:58.970977Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MvjhoDdJlLas2tDFOSmCz3iIZmwlzwp8AdbBvhGg/ChQIPz6rdsicDyVUk1hwqeYoB9MJlI62kEghSRZCyJBDQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:29:58.971375Z","signed_message":"canonical_sha256_bytes"},"source_id":"0804.0956","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e3a1b355d9adf7fa4f8222ca6fc4067f71d3ecf51f0e8efc2e3d2cadf2c89903","sha256:d9b80b0f1a94b8fd3c6779afe1b607480d855278359234c82a3e5aacd758d997"],"state_sha256":"fb855d9043225895fe45245c123ae5df940639c0973ced30080ce65b06d1d531"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8o4w8FDbRosc9r/dbADY6U6PmbsccQsFFQiKfgXiuadeSL9B52CPl4DV0pSd59PVWMOLoPeBswCYunR7GrkzDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T15:49:18.585943Z","bundle_sha256":"0e59655f23ebb37a5f2fcbc1384efdd490de093c0d538f57ddcde91ca30ca210"}}