{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:D7CQOLK3RQXA75NPPRV3BJFFHN","short_pith_number":"pith:D7CQOLK3","canonical_record":{"source":{"id":"1810.12351","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-29T18:58:36Z","cross_cats_sorted":[],"title_canon_sha256":"24a49bea57e8abf4f79b35642382fbbbc73aef3bf0ea3ca434ce0255decc8ef8","abstract_canon_sha256":"997a7aa2d221daeebf61c53037674d9b60920674e138a43653fb0e232dd52f02"},"schema_version":"1.0"},"canonical_sha256":"1fc5072d5b8c2e0ff5af7c6bb0a4a53b5a3fca33bcfa83db4fe9e84d91d661c1","source":{"kind":"arxiv","id":"1810.12351","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.12351","created_at":"2026-05-18T00:02:02Z"},{"alias_kind":"arxiv_version","alias_value":"1810.12351v1","created_at":"2026-05-18T00:02:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.12351","created_at":"2026-05-18T00:02:02Z"},{"alias_kind":"pith_short_12","alias_value":"D7CQOLK3RQXA","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D7CQOLK3RQXA75NP","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D7CQOLK3","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:D7CQOLK3RQXA75NPPRV3BJFFHN","target":"record","payload":{"canonical_record":{"source":{"id":"1810.12351","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-29T18:58:36Z","cross_cats_sorted":[],"title_canon_sha256":"24a49bea57e8abf4f79b35642382fbbbc73aef3bf0ea3ca434ce0255decc8ef8","abstract_canon_sha256":"997a7aa2d221daeebf61c53037674d9b60920674e138a43653fb0e232dd52f02"},"schema_version":"1.0"},"canonical_sha256":"1fc5072d5b8c2e0ff5af7c6bb0a4a53b5a3fca33bcfa83db4fe9e84d91d661c1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:02.948758Z","signature_b64":"RNio4zngrKe4O3qTXS9ZwXN7a1H09wMfAVXHrJX2S+dqwd8tvuEC+hrqgUJKgFx0HxgL+IuQCLT6Zymbd2fEAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1fc5072d5b8c2e0ff5af7c6bb0a4a53b5a3fca33bcfa83db4fe9e84d91d661c1","last_reissued_at":"2026-05-18T00:02:02.948170Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:02.948170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.12351","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":"2026-05-18T00:02:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OWjgdZGFY2nUUj/8glcyD5bvFbljw+rcmsqQQJydCENLtmv6il+fw5z7PrA6G1HE9ais5cKtGNsKTzZRt+NFDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T09:04:45.048123Z"},"content_sha256":"6c4a0a98c88f11dfe12489082a27c0d9260cc078427c7f9e0861a92911a6f162","schema_version":"1.0","event_id":"sha256:6c4a0a98c88f11dfe12489082a27c0d9260cc078427c7f9e0861a92911a6f162"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:D7CQOLK3RQXA75NPPRV3BJFFHN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-Resolution Radio Image of a Candidate Radio Galaxy at z=5.72","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"K. \\'E. Gab\\'anyi, K. Perger, L. I. Gurvits, S. Frey, Z. Paragi","submitted_at":"2018-10-29T18:58:36Z","abstract_excerpt":"Recently, Saxena et al. (2018) reported the discovery of a possible radio galaxy, J1530$+$1049 at a redshift of z=5.72. We observed the source with the European Very Long Baseline Interferometry Network at $1.7$ GHz. We detected two faint radio features with a separation of $\\sim 400$ mas. The radio power calculated from the VLA flux density by Saxena et al. (2018), and the projected source size derived from our EVN data place J1530$+$1049 among the medium-sized symmetric objects (MSOs) which are thought to be young counterparts of radio galaxies (An and Baan 2012). Thus, our finding is consis"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.12351","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":"2026-05-18T00:02:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"geqFP+w16LzHvziszp14qETSISKM++8HpkoTV/OmtNS5Rm2xNZ9SMJLHoSOjkpotktFiFSPKtBeBA8OdxVoOAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T09:04:45.048727Z"},"content_sha256":"db08a12fa69edd4abd53b8cd02f5c0cc7cb71893cc25ef5b788910752e54ee50","schema_version":"1.0","event_id":"sha256:db08a12fa69edd4abd53b8cd02f5c0cc7cb71893cc25ef5b788910752e54ee50"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D7CQOLK3RQXA75NPPRV3BJFFHN/bundle.json","state_url":"https://pith.science/pith/D7CQOLK3RQXA75NPPRV3BJFFHN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D7CQOLK3RQXA75NPPRV3BJFFHN/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":"2026-05-19T09:04:45Z","links":{"resolver":"https://pith.science/pith/D7CQOLK3RQXA75NPPRV3BJFFHN","bundle":"https://pith.science/pith/D7CQOLK3RQXA75NPPRV3BJFFHN/bundle.json","state":"https://pith.science/pith/D7CQOLK3RQXA75NPPRV3BJFFHN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D7CQOLK3RQXA75NPPRV3BJFFHN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:D7CQOLK3RQXA75NPPRV3BJFFHN","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":"997a7aa2d221daeebf61c53037674d9b60920674e138a43653fb0e232dd52f02","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-29T18:58:36Z","title_canon_sha256":"24a49bea57e8abf4f79b35642382fbbbc73aef3bf0ea3ca434ce0255decc8ef8"},"schema_version":"1.0","source":{"id":"1810.12351","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.12351","created_at":"2026-05-18T00:02:02Z"},{"alias_kind":"arxiv_version","alias_value":"1810.12351v1","created_at":"2026-05-18T00:02:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.12351","created_at":"2026-05-18T00:02:02Z"},{"alias_kind":"pith_short_12","alias_value":"D7CQOLK3RQXA","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D7CQOLK3RQXA75NP","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D7CQOLK3","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:db08a12fa69edd4abd53b8cd02f5c0cc7cb71893cc25ef5b788910752e54ee50","target":"graph","created_at":"2026-05-18T00:02:02Z","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":"Recently, Saxena et al. (2018) reported the discovery of a possible radio galaxy, J1530$+$1049 at a redshift of z=5.72. We observed the source with the European Very Long Baseline Interferometry Network at $1.7$ GHz. We detected two faint radio features with a separation of $\\sim 400$ mas. The radio power calculated from the VLA flux density by Saxena et al. (2018), and the projected source size derived from our EVN data place J1530$+$1049 among the medium-sized symmetric objects (MSOs) which are thought to be young counterparts of radio galaxies (An and Baan 2012). Thus, our finding is consis","authors_text":"K. \\'E. Gab\\'anyi, K. Perger, L. I. Gurvits, S. Frey, Z. Paragi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-29T18:58:36Z","title":"High-Resolution Radio Image of a Candidate Radio Galaxy at z=5.72"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.12351","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":"sha256:6c4a0a98c88f11dfe12489082a27c0d9260cc078427c7f9e0861a92911a6f162","target":"record","created_at":"2026-05-18T00:02:02Z","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":"997a7aa2d221daeebf61c53037674d9b60920674e138a43653fb0e232dd52f02","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-10-29T18:58:36Z","title_canon_sha256":"24a49bea57e8abf4f79b35642382fbbbc73aef3bf0ea3ca434ce0255decc8ef8"},"schema_version":"1.0","source":{"id":"1810.12351","kind":"arxiv","version":1}},"canonical_sha256":"1fc5072d5b8c2e0ff5af7c6bb0a4a53b5a3fca33bcfa83db4fe9e84d91d661c1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1fc5072d5b8c2e0ff5af7c6bb0a4a53b5a3fca33bcfa83db4fe9e84d91d661c1","first_computed_at":"2026-05-18T00:02:02.948170Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:02.948170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RNio4zngrKe4O3qTXS9ZwXN7a1H09wMfAVXHrJX2S+dqwd8tvuEC+hrqgUJKgFx0HxgL+IuQCLT6Zymbd2fEAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:02.948758Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.12351","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6c4a0a98c88f11dfe12489082a27c0d9260cc078427c7f9e0861a92911a6f162","sha256:db08a12fa69edd4abd53b8cd02f5c0cc7cb71893cc25ef5b788910752e54ee50"],"state_sha256":"fa71dcbd1d6ec56b8961a6c706633cd61dea5bec36ecbfc415f8a1e37f36bf32"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CWNUAjw5f2cCn6qDk5ek6p8SpSVgHX+6GqWEr/0G9KitRNQxHDAd5XTRqyH12Pc3YspF+EhFVbxg/cHiS4sXAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T09:04:45.051712Z","bundle_sha256":"a221fc34cae9bb464e756a8a2d345cabc20f7b72b8dbc51990e2b9f3abdca1d7"}}