{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:ZWFCP2RXDXXSYP5FMEXVJVOU5R","short_pith_number":"pith:ZWFCP2RX","canonical_record":{"source":{"id":"1011.2059","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-09T12:35:44Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"78f60245cc421df925016f537993a7088862c05e24542fc65806f2b9177d1e57","abstract_canon_sha256":"b0e09998daca7f4ded02671f78ba7e247b435d3d4e380574e5ce4195a1624ec3"},"schema_version":"1.0"},"canonical_sha256":"cd8a27ea371def2c3fa5612f54d5d4ec7c857c53b39c8f34c51b240a3dfd97d7","source":{"kind":"arxiv","id":"1011.2059","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.2059","created_at":"2026-05-18T02:04:49Z"},{"alias_kind":"arxiv_version","alias_value":"1011.2059v2","created_at":"2026-05-18T02:04:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.2059","created_at":"2026-05-18T02:04:49Z"},{"alias_kind":"pith_short_12","alias_value":"ZWFCP2RXDXXS","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"ZWFCP2RXDXXSYP5F","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"ZWFCP2RX","created_at":"2026-05-18T12:26:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:ZWFCP2RXDXXSYP5FMEXVJVOU5R","target":"record","payload":{"canonical_record":{"source":{"id":"1011.2059","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-09T12:35:44Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"78f60245cc421df925016f537993a7088862c05e24542fc65806f2b9177d1e57","abstract_canon_sha256":"b0e09998daca7f4ded02671f78ba7e247b435d3d4e380574e5ce4195a1624ec3"},"schema_version":"1.0"},"canonical_sha256":"cd8a27ea371def2c3fa5612f54d5d4ec7c857c53b39c8f34c51b240a3dfd97d7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:49.853621Z","signature_b64":"g3DHGnQvRagOaxEi0dMvQLqv/m9yTZF1PSu3tr2KXj0a8UkFYGMt1ZrJlMmk3HtxnKkJgReLwV5iCVKqqOkwBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd8a27ea371def2c3fa5612f54d5d4ec7c857c53b39c8f34c51b240a3dfd97d7","last_reissued_at":"2026-05-18T02:04:49.852964Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:49.852964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1011.2059","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":"2026-05-18T02:04:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5dSPaVZ/gJxHo/vQW5w0I0KJIPZCrA6O6MO5G1SJhBK2fwyukJWKvfLSiPa8BNToHov8gn9P93hWsDfDizKEBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T02:03:54.811945Z"},"content_sha256":"e3799c713a5d45c701c3205856b24350a2b803e13b8b8f696648795349fa4bae","schema_version":"1.0","event_id":"sha256:e3799c713a5d45c701c3205856b24350a2b803e13b8b8f696648795349fa4bae"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:ZWFCP2RXDXXSYP5FMEXVJVOU5R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Estimation of compact binary coalescense rates from short gamma-ray burst redshift measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Alexander Dietz","submitted_at":"2010-11-09T12:35:44Z","abstract_excerpt":"Short gamma-ray bursts are believed to originate from the merger of two compact objects. If this scenario is correct, these bursts will be accompanied by the emission of strong gravitational waves, detectable by current or planned GW detectors, such as LIGO and Virgo. No detection of a gravitational wave has been made up to date. In this paper I will use a set of observed redshift measurements of short gamma-ray bursts to fit a model in order to determine the rate of such merger events in the nearby universe. Various corrections will be included in that calculation, as the field-of-view of the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.2059","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":""},"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":"2026-05-18T02:04:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b0JK0pRh5NEd1C4NMwoMrWXJS6dlvahcmoJHvR0OB93wJxvB/5L3F5OpF9BhHhvrorlGmP5Hyz91mL78rAjvDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T02:03:54.812293Z"},"content_sha256":"b6406fe16b479c21580181b431a22a2edb19c2bf7fec97978aeae382d3052d88","schema_version":"1.0","event_id":"sha256:b6406fe16b479c21580181b431a22a2edb19c2bf7fec97978aeae382d3052d88"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZWFCP2RXDXXSYP5FMEXVJVOU5R/bundle.json","state_url":"https://pith.science/pith/ZWFCP2RXDXXSYP5FMEXVJVOU5R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZWFCP2RXDXXSYP5FMEXVJVOU5R/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":"2026-06-20T02:03:54Z","links":{"resolver":"https://pith.science/pith/ZWFCP2RXDXXSYP5FMEXVJVOU5R","bundle":"https://pith.science/pith/ZWFCP2RXDXXSYP5FMEXVJVOU5R/bundle.json","state":"https://pith.science/pith/ZWFCP2RXDXXSYP5FMEXVJVOU5R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZWFCP2RXDXXSYP5FMEXVJVOU5R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:ZWFCP2RXDXXSYP5FMEXVJVOU5R","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":"b0e09998daca7f4ded02671f78ba7e247b435d3d4e380574e5ce4195a1624ec3","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-09T12:35:44Z","title_canon_sha256":"78f60245cc421df925016f537993a7088862c05e24542fc65806f2b9177d1e57"},"schema_version":"1.0","source":{"id":"1011.2059","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.2059","created_at":"2026-05-18T02:04:49Z"},{"alias_kind":"arxiv_version","alias_value":"1011.2059v2","created_at":"2026-05-18T02:04:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.2059","created_at":"2026-05-18T02:04:49Z"},{"alias_kind":"pith_short_12","alias_value":"ZWFCP2RXDXXS","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"ZWFCP2RXDXXSYP5F","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"ZWFCP2RX","created_at":"2026-05-18T12:26:18Z"}],"graph_snapshots":[{"event_id":"sha256:b6406fe16b479c21580181b431a22a2edb19c2bf7fec97978aeae382d3052d88","target":"graph","created_at":"2026-05-18T02:04:49Z","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":"Short gamma-ray bursts are believed to originate from the merger of two compact objects. If this scenario is correct, these bursts will be accompanied by the emission of strong gravitational waves, detectable by current or planned GW detectors, such as LIGO and Virgo. No detection of a gravitational wave has been made up to date. In this paper I will use a set of observed redshift measurements of short gamma-ray bursts to fit a model in order to determine the rate of such merger events in the nearby universe. Various corrections will be included in that calculation, as the field-of-view of the","authors_text":"Alexander Dietz","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-09T12:35:44Z","title":"Estimation of compact binary coalescense rates from short gamma-ray burst redshift measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.2059","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:e3799c713a5d45c701c3205856b24350a2b803e13b8b8f696648795349fa4bae","target":"record","created_at":"2026-05-18T02:04:49Z","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":"b0e09998daca7f4ded02671f78ba7e247b435d3d4e380574e5ce4195a1624ec3","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-09T12:35:44Z","title_canon_sha256":"78f60245cc421df925016f537993a7088862c05e24542fc65806f2b9177d1e57"},"schema_version":"1.0","source":{"id":"1011.2059","kind":"arxiv","version":2}},"canonical_sha256":"cd8a27ea371def2c3fa5612f54d5d4ec7c857c53b39c8f34c51b240a3dfd97d7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd8a27ea371def2c3fa5612f54d5d4ec7c857c53b39c8f34c51b240a3dfd97d7","first_computed_at":"2026-05-18T02:04:49.852964Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:49.852964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"g3DHGnQvRagOaxEi0dMvQLqv/m9yTZF1PSu3tr2KXj0a8UkFYGMt1ZrJlMmk3HtxnKkJgReLwV5iCVKqqOkwBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:49.853621Z","signed_message":"canonical_sha256_bytes"},"source_id":"1011.2059","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e3799c713a5d45c701c3205856b24350a2b803e13b8b8f696648795349fa4bae","sha256:b6406fe16b479c21580181b431a22a2edb19c2bf7fec97978aeae382d3052d88"],"state_sha256":"f9fa95b95a24e62dd94d542c5c1cf5a2011f18d0066a7ad018725b770bfa3075"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H+xpssbkr3y0jUU69zXHlRCjQ3p8anSRfa25ztdeha2r0U6AoiGHfQK7MO+xbwKyfQix+EiNMVIo1XzUZ2MBBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T02:03:54.814286Z","bundle_sha256":"391683b3e0de272d7bd6ef8cd449756f8c1264416579b29e6489e7fc7786eab7"}}