{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:3QHL2Z2NDVW4Q73JKHXAIQIMES","short_pith_number":"pith:3QHL2Z2N","canonical_record":{"source":{"id":"2506.14179","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-06-17T04:40:37Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"94bef73df63b1d5ab4f66472557fb7550dc4602b631c6cff504097c423a2a24c","abstract_canon_sha256":"3d850be3c36ac9320f5b754e3fc359bf982eda3b8e29be7d1829fae6d1684496"},"schema_version":"1.0"},"canonical_sha256":"dc0ebd674d1d6dc87f6951ee04410c24a53d282e7c7f797c06c374fcc4dd6826","source":{"kind":"arxiv","id":"2506.14179","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.14179","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"arxiv_version","alias_value":"2506.14179v1","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.14179","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"pith_short_12","alias_value":"3QHL2Z2NDVW4","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"pith_short_16","alias_value":"3QHL2Z2NDVW4Q73J","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"pith_short_8","alias_value":"3QHL2Z2N","created_at":"2026-07-05T11:22:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:3QHL2Z2NDVW4Q73JKHXAIQIMES","target":"record","payload":{"canonical_record":{"source":{"id":"2506.14179","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-06-17T04:40:37Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"94bef73df63b1d5ab4f66472557fb7550dc4602b631c6cff504097c423a2a24c","abstract_canon_sha256":"3d850be3c36ac9320f5b754e3fc359bf982eda3b8e29be7d1829fae6d1684496"},"schema_version":"1.0"},"canonical_sha256":"dc0ebd674d1d6dc87f6951ee04410c24a53d282e7c7f797c06c374fcc4dd6826","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:22:50.405448Z","signature_b64":"1OqJVJseF0MjhEx5EYM4lXSblC7QBLOqDoYA0gkM1vjAbwD2nHbLRyaLi93SqDeifIOtXyXpYkOk1Tca2bwVCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc0ebd674d1d6dc87f6951ee04410c24a53d282e7c7f797c06c374fcc4dd6826","last_reissued_at":"2026-07-05T11:22:50.404835Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:22:50.404835Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.14179","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":"2026-07-05T11:22:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NHRSe8UJlhGredv8q0wxX7/v4QSwrFm2YIZptX43H6bDX5WqoicEtwpSTrLMVr0QOqQUCsAqjrPrNzMXfOLUDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T12:17:41.210172Z"},"content_sha256":"df5608ad391d509fa6974fc2c15315b1c863a7abd996d3ff8e46ec8d506b0aa5","schema_version":"1.0","event_id":"sha256:df5608ad391d509fa6974fc2c15315b1c863a7abd996d3ff8e46ec8d506b0aa5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:3QHL2Z2NDVW4Q73JKHXAIQIMES","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Progress toward the detection of the gravitational-wave background from stellar-mass binary black holes: a mock data challenge","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Colm Talbot, Eric Thrane, Muhammed Saleem, Vuk Mandic, Xiao-Xiao Kou","submitted_at":"2025-06-17T04:40:37Z","abstract_excerpt":"While the third LIGO--Virgo gravitational-wave transient catalog includes 90 signals, it is believed that ${\\cal O}(10^5)$ binary black holes merge somewhere in the Universe every year. Although these signals are too weak to be detected individually with current observatories, they combine to create a stochastic background, which is potentially detectable in the near future. LIGO--Virgo searches for the gravitational-wave background using cross-correlation have so far yielded upper limits. However, Smith \\& Thrane (2017) showed that a vastly more sensitive ``coherent'' search can be carried ou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.14179","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/2506.14179/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":"2026-07-05T11:22:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h/FvDzZAEFy1haBk9AA0NApozkoNsNCPC7tpEbIKKb3BrGGZuTtEpm2YR/DpcCl9tu4Nxe6cfYMk2N6ENsRBDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T12:17:41.210797Z"},"content_sha256":"1e0d1f8cc522857de69a668b02862eced11302e56eda6007bff055949b46c28e","schema_version":"1.0","event_id":"sha256:1e0d1f8cc522857de69a668b02862eced11302e56eda6007bff055949b46c28e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3QHL2Z2NDVW4Q73JKHXAIQIMES/bundle.json","state_url":"https://pith.science/pith/3QHL2Z2NDVW4Q73JKHXAIQIMES/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3QHL2Z2NDVW4Q73JKHXAIQIMES/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":"2026-08-07T12:17:41Z","links":{"resolver":"https://pith.science/pith/3QHL2Z2NDVW4Q73JKHXAIQIMES","bundle":"https://pith.science/pith/3QHL2Z2NDVW4Q73JKHXAIQIMES/bundle.json","state":"https://pith.science/pith/3QHL2Z2NDVW4Q73JKHXAIQIMES/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3QHL2Z2NDVW4Q73JKHXAIQIMES/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:3QHL2Z2NDVW4Q73JKHXAIQIMES","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":"3d850be3c36ac9320f5b754e3fc359bf982eda3b8e29be7d1829fae6d1684496","cross_cats_sorted":["astro-ph.HE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-06-17T04:40:37Z","title_canon_sha256":"94bef73df63b1d5ab4f66472557fb7550dc4602b631c6cff504097c423a2a24c"},"schema_version":"1.0","source":{"id":"2506.14179","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.14179","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"arxiv_version","alias_value":"2506.14179v1","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.14179","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"pith_short_12","alias_value":"3QHL2Z2NDVW4","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"pith_short_16","alias_value":"3QHL2Z2NDVW4Q73J","created_at":"2026-07-05T11:22:50Z"},{"alias_kind":"pith_short_8","alias_value":"3QHL2Z2N","created_at":"2026-07-05T11:22:50Z"}],"graph_snapshots":[{"event_id":"sha256:1e0d1f8cc522857de69a668b02862eced11302e56eda6007bff055949b46c28e","target":"graph","created_at":"2026-07-05T11:22:50Z","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/2506.14179/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"While the third LIGO--Virgo gravitational-wave transient catalog includes 90 signals, it is believed that ${\\cal O}(10^5)$ binary black holes merge somewhere in the Universe every year. Although these signals are too weak to be detected individually with current observatories, they combine to create a stochastic background, which is potentially detectable in the near future. LIGO--Virgo searches for the gravitational-wave background using cross-correlation have so far yielded upper limits. However, Smith \\& Thrane (2017) showed that a vastly more sensitive ``coherent'' search can be carried ou","authors_text":"Colm Talbot, Eric Thrane, Muhammed Saleem, Vuk Mandic, Xiao-Xiao Kou","cross_cats":["astro-ph.HE"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-06-17T04:40:37Z","title":"Progress toward the detection of the gravitational-wave background from stellar-mass binary black holes: a mock data challenge"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.14179","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:df5608ad391d509fa6974fc2c15315b1c863a7abd996d3ff8e46ec8d506b0aa5","target":"record","created_at":"2026-07-05T11:22:50Z","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":"3d850be3c36ac9320f5b754e3fc359bf982eda3b8e29be7d1829fae6d1684496","cross_cats_sorted":["astro-ph.HE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-06-17T04:40:37Z","title_canon_sha256":"94bef73df63b1d5ab4f66472557fb7550dc4602b631c6cff504097c423a2a24c"},"schema_version":"1.0","source":{"id":"2506.14179","kind":"arxiv","version":1}},"canonical_sha256":"dc0ebd674d1d6dc87f6951ee04410c24a53d282e7c7f797c06c374fcc4dd6826","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dc0ebd674d1d6dc87f6951ee04410c24a53d282e7c7f797c06c374fcc4dd6826","first_computed_at":"2026-07-05T11:22:50.404835Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:22:50.404835Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1OqJVJseF0MjhEx5EYM4lXSblC7QBLOqDoYA0gkM1vjAbwD2nHbLRyaLi93SqDeifIOtXyXpYkOk1Tca2bwVCg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:22:50.405448Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.14179","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df5608ad391d509fa6974fc2c15315b1c863a7abd996d3ff8e46ec8d506b0aa5","sha256:1e0d1f8cc522857de69a668b02862eced11302e56eda6007bff055949b46c28e"],"state_sha256":"8e8873e75fedaeb94a122e649fad81a878ccc4d0ee442caa7d15da01fc951a83"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+oTF/+kIlyF/s16resb4LjXz0WTblonPG1LdKsPvZ9itKcVAAVTzDEvhrkOsUZDi2gSFcvgI7y79c2nR0g6RCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T12:17:41.214533Z","bundle_sha256":"36736d3e0250e9374b7e28be8850cf9500296bd42d545ed70ea2810d7e90698e"}}