{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:FWTR7BY6AEJKO6GFE3W34MPBTK","short_pith_number":"pith:FWTR7BY6","canonical_record":{"source":{"id":"2311.07836","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-11-14T01:34:38Z","cross_cats_sorted":[],"title_canon_sha256":"ed1c569c59adca8b26b357303bad27293f5afabccd5c92749e4486006670043e","abstract_canon_sha256":"36283909f4b3a5e6f1b8bf15dbfb75494eef53c4556377db7e93cd286abb509e"},"schema_version":"1.0"},"canonical_sha256":"2da71f871e0112a778c526edbe31e19a870ae117d23a42d1a419b73f7aabe739","source":{"kind":"arxiv","id":"2311.07836","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.07836","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"arxiv_version","alias_value":"2311.07836v1","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.07836","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"pith_short_12","alias_value":"FWTR7BY6AEJK","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"pith_short_16","alias_value":"FWTR7BY6AEJKO6GF","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"pith_short_8","alias_value":"FWTR7BY6","created_at":"2026-07-05T07:12:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:FWTR7BY6AEJKO6GFE3W34MPBTK","target":"record","payload":{"canonical_record":{"source":{"id":"2311.07836","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-11-14T01:34:38Z","cross_cats_sorted":[],"title_canon_sha256":"ed1c569c59adca8b26b357303bad27293f5afabccd5c92749e4486006670043e","abstract_canon_sha256":"36283909f4b3a5e6f1b8bf15dbfb75494eef53c4556377db7e93cd286abb509e"},"schema_version":"1.0"},"canonical_sha256":"2da71f871e0112a778c526edbe31e19a870ae117d23a42d1a419b73f7aabe739","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:12:24.650296Z","signature_b64":"tFQdf/KgxmbduxhR2wMxVG3HrYXWb9dfZHjO1m54mVSBEk2EzdzKg6atKatqifj3CJRiuwZQTv5QJdj1anw9Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2da71f871e0112a778c526edbe31e19a870ae117d23a42d1a419b73f7aabe739","last_reissued_at":"2026-07-05T07:12:24.649829Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:12:24.649829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2311.07836","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":"2026-07-05T07:12:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ik0WHbGNQIPV0NlHNVfE9E2LzRjoZC7bgemSQtodGOzsQYGU7hU1FsCw1i/5bpv+PvmrHWTT0JkcYWRxrsZFDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T09:23:03.402957Z"},"content_sha256":"00ff370db3325e227cb354755cf5797c0b792cc8598076c4a0c0be1497e0a827","schema_version":"1.0","event_id":"sha256:00ff370db3325e227cb354755cf5797c0b792cc8598076c4a0c0be1497e0a827"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:FWTR7BY6AEJKO6GFE3W34MPBTK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gaia GraL: Gaia DR2 Gravitational Lens Systems. VIII. A radio census of lensed systems","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam Deller, Alberto Krone-Martins, C\\'eline B{\\o}e hm, Christine Ducourant, Daniel Stern, Dominic J. Walton, Dominique Sluse, Dougal Dobie, Eric Slezak, Fran\\c{c}ois Mignard, Jakob Sebastiaan den Brok, Jean Surdej, Joachim Wamsbsganss, Jonas Kl\\\"uter, Laurent Galluccio, Ludovic Delchambre, Matthew J. Graham, Pedro H. Do Vale Cunha, Priyanka Jalan, Quentin Petit, Ramachrisna Teixeira, Sergei A. Klioner, Sergio Scarano Jr, S. G. Djorgovski, Tara Murphy, Thomas Connor, Vibhore Negi, Yuanming Wang, Ziteng Wang","submitted_at":"2023-11-14T01:34:38Z","abstract_excerpt":"We present radio observations of 24 confirmed and candidate strongly lensed quasars identified by the Gaia Gravitational Lenses (GraL) working group. We detect radio emission from 8 systems in 5.5 and 9 GHz observations with the Australia Telescope Compact Array (ATCA), and 12 systems in 6 GHz observations with the Karl G. Jansky Very Large Array (VLA). The resolution of our ATCA observations is insufficient to resolve the radio emission into multiple lensed images, but we do detect multiple images from 11 VLA targets. We have analysed these systems using our observations in conjunction with e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.07836","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2311.07836/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":"2026-07-05T07:12:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P/21GU0dr4hLNhJVAd974ST/pRau6xSw2F3G6uRxvsXgt7fs9MPgzbRWltb6pxl/AP84nRm6DHQlslmu9xcvAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T09:23:03.403452Z"},"content_sha256":"c07736085b70a31c03cbb3a1cd23501574380b7f7f5f9b13e3f356a581d93bf2","schema_version":"1.0","event_id":"sha256:c07736085b70a31c03cbb3a1cd23501574380b7f7f5f9b13e3f356a581d93bf2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FWTR7BY6AEJKO6GFE3W34MPBTK/bundle.json","state_url":"https://pith.science/pith/FWTR7BY6AEJKO6GFE3W34MPBTK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FWTR7BY6AEJKO6GFE3W34MPBTK/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":"2026-08-07T09:23:03Z","links":{"resolver":"https://pith.science/pith/FWTR7BY6AEJKO6GFE3W34MPBTK","bundle":"https://pith.science/pith/FWTR7BY6AEJKO6GFE3W34MPBTK/bundle.json","state":"https://pith.science/pith/FWTR7BY6AEJKO6GFE3W34MPBTK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FWTR7BY6AEJKO6GFE3W34MPBTK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:FWTR7BY6AEJKO6GFE3W34MPBTK","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":"36283909f4b3a5e6f1b8bf15dbfb75494eef53c4556377db7e93cd286abb509e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-11-14T01:34:38Z","title_canon_sha256":"ed1c569c59adca8b26b357303bad27293f5afabccd5c92749e4486006670043e"},"schema_version":"1.0","source":{"id":"2311.07836","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.07836","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"arxiv_version","alias_value":"2311.07836v1","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.07836","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"pith_short_12","alias_value":"FWTR7BY6AEJK","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"pith_short_16","alias_value":"FWTR7BY6AEJKO6GF","created_at":"2026-07-05T07:12:24Z"},{"alias_kind":"pith_short_8","alias_value":"FWTR7BY6","created_at":"2026-07-05T07:12:24Z"}],"graph_snapshots":[{"event_id":"sha256:c07736085b70a31c03cbb3a1cd23501574380b7f7f5f9b13e3f356a581d93bf2","target":"graph","created_at":"2026-07-05T07:12:24Z","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/2311.07836/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present radio observations of 24 confirmed and candidate strongly lensed quasars identified by the Gaia Gravitational Lenses (GraL) working group. We detect radio emission from 8 systems in 5.5 and 9 GHz observations with the Australia Telescope Compact Array (ATCA), and 12 systems in 6 GHz observations with the Karl G. Jansky Very Large Array (VLA). The resolution of our ATCA observations is insufficient to resolve the radio emission into multiple lensed images, but we do detect multiple images from 11 VLA targets. We have analysed these systems using our observations in conjunction with e","authors_text":"Adam Deller, Alberto Krone-Martins, C\\'eline B{\\o}e hm, Christine Ducourant, Daniel Stern, Dominic J. Walton, Dominique Sluse, Dougal Dobie, Eric Slezak, Fran\\c{c}ois Mignard, Jakob Sebastiaan den Brok, Jean Surdej, Joachim Wamsbsganss, Jonas Kl\\\"uter, Laurent Galluccio, Ludovic Delchambre, Matthew J. Graham, Pedro H. Do Vale Cunha, Priyanka Jalan, Quentin Petit, Ramachrisna Teixeira, Sergei A. Klioner, Sergio Scarano Jr, S. G. Djorgovski, Tara Murphy, Thomas Connor, Vibhore Negi, Yuanming Wang, Ziteng Wang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-11-14T01:34:38Z","title":"Gaia GraL: Gaia DR2 Gravitational Lens Systems. VIII. A radio census of lensed systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.07836","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":"sha256:00ff370db3325e227cb354755cf5797c0b792cc8598076c4a0c0be1497e0a827","target":"record","created_at":"2026-07-05T07:12:24Z","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":"36283909f4b3a5e6f1b8bf15dbfb75494eef53c4556377db7e93cd286abb509e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-11-14T01:34:38Z","title_canon_sha256":"ed1c569c59adca8b26b357303bad27293f5afabccd5c92749e4486006670043e"},"schema_version":"1.0","source":{"id":"2311.07836","kind":"arxiv","version":1}},"canonical_sha256":"2da71f871e0112a778c526edbe31e19a870ae117d23a42d1a419b73f7aabe739","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2da71f871e0112a778c526edbe31e19a870ae117d23a42d1a419b73f7aabe739","first_computed_at":"2026-07-05T07:12:24.649829Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:12:24.649829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tFQdf/KgxmbduxhR2wMxVG3HrYXWb9dfZHjO1m54mVSBEk2EzdzKg6atKatqifj3CJRiuwZQTv5QJdj1anw9Ag==","signature_status":"signed_v1","signed_at":"2026-07-05T07:12:24.650296Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.07836","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:00ff370db3325e227cb354755cf5797c0b792cc8598076c4a0c0be1497e0a827","sha256:c07736085b70a31c03cbb3a1cd23501574380b7f7f5f9b13e3f356a581d93bf2"],"state_sha256":"3caae3dccfcd73c2f02c1fa430ac546477bbce4403b83b9dce8d7aec6e3ea764"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BbHg41xEtIt4zyxl0eTBvE8DzbDJXQXUdTDVzOPZ4iqezkUQfGn1zjlBfAozlLzMpHQMpGqBA0S5Ctq36uyMAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T09:23:03.407695Z","bundle_sha256":"3816300df4a2fa948e5e44b1e8a56d80cf1c8e371491c1efede59259f0e6f6d6"}}