{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:E7UUZF5T3I5QCGTBVP7LNYXM5T","short_pith_number":"pith:E7UUZF5T","canonical_record":{"source":{"id":"2410.19145","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-10-24T20:27:20Z","cross_cats_sorted":["astro-ph.IM","gr-qc"],"title_canon_sha256":"8a5eef07914593f83e80d5c17440754b8c7e85914a02f2f114aa3b93e5769bec","abstract_canon_sha256":"02fa4396cd1ee525d10bf41fc4b84247dacfc6fefd4b99af53f19f30e09404c0"},"schema_version":"1.0"},"canonical_sha256":"27e94c97b3da3b011a61abfeb6e2ececf308f84b7b964e31e99a17bef240b947","source":{"kind":"arxiv","id":"2410.19145","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.19145","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"arxiv_version","alias_value":"2410.19145v1","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.19145","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"pith_short_12","alias_value":"E7UUZF5T3I5Q","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"E7UUZF5T3I5QCGTB","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"E7UUZF5T","created_at":"2026-07-05T09:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:E7UUZF5T3I5QCGTBVP7LNYXM5T","target":"record","payload":{"canonical_record":{"source":{"id":"2410.19145","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-10-24T20:27:20Z","cross_cats_sorted":["astro-ph.IM","gr-qc"],"title_canon_sha256":"8a5eef07914593f83e80d5c17440754b8c7e85914a02f2f114aa3b93e5769bec","abstract_canon_sha256":"02fa4396cd1ee525d10bf41fc4b84247dacfc6fefd4b99af53f19f30e09404c0"},"schema_version":"1.0"},"canonical_sha256":"27e94c97b3da3b011a61abfeb6e2ececf308f84b7b964e31e99a17bef240b947","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:25:52.085797Z","signature_b64":"+JxSUwz04oi2Lm6s1wR1kLvdpYxfmo6C/aHuIja+K8Q0GSNEVgc0hO/jSxt82C0H+oTJ7uLY+sxtpc4rPpDNCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"27e94c97b3da3b011a61abfeb6e2ececf308f84b7b964e31e99a17bef240b947","last_reissued_at":"2026-07-05T09:25:52.084814Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:25:52.084814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.19145","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":"2026-07-05T09:25:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DVstmzYBvcghDzqlqXF74FdAfvZx3lkTgB3j/78li+93mryJAV3gDBJwVn8+CJUuhfbL3uck3JCYNeI/RWGXBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T07:48:30.046996Z"},"content_sha256":"8190710f4037ec55d931add7b446c0b6ea9cd7ceda889b4cd2a230942f2ab6c8","schema_version":"1.0","event_id":"sha256:8190710f4037ec55d931add7b446c0b6ea9cd7ceda889b4cd2a230942f2ab6c8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:E7UUZF5T3I5QCGTBVP7LNYXM5T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Observed Gravitational-Wave Populations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"T. A. Callister","submitted_at":"2024-10-24T20:27:20Z","abstract_excerpt":"Ground-based gravitational-wave detectors like the Advanced LIGO, Advanced Virgo, and KAGRA experiments now regularly witness gravitational waves from compact binary mergers: the relativistic collisions of neutron stars and/or stellar-mass black holes. With hundreds of such events observed to date, gravitational-wave observations are enabling increasingly precise surveys of the demographics of merging compact binaries, including the distributions of their masses, rotation rates, and positions throughout the Universe. This article will provide an overview of our observational knowledge of the c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.19145","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/2410.19145/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":"2026-07-05T09:25:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o9icNTP/n8BvIsmeyS9PQIxeZ0w81evVUk82YWoz51R4cGIyxql5bFa+x7KljgRU7iRODknTSCR5TwscbrizDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T07:48:30.047509Z"},"content_sha256":"1c037aa18bc33e9b76c9fd5f7753d9fdf7f6cf356344629840606b7574ff9eac","schema_version":"1.0","event_id":"sha256:1c037aa18bc33e9b76c9fd5f7753d9fdf7f6cf356344629840606b7574ff9eac"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E7UUZF5T3I5QCGTBVP7LNYXM5T/bundle.json","state_url":"https://pith.science/pith/E7UUZF5T3I5QCGTBVP7LNYXM5T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E7UUZF5T3I5QCGTBVP7LNYXM5T/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":"2026-08-19T07:48:30Z","links":{"resolver":"https://pith.science/pith/E7UUZF5T3I5QCGTBVP7LNYXM5T","bundle":"https://pith.science/pith/E7UUZF5T3I5QCGTBVP7LNYXM5T/bundle.json","state":"https://pith.science/pith/E7UUZF5T3I5QCGTBVP7LNYXM5T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E7UUZF5T3I5QCGTBVP7LNYXM5T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:E7UUZF5T3I5QCGTBVP7LNYXM5T","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":"02fa4396cd1ee525d10bf41fc4b84247dacfc6fefd4b99af53f19f30e09404c0","cross_cats_sorted":["astro-ph.IM","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-10-24T20:27:20Z","title_canon_sha256":"8a5eef07914593f83e80d5c17440754b8c7e85914a02f2f114aa3b93e5769bec"},"schema_version":"1.0","source":{"id":"2410.19145","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.19145","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"arxiv_version","alias_value":"2410.19145v1","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.19145","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"pith_short_12","alias_value":"E7UUZF5T3I5Q","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"E7UUZF5T3I5QCGTB","created_at":"2026-07-05T09:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"E7UUZF5T","created_at":"2026-07-05T09:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:1c037aa18bc33e9b76c9fd5f7753d9fdf7f6cf356344629840606b7574ff9eac","target":"graph","created_at":"2026-07-05T09:25:52Z","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/2410.19145/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Ground-based gravitational-wave detectors like the Advanced LIGO, Advanced Virgo, and KAGRA experiments now regularly witness gravitational waves from compact binary mergers: the relativistic collisions of neutron stars and/or stellar-mass black holes. With hundreds of such events observed to date, gravitational-wave observations are enabling increasingly precise surveys of the demographics of merging compact binaries, including the distributions of their masses, rotation rates, and positions throughout the Universe. This article will provide an overview of our observational knowledge of the c","authors_text":"T. A. Callister","cross_cats":["astro-ph.IM","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-10-24T20:27:20Z","title":"Observed Gravitational-Wave Populations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.19145","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":"sha256:8190710f4037ec55d931add7b446c0b6ea9cd7ceda889b4cd2a230942f2ab6c8","target":"record","created_at":"2026-07-05T09:25:52Z","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":"02fa4396cd1ee525d10bf41fc4b84247dacfc6fefd4b99af53f19f30e09404c0","cross_cats_sorted":["astro-ph.IM","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-10-24T20:27:20Z","title_canon_sha256":"8a5eef07914593f83e80d5c17440754b8c7e85914a02f2f114aa3b93e5769bec"},"schema_version":"1.0","source":{"id":"2410.19145","kind":"arxiv","version":1}},"canonical_sha256":"27e94c97b3da3b011a61abfeb6e2ececf308f84b7b964e31e99a17bef240b947","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"27e94c97b3da3b011a61abfeb6e2ececf308f84b7b964e31e99a17bef240b947","first_computed_at":"2026-07-05T09:25:52.084814Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:25:52.084814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+JxSUwz04oi2Lm6s1wR1kLvdpYxfmo6C/aHuIja+K8Q0GSNEVgc0hO/jSxt82C0H+oTJ7uLY+sxtpc4rPpDNCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:25:52.085797Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.19145","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8190710f4037ec55d931add7b446c0b6ea9cd7ceda889b4cd2a230942f2ab6c8","sha256:1c037aa18bc33e9b76c9fd5f7753d9fdf7f6cf356344629840606b7574ff9eac"],"state_sha256":"2c0ad3be98909a5811e37932f0a8c9831f0b1279e58ac7e7de72df3153ca3f45"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T52UUF2MIs0bBqzSDt65KNj1gNEs/mXK9b6gNALlZsoP+MpT6bMvxBGvG0xCOqsWHtr2Kn5TAMZF8AAD+sLDAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T07:48:30.054828Z","bundle_sha256":"abd52294e6d1540d3cfa51f4e865260756e578fc1db3436918e2502e53436b88"}}