{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:JKJLUM2LPHYSTNQDOICITFO3RD","short_pith_number":"pith:JKJLUM2L","canonical_record":{"source":{"id":"2307.10402","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-19T18:17:46Z","cross_cats_sorted":["astro-ph.IM","gr-qc"],"title_canon_sha256":"78b79532185093cd51b58eff55d419133d2aa766ab1c1d37d60934ef35583d43","abstract_canon_sha256":"33a3dd31eec938b0270a5fe6ab237dda527539a478c46f5c47ed963dd7f3bb04"},"schema_version":"1.0"},"canonical_sha256":"4a92ba334b79f129b60372048995db88c763f2971d3c214f95998860d6b3e645","source":{"kind":"arxiv","id":"2307.10402","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.10402","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"arxiv_version","alias_value":"2307.10402v2","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.10402","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"pith_short_12","alias_value":"JKJLUM2LPHYS","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"pith_short_16","alias_value":"JKJLUM2LPHYSTNQD","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"pith_short_8","alias_value":"JKJLUM2L","created_at":"2026-07-05T08:14:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:JKJLUM2LPHYSTNQDOICITFO3RD","target":"record","payload":{"canonical_record":{"source":{"id":"2307.10402","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-19T18:17:46Z","cross_cats_sorted":["astro-ph.IM","gr-qc"],"title_canon_sha256":"78b79532185093cd51b58eff55d419133d2aa766ab1c1d37d60934ef35583d43","abstract_canon_sha256":"33a3dd31eec938b0270a5fe6ab237dda527539a478c46f5c47ed963dd7f3bb04"},"schema_version":"1.0"},"canonical_sha256":"4a92ba334b79f129b60372048995db88c763f2971d3c214f95998860d6b3e645","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:14:00.081215Z","signature_b64":"iJDPH0PunHxMoVk0LTXudvs9MrGMGzRocGJxjr5A7Yw6ahSRkp3sOUnRchugUG89j40UT91CZnpl6EWxQI0HBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4a92ba334b79f129b60372048995db88c763f2971d3c214f95998860d6b3e645","last_reissued_at":"2026-07-05T08:14:00.080709Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:14:00.080709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2307.10402","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":"2026-07-05T08:14:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cOzVKCHdJ9x1hPvzER6mOOGPlEtOwpOEo8y/yqUHX+zc54Q2iN+nRrdg12jD3BoPu7mfw+mTIpO1wX6k1YISAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T19:19:01.607810Z"},"content_sha256":"c2738516bb7226b8b7b5f2a59071d39260e0c5788e3e303fa066305b964718b6","schema_version":"1.0","event_id":"sha256:c2738516bb7226b8b7b5f2a59071d39260e0c5788e3e303fa066305b964718b6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:JKJLUM2LPHYSTNQDOICITFO3RD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mitigating the counterpart selection effect for standard sirens","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","gr-qc"],"primary_cat":"astro-ph.CO","authors_text":"Colm Talbot, Eve A. Chase, Hsin-Yu Chen","submitted_at":"2023-07-19T18:17:46Z","abstract_excerpt":"The disagreement in the Hubble constant measured by different cosmological probes highlights the need for a better understanding of the observations or new physics. The standard siren method, a novel approach using gravitational-wave observations to determine the distance to binary mergers, has great potential to provide an independent measurement of the Hubble constant and shed light on the tension in the next few years. To realize this goal, we must thoroughly understand the sources of potential systematic bias of standard sirens. Among the known sources of systematic uncertainties, selectio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.10402","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/2307.10402/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":"2026-07-05T08:14:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3y73i5XyUuzLXdEBCZaPNCd/Aq4vhlPwRYFtfvxcLKdVOg4dZuzN5GauNiZwgjvz3f/5XIF6W7VllvTSCxDJCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T19:19:01.608559Z"},"content_sha256":"ad9bac90024706ee75c9b03d4b13ec946c4514bf21908f7e52d1c1fac6e4b179","schema_version":"1.0","event_id":"sha256:ad9bac90024706ee75c9b03d4b13ec946c4514bf21908f7e52d1c1fac6e4b179"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JKJLUM2LPHYSTNQDOICITFO3RD/bundle.json","state_url":"https://pith.science/pith/JKJLUM2LPHYSTNQDOICITFO3RD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JKJLUM2LPHYSTNQDOICITFO3RD/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":"2026-08-01T19:19:01Z","links":{"resolver":"https://pith.science/pith/JKJLUM2LPHYSTNQDOICITFO3RD","bundle":"https://pith.science/pith/JKJLUM2LPHYSTNQDOICITFO3RD/bundle.json","state":"https://pith.science/pith/JKJLUM2LPHYSTNQDOICITFO3RD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JKJLUM2LPHYSTNQDOICITFO3RD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:JKJLUM2LPHYSTNQDOICITFO3RD","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":"33a3dd31eec938b0270a5fe6ab237dda527539a478c46f5c47ed963dd7f3bb04","cross_cats_sorted":["astro-ph.IM","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-19T18:17:46Z","title_canon_sha256":"78b79532185093cd51b58eff55d419133d2aa766ab1c1d37d60934ef35583d43"},"schema_version":"1.0","source":{"id":"2307.10402","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.10402","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"arxiv_version","alias_value":"2307.10402v2","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.10402","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"pith_short_12","alias_value":"JKJLUM2LPHYS","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"pith_short_16","alias_value":"JKJLUM2LPHYSTNQD","created_at":"2026-07-05T08:14:00Z"},{"alias_kind":"pith_short_8","alias_value":"JKJLUM2L","created_at":"2026-07-05T08:14:00Z"}],"graph_snapshots":[{"event_id":"sha256:ad9bac90024706ee75c9b03d4b13ec946c4514bf21908f7e52d1c1fac6e4b179","target":"graph","created_at":"2026-07-05T08:14:00Z","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/2307.10402/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The disagreement in the Hubble constant measured by different cosmological probes highlights the need for a better understanding of the observations or new physics. The standard siren method, a novel approach using gravitational-wave observations to determine the distance to binary mergers, has great potential to provide an independent measurement of the Hubble constant and shed light on the tension in the next few years. To realize this goal, we must thoroughly understand the sources of potential systematic bias of standard sirens. Among the known sources of systematic uncertainties, selectio","authors_text":"Colm Talbot, Eve A. Chase, Hsin-Yu Chen","cross_cats":["astro-ph.IM","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-19T18:17:46Z","title":"Mitigating the counterpart selection effect for standard sirens"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.10402","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:c2738516bb7226b8b7b5f2a59071d39260e0c5788e3e303fa066305b964718b6","target":"record","created_at":"2026-07-05T08:14:00Z","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":"33a3dd31eec938b0270a5fe6ab237dda527539a478c46f5c47ed963dd7f3bb04","cross_cats_sorted":["astro-ph.IM","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-07-19T18:17:46Z","title_canon_sha256":"78b79532185093cd51b58eff55d419133d2aa766ab1c1d37d60934ef35583d43"},"schema_version":"1.0","source":{"id":"2307.10402","kind":"arxiv","version":2}},"canonical_sha256":"4a92ba334b79f129b60372048995db88c763f2971d3c214f95998860d6b3e645","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4a92ba334b79f129b60372048995db88c763f2971d3c214f95998860d6b3e645","first_computed_at":"2026-07-05T08:14:00.080709Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:14:00.080709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iJDPH0PunHxMoVk0LTXudvs9MrGMGzRocGJxjr5A7Yw6ahSRkp3sOUnRchugUG89j40UT91CZnpl6EWxQI0HBw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:14:00.081215Z","signed_message":"canonical_sha256_bytes"},"source_id":"2307.10402","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c2738516bb7226b8b7b5f2a59071d39260e0c5788e3e303fa066305b964718b6","sha256:ad9bac90024706ee75c9b03d4b13ec946c4514bf21908f7e52d1c1fac6e4b179"],"state_sha256":"60c7b97af519410c95790ce80e37c3f7abda008a894aaac150a1eea537abba11"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yN6bN7OuovJeHJi1GLaOTpig2W7kAcIKOO9idg5VNC5ZiPAp3VuaaCOEyrf+D3Kw4hZ7pJt44vAornuRAO83CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T19:19:01.613549Z","bundle_sha256":"48adefdea31f0260702aa5d994d85a5e26d33d50a85a8dbae3f2fe05427e904e"}}