{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:TIOOS4NQKP7HUDCFFTUMUEIRW5","short_pith_number":"pith:TIOOS4NQ","canonical_record":{"source":{"id":"astro-ph/0311475","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-11-20T13:45:24Z","cross_cats_sorted":[],"title_canon_sha256":"0f4c0f1d01a66087be94b0550aa0917f066621e97041e054bc7fe8fb08042823","abstract_canon_sha256":"aacbaa8a8c099099f45c2b495f02f8e49163ba0a1172b7b19a605eb72ab906a3"},"schema_version":"1.0"},"canonical_sha256":"9a1ce971b053fe7a0c452ce8ca1111b768ed583cab619e568a84a6889a7f8048","source":{"kind":"arxiv","id":"astro-ph/0311475","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0311475","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0311475v2","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0311475","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"pith_short_12","alias_value":"TIOOS4NQKP7H","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"pith_short_16","alias_value":"TIOOS4NQKP7HUDCF","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"pith_short_8","alias_value":"TIOOS4NQ","created_at":"2026-07-05T00:14:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:TIOOS4NQKP7HUDCFFTUMUEIRW5","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0311475","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-11-20T13:45:24Z","cross_cats_sorted":[],"title_canon_sha256":"0f4c0f1d01a66087be94b0550aa0917f066621e97041e054bc7fe8fb08042823","abstract_canon_sha256":"aacbaa8a8c099099f45c2b495f02f8e49163ba0a1172b7b19a605eb72ab906a3"},"schema_version":"1.0"},"canonical_sha256":"9a1ce971b053fe7a0c452ce8ca1111b768ed583cab619e568a84a6889a7f8048","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:14:06.635155Z","signature_b64":"XOhmjsqwxEEToJjf6B2yLMOEHx8/VQal2uZgCo/tz55JQQPrA1Ydwm8bOvtIJi1cBH192+KNJamKECUf/z+lCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9a1ce971b053fe7a0c452ce8ca1111b768ed583cab619e568a84a6889a7f8048","last_reissued_at":"2026-07-05T00:14:06.634733Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:14:06.634733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0311475","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":"2026-07-05T00:14:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ikeGtYuO2rdSI1p6DSNKeCTNXDXYC5hg7ttwGpNQNcZqj9xT4sJ/A9qJzsiPLOVdjAgy4IiEOzZdqDIlBOohBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T16:44:18.648587Z"},"content_sha256":"e2ea73acd14dc85dee0281710b3b7e2faecfcd1b5e2b285f3df14b0ad77e827a","schema_version":"1.0","event_id":"sha256:e2ea73acd14dc85dee0281710b3b7e2faecfcd1b5e2b285f3df14b0ad77e827a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:TIOOS4NQKP7HUDCFFTUMUEIRW5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Early results from the VIMOS VLT Deep Survey","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Cappi, A. Iovino, A. Mazure, A. Pollo, A. Zanichelli, B. Garilli, B. Marano, B. Meneux, C. Adami, C. Marinoni, D. Bottini, D. Maccagni, D. Rizzo, E. Zucca, G. Busarello, G. Mathez, G. Vettolani, G. Zamorani, H.J. McCracken, I. Gavignaud, J.P. Picat, L. Guzzo, L. Pozzetti, L. Tresse, M. Arnaboldi, M. Bolzonella, M. Bondi, M. Radovich, M. Scodeggio, O. Ilbert, O. Le F\\`evre, P. Ciliegi, P. Franzetti, P. Merluzzi, R. Pell\\`o, R. Scaramella, S. Bardelli, S. Charlot, S. Foucaud, S. Paltani, T. Contini, V. Le Brun, Y. Mellier","submitted_at":"2003-11-20T13:45:24Z","abstract_excerpt":"The VIMOS VLT Deep Survey (VVDS) is underway to study the evolution of galaxies, large scale structures and AGNs, from the measurement of more than 100000 spectra of faint objects. We present here the results from the first epoch observations of more than 20000 spectra. The main challenge of the program, the redshift measurements, is described, in particular entering the ``redshift desert'' in the range $1.5<z<3$ for which only very weak features are observed in the observed wavelength range. The redshift distribution of a magnitude limited sample brighter than $I_{AB}=24$ is presented for the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0311475","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0311475/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":"2026-07-05T00:14:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jWpe3+uhUndfXGnwNS/uaLQtT64zvhQUDZ48C/+xwjcwJwEJDMDw0DMfQ0GGaJeZUCUyIwEeAaj4x3ia3ENcBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T16:44:18.649838Z"},"content_sha256":"20fe2bbe49409f93b3dac60247f4fad3e8f721255f48a2c8309e1e3759e02717","schema_version":"1.0","event_id":"sha256:20fe2bbe49409f93b3dac60247f4fad3e8f721255f48a2c8309e1e3759e02717"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TIOOS4NQKP7HUDCFFTUMUEIRW5/bundle.json","state_url":"https://pith.science/pith/TIOOS4NQKP7HUDCFFTUMUEIRW5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TIOOS4NQKP7HUDCFFTUMUEIRW5/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":"2026-08-07T16:44:18Z","links":{"resolver":"https://pith.science/pith/TIOOS4NQKP7HUDCFFTUMUEIRW5","bundle":"https://pith.science/pith/TIOOS4NQKP7HUDCFFTUMUEIRW5/bundle.json","state":"https://pith.science/pith/TIOOS4NQKP7HUDCFFTUMUEIRW5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TIOOS4NQKP7HUDCFFTUMUEIRW5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:TIOOS4NQKP7HUDCFFTUMUEIRW5","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":"aacbaa8a8c099099f45c2b495f02f8e49163ba0a1172b7b19a605eb72ab906a3","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-11-20T13:45:24Z","title_canon_sha256":"0f4c0f1d01a66087be94b0550aa0917f066621e97041e054bc7fe8fb08042823"},"schema_version":"1.0","source":{"id":"astro-ph/0311475","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0311475","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0311475v2","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0311475","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"pith_short_12","alias_value":"TIOOS4NQKP7H","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"pith_short_16","alias_value":"TIOOS4NQKP7HUDCF","created_at":"2026-07-05T00:14:06Z"},{"alias_kind":"pith_short_8","alias_value":"TIOOS4NQ","created_at":"2026-07-05T00:14:06Z"}],"graph_snapshots":[{"event_id":"sha256:20fe2bbe49409f93b3dac60247f4fad3e8f721255f48a2c8309e1e3759e02717","target":"graph","created_at":"2026-07-05T00:14:06Z","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/astro-ph/0311475/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The VIMOS VLT Deep Survey (VVDS) is underway to study the evolution of galaxies, large scale structures and AGNs, from the measurement of more than 100000 spectra of faint objects. We present here the results from the first epoch observations of more than 20000 spectra. The main challenge of the program, the redshift measurements, is described, in particular entering the ``redshift desert'' in the range $1.5<z<3$ for which only very weak features are observed in the observed wavelength range. The redshift distribution of a magnitude limited sample brighter than $I_{AB}=24$ is presented for the","authors_text":"A. Cappi, A. Iovino, A. Mazure, A. Pollo, A. Zanichelli, B. Garilli, B. Marano, B. Meneux, C. Adami, C. Marinoni, D. Bottini, D. Maccagni, D. Rizzo, E. Zucca, G. Busarello, G. Mathez, G. Vettolani, G. Zamorani, H.J. McCracken, I. Gavignaud, J.P. Picat, L. Guzzo, L. Pozzetti, L. Tresse, M. Arnaboldi, M. Bolzonella, M. Bondi, M. Radovich, M. Scodeggio, O. Ilbert, O. Le F\\`evre, P. Ciliegi, P. Franzetti, P. Merluzzi, R. Pell\\`o, R. Scaramella, S. Bardelli, S. Charlot, S. Foucaud, S. Paltani, T. Contini, V. Le Brun, Y. Mellier","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2003-11-20T13:45:24Z","title":"Early results from the VIMOS VLT Deep Survey"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0311475","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:e2ea73acd14dc85dee0281710b3b7e2faecfcd1b5e2b285f3df14b0ad77e827a","target":"record","created_at":"2026-07-05T00:14:06Z","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":"aacbaa8a8c099099f45c2b495f02f8e49163ba0a1172b7b19a605eb72ab906a3","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-11-20T13:45:24Z","title_canon_sha256":"0f4c0f1d01a66087be94b0550aa0917f066621e97041e054bc7fe8fb08042823"},"schema_version":"1.0","source":{"id":"astro-ph/0311475","kind":"arxiv","version":2}},"canonical_sha256":"9a1ce971b053fe7a0c452ce8ca1111b768ed583cab619e568a84a6889a7f8048","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9a1ce971b053fe7a0c452ce8ca1111b768ed583cab619e568a84a6889a7f8048","first_computed_at":"2026-07-05T00:14:06.634733Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:14:06.634733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XOhmjsqwxEEToJjf6B2yLMOEHx8/VQal2uZgCo/tz55JQQPrA1Ydwm8bOvtIJi1cBH192+KNJamKECUf/z+lCA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:14:06.635155Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0311475","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e2ea73acd14dc85dee0281710b3b7e2faecfcd1b5e2b285f3df14b0ad77e827a","sha256:20fe2bbe49409f93b3dac60247f4fad3e8f721255f48a2c8309e1e3759e02717"],"state_sha256":"9d391f221f6667ea5eb2de5c396b9d319e59f0b0a77b89b1f09d3f753b13fccf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t+iIhNS86TxNyGIYMekmB/vGpJz1s+8J/HvHwIcNt/ctsTn4MfaE1ISDVuX4oDc4l3kKAdnsXPBEXVS1SmEeCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T16:44:18.658704Z","bundle_sha256":"c4049456865e14ac82370a2991dca8701fb9d419b20a1acd9e811d06846dba39"}}