{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:POZ3D75HBLHQKFFDPW244YORVV","short_pith_number":"pith:POZ3D75H","canonical_record":{"source":{"id":"astro-ph/0401406","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-20T21:09:28Z","cross_cats_sorted":[],"title_canon_sha256":"5b30f5848c2cd1c8ac771512cad5bb7516e7c3167e65e79b42700c88067f35c6","abstract_canon_sha256":"c44aa1ae659cca5b40873f75ad9e6acd458e77b5f8827a0529c4694d56c90d47"},"schema_version":"1.0"},"canonical_sha256":"7bb3b1ffa70acf0514a37db5ce61d1ad6c7fdc6050241b9c8b865559c70155ba","source":{"kind":"arxiv","id":"astro-ph/0401406","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0401406","created_at":"2026-05-18T04:27:04Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0401406v2","created_at":"2026-05-18T04:27:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0401406","created_at":"2026-05-18T04:27:04Z"},{"alias_kind":"pith_short_12","alias_value":"POZ3D75HBLHQ","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"POZ3D75HBLHQKFFD","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"POZ3D75H","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:POZ3D75HBLHQKFFDPW244YORVV","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0401406","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-20T21:09:28Z","cross_cats_sorted":[],"title_canon_sha256":"5b30f5848c2cd1c8ac771512cad5bb7516e7c3167e65e79b42700c88067f35c6","abstract_canon_sha256":"c44aa1ae659cca5b40873f75ad9e6acd458e77b5f8827a0529c4694d56c90d47"},"schema_version":"1.0"},"canonical_sha256":"7bb3b1ffa70acf0514a37db5ce61d1ad6c7fdc6050241b9c8b865559c70155ba","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:27:04.676706Z","signature_b64":"a/rmLn3oRRixBlS6K9L+jAIbm2GAwrVikeEsRQa2V+NA9eCDdNOA9+yKwCkLGaC3HmuPS1wflExCzMB+b0fYCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7bb3b1ffa70acf0514a37db5ce61d1ad6c7fdc6050241b9c8b865559c70155ba","last_reissued_at":"2026-05-18T04:27:04.675565Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:27:04.675565Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0401406","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":"2026-05-18T04:27:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AOUHpQ8D7DrOBmfG2vkVVCiJ3DZ6nguwLePhW97vvkyWgiUYthgRrYT/LlF0exOBO9NLBVEpM9CiHaYpTYRzBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:30:20.673424Z"},"content_sha256":"a1c557ea5426e7fae484200c3597ba0ca2db65b88901f11b58e463df63444182","schema_version":"1.0","event_id":"sha256:a1c557ea5426e7fae484200c3597ba0ca2db65b88901f11b58e463df63444182"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:POZ3D75HBLHQKFFDPW244YORVV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The 2dF Galaxy Redshift Survey: voids and hierarchical scaling models","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"B. A. Peterson, C. Collins, C. Jackson, C. M. Baugh, C. S. Frenk, D. J. Croton, D. Madgwick, E. Gaztanaga, G. Dalton, G. Efstathiou, I. K. Baldry, I. Lewis, J. A. Peacock, J. Bland-Hawthorn, K. Glazebrook, K. Taylor (the 2dFGRS Team), M. Colless, O. Lahav, P. Norberg, R. Cannon, R. De Propris, R. S. Ellis, S. Cole, S. Lumsden, S. Maddox, S. P. Driver, T. Bridges, W. Couch, W. Sutherland","submitted_at":"2004-01-20T21:09:28Z","abstract_excerpt":"We measure the redshift space reduced void probability function (VPF) for 2dFGRS volume limited galaxy samples covering the absolute magnitude range M_bJ-5logh=-18 to -22. Theoretically, the VPF connects the distribution of voids to the moments of galaxy clustering of all orders, and can be used to discriminate clustering models in the weakly non-linear regime. The reduced VPF measured from the 2dFGRS is in excellent agreement with the paradigm of hierarchical scaling of the galaxy clustering moments. The accuracy of our measurement is such that we can rule out, at a very high significance, po"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0401406","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":"2026-05-18T04:27:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UlUOtQVzqbaOUJo19P4idc+uookcA0uIkqAkd2jCIqWOr8CM5F0H3HjzpwmxSRQPC69tOJkDHkzw+gWwpqzkCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:30:20.674035Z"},"content_sha256":"d2ec275ad8f7462f013aee5596f3d444ed89a32d8c855d76d05b351637e7c43e","schema_version":"1.0","event_id":"sha256:d2ec275ad8f7462f013aee5596f3d444ed89a32d8c855d76d05b351637e7c43e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/POZ3D75HBLHQKFFDPW244YORVV/bundle.json","state_url":"https://pith.science/pith/POZ3D75HBLHQKFFDPW244YORVV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/POZ3D75HBLHQKFFDPW244YORVV/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":"2026-05-25T23:30:20Z","links":{"resolver":"https://pith.science/pith/POZ3D75HBLHQKFFDPW244YORVV","bundle":"https://pith.science/pith/POZ3D75HBLHQKFFDPW244YORVV/bundle.json","state":"https://pith.science/pith/POZ3D75HBLHQKFFDPW244YORVV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/POZ3D75HBLHQKFFDPW244YORVV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:POZ3D75HBLHQKFFDPW244YORVV","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":"c44aa1ae659cca5b40873f75ad9e6acd458e77b5f8827a0529c4694d56c90d47","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-20T21:09:28Z","title_canon_sha256":"5b30f5848c2cd1c8ac771512cad5bb7516e7c3167e65e79b42700c88067f35c6"},"schema_version":"1.0","source":{"id":"astro-ph/0401406","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0401406","created_at":"2026-05-18T04:27:04Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0401406v2","created_at":"2026-05-18T04:27:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0401406","created_at":"2026-05-18T04:27:04Z"},{"alias_kind":"pith_short_12","alias_value":"POZ3D75HBLHQ","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"POZ3D75HBLHQKFFD","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"POZ3D75H","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:d2ec275ad8f7462f013aee5596f3d444ed89a32d8c855d76d05b351637e7c43e","target":"graph","created_at":"2026-05-18T04:27:04Z","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":"We measure the redshift space reduced void probability function (VPF) for 2dFGRS volume limited galaxy samples covering the absolute magnitude range M_bJ-5logh=-18 to -22. Theoretically, the VPF connects the distribution of voids to the moments of galaxy clustering of all orders, and can be used to discriminate clustering models in the weakly non-linear regime. The reduced VPF measured from the 2dFGRS is in excellent agreement with the paradigm of hierarchical scaling of the galaxy clustering moments. The accuracy of our measurement is such that we can rule out, at a very high significance, po","authors_text":"B. A. Peterson, C. Collins, C. Jackson, C. M. Baugh, C. S. Frenk, D. J. Croton, D. Madgwick, E. Gaztanaga, G. Dalton, G. Efstathiou, I. K. Baldry, I. Lewis, J. A. Peacock, J. Bland-Hawthorn, K. Glazebrook, K. Taylor (the 2dFGRS Team), M. Colless, O. Lahav, P. Norberg, R. Cannon, R. De Propris, R. S. Ellis, S. Cole, S. Lumsden, S. Maddox, S. P. Driver, T. Bridges, W. Couch, W. Sutherland","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2004-01-20T21:09:28Z","title":"The 2dF Galaxy Redshift Survey: voids and hierarchical scaling models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0401406","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:a1c557ea5426e7fae484200c3597ba0ca2db65b88901f11b58e463df63444182","target":"record","created_at":"2026-05-18T04:27:04Z","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":"c44aa1ae659cca5b40873f75ad9e6acd458e77b5f8827a0529c4694d56c90d47","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-20T21:09:28Z","title_canon_sha256":"5b30f5848c2cd1c8ac771512cad5bb7516e7c3167e65e79b42700c88067f35c6"},"schema_version":"1.0","source":{"id":"astro-ph/0401406","kind":"arxiv","version":2}},"canonical_sha256":"7bb3b1ffa70acf0514a37db5ce61d1ad6c7fdc6050241b9c8b865559c70155ba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7bb3b1ffa70acf0514a37db5ce61d1ad6c7fdc6050241b9c8b865559c70155ba","first_computed_at":"2026-05-18T04:27:04.675565Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:27:04.675565Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a/rmLn3oRRixBlS6K9L+jAIbm2GAwrVikeEsRQa2V+NA9eCDdNOA9+yKwCkLGaC3HmuPS1wflExCzMB+b0fYCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:27:04.676706Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0401406","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a1c557ea5426e7fae484200c3597ba0ca2db65b88901f11b58e463df63444182","sha256:d2ec275ad8f7462f013aee5596f3d444ed89a32d8c855d76d05b351637e7c43e"],"state_sha256":"2223a6fef69bd09aa84fa18207b38b3768fb30379c4685d15c4859bc538f7017"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wSPrCjgi8jUm80Qwl5vbbWcT5zSM9hZPbW4JeD0IXJUOwwME7RDSL6CLC7/QjjRjYHoiomFPaVPwCf0vtAe4DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:30:20.677661Z","bundle_sha256":"737ddd8859f17e4862fc7803c1301397345b7b2473f0933c54524e57d021b48d"}}