{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:4K62JWMKO4TGECANK3KL2F33R7","short_pith_number":"pith:4K62JWMK","canonical_record":{"source":{"id":"2301.02289","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-01-05T20:46:21Z","cross_cats_sorted":[],"title_canon_sha256":"6ead5804f162cc08c4453af6bc236818e6fdbd236b593aecefb212ca297fdbb3","abstract_canon_sha256":"f1643873e87a92f3949894e64fe9b9a28f9969492f7f874fbb847a3bb0ba013f"},"schema_version":"1.0"},"canonical_sha256":"e2bda4d98a772662080d56d4bd177b8ff8f58ab2badd660f40e4dab2e742481f","source":{"kind":"arxiv","id":"2301.02289","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.02289","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"arxiv_version","alias_value":"2301.02289v5","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.02289","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"pith_short_12","alias_value":"4K62JWMKO4TG","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"pith_short_16","alias_value":"4K62JWMKO4TGECAN","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"pith_short_8","alias_value":"4K62JWMK","created_at":"2026-07-05T07:31:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:4K62JWMKO4TGECANK3KL2F33R7","target":"record","payload":{"canonical_record":{"source":{"id":"2301.02289","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-01-05T20:46:21Z","cross_cats_sorted":[],"title_canon_sha256":"6ead5804f162cc08c4453af6bc236818e6fdbd236b593aecefb212ca297fdbb3","abstract_canon_sha256":"f1643873e87a92f3949894e64fe9b9a28f9969492f7f874fbb847a3bb0ba013f"},"schema_version":"1.0"},"canonical_sha256":"e2bda4d98a772662080d56d4bd177b8ff8f58ab2badd660f40e4dab2e742481f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:31:51.162468Z","signature_b64":"1hefKwGRwAXA5tmS68DLYykf/9pKoDulTmAEI9TfrmemzcmZ/iFU6fymzOehZp8ifhIYximgO8Bty5cRkjLWBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e2bda4d98a772662080d56d4bd177b8ff8f58ab2badd660f40e4dab2e742481f","last_reissued_at":"2026-07-05T07:31:51.161962Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:31:51.161962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2301.02289","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:31:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GwqVnD7lspVWdK9p7vFv+npg4+gZw3IJ9vXmIgBiMEZORwKh8vqDSuWnaXpFum7YkaRc7uQZh7X82S98oESnCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T23:17:41.598989Z"},"content_sha256":"ed6152f5e0d714e86ba01bdf1215e1a6fc4b11945b689636b72b9ac0cda57a98","schema_version":"1.0","event_id":"sha256:ed6152f5e0d714e86ba01bdf1215e1a6fc4b11945b689636b72b9ac0cda57a98"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:4K62JWMKO4TGECANK3KL2F33R7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cosmological Fisher forecasts for next-generation spectroscopic surveys","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"2, (2) Institut de F\\'isica d'Altes Energies, 3), (3) Physics institute of the \\'Ecole Normale Sup\\'erieure PSL, Cheng Zhao (1), France), Jean-Paul Kneib (1) ((1) Laboratory of Astrophysics \\'Ecole Polytechnique F\\'ed\\'erale de Lausanne, Jiaxi Yu (1), Spain, Switzerland, William d'Assignies D. (1","submitted_at":"2023-01-05T20:46:21Z","abstract_excerpt":"Next-generation spectroscopic surveys such as the MegaMapper, MUltiplexed Survey Telescope (MUST), MaunaKea Spectroscopic Explorer (MSE), and Wide Spectroscopic Telescope (WST) are foreseen to increase the number of galaxy/quasar redshifts by an order of magnitude, with hundred millions of spectra that will be measured at $z>2$. We perform a Fisher matrix analysis for these surveys on the baryonic acoustic oscillation (BAO), the redshift-space distortion (RSD) measurement, the non-Gaussianity amplitude $f_{\\rm NL}$, and the total neutrino mass $M_\\nu$. For BAO and RSD parameters, these surveys"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.02289","kind":"arxiv","version":5},"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/2301.02289/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":"2026-07-05T07:31:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tf+IT0sD90aNkLK7xBikbmoygtHnsIqVL8+TRvCMc5y7vbjMfn2ygfg4C/BHfuvS8YMcmOksEsVZqD5iiMaYAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T23:17:41.599919Z"},"content_sha256":"5b6b32a3543bef9b653844155c2dbae161cbf4e3a1593111dfc8844ff025c251","schema_version":"1.0","event_id":"sha256:5b6b32a3543bef9b653844155c2dbae161cbf4e3a1593111dfc8844ff025c251"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4K62JWMKO4TGECANK3KL2F33R7/bundle.json","state_url":"https://pith.science/pith/4K62JWMKO4TGECANK3KL2F33R7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4K62JWMKO4TGECANK3KL2F33R7/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":"2026-08-01T23:17:41Z","links":{"resolver":"https://pith.science/pith/4K62JWMKO4TGECANK3KL2F33R7","bundle":"https://pith.science/pith/4K62JWMKO4TGECANK3KL2F33R7/bundle.json","state":"https://pith.science/pith/4K62JWMKO4TGECANK3KL2F33R7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4K62JWMKO4TGECANK3KL2F33R7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:4K62JWMKO4TGECANK3KL2F33R7","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":"f1643873e87a92f3949894e64fe9b9a28f9969492f7f874fbb847a3bb0ba013f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-01-05T20:46:21Z","title_canon_sha256":"6ead5804f162cc08c4453af6bc236818e6fdbd236b593aecefb212ca297fdbb3"},"schema_version":"1.0","source":{"id":"2301.02289","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.02289","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"arxiv_version","alias_value":"2301.02289v5","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.02289","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"pith_short_12","alias_value":"4K62JWMKO4TG","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"pith_short_16","alias_value":"4K62JWMKO4TGECAN","created_at":"2026-07-05T07:31:51Z"},{"alias_kind":"pith_short_8","alias_value":"4K62JWMK","created_at":"2026-07-05T07:31:51Z"}],"graph_snapshots":[{"event_id":"sha256:5b6b32a3543bef9b653844155c2dbae161cbf4e3a1593111dfc8844ff025c251","target":"graph","created_at":"2026-07-05T07:31:51Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2301.02289/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Next-generation spectroscopic surveys such as the MegaMapper, MUltiplexed Survey Telescope (MUST), MaunaKea Spectroscopic Explorer (MSE), and Wide Spectroscopic Telescope (WST) are foreseen to increase the number of galaxy/quasar redshifts by an order of magnitude, with hundred millions of spectra that will be measured at $z>2$. We perform a Fisher matrix analysis for these surveys on the baryonic acoustic oscillation (BAO), the redshift-space distortion (RSD) measurement, the non-Gaussianity amplitude $f_{\\rm NL}$, and the total neutrino mass $M_\\nu$. For BAO and RSD parameters, these surveys","authors_text":"2, (2) Institut de F\\'isica d'Altes Energies, 3), (3) Physics institute of the \\'Ecole Normale Sup\\'erieure PSL, Cheng Zhao (1), France), Jean-Paul Kneib (1) ((1) Laboratory of Astrophysics \\'Ecole Polytechnique F\\'ed\\'erale de Lausanne, Jiaxi Yu (1), Spain, Switzerland, William d'Assignies D. (1","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-01-05T20:46:21Z","title":"Cosmological Fisher forecasts for next-generation spectroscopic surveys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.02289","kind":"arxiv","version":5},"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:ed6152f5e0d714e86ba01bdf1215e1a6fc4b11945b689636b72b9ac0cda57a98","target":"record","created_at":"2026-07-05T07:31:51Z","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":"f1643873e87a92f3949894e64fe9b9a28f9969492f7f874fbb847a3bb0ba013f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-01-05T20:46:21Z","title_canon_sha256":"6ead5804f162cc08c4453af6bc236818e6fdbd236b593aecefb212ca297fdbb3"},"schema_version":"1.0","source":{"id":"2301.02289","kind":"arxiv","version":5}},"canonical_sha256":"e2bda4d98a772662080d56d4bd177b8ff8f58ab2badd660f40e4dab2e742481f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e2bda4d98a772662080d56d4bd177b8ff8f58ab2badd660f40e4dab2e742481f","first_computed_at":"2026-07-05T07:31:51.161962Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:31:51.161962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1hefKwGRwAXA5tmS68DLYykf/9pKoDulTmAEI9TfrmemzcmZ/iFU6fymzOehZp8ifhIYximgO8Bty5cRkjLWBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:31:51.162468Z","signed_message":"canonical_sha256_bytes"},"source_id":"2301.02289","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed6152f5e0d714e86ba01bdf1215e1a6fc4b11945b689636b72b9ac0cda57a98","sha256:5b6b32a3543bef9b653844155c2dbae161cbf4e3a1593111dfc8844ff025c251"],"state_sha256":"50919dc0201c8725b1cbb9c2e4b840561dfc426394c2d2e330d178f2dc75dd62"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g8qSnKrLVLBdIbPDexwgrhERaFV5kYNkeeQUEDfHjHWRd/8lN9RSnQyzvfsRvCyMP+Y2Ibely+gonx8OFCeoAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T23:17:41.606278Z","bundle_sha256":"62bce26ac426a541ce0cada9f3cb2c95973a2235862f8096515cc8687b605bbf"}}