{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:7NPPFIPSV5ZZCUME4EFOYLLQ4J","short_pith_number":"pith:7NPPFIPS","canonical_record":{"source":{"id":"1308.4676","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-21T19:59:31Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"5a145f6c4d09d7693d3ae1672241c28ca4c3c3ad6631143e68b4bd56b006713e","abstract_canon_sha256":"aa257eb4057fcce88938667c10b0c7d2a8720cc9c737501a7e3eb9a3c4aaaeaf"},"schema_version":"1.0"},"canonical_sha256":"fb5ef2a1f2af73915184e10aec2d70e2782b073e542e013257209bb94525b6c2","source":{"kind":"arxiv","id":"1308.4676","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.4676","created_at":"2026-05-18T02:21:51Z"},{"alias_kind":"arxiv_version","alias_value":"1308.4676v3","created_at":"2026-05-18T02:21:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.4676","created_at":"2026-05-18T02:21:51Z"},{"alias_kind":"pith_short_12","alias_value":"7NPPFIPSV5ZZ","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7NPPFIPSV5ZZCUME","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7NPPFIPS","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:7NPPFIPSV5ZZCUME4EFOYLLQ4J","target":"record","payload":{"canonical_record":{"source":{"id":"1308.4676","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-21T19:59:31Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"5a145f6c4d09d7693d3ae1672241c28ca4c3c3ad6631143e68b4bd56b006713e","abstract_canon_sha256":"aa257eb4057fcce88938667c10b0c7d2a8720cc9c737501a7e3eb9a3c4aaaeaf"},"schema_version":"1.0"},"canonical_sha256":"fb5ef2a1f2af73915184e10aec2d70e2782b073e542e013257209bb94525b6c2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:21:51.980038Z","signature_b64":"6QOXDZgvvzQuWYR2gmwZ/J1sdZf9TKj88p6K98fBDAVUU/4AXWVt+vC+uaboKnsi+lJfV34P6TvgMuf+7UkzDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fb5ef2a1f2af73915184e10aec2d70e2782b073e542e013257209bb94525b6c2","last_reissued_at":"2026-05-18T02:21:51.979296Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:21:51.979296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1308.4676","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:21:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8AYSST2DxZBtZLAhEAHs+y9O5nPeJscTRzo+9sp+R+JU/vZhINJFnDv0nqzLzG9tN9yL9JkteIT+J8zEKIgCCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T07:14:07.438924Z"},"content_sha256":"42cc57c3d552eb886fa9624fecffff2f3a1eda346e4643efdbf37a393d78fe18","schema_version":"1.0","event_id":"sha256:42cc57c3d552eb886fa9624fecffff2f3a1eda346e4643efdbf37a393d78fe18"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:7NPPFIPSV5ZZCUME4EFOYLLQ4J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Implications of PSR J0737-3039B for the Galactic NS-NS Binary Merger Rate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Benetge Bhakthi Pranama Perera (U. Manchester, Chunglee Kim (Seoul National U., Maura A. McLaughlin (WVU), Wvu)","submitted_at":"2013-08-21T19:59:31Z","abstract_excerpt":"The Double Pulsar (PSR J0737-3039) is the only neutron star-neutron star (NS-NS) binary in which both NSs have been detectable as radio pulsars. The Double Pulsar has been assumed to dominate the Galactic NS-NS binary merger rate R_g among all known systems, solely based on the properties of the first-born, recycled pulsar (PSR J0737-3039A, or A) with an assumption for the beaming correction factor of 6. In this work, we carefully correct observational biases for the second-born, non-recycled pulsar (PSR J0737-0737B, or B) and estimate the contribution from the Double Pulsar on R_g using const"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.4676","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T02:21:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cfe4UP9i36dCejE2lm/2ZLXH7KTzPGmwlJXa+iCt2Jou4PgU+5NKYFrYYbrwKtVQzmzTiPM51fpo+No6HQJMAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T07:14:07.439700Z"},"content_sha256":"9eeef8db34e60ccc5e78c2092a839d88bc687357817a28e5b601ad1481bfcfc8","schema_version":"1.0","event_id":"sha256:9eeef8db34e60ccc5e78c2092a839d88bc687357817a28e5b601ad1481bfcfc8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7NPPFIPSV5ZZCUME4EFOYLLQ4J/bundle.json","state_url":"https://pith.science/pith/7NPPFIPSV5ZZCUME4EFOYLLQ4J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7NPPFIPSV5ZZCUME4EFOYLLQ4J/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":"2026-06-11T07:14:07Z","links":{"resolver":"https://pith.science/pith/7NPPFIPSV5ZZCUME4EFOYLLQ4J","bundle":"https://pith.science/pith/7NPPFIPSV5ZZCUME4EFOYLLQ4J/bundle.json","state":"https://pith.science/pith/7NPPFIPSV5ZZCUME4EFOYLLQ4J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7NPPFIPSV5ZZCUME4EFOYLLQ4J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:7NPPFIPSV5ZZCUME4EFOYLLQ4J","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":"aa257eb4057fcce88938667c10b0c7d2a8720cc9c737501a7e3eb9a3c4aaaeaf","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-21T19:59:31Z","title_canon_sha256":"5a145f6c4d09d7693d3ae1672241c28ca4c3c3ad6631143e68b4bd56b006713e"},"schema_version":"1.0","source":{"id":"1308.4676","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.4676","created_at":"2026-05-18T02:21:51Z"},{"alias_kind":"arxiv_version","alias_value":"1308.4676v3","created_at":"2026-05-18T02:21:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.4676","created_at":"2026-05-18T02:21:51Z"},{"alias_kind":"pith_short_12","alias_value":"7NPPFIPSV5ZZ","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7NPPFIPSV5ZZCUME","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7NPPFIPS","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:9eeef8db34e60ccc5e78c2092a839d88bc687357817a28e5b601ad1481bfcfc8","target":"graph","created_at":"2026-05-18T02:21:51Z","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"},"paper":{"abstract_excerpt":"The Double Pulsar (PSR J0737-3039) is the only neutron star-neutron star (NS-NS) binary in which both NSs have been detectable as radio pulsars. The Double Pulsar has been assumed to dominate the Galactic NS-NS binary merger rate R_g among all known systems, solely based on the properties of the first-born, recycled pulsar (PSR J0737-3039A, or A) with an assumption for the beaming correction factor of 6. In this work, we carefully correct observational biases for the second-born, non-recycled pulsar (PSR J0737-0737B, or B) and estimate the contribution from the Double Pulsar on R_g using const","authors_text":"Benetge Bhakthi Pranama Perera (U. Manchester, Chunglee Kim (Seoul National U., Maura A. McLaughlin (WVU), Wvu)","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-21T19:59:31Z","title":"Implications of PSR J0737-3039B for the Galactic NS-NS Binary Merger Rate"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.4676","kind":"arxiv","version":3},"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":"sha256:42cc57c3d552eb886fa9624fecffff2f3a1eda346e4643efdbf37a393d78fe18","target":"record","created_at":"2026-05-18T02:21:51Z","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":"aa257eb4057fcce88938667c10b0c7d2a8720cc9c737501a7e3eb9a3c4aaaeaf","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-08-21T19:59:31Z","title_canon_sha256":"5a145f6c4d09d7693d3ae1672241c28ca4c3c3ad6631143e68b4bd56b006713e"},"schema_version":"1.0","source":{"id":"1308.4676","kind":"arxiv","version":3}},"canonical_sha256":"fb5ef2a1f2af73915184e10aec2d70e2782b073e542e013257209bb94525b6c2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fb5ef2a1f2af73915184e10aec2d70e2782b073e542e013257209bb94525b6c2","first_computed_at":"2026-05-18T02:21:51.979296Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:21:51.979296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6QOXDZgvvzQuWYR2gmwZ/J1sdZf9TKj88p6K98fBDAVUU/4AXWVt+vC+uaboKnsi+lJfV34P6TvgMuf+7UkzDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:21:51.980038Z","signed_message":"canonical_sha256_bytes"},"source_id":"1308.4676","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:42cc57c3d552eb886fa9624fecffff2f3a1eda346e4643efdbf37a393d78fe18","sha256:9eeef8db34e60ccc5e78c2092a839d88bc687357817a28e5b601ad1481bfcfc8"],"state_sha256":"4fa9faa4be2bdfb494c3adea4b393345448cefc00a5ff2b1a6d804b8bf28f0a7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0PHnPWo6akXPvkN364OllDORnU+RZoLj0MBsrnM+X+JA/2IUBn+zWifmqtOecrtJdXq15p42Gorub36oLqmvBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T07:14:07.444453Z","bundle_sha256":"85bca6d2f792e57b34c6655f511e1ceed2dd052cfa1a5924ea130936c7d8b042"}}