{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:MWZZSO7WX7OA37LSAZOC5XGC6Q","short_pith_number":"pith:MWZZSO7W","canonical_record":{"source":{"id":"2506.22673","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-06-27T22:54:05Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"439d5bbe6d078fa63d921c2f01ec65b5036cdcce686696bc54aa51ce94830ad4","abstract_canon_sha256":"e6f03da8a542ba289d2573cd2618146d68b9f15202a58002bbbf8164f71aac47"},"schema_version":"1.0"},"canonical_sha256":"65b3993bf6bfdc0dfd72065c2edcc2f411f279ba16c2fcb22d88c6bb1631e1c8","source":{"kind":"arxiv","id":"2506.22673","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.22673","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"arxiv_version","alias_value":"2506.22673v2","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.22673","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"pith_short_12","alias_value":"MWZZSO7WX7OA","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"pith_short_16","alias_value":"MWZZSO7WX7OA37LS","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"pith_short_8","alias_value":"MWZZSO7W","created_at":"2026-07-05T11:57:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:MWZZSO7WX7OA37LSAZOC5XGC6Q","target":"record","payload":{"canonical_record":{"source":{"id":"2506.22673","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-06-27T22:54:05Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"439d5bbe6d078fa63d921c2f01ec65b5036cdcce686696bc54aa51ce94830ad4","abstract_canon_sha256":"e6f03da8a542ba289d2573cd2618146d68b9f15202a58002bbbf8164f71aac47"},"schema_version":"1.0"},"canonical_sha256":"65b3993bf6bfdc0dfd72065c2edcc2f411f279ba16c2fcb22d88c6bb1631e1c8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:57:20.582439Z","signature_b64":"OzJSFvCHAJ0upsY0JzQ5f4nH27WsFAO39wHL2D9SzVgZuuTTFzLgK09WEDLQ6zXfO40o7SiLisXonqO+wMpfCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65b3993bf6bfdc0dfd72065c2edcc2f411f279ba16c2fcb22d88c6bb1631e1c8","last_reissued_at":"2026-07-05T11:57:20.581917Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:57:20.581917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.22673","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":"2026-07-05T11:57:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KGa/Ac3dCTuRM8wmV4tob9L8CV0jXxvCrcb/esM1or6VyoPQCykTMVzwQrGAMdyW3ByEx45iK/uZhZfUDl/gBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T21:05:09.616554Z"},"content_sha256":"8b9caaf743bfd27649248e28df0ba5c90670b3dbb1d67d3bc80a4c73b758e28d","schema_version":"1.0","event_id":"sha256:8b9caaf743bfd27649248e28df0ba5c90670b3dbb1d67d3bc80a4c73b758e28d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:MWZZSO7WX7OA37LSAZOC5XGC6Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Double Compact Binary Merger Rate Density in Open Star Clusters: Black Holes, Neutron Stars, and White Dwarfs","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Ataru Tanikawa, Long Wang, Michiko Fujii, Savannah Cary","submitted_at":"2025-06-27T22:54:05Z","abstract_excerpt":"Studying compact-object binary mergers in star clusters is crucial for understanding stellar evolution and dynamical interactions in galaxies. Open clusters in particular are more abundant over cosmic time than globular clusters, however, previous research on low-mass clusters with $\\lesssim 10^3~\\textrm{M}_{\\odot}$ has focused on binary black holes (BBHs) or black hole-neutron star (BH-NS) binaries. Binary mergers of other compact objects, such as white dwarfs (WDs), are also crucial as progenitors of transient phenomena such as Type Ia supernovae and Fast Radio Bursts. We present simulations"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.22673","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/2506.22673/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":"2026-07-05T11:57:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KeJQTCxApdv2hbJwvYKpZqk3iClpp7l/PFfKLflTBjfjy61f1B4af2JU9A+CfR1dK7KJ8JudbAmfGC5uMhcKCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T21:05:09.617508Z"},"content_sha256":"38e59b5685aa04ab6674846146d8556b9c17dde7589b930ac7031aa4e1087722","schema_version":"1.0","event_id":"sha256:38e59b5685aa04ab6674846146d8556b9c17dde7589b930ac7031aa4e1087722"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MWZZSO7WX7OA37LSAZOC5XGC6Q/bundle.json","state_url":"https://pith.science/pith/MWZZSO7WX7OA37LSAZOC5XGC6Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MWZZSO7WX7OA37LSAZOC5XGC6Q/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":"2026-08-12T21:05:09Z","links":{"resolver":"https://pith.science/pith/MWZZSO7WX7OA37LSAZOC5XGC6Q","bundle":"https://pith.science/pith/MWZZSO7WX7OA37LSAZOC5XGC6Q/bundle.json","state":"https://pith.science/pith/MWZZSO7WX7OA37LSAZOC5XGC6Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MWZZSO7WX7OA37LSAZOC5XGC6Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:MWZZSO7WX7OA37LSAZOC5XGC6Q","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":"e6f03da8a542ba289d2573cd2618146d68b9f15202a58002bbbf8164f71aac47","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-06-27T22:54:05Z","title_canon_sha256":"439d5bbe6d078fa63d921c2f01ec65b5036cdcce686696bc54aa51ce94830ad4"},"schema_version":"1.0","source":{"id":"2506.22673","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.22673","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"arxiv_version","alias_value":"2506.22673v2","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.22673","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"pith_short_12","alias_value":"MWZZSO7WX7OA","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"pith_short_16","alias_value":"MWZZSO7WX7OA37LS","created_at":"2026-07-05T11:57:20Z"},{"alias_kind":"pith_short_8","alias_value":"MWZZSO7W","created_at":"2026-07-05T11:57:20Z"}],"graph_snapshots":[{"event_id":"sha256:38e59b5685aa04ab6674846146d8556b9c17dde7589b930ac7031aa4e1087722","target":"graph","created_at":"2026-07-05T11:57:20Z","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/2506.22673/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Studying compact-object binary mergers in star clusters is crucial for understanding stellar evolution and dynamical interactions in galaxies. Open clusters in particular are more abundant over cosmic time than globular clusters, however, previous research on low-mass clusters with $\\lesssim 10^3~\\textrm{M}_{\\odot}$ has focused on binary black holes (BBHs) or black hole-neutron star (BH-NS) binaries. Binary mergers of other compact objects, such as white dwarfs (WDs), are also crucial as progenitors of transient phenomena such as Type Ia supernovae and Fast Radio Bursts. We present simulations","authors_text":"Ataru Tanikawa, Long Wang, Michiko Fujii, Savannah Cary","cross_cats":["astro-ph.GA","astro-ph.HE"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-06-27T22:54:05Z","title":"Double Compact Binary Merger Rate Density in Open Star Clusters: Black Holes, Neutron Stars, and White Dwarfs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.22673","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":"sha256:8b9caaf743bfd27649248e28df0ba5c90670b3dbb1d67d3bc80a4c73b758e28d","target":"record","created_at":"2026-07-05T11:57:20Z","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":"e6f03da8a542ba289d2573cd2618146d68b9f15202a58002bbbf8164f71aac47","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-06-27T22:54:05Z","title_canon_sha256":"439d5bbe6d078fa63d921c2f01ec65b5036cdcce686696bc54aa51ce94830ad4"},"schema_version":"1.0","source":{"id":"2506.22673","kind":"arxiv","version":2}},"canonical_sha256":"65b3993bf6bfdc0dfd72065c2edcc2f411f279ba16c2fcb22d88c6bb1631e1c8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"65b3993bf6bfdc0dfd72065c2edcc2f411f279ba16c2fcb22d88c6bb1631e1c8","first_computed_at":"2026-07-05T11:57:20.581917Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:57:20.581917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OzJSFvCHAJ0upsY0JzQ5f4nH27WsFAO39wHL2D9SzVgZuuTTFzLgK09WEDLQ6zXfO40o7SiLisXonqO+wMpfCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:57:20.582439Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.22673","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8b9caaf743bfd27649248e28df0ba5c90670b3dbb1d67d3bc80a4c73b758e28d","sha256:38e59b5685aa04ab6674846146d8556b9c17dde7589b930ac7031aa4e1087722"],"state_sha256":"f1484a5897e222666f5a51c46a2b4db670c60346c4c8d3709e6254ee46cb298a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cSJMzOaZcfRTVFyoW7QiM01CS6PJxLjb7bGVfojnFsVZ+fO8EjBPKpHgmJJqfE8Re/sFuiu8u9qXudKgVmdkCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T21:05:09.623014Z","bundle_sha256":"df612cf251b5a52f4a2b97be5111942ea64c33ad209c0399f1e39339178c3f03"}}