{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:UZRNOUDAVDBHYJ2IZPWNFMW2P3","short_pith_number":"pith:UZRNOUDA","canonical_record":{"source":{"id":"2006.02955","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-06-04T15:37:17Z","cross_cats_sorted":[],"title_canon_sha256":"b64190b69e9aea9fc2e9c83a9b473819222c407f1898479791dd4dcd5f81390f","abstract_canon_sha256":"9a051ffb3cb7e59b729061fae7991183cb2621ece729a9145d190576d2629ecb"},"schema_version":"1.0"},"canonical_sha256":"a662d75060a8c27c2748cbecd2b2da7eee157d005a672e33a80de6528372c399","source":{"kind":"arxiv","id":"2006.02955","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.02955","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"arxiv_version","alias_value":"2006.02955v2","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.02955","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"pith_short_12","alias_value":"UZRNOUDAVDBH","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"pith_short_16","alias_value":"UZRNOUDAVDBHYJ2I","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"pith_short_8","alias_value":"UZRNOUDA","created_at":"2026-07-05T01:08:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:UZRNOUDAVDBHYJ2IZPWNFMW2P3","target":"record","payload":{"canonical_record":{"source":{"id":"2006.02955","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-06-04T15:37:17Z","cross_cats_sorted":[],"title_canon_sha256":"b64190b69e9aea9fc2e9c83a9b473819222c407f1898479791dd4dcd5f81390f","abstract_canon_sha256":"9a051ffb3cb7e59b729061fae7991183cb2621ece729a9145d190576d2629ecb"},"schema_version":"1.0"},"canonical_sha256":"a662d75060a8c27c2748cbecd2b2da7eee157d005a672e33a80de6528372c399","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:08:14.355105Z","signature_b64":"8hp45XC5cJ2WQIc1IR4J3giaZUXWqH6eNZcYvt4SjxJP5MhHkZS+Y99uBFWC/b6UcEO4BsZ2ZENVHYXFO8eJBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a662d75060a8c27c2748cbecd2b2da7eee157d005a672e33a80de6528372c399","last_reissued_at":"2026-07-05T01:08:14.354646Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:08:14.354646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.02955","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":"2026-07-05T01:08:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OiN6li3PoCH5N75PaNQhzexmymlqnfUoL4tyr+WLHLDMNCLv/Ad8Xm3JE66jRXunFyESAOJc6EYelALaN2SxDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T20:21:09.361931Z"},"content_sha256":"a0c9313ec9331fc5f973ab4a09abfb93a6d7d2f647203d5f29e1081aa791a05e","schema_version":"1.0","event_id":"sha256:a0c9313ec9331fc5f973ab4a09abfb93a6d7d2f647203d5f29e1081aa791a05e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:UZRNOUDAVDBHYJ2IZPWNFMW2P3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"MeerKATHI -- an end-to-end data reduction pipeline for MeerKAT and other radio telescopes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Athanaseus J. T. Ramaila, Benjamin V. Hugo, Dane Kleiner, D\\'aniel Cs. Moln\\'ar, Filippo M. Maccagni, Gyula I. G. J\\'ozsa, Kshitij Thorat, Lexy A. L. Andati, Mpati Ramatsoku, Oleg M. Smirnov, Paolo Serra, Peter Kamphuis, Sarah V. White, Simon J. Perkins, Sphesihle Makhathini, W. J. G. de Blok","submitted_at":"2020-06-04T15:37:17Z","abstract_excerpt":"MeerKATHI is the current development name for a radio-interferometric data reduction pipeline, assembled by an international collaboration. We create a publicly available end-to-end continuum- and line imaging pipeline for MeerKAT and other radio telescopes. We implement advanced techniques that are suitable for producing high-dynamic-range continuum images and spectroscopic data cubes. Using containerization, our pipeline is platform-independent. Furthermore, we are applying a standardized approach for using a number of different of advanced software suites, partly developed within our group."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.02955","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/2006.02955/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":"2026-07-05T01:08:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vTWt94JCw/wcIYlICOyiGhMQt7i2HPu7KZkpve35ObRjcuT7LU0Z7ukE/VqfhCgA2crBGcBMtKb3Rgph5iUoCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T20:21:09.362327Z"},"content_sha256":"c554ab903d31ed744dac43c49a01e3a629dc52b815702cf9679ebeeb7907a3c7","schema_version":"1.0","event_id":"sha256:c554ab903d31ed744dac43c49a01e3a629dc52b815702cf9679ebeeb7907a3c7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UZRNOUDAVDBHYJ2IZPWNFMW2P3/bundle.json","state_url":"https://pith.science/pith/UZRNOUDAVDBHYJ2IZPWNFMW2P3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UZRNOUDAVDBHYJ2IZPWNFMW2P3/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":"2026-07-10T20:21:09Z","links":{"resolver":"https://pith.science/pith/UZRNOUDAVDBHYJ2IZPWNFMW2P3","bundle":"https://pith.science/pith/UZRNOUDAVDBHYJ2IZPWNFMW2P3/bundle.json","state":"https://pith.science/pith/UZRNOUDAVDBHYJ2IZPWNFMW2P3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UZRNOUDAVDBHYJ2IZPWNFMW2P3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:UZRNOUDAVDBHYJ2IZPWNFMW2P3","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":"9a051ffb3cb7e59b729061fae7991183cb2621ece729a9145d190576d2629ecb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-06-04T15:37:17Z","title_canon_sha256":"b64190b69e9aea9fc2e9c83a9b473819222c407f1898479791dd4dcd5f81390f"},"schema_version":"1.0","source":{"id":"2006.02955","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.02955","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"arxiv_version","alias_value":"2006.02955v2","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.02955","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"pith_short_12","alias_value":"UZRNOUDAVDBH","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"pith_short_16","alias_value":"UZRNOUDAVDBHYJ2I","created_at":"2026-07-05T01:08:14Z"},{"alias_kind":"pith_short_8","alias_value":"UZRNOUDA","created_at":"2026-07-05T01:08:14Z"}],"graph_snapshots":[{"event_id":"sha256:c554ab903d31ed744dac43c49a01e3a629dc52b815702cf9679ebeeb7907a3c7","target":"graph","created_at":"2026-07-05T01:08:14Z","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/2006.02955/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"MeerKATHI is the current development name for a radio-interferometric data reduction pipeline, assembled by an international collaboration. We create a publicly available end-to-end continuum- and line imaging pipeline for MeerKAT and other radio telescopes. We implement advanced techniques that are suitable for producing high-dynamic-range continuum images and spectroscopic data cubes. Using containerization, our pipeline is platform-independent. Furthermore, we are applying a standardized approach for using a number of different of advanced software suites, partly developed within our group.","authors_text":"Athanaseus J. T. Ramaila, Benjamin V. Hugo, Dane Kleiner, D\\'aniel Cs. Moln\\'ar, Filippo M. Maccagni, Gyula I. G. J\\'ozsa, Kshitij Thorat, Lexy A. L. Andati, Mpati Ramatsoku, Oleg M. Smirnov, Paolo Serra, Peter Kamphuis, Sarah V. White, Simon J. Perkins, Sphesihle Makhathini, W. J. G. de Blok","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-06-04T15:37:17Z","title":"MeerKATHI -- an end-to-end data reduction pipeline for MeerKAT and other radio telescopes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.02955","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:a0c9313ec9331fc5f973ab4a09abfb93a6d7d2f647203d5f29e1081aa791a05e","target":"record","created_at":"2026-07-05T01:08:14Z","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":"9a051ffb3cb7e59b729061fae7991183cb2621ece729a9145d190576d2629ecb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-06-04T15:37:17Z","title_canon_sha256":"b64190b69e9aea9fc2e9c83a9b473819222c407f1898479791dd4dcd5f81390f"},"schema_version":"1.0","source":{"id":"2006.02955","kind":"arxiv","version":2}},"canonical_sha256":"a662d75060a8c27c2748cbecd2b2da7eee157d005a672e33a80de6528372c399","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a662d75060a8c27c2748cbecd2b2da7eee157d005a672e33a80de6528372c399","first_computed_at":"2026-07-05T01:08:14.354646Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:08:14.354646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8hp45XC5cJ2WQIc1IR4J3giaZUXWqH6eNZcYvt4SjxJP5MhHkZS+Y99uBFWC/b6UcEO4BsZ2ZENVHYXFO8eJBA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:08:14.355105Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.02955","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a0c9313ec9331fc5f973ab4a09abfb93a6d7d2f647203d5f29e1081aa791a05e","sha256:c554ab903d31ed744dac43c49a01e3a629dc52b815702cf9679ebeeb7907a3c7"],"state_sha256":"8059de674488da50fe19603cb51f9a5f1b0aaa5184310b05fc9a600ba11a73cb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M4DGMioDq55ZNp3a+xblfiySNQfeK01+3D4bSRSsDaJoXrlkivHs6K1sFjsGE1GqAFzN28h603m72CBQUFe+AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-10T20:21:09.365072Z","bundle_sha256":"62b9be3944d9728bb00b97ffa99024ead75c8e768409cfe463db04a355d8f430"}}