{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:BA47YWD3DR5LKNJ4I6G6SF46DA","short_pith_number":"pith:BA47YWD3","canonical_record":{"source":{"id":"gr-qc/0506058","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2005-06-09T21:45:56Z","cross_cats_sorted":["astro-ph"],"title_canon_sha256":"d99cac0533b9eda32d46be0e935ae61ebc9641a57a84ec8e0f93259f1d82bfa5","abstract_canon_sha256":"09bac25141f4441352c72a45e52e88184b1e56cd4104a654e0e5856d08b28ca4"},"schema_version":"1.0"},"canonical_sha256":"0839fc587b1c7ab5353c478de9179e182fda0804248849f338db828890fa603f","source":{"kind":"arxiv","id":"gr-qc/0506058","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/0506058","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0506058v2","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0506058","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"pith_short_12","alias_value":"BA47YWD3DR5L","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"pith_short_16","alias_value":"BA47YWD3DR5LKNJ4","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"pith_short_8","alias_value":"BA47YWD3","created_at":"2026-07-04T16:55:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:BA47YWD3DR5LKNJ4I6G6SF46DA","target":"record","payload":{"canonical_record":{"source":{"id":"gr-qc/0506058","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2005-06-09T21:45:56Z","cross_cats_sorted":["astro-ph"],"title_canon_sha256":"d99cac0533b9eda32d46be0e935ae61ebc9641a57a84ec8e0f93259f1d82bfa5","abstract_canon_sha256":"09bac25141f4441352c72a45e52e88184b1e56cd4104a654e0e5856d08b28ca4"},"schema_version":"1.0"},"canonical_sha256":"0839fc587b1c7ab5353c478de9179e182fda0804248849f338db828890fa603f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:55:15.362795Z","signature_b64":"cFAOlL9ocQV/XX7enjCocFSbaJXsc5oURTzxAMF8Ri/H8LyGrzUcsgClHaqF8f9oZtmQ42ccPR+yJ/xHm0/1BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0839fc587b1c7ab5353c478de9179e182fda0804248849f338db828890fa603f","last_reissued_at":"2026-07-04T16:55:15.362366Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:55:15.362366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"gr-qc/0506058","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":"2026-07-04T16:55:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oXKL3YB/9048NYLralf//nBkq5Pk+oHM+xqu5MLijcgP9ZlRJwWqVmtozbkHYKg4rJnUmuYjT6psR5s0pFk2CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T23:57:14.112977Z"},"content_sha256":"e4eaf3841e60659dda13b61d09325389ae7b27880d07d47e617177ed5cf3e6d9","schema_version":"1.0","event_id":"sha256:e4eaf3841e60659dda13b61d09325389ae7b27880d07d47e617177ed5cf3e6d9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:BA47YWD3DR5LKNJ4I6G6SF46DA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Expected Coalescence Rate of Double Neutron Stars for Ground Based Interferometers","license":"","headline":"","cross_cats":["astro-ph"],"primary_cat":"gr-qc","authors_text":"A. Spallicci, J.A. de Freitas Pacheco, S. Vincent, T. Regimbau","submitted_at":"2005-06-09T21:45:56Z","abstract_excerpt":"In this paper we present new estimates of the coalescence rate of neutron star binaries in the local universe and we discuss its consequences for the first generations of ground based interferometers. Our approach based on both evolutionary and statistical methods gives a galactic merging rate of 1.7 10$^{-5}$ yr$^{-1}$, in the range of previous estimates 10$^{-6}$ - 10$^{-4}$ yr$^{-1}$. The local rate which includes the contribution of elliptical galaxies is two times higher, in the order of 3.4 10$^{-5}$ yr$^{-1}$. We predict one detection every 148 and 125 years with initial VIRGO and LIGO,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0506058","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/gr-qc/0506058/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":"2026-07-04T16:55:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VK51GhLcaTPSQiHO1C6Q3lkHlD2YwvAKAjOoz2ZkIh2QjvdrOP38phSZJu7lTDuprAJUj4A/5Xh3xBOVk+lxCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T23:57:14.113485Z"},"content_sha256":"ea626c044df89e26c3502777d6c10af1272635a1340a80e438812affd8c14cc6","schema_version":"1.0","event_id":"sha256:ea626c044df89e26c3502777d6c10af1272635a1340a80e438812affd8c14cc6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BA47YWD3DR5LKNJ4I6G6SF46DA/bundle.json","state_url":"https://pith.science/pith/BA47YWD3DR5LKNJ4I6G6SF46DA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BA47YWD3DR5LKNJ4I6G6SF46DA/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":"2026-08-05T23:57:14Z","links":{"resolver":"https://pith.science/pith/BA47YWD3DR5LKNJ4I6G6SF46DA","bundle":"https://pith.science/pith/BA47YWD3DR5LKNJ4I6G6SF46DA/bundle.json","state":"https://pith.science/pith/BA47YWD3DR5LKNJ4I6G6SF46DA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BA47YWD3DR5LKNJ4I6G6SF46DA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:BA47YWD3DR5LKNJ4I6G6SF46DA","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":"09bac25141f4441352c72a45e52e88184b1e56cd4104a654e0e5856d08b28ca4","cross_cats_sorted":["astro-ph"],"license":"","primary_cat":"gr-qc","submitted_at":"2005-06-09T21:45:56Z","title_canon_sha256":"d99cac0533b9eda32d46be0e935ae61ebc9641a57a84ec8e0f93259f1d82bfa5"},"schema_version":"1.0","source":{"id":"gr-qc/0506058","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/0506058","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0506058v2","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0506058","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"pith_short_12","alias_value":"BA47YWD3DR5L","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"pith_short_16","alias_value":"BA47YWD3DR5LKNJ4","created_at":"2026-07-04T16:55:15Z"},{"alias_kind":"pith_short_8","alias_value":"BA47YWD3","created_at":"2026-07-04T16:55:15Z"}],"graph_snapshots":[{"event_id":"sha256:ea626c044df89e26c3502777d6c10af1272635a1340a80e438812affd8c14cc6","target":"graph","created_at":"2026-07-04T16:55:15Z","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/gr-qc/0506058/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper we present new estimates of the coalescence rate of neutron star binaries in the local universe and we discuss its consequences for the first generations of ground based interferometers. Our approach based on both evolutionary and statistical methods gives a galactic merging rate of 1.7 10$^{-5}$ yr$^{-1}$, in the range of previous estimates 10$^{-6}$ - 10$^{-4}$ yr$^{-1}$. The local rate which includes the contribution of elliptical galaxies is two times higher, in the order of 3.4 10$^{-5}$ yr$^{-1}$. We predict one detection every 148 and 125 years with initial VIRGO and LIGO,","authors_text":"A. Spallicci, J.A. de Freitas Pacheco, S. Vincent, T. Regimbau","cross_cats":["astro-ph"],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"2005-06-09T21:45:56Z","title":"Expected Coalescence Rate of Double Neutron Stars for Ground Based Interferometers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0506058","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:e4eaf3841e60659dda13b61d09325389ae7b27880d07d47e617177ed5cf3e6d9","target":"record","created_at":"2026-07-04T16:55:15Z","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":"09bac25141f4441352c72a45e52e88184b1e56cd4104a654e0e5856d08b28ca4","cross_cats_sorted":["astro-ph"],"license":"","primary_cat":"gr-qc","submitted_at":"2005-06-09T21:45:56Z","title_canon_sha256":"d99cac0533b9eda32d46be0e935ae61ebc9641a57a84ec8e0f93259f1d82bfa5"},"schema_version":"1.0","source":{"id":"gr-qc/0506058","kind":"arxiv","version":2}},"canonical_sha256":"0839fc587b1c7ab5353c478de9179e182fda0804248849f338db828890fa603f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0839fc587b1c7ab5353c478de9179e182fda0804248849f338db828890fa603f","first_computed_at":"2026-07-04T16:55:15.362366Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:55:15.362366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cFAOlL9ocQV/XX7enjCocFSbaJXsc5oURTzxAMF8Ri/H8LyGrzUcsgClHaqF8f9oZtmQ42ccPR+yJ/xHm0/1BA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:55:15.362795Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/0506058","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4eaf3841e60659dda13b61d09325389ae7b27880d07d47e617177ed5cf3e6d9","sha256:ea626c044df89e26c3502777d6c10af1272635a1340a80e438812affd8c14cc6"],"state_sha256":"2135f47405cd153eddf5bd069ea4bcc9100e1c95e53ee44e3bfde97c88879724"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IXaVYdqmxuQJjiCJN3MXqweXFrrx8zuDgZRsknxp6R366Tin4o8JNYlDn+Hrb9JrcnNeMseoZv8aio5nN+UrBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T23:57:14.118502Z","bundle_sha256":"269ba19079e780db6b6969183a9929bc9d64a008001176faf921147f858fd89b"}}