{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:3VFSUCNKWGUEONYS5TPGRM2RMW","short_pith_number":"pith:3VFSUCNK","canonical_record":{"source":{"id":"2208.14117","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-08-30T10:05:14Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"d302f5f7ab04db9eeda33a5f148b7e40ad8150daf3e22842e416dbab0c917d91","abstract_canon_sha256":"da9323f8728f0385175083018f59f7fd43d7e3200cc75f3430b7bd9963736e6b"},"schema_version":"1.0"},"canonical_sha256":"dd4b2a09aab1a8473712ecde68b35165ad1113c8d8e953cf6992aa5dddaf4498","source":{"kind":"arxiv","id":"2208.14117","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.14117","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"arxiv_version","alias_value":"2208.14117v5","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.14117","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"pith_short_12","alias_value":"3VFSUCNKWGUE","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"pith_short_16","alias_value":"3VFSUCNKWGUEONYS","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"pith_short_8","alias_value":"3VFSUCNK","created_at":"2026-07-05T05:53:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:3VFSUCNKWGUEONYS5TPGRM2RMW","target":"record","payload":{"canonical_record":{"source":{"id":"2208.14117","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-08-30T10:05:14Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"d302f5f7ab04db9eeda33a5f148b7e40ad8150daf3e22842e416dbab0c917d91","abstract_canon_sha256":"da9323f8728f0385175083018f59f7fd43d7e3200cc75f3430b7bd9963736e6b"},"schema_version":"1.0"},"canonical_sha256":"dd4b2a09aab1a8473712ecde68b35165ad1113c8d8e953cf6992aa5dddaf4498","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:53:49.538253Z","signature_b64":"UsFCmNl1r9xwSRMJTGtfYebSYVp3F5S1I+iH3nvyqg+hDHxn4r1F92PndBM6V5C93T6xbK+Vha7EM4JFoN5gCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dd4b2a09aab1a8473712ecde68b35165ad1113c8d8e953cf6992aa5dddaf4498","last_reissued_at":"2026-07-05T05:53:49.537814Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:53:49.537814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2208.14117","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:53:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XWFVeELu3yFj4PtJ+VZlAa654x4NhA5ZgihoGpRtLIhW0fnuNMo5xlKBmWNGsJ2ori8umWOLUIMeCwdIfKDfBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:36:01.460833Z"},"content_sha256":"98ba61d279f0e0d120988de5c975ddaa1392ca3c385686343758173b8f4a049d","schema_version":"1.0","event_id":"sha256:98ba61d279f0e0d120988de5c975ddaa1392ca3c385686343758173b8f4a049d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:3VFSUCNKWGUEONYS5TPGRM2RMW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Opportunistic search for continuous gravitational waves from compact objects in long-period binaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","astro-ph.SR"],"primary_cat":"gr-qc","authors_text":"Avneet Singh, Maria Alessandra Papa","submitted_at":"2022-08-30T10:05:14Z","abstract_excerpt":"Most all-sky searches for continuous gravitational waves assume the source to be isolated. In this paper, we allow for an unknown companion object in a long-period orbit and opportunistically use previous results from an all-sky search for isolated sources to constrain the continuous gravitational wave amplitude over a large and unexplored range of binary orbital parameters without explicitly performing a dedicated search for binary systems. The resulting limits are significantly more constraining than any existing upper limit for unknown binary systems, albeit the latter apply to different or"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.14117","kind":"arxiv","version":5},"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/2208.14117/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":"2026-07-05T05:53:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PPthwYU3N61f46XTo3GAScDh0iHqTJjfAdzVB/Gi9iq2Yhpm2aSm4Rh7/2rbjc51mmW5LSbYUJJqEq1cbtDpCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:36:01.461342Z"},"content_sha256":"310f786a6b512f61387c102bc55f010e2a3ab2c2a6de3b84e837c96ee1ffd336","schema_version":"1.0","event_id":"sha256:310f786a6b512f61387c102bc55f010e2a3ab2c2a6de3b84e837c96ee1ffd336"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3VFSUCNKWGUEONYS5TPGRM2RMW/bundle.json","state_url":"https://pith.science/pith/3VFSUCNKWGUEONYS5TPGRM2RMW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3VFSUCNKWGUEONYS5TPGRM2RMW/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":"2026-08-03T18:36:01Z","links":{"resolver":"https://pith.science/pith/3VFSUCNKWGUEONYS5TPGRM2RMW","bundle":"https://pith.science/pith/3VFSUCNKWGUEONYS5TPGRM2RMW/bundle.json","state":"https://pith.science/pith/3VFSUCNKWGUEONYS5TPGRM2RMW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3VFSUCNKWGUEONYS5TPGRM2RMW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:3VFSUCNKWGUEONYS5TPGRM2RMW","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":"da9323f8728f0385175083018f59f7fd43d7e3200cc75f3430b7bd9963736e6b","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-08-30T10:05:14Z","title_canon_sha256":"d302f5f7ab04db9eeda33a5f148b7e40ad8150daf3e22842e416dbab0c917d91"},"schema_version":"1.0","source":{"id":"2208.14117","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.14117","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"arxiv_version","alias_value":"2208.14117v5","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.14117","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"pith_short_12","alias_value":"3VFSUCNKWGUE","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"pith_short_16","alias_value":"3VFSUCNKWGUEONYS","created_at":"2026-07-05T05:53:49Z"},{"alias_kind":"pith_short_8","alias_value":"3VFSUCNK","created_at":"2026-07-05T05:53:49Z"}],"graph_snapshots":[{"event_id":"sha256:310f786a6b512f61387c102bc55f010e2a3ab2c2a6de3b84e837c96ee1ffd336","target":"graph","created_at":"2026-07-05T05:53:49Z","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/2208.14117/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Most all-sky searches for continuous gravitational waves assume the source to be isolated. In this paper, we allow for an unknown companion object in a long-period orbit and opportunistically use previous results from an all-sky search for isolated sources to constrain the continuous gravitational wave amplitude over a large and unexplored range of binary orbital parameters without explicitly performing a dedicated search for binary systems. The resulting limits are significantly more constraining than any existing upper limit for unknown binary systems, albeit the latter apply to different or","authors_text":"Avneet Singh, Maria Alessandra Papa","cross_cats":["astro-ph.HE","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-08-30T10:05:14Z","title":"Opportunistic search for continuous gravitational waves from compact objects in long-period binaries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.14117","kind":"arxiv","version":5},"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":"sha256:98ba61d279f0e0d120988de5c975ddaa1392ca3c385686343758173b8f4a049d","target":"record","created_at":"2026-07-05T05:53:49Z","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":"da9323f8728f0385175083018f59f7fd43d7e3200cc75f3430b7bd9963736e6b","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2022-08-30T10:05:14Z","title_canon_sha256":"d302f5f7ab04db9eeda33a5f148b7e40ad8150daf3e22842e416dbab0c917d91"},"schema_version":"1.0","source":{"id":"2208.14117","kind":"arxiv","version":5}},"canonical_sha256":"dd4b2a09aab1a8473712ecde68b35165ad1113c8d8e953cf6992aa5dddaf4498","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dd4b2a09aab1a8473712ecde68b35165ad1113c8d8e953cf6992aa5dddaf4498","first_computed_at":"2026-07-05T05:53:49.537814Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:53:49.537814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UsFCmNl1r9xwSRMJTGtfYebSYVp3F5S1I+iH3nvyqg+hDHxn4r1F92PndBM6V5C93T6xbK+Vha7EM4JFoN5gCw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:53:49.538253Z","signed_message":"canonical_sha256_bytes"},"source_id":"2208.14117","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:98ba61d279f0e0d120988de5c975ddaa1392ca3c385686343758173b8f4a049d","sha256:310f786a6b512f61387c102bc55f010e2a3ab2c2a6de3b84e837c96ee1ffd336"],"state_sha256":"93bcf8ab7378ff3dc4c6b0a52b23fda2e3b290818f00a471a174dbaffecf96fe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GVB5DzYftwGw1r0qxdQSZmTmbF1w1tbGd2ufL8nhxifXvQ8b3SfAXOeUEnyUq8/LB75cequ9RIgyq05EE+GlCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T18:36:01.466264Z","bundle_sha256":"afccb0b037e144c9757a22b62a4deddb268f2a7826c19efa8e347d5b0a3eb9c2"}}