{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:XEZ2D34WPBFF4WJTME7G5SZA6K","short_pith_number":"pith:XEZ2D34W","canonical_record":{"source":{"id":"1902.02797","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-02-07T19:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"ea8ac02cb5124e0b26ceab8239be14d165aba86e7e77324352f26b5de37c41a5","abstract_canon_sha256":"b5c457e0e1a2ec7d84099216707348930afebe631d34b03b557cdd7054a34549"},"schema_version":"1.0"},"canonical_sha256":"b933a1ef96784a5e5933613e6ecb20f296e203e845dfe3add1ee990ccc26ac26","source":{"kind":"arxiv","id":"1902.02797","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.02797","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"arxiv_version","alias_value":"1902.02797v2","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.02797","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"pith_short_12","alias_value":"XEZ2D34WPBFF","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"pith_short_16","alias_value":"XEZ2D34WPBFF4WJT","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"pith_short_8","alias_value":"XEZ2D34W","created_at":"2026-07-04T23:51:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:XEZ2D34WPBFF4WJTME7G5SZA6K","target":"record","payload":{"canonical_record":{"source":{"id":"1902.02797","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-02-07T19:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"ea8ac02cb5124e0b26ceab8239be14d165aba86e7e77324352f26b5de37c41a5","abstract_canon_sha256":"b5c457e0e1a2ec7d84099216707348930afebe631d34b03b557cdd7054a34549"},"schema_version":"1.0"},"canonical_sha256":"b933a1ef96784a5e5933613e6ecb20f296e203e845dfe3add1ee990ccc26ac26","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:51:39.183175Z","signature_b64":"4l4FfBFfgm8QQ3M1FvRrPWg+8xdokG4etg9n/Z49eW5I7nRkWVfuYz68EgVmspKokhxqG9/pQashIW1E0AXUBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b933a1ef96784a5e5933613e6ecb20f296e203e845dfe3add1ee990ccc26ac26","last_reissued_at":"2026-07-04T23:51:39.182768Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:51:39.182768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.02797","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T23:51:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DcuJsiSkBPUeWd0A7xu6WdC7BWy68d6RqgrEP5t5Yr972uCajvzaOdh0XkcdDRvnLtrLGRLZOfhZq/8iBGEWBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T20:29:34.163713Z"},"content_sha256":"433b8a672047518e4e737d4b506d57c73231d74e843dc8590422420dd539892b","schema_version":"1.0","event_id":"sha256:433b8a672047518e4e737d4b506d57c73231d74e843dc8590422420dd539892b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:XEZ2D34WPBFF4WJTME7G5SZA6K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Localization of Binary Black-Hole Mergers with Known Inclination","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Andrew R. Williamson, Bence Kocsis, Imre Bartos, K. Rainer Corley, Leo P. Singer, Samaya Nissanke, Szabolcs Marka, Zoltan Haiman, Zsuzsa Marka","submitted_at":"2019-02-07T19:00:03Z","abstract_excerpt":"The localization of stellar-mass binary black hole mergers using gravitational waves is critical in understanding the properties of the binaries' host galaxies, observing possible electromagnetic emission from the mergers, or using them as a cosmological distance ladder. The precision of this localization can be substantially increased with prior astrophysical information about the binary system. In particular, constraining the inclination of the binary can reduce the distance uncertainty of the source. Here we present the first realistic set of localizations for binary black hole mergers, inc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.02797","kind":"arxiv","version":2},"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/1902.02797/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":"2026-07-04T23:51:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mhMsOvWtFVbYOUuS9xDbKmjncNuxfJNr5UP8dOMxM/GP6vFIt3gSz3xT6GniRHcCshooMufEUKcxQIpg0tqNAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T20:29:34.164085Z"},"content_sha256":"78d76ba19991dd8d5f976fe8f2a9b5771634981cdfcac8d89a936f093e4cb361","schema_version":"1.0","event_id":"sha256:78d76ba19991dd8d5f976fe8f2a9b5771634981cdfcac8d89a936f093e4cb361"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XEZ2D34WPBFF4WJTME7G5SZA6K/bundle.json","state_url":"https://pith.science/pith/XEZ2D34WPBFF4WJTME7G5SZA6K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XEZ2D34WPBFF4WJTME7G5SZA6K/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":"2026-08-22T20:29:34Z","links":{"resolver":"https://pith.science/pith/XEZ2D34WPBFF4WJTME7G5SZA6K","bundle":"https://pith.science/pith/XEZ2D34WPBFF4WJTME7G5SZA6K/bundle.json","state":"https://pith.science/pith/XEZ2D34WPBFF4WJTME7G5SZA6K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XEZ2D34WPBFF4WJTME7G5SZA6K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:XEZ2D34WPBFF4WJTME7G5SZA6K","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":"b5c457e0e1a2ec7d84099216707348930afebe631d34b03b557cdd7054a34549","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-02-07T19:00:03Z","title_canon_sha256":"ea8ac02cb5124e0b26ceab8239be14d165aba86e7e77324352f26b5de37c41a5"},"schema_version":"1.0","source":{"id":"1902.02797","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.02797","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"arxiv_version","alias_value":"1902.02797v2","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.02797","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"pith_short_12","alias_value":"XEZ2D34WPBFF","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"pith_short_16","alias_value":"XEZ2D34WPBFF4WJT","created_at":"2026-07-04T23:51:39Z"},{"alias_kind":"pith_short_8","alias_value":"XEZ2D34W","created_at":"2026-07-04T23:51:39Z"}],"graph_snapshots":[{"event_id":"sha256:78d76ba19991dd8d5f976fe8f2a9b5771634981cdfcac8d89a936f093e4cb361","target":"graph","created_at":"2026-07-04T23:51:39Z","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/1902.02797/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The localization of stellar-mass binary black hole mergers using gravitational waves is critical in understanding the properties of the binaries' host galaxies, observing possible electromagnetic emission from the mergers, or using them as a cosmological distance ladder. The precision of this localization can be substantially increased with prior astrophysical information about the binary system. In particular, constraining the inclination of the binary can reduce the distance uncertainty of the source. Here we present the first realistic set of localizations for binary black hole mergers, inc","authors_text":"Andrew R. Williamson, Bence Kocsis, Imre Bartos, K. Rainer Corley, Leo P. Singer, Samaya Nissanke, Szabolcs Marka, Zoltan Haiman, Zsuzsa Marka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-02-07T19:00:03Z","title":"Localization of Binary Black-Hole Mergers with Known Inclination"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.02797","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":"sha256:433b8a672047518e4e737d4b506d57c73231d74e843dc8590422420dd539892b","target":"record","created_at":"2026-07-04T23:51:39Z","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":"b5c457e0e1a2ec7d84099216707348930afebe631d34b03b557cdd7054a34549","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-02-07T19:00:03Z","title_canon_sha256":"ea8ac02cb5124e0b26ceab8239be14d165aba86e7e77324352f26b5de37c41a5"},"schema_version":"1.0","source":{"id":"1902.02797","kind":"arxiv","version":2}},"canonical_sha256":"b933a1ef96784a5e5933613e6ecb20f296e203e845dfe3add1ee990ccc26ac26","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b933a1ef96784a5e5933613e6ecb20f296e203e845dfe3add1ee990ccc26ac26","first_computed_at":"2026-07-04T23:51:39.182768Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:51:39.182768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4l4FfBFfgm8QQ3M1FvRrPWg+8xdokG4etg9n/Z49eW5I7nRkWVfuYz68EgVmspKokhxqG9/pQashIW1E0AXUBQ==","signature_status":"signed_v1","signed_at":"2026-07-04T23:51:39.183175Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.02797","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:433b8a672047518e4e737d4b506d57c73231d74e843dc8590422420dd539892b","sha256:78d76ba19991dd8d5f976fe8f2a9b5771634981cdfcac8d89a936f093e4cb361"],"state_sha256":"6685467a120954bb9d666c5483c9aee48c6a2fdb33acfab8a3e3059d0dc888ea"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lMq/mnWE4gf7TmAqnDrxpk68QmziOS/q88gqZLXaBrAo/l+1ZDLby6zKRj8Zk9ubsQzM6f/gfEd+R0FZj7HZBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T20:29:34.166842Z","bundle_sha256":"2c7cb5e5a0f52172d85c8993d12017b03d01340bd424e541113b76da537802a6"}}