{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:MZHQSNS2M66GWZ6OSYYFUURP3U","short_pith_number":"pith:MZHQSNS2","canonical_record":{"source":{"id":"2407.10788","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-07-15T15:07:30Z","cross_cats_sorted":[],"title_canon_sha256":"421ec8abede2054f7939f76c2df8311a04d53e78e0b1e6fe790e39caf68f776d","abstract_canon_sha256":"433daea7abe7c0c5ce1a8d85c3a7407b417cb9bf4f30e7cde498370307cee5c2"},"schema_version":"1.0"},"canonical_sha256":"664f09365a67bc6b67ce96305a522fdd151d3dd8583e8935fa843b6fb22c9b3e","source":{"kind":"arxiv","id":"2407.10788","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.10788","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"arxiv_version","alias_value":"2407.10788v2","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.10788","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"pith_short_12","alias_value":"MZHQSNS2M66G","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"pith_short_16","alias_value":"MZHQSNS2M66GWZ6O","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"pith_short_8","alias_value":"MZHQSNS2","created_at":"2026-07-05T09:27:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:MZHQSNS2M66GWZ6OSYYFUURP3U","target":"record","payload":{"canonical_record":{"source":{"id":"2407.10788","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-07-15T15:07:30Z","cross_cats_sorted":[],"title_canon_sha256":"421ec8abede2054f7939f76c2df8311a04d53e78e0b1e6fe790e39caf68f776d","abstract_canon_sha256":"433daea7abe7c0c5ce1a8d85c3a7407b417cb9bf4f30e7cde498370307cee5c2"},"schema_version":"1.0"},"canonical_sha256":"664f09365a67bc6b67ce96305a522fdd151d3dd8583e8935fa843b6fb22c9b3e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:27:57.384974Z","signature_b64":"kfidYsq/y7eXXj5urtvVUWQZCQZrkxv8FMO+PjIYZW1BvllxGSd0Z8MlHIdstTaH8JVu2h+VzophY3h5/HuVBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"664f09365a67bc6b67ce96305a522fdd151d3dd8583e8935fa843b6fb22c9b3e","last_reissued_at":"2026-07-05T09:27:57.384418Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:27:57.384418Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.10788","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":"2026-07-05T09:27:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ayfIzAsyKvx1txBMcDWXSFp5NQlvcZWa/Fivsa22Bc1U08aS1C2vBAvt7LbI1stbbGWPZAicmzH9yFimszA0BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T10:43:19.356690Z"},"content_sha256":"bd9bceddf37b6479474c850c96d6a193defaa55e9b3ff6494e98f44f1b90e4b3","schema_version":"1.0","event_id":"sha256:bd9bceddf37b6479474c850c96d6a193defaa55e9b3ff6494e98f44f1b90e4b3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:MZHQSNS2M66GWZ6OSYYFUURP3U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"CircleZ: Reliable Photometric redshifts for AGN computed using only photometry from Legacy Survey Imaging for DESI","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Dey, A. Koekemoer, A. Malyali, A. Merloni, A. Myers, A. Saxena, A. Zenteno, C. Kohl, C. Ricci, D. Lang, D. Schlegel, F. Valdes, H. Starck, J. Buchner, J. Comparat, J. Wolf, K. Nandra, M. J. Temple, M. Salvato, R. J. Assef, R. Shirley, R. Zhou, S.F. Anderson, S. Krippendorf, S. Morrison, T. Dwelly, W. Roster, X. Liu","submitted_at":"2024-07-15T15:07:30Z","abstract_excerpt":"(abridged)Photometric redshifts for AGN (galaxies hosting an accreting supermassive black hole in their center) are notoriously challenging and currently better computed via SED fitting, assuming that deep photometry for many wavelengths is available. However, for AGN detected all-sky, the photometry is limited and provided by different projects. This makes the task of homogenising the data challenging and is a dramatic drawback for the millions of AGN that wide surveys like SRG/eROSITA will detect. This work aims to compute reliable photometric redshifts for X-ray-detected AGN using only one "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.10788","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/2407.10788/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":"2026-07-05T09:27:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UPjkEGKpuTXSSRg3VNfXBjdwWsmXNWfoQKnNn/u4sZX2i8KTq33kk55Z9eBVjXQ0lNFXgUp2arkmNZchJ2imCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T10:43:19.357347Z"},"content_sha256":"6a43daa3d6a0109a86501297847ceaebd556eb85e9ba87ff1c4ba159e0211e55","schema_version":"1.0","event_id":"sha256:6a43daa3d6a0109a86501297847ceaebd556eb85e9ba87ff1c4ba159e0211e55"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MZHQSNS2M66GWZ6OSYYFUURP3U/bundle.json","state_url":"https://pith.science/pith/MZHQSNS2M66GWZ6OSYYFUURP3U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MZHQSNS2M66GWZ6OSYYFUURP3U/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":"2026-08-15T10:43:19Z","links":{"resolver":"https://pith.science/pith/MZHQSNS2M66GWZ6OSYYFUURP3U","bundle":"https://pith.science/pith/MZHQSNS2M66GWZ6OSYYFUURP3U/bundle.json","state":"https://pith.science/pith/MZHQSNS2M66GWZ6OSYYFUURP3U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MZHQSNS2M66GWZ6OSYYFUURP3U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:MZHQSNS2M66GWZ6OSYYFUURP3U","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":"433daea7abe7c0c5ce1a8d85c3a7407b417cb9bf4f30e7cde498370307cee5c2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-07-15T15:07:30Z","title_canon_sha256":"421ec8abede2054f7939f76c2df8311a04d53e78e0b1e6fe790e39caf68f776d"},"schema_version":"1.0","source":{"id":"2407.10788","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.10788","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"arxiv_version","alias_value":"2407.10788v2","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.10788","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"pith_short_12","alias_value":"MZHQSNS2M66G","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"pith_short_16","alias_value":"MZHQSNS2M66GWZ6O","created_at":"2026-07-05T09:27:57Z"},{"alias_kind":"pith_short_8","alias_value":"MZHQSNS2","created_at":"2026-07-05T09:27:57Z"}],"graph_snapshots":[{"event_id":"sha256:6a43daa3d6a0109a86501297847ceaebd556eb85e9ba87ff1c4ba159e0211e55","target":"graph","created_at":"2026-07-05T09:27:57Z","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/2407.10788/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"(abridged)Photometric redshifts for AGN (galaxies hosting an accreting supermassive black hole in their center) are notoriously challenging and currently better computed via SED fitting, assuming that deep photometry for many wavelengths is available. However, for AGN detected all-sky, the photometry is limited and provided by different projects. This makes the task of homogenising the data challenging and is a dramatic drawback for the millions of AGN that wide surveys like SRG/eROSITA will detect. This work aims to compute reliable photometric redshifts for X-ray-detected AGN using only one ","authors_text":"A. Dey, A. Koekemoer, A. Malyali, A. Merloni, A. Myers, A. Saxena, A. Zenteno, C. Kohl, C. Ricci, D. Lang, D. Schlegel, F. Valdes, H. Starck, J. Buchner, J. Comparat, J. Wolf, K. Nandra, M. J. Temple, M. Salvato, R. J. Assef, R. Shirley, R. Zhou, S.F. Anderson, S. Krippendorf, S. Morrison, T. Dwelly, W. Roster, X. Liu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-07-15T15:07:30Z","title":"CircleZ: Reliable Photometric redshifts for AGN computed using only photometry from Legacy Survey Imaging for DESI"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.10788","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:bd9bceddf37b6479474c850c96d6a193defaa55e9b3ff6494e98f44f1b90e4b3","target":"record","created_at":"2026-07-05T09:27:57Z","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":"433daea7abe7c0c5ce1a8d85c3a7407b417cb9bf4f30e7cde498370307cee5c2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-07-15T15:07:30Z","title_canon_sha256":"421ec8abede2054f7939f76c2df8311a04d53e78e0b1e6fe790e39caf68f776d"},"schema_version":"1.0","source":{"id":"2407.10788","kind":"arxiv","version":2}},"canonical_sha256":"664f09365a67bc6b67ce96305a522fdd151d3dd8583e8935fa843b6fb22c9b3e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"664f09365a67bc6b67ce96305a522fdd151d3dd8583e8935fa843b6fb22c9b3e","first_computed_at":"2026-07-05T09:27:57.384418Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:27:57.384418Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kfidYsq/y7eXXj5urtvVUWQZCQZrkxv8FMO+PjIYZW1BvllxGSd0Z8MlHIdstTaH8JVu2h+VzophY3h5/HuVBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:27:57.384974Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.10788","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bd9bceddf37b6479474c850c96d6a193defaa55e9b3ff6494e98f44f1b90e4b3","sha256:6a43daa3d6a0109a86501297847ceaebd556eb85e9ba87ff1c4ba159e0211e55"],"state_sha256":"84ed2cbb39785f84f6127acc6fd480627903ce0e8183e27a8f743b3ea2959a05"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fBSu8IjeP52Bk2N8erIkew/X2t1Z7pZM8H/BmLbHulerdG7lQl2N1O/az7QOh7o5S3ZUCebyEzGwIRcieeOQDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T10:43:19.390490Z","bundle_sha256":"bbb7723b6666d9059ea1c29779758322dc69ac5a6fc50af73a44206bf66ee5f9"}}