{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:TZV64CFWTX6YZ5UGYCZCX27YM6","short_pith_number":"pith:TZV64CFW","canonical_record":{"source":{"id":"astro-ph/0110292","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-10-12T09:24:33Z","cross_cats_sorted":[],"title_canon_sha256":"8d7de82bf1112fcefd6c340f75bd89802f2d8d40c90aa6b0137b49be13f28f4f","abstract_canon_sha256":"8a9b843e0da545e1bd9d3f48203183240854516ddda1c45d1ae7e3d52bf60123"},"schema_version":"1.0"},"canonical_sha256":"9e6bee08b69dfd8cf686c0b22bebf867b5b40bbc75441e596e7266c615059c99","source":{"kind":"arxiv","id":"astro-ph/0110292","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0110292","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0110292v1","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0110292","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"pith_short_12","alias_value":"TZV64CFWTX6Y","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"TZV64CFWTX6YZ5UG","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"TZV64CFW","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:TZV64CFWTX6YZ5UGYCZCX27YM6","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0110292","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-10-12T09:24:33Z","cross_cats_sorted":[],"title_canon_sha256":"8d7de82bf1112fcefd6c340f75bd89802f2d8d40c90aa6b0137b49be13f28f4f","abstract_canon_sha256":"8a9b843e0da545e1bd9d3f48203183240854516ddda1c45d1ae7e3d52bf60123"},"schema_version":"1.0"},"canonical_sha256":"9e6bee08b69dfd8cf686c0b22bebf867b5b40bbc75441e596e7266c615059c99","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:45.413887Z","signature_b64":"LKvpE82Zm9rNApZNgXmmb54k0uylEsp8Jw4V8jPLeoh8kU+wJZOEbFXIrk1NFwg81/K0p42MFcVrCCLFwppjBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9e6bee08b69dfd8cf686c0b22bebf867b5b40bbc75441e596e7266c615059c99","last_reissued_at":"2026-05-18T01:07:45.413332Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:45.413332Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0110292","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:07:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n4e/oirAbJjN+6XWMF4ugjAsAGNiBLFcLtBdhhnQxWSf0qhGgJgVyXcIl5ed0JM4ZZezMQuMi/lv0GXS3e8+CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T07:14:08.100963Z"},"content_sha256":"10b661fe74eba01dc6e1a533eeee3c86d68b0d6222d972469a82631da0e726f1","schema_version":"1.0","event_id":"sha256:10b661fe74eba01dc6e1a533eeee3c86d68b0d6222d972469a82631da0e726f1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:TZV64CFWTX6YZ5UGYCZCX27YM6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New insights on the accuracy of photometric redshift measurements","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Buzzoni (TNG, A. Iovino (Oss. Astron. Brera), D. Valls--Gabaud (Obs. Midi-Pyrenees), M. Massarotti (Oss. Astron. Capodimonte), Oss. Astron. Brera)","submitted_at":"2001-10-12T09:24:33Z","abstract_excerpt":"We use the deepest and most complete redshift catalog currently available (the Hubble Deep Field (HDF) North supplemented by new HDF South redshift data) to minimize residuals between photometric and spectroscopic redshift estimates.\n The good agreement at z_spec < 1.5 shows that model libraries provide a good description of the galaxy population. At z_spec > 2.0, the systematic shift between photometric and spectroscopic redshifts decreases when the modeling of the absorption by the interstellar and intergalactic media is refined. As a result, in the entire redshift range 0 < z < 6, residuals"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0110292","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:07:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1lsxbuIZ1YhBQqZBLfeijh7zmQed0LcZQzpPUavOBgx7OFWgv46O3uQ4H/SPajr6FVFxCma5sfvsbOjMOqZ5CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T07:14:08.101689Z"},"content_sha256":"faffba61a7edfc5ee33cf112266b527fc1199cf58f294df331d193fafb082345","schema_version":"1.0","event_id":"sha256:faffba61a7edfc5ee33cf112266b527fc1199cf58f294df331d193fafb082345"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TZV64CFWTX6YZ5UGYCZCX27YM6/bundle.json","state_url":"https://pith.science/pith/TZV64CFWTX6YZ5UGYCZCX27YM6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TZV64CFWTX6YZ5UGYCZCX27YM6/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":"2026-06-10T07:14:08Z","links":{"resolver":"https://pith.science/pith/TZV64CFWTX6YZ5UGYCZCX27YM6","bundle":"https://pith.science/pith/TZV64CFWTX6YZ5UGYCZCX27YM6/bundle.json","state":"https://pith.science/pith/TZV64CFWTX6YZ5UGYCZCX27YM6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TZV64CFWTX6YZ5UGYCZCX27YM6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:TZV64CFWTX6YZ5UGYCZCX27YM6","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":"8a9b843e0da545e1bd9d3f48203183240854516ddda1c45d1ae7e3d52bf60123","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-10-12T09:24:33Z","title_canon_sha256":"8d7de82bf1112fcefd6c340f75bd89802f2d8d40c90aa6b0137b49be13f28f4f"},"schema_version":"1.0","source":{"id":"astro-ph/0110292","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0110292","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0110292v1","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0110292","created_at":"2026-05-18T01:07:45Z"},{"alias_kind":"pith_short_12","alias_value":"TZV64CFWTX6Y","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"TZV64CFWTX6YZ5UG","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"TZV64CFW","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:faffba61a7edfc5ee33cf112266b527fc1199cf58f294df331d193fafb082345","target":"graph","created_at":"2026-05-18T01:07:45Z","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 use the deepest and most complete redshift catalog currently available (the Hubble Deep Field (HDF) North supplemented by new HDF South redshift data) to minimize residuals between photometric and spectroscopic redshift estimates.\n The good agreement at z_spec < 1.5 shows that model libraries provide a good description of the galaxy population. At z_spec > 2.0, the systematic shift between photometric and spectroscopic redshifts decreases when the modeling of the absorption by the interstellar and intergalactic media is refined. As a result, in the entire redshift range 0 < z < 6, residuals","authors_text":"A. Buzzoni (TNG, A. Iovino (Oss. Astron. Brera), D. Valls--Gabaud (Obs. Midi-Pyrenees), M. Massarotti (Oss. Astron. Capodimonte), Oss. Astron. Brera)","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2001-10-12T09:24:33Z","title":"New insights on the accuracy of photometric redshift measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0110292","kind":"arxiv","version":1},"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":"sha256:10b661fe74eba01dc6e1a533eeee3c86d68b0d6222d972469a82631da0e726f1","target":"record","created_at":"2026-05-18T01:07:45Z","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":"8a9b843e0da545e1bd9d3f48203183240854516ddda1c45d1ae7e3d52bf60123","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-10-12T09:24:33Z","title_canon_sha256":"8d7de82bf1112fcefd6c340f75bd89802f2d8d40c90aa6b0137b49be13f28f4f"},"schema_version":"1.0","source":{"id":"astro-ph/0110292","kind":"arxiv","version":1}},"canonical_sha256":"9e6bee08b69dfd8cf686c0b22bebf867b5b40bbc75441e596e7266c615059c99","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9e6bee08b69dfd8cf686c0b22bebf867b5b40bbc75441e596e7266c615059c99","first_computed_at":"2026-05-18T01:07:45.413332Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:07:45.413332Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LKvpE82Zm9rNApZNgXmmb54k0uylEsp8Jw4V8jPLeoh8kU+wJZOEbFXIrk1NFwg81/K0p42MFcVrCCLFwppjBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:07:45.413887Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0110292","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:10b661fe74eba01dc6e1a533eeee3c86d68b0d6222d972469a82631da0e726f1","sha256:faffba61a7edfc5ee33cf112266b527fc1199cf58f294df331d193fafb082345"],"state_sha256":"48cb9887baef929c8d645815cab7d35134429076072d227eb0d47337966d939c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TSwwtj5k1e/7kije7mwKd0TePcQuVczh30buvNZnjggHNacXxBr3ZMhNCetRwSowUuUkpB4O/b+vKh5m+S6+Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T07:14:08.105784Z","bundle_sha256":"25aea7aee7118e00e79cb1e9bb149148be32ad74ed17e294de5ff3210293f993"}}