{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:53W4XUAG2R5D4CM7W3ZJ24GGS5","short_pith_number":"pith:53W4XUAG","schema_version":"1.0","canonical_sha256":"eeedcbd006d47a3e099fb6f29d70c6975269ee56246a1e07774d456a17b58eee","source":{"kind":"arxiv","id":"0906.4151","version":1},"attestation_state":"computed","paper":{"title":"Cosmography with the Einstein Telescope","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.CO","authors_text":"Bernard Schutz (MPI for Gravitational Physics - Albert Einstein Institute, B.S. Sathyaprakash (Cardiff University), Cardiff University), Chris Van Den Broeck (Cardiff University)","submitted_at":"2009-06-23T14:58:04Z","abstract_excerpt":"Einstein Telescope (ET) is a 3rd generation gravitational-wave (GW) detector that is currently undergoing a design study. ET can detect millions of compact binary mergers up to redshifts 2-8. A small fraction of mergers might be observed in coincidence as gamma-ray bursts, helping to measure both the luminosity distance and red-shift to the source. By fitting these measured values to a cosmological model, it should be possible to accurately infer the dark energy equation-of-state, dark matter and dark energy density parameters. ET could, therefore, herald a new era in cosmology."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"0906.4151","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-06-23T14:58:04Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"c4983ca64c0d576a517e8f1b164af8877484ada8fab2b6683b54a5902b52ab71","abstract_canon_sha256":"1925092c4181db104948be3baff50995825525e9cfaca77e4d8de03878fb43c3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:16:10.810823Z","signature_b64":"4oZMY4fHrvgRKqRyw9OpYPgnxi8QJCmz2oqRzRXC1pC1M9s1kiW8YBrsnDrfcXFK369nSI6aigrXPqYw+DoWBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eeedcbd006d47a3e099fb6f29d70c6975269ee56246a1e07774d456a17b58eee","last_reissued_at":"2026-05-18T04:16:10.810337Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:16:10.810337Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cosmography with the Einstein Telescope","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.CO","authors_text":"Bernard Schutz (MPI for Gravitational Physics - Albert Einstein Institute, B.S. Sathyaprakash (Cardiff University), Cardiff University), Chris Van Den Broeck (Cardiff University)","submitted_at":"2009-06-23T14:58:04Z","abstract_excerpt":"Einstein Telescope (ET) is a 3rd generation gravitational-wave (GW) detector that is currently undergoing a design study. ET can detect millions of compact binary mergers up to redshifts 2-8. A small fraction of mergers might be observed in coincidence as gamma-ray bursts, helping to measure both the luminosity distance and red-shift to the source. By fitting these measured values to a cosmological model, it should be possible to accurately infer the dark energy equation-of-state, dark matter and dark energy density parameters. ET could, therefore, herald a new era in cosmology."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.4151","kind":"arxiv","version":1},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"0906.4151","created_at":"2026-05-18T04:16:10.810414+00:00"},{"alias_kind":"arxiv_version","alias_value":"0906.4151v1","created_at":"2026-05-18T04:16:10.810414+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.4151","created_at":"2026-05-18T04:16:10.810414+00:00"},{"alias_kind":"pith_short_12","alias_value":"53W4XUAG2R5D","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_16","alias_value":"53W4XUAG2R5D4CM7","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_8","alias_value":"53W4XUAG","created_at":"2026-05-18T12:25:58.837520+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1912.02622","citing_title":"Science Case for the Einstein Telescope","ref_index":198,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5","json":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5.json","graph_json":"https://pith.science/api/pith-number/53W4XUAG2R5D4CM7W3ZJ24GGS5/graph.json","events_json":"https://pith.science/api/pith-number/53W4XUAG2R5D4CM7W3ZJ24GGS5/events.json","paper":"https://pith.science/paper/53W4XUAG"},"agent_actions":{"view_html":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5","download_json":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5.json","view_paper":"https://pith.science/paper/53W4XUAG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0906.4151&json=true","fetch_graph":"https://pith.science/api/pith-number/53W4XUAG2R5D4CM7W3ZJ24GGS5/graph.json","fetch_events":"https://pith.science/api/pith-number/53W4XUAG2R5D4CM7W3ZJ24GGS5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5/action/storage_attestation","attest_author":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5/action/author_attestation","sign_citation":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5/action/citation_signature","submit_replication":"https://pith.science/pith/53W4XUAG2R5D4CM7W3ZJ24GGS5/action/replication_record"}},"created_at":"2026-05-18T04:16:10.810414+00:00","updated_at":"2026-05-18T04:16:10.810414+00:00"}