{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:UK27SZDEJ7RP4WNMQXQDAQZH2F","short_pith_number":"pith:UK27SZDE","canonical_record":{"source":{"id":"2310.09414","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-10-13T21:42:53Z","cross_cats_sorted":[],"title_canon_sha256":"d8294e284963544965fb5cb6f20190b96b7a6cf455b82a00c6f34280b4c9620e","abstract_canon_sha256":"6d7511a04bc15adf4cdfc877234212008fb07f666dc05681a5a01318c40dd20c"},"schema_version":"1.0"},"canonical_sha256":"a2b5f964644fe2fe59ac85e0304327d1482e8623628b896891a4e6a206f6fd92","source":{"kind":"arxiv","id":"2310.09414","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.09414","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"arxiv_version","alias_value":"2310.09414v2","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.09414","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"pith_short_12","alias_value":"UK27SZDEJ7RP","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"pith_short_16","alias_value":"UK27SZDEJ7RP4WNM","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"pith_short_8","alias_value":"UK27SZDE","created_at":"2026-07-05T07:16:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:UK27SZDEJ7RP4WNMQXQDAQZH2F","target":"record","payload":{"canonical_record":{"source":{"id":"2310.09414","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-10-13T21:42:53Z","cross_cats_sorted":[],"title_canon_sha256":"d8294e284963544965fb5cb6f20190b96b7a6cf455b82a00c6f34280b4c9620e","abstract_canon_sha256":"6d7511a04bc15adf4cdfc877234212008fb07f666dc05681a5a01318c40dd20c"},"schema_version":"1.0"},"canonical_sha256":"a2b5f964644fe2fe59ac85e0304327d1482e8623628b896891a4e6a206f6fd92","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:16:47.509799Z","signature_b64":"/x/GcOUW+k9RQXB9BbHY4IlO1Bdd1m8W6po1wXVt1txMNd7TeMD3YXE7opk+lvVAnPxSeN7QsSODw15ijzGlAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a2b5f964644fe2fe59ac85e0304327d1482e8623628b896891a4e6a206f6fd92","last_reissued_at":"2026-07-05T07:16:47.509325Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:16:47.509325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2310.09414","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":"2026-07-05T07:16:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bAxrlu4X369gmSRQngJy9qjgjl7GxwUbmh7ZXpFIkhzhQ9ZTp9EK5qywv1IgoFgMJNaniC5q86NXU0NbdGWoDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T10:15:23.065226Z"},"content_sha256":"03e65066324036dfe41e6a9c4a99e276cf01e25644006ca31583d396fdc3912f","schema_version":"1.0","event_id":"sha256:03e65066324036dfe41e6a9c4a99e276cf01e25644006ca31583d396fdc3912f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:UK27SZDEJ7RP4WNMQXQDAQZH2F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"COSMIC: An Ethernet-based Commensal, Multimode Digital Backend on the Karl G. Jansky Very Large Array for the Search for Extraterrestrial Intelligence","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Alan Erickson, Andrew P.V. Siemion, Chenoa D. Tremblay, Cherry Ng, Daniel Czech, David E. MacMahon, Jack Hickish, Joseph S. Bright, Kevin Lacker, Mark Ruzindana, Matt Lebofsky, Paul Demorest, Ross A. Donnachie, Savin Shynu Varghese, Talon Myburgh, Vishal Gajjar, Wael Farah","submitted_at":"2023-10-13T21:42:53Z","abstract_excerpt":"The primary goal of the search for extraterrestrial intelligence (SETI) is to gain an understanding of the prevalence of technologically advanced beings (organic or inorganic) in the Galaxy. One way to approach this is to look for technosignatures: remotely detectable indicators of technology, such as temporal or spectral electromagnetic emissions consistent with an artificial source. With the new Commensal Open-Source Multimode Interferometer Cluster (COSMIC) digital backend on the Karl G. Jansky Very Large Array (VLA), we aim to conduct a search for technosignatures that is significantly mor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.09414","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/2310.09414/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":"2026-07-05T07:16:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gXNS7jhaN+2JkGKZRVR9lqMkJEIgCLFrV6mqbcgP+H2TfX2zZeL/MTZhD3ezSarMQwzclg0fmUzDaWRS2znTBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T10:15:23.065784Z"},"content_sha256":"71a5fbcb7edcaa45a447ecf270f4577ed25da08c104ca48a82288c9907e04aae","schema_version":"1.0","event_id":"sha256:71a5fbcb7edcaa45a447ecf270f4577ed25da08c104ca48a82288c9907e04aae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UK27SZDEJ7RP4WNMQXQDAQZH2F/bundle.json","state_url":"https://pith.science/pith/UK27SZDEJ7RP4WNMQXQDAQZH2F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UK27SZDEJ7RP4WNMQXQDAQZH2F/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":"2026-08-22T10:15:23Z","links":{"resolver":"https://pith.science/pith/UK27SZDEJ7RP4WNMQXQDAQZH2F","bundle":"https://pith.science/pith/UK27SZDEJ7RP4WNMQXQDAQZH2F/bundle.json","state":"https://pith.science/pith/UK27SZDEJ7RP4WNMQXQDAQZH2F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UK27SZDEJ7RP4WNMQXQDAQZH2F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:UK27SZDEJ7RP4WNMQXQDAQZH2F","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":"6d7511a04bc15adf4cdfc877234212008fb07f666dc05681a5a01318c40dd20c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-10-13T21:42:53Z","title_canon_sha256":"d8294e284963544965fb5cb6f20190b96b7a6cf455b82a00c6f34280b4c9620e"},"schema_version":"1.0","source":{"id":"2310.09414","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.09414","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"arxiv_version","alias_value":"2310.09414v2","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.09414","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"pith_short_12","alias_value":"UK27SZDEJ7RP","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"pith_short_16","alias_value":"UK27SZDEJ7RP4WNM","created_at":"2026-07-05T07:16:47Z"},{"alias_kind":"pith_short_8","alias_value":"UK27SZDE","created_at":"2026-07-05T07:16:47Z"}],"graph_snapshots":[{"event_id":"sha256:71a5fbcb7edcaa45a447ecf270f4577ed25da08c104ca48a82288c9907e04aae","target":"graph","created_at":"2026-07-05T07:16:47Z","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/2310.09414/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The primary goal of the search for extraterrestrial intelligence (SETI) is to gain an understanding of the prevalence of technologically advanced beings (organic or inorganic) in the Galaxy. One way to approach this is to look for technosignatures: remotely detectable indicators of technology, such as temporal or spectral electromagnetic emissions consistent with an artificial source. With the new Commensal Open-Source Multimode Interferometer Cluster (COSMIC) digital backend on the Karl G. Jansky Very Large Array (VLA), we aim to conduct a search for technosignatures that is significantly mor","authors_text":"Alan Erickson, Andrew P.V. Siemion, Chenoa D. Tremblay, Cherry Ng, Daniel Czech, David E. MacMahon, Jack Hickish, Joseph S. Bright, Kevin Lacker, Mark Ruzindana, Matt Lebofsky, Paul Demorest, Ross A. Donnachie, Savin Shynu Varghese, Talon Myburgh, Vishal Gajjar, Wael Farah","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-10-13T21:42:53Z","title":"COSMIC: An Ethernet-based Commensal, Multimode Digital Backend on the Karl G. Jansky Very Large Array for the Search for Extraterrestrial Intelligence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.09414","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":"sha256:03e65066324036dfe41e6a9c4a99e276cf01e25644006ca31583d396fdc3912f","target":"record","created_at":"2026-07-05T07:16:47Z","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":"6d7511a04bc15adf4cdfc877234212008fb07f666dc05681a5a01318c40dd20c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-10-13T21:42:53Z","title_canon_sha256":"d8294e284963544965fb5cb6f20190b96b7a6cf455b82a00c6f34280b4c9620e"},"schema_version":"1.0","source":{"id":"2310.09414","kind":"arxiv","version":2}},"canonical_sha256":"a2b5f964644fe2fe59ac85e0304327d1482e8623628b896891a4e6a206f6fd92","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a2b5f964644fe2fe59ac85e0304327d1482e8623628b896891a4e6a206f6fd92","first_computed_at":"2026-07-05T07:16:47.509325Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:16:47.509325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/x/GcOUW+k9RQXB9BbHY4IlO1Bdd1m8W6po1wXVt1txMNd7TeMD3YXE7opk+lvVAnPxSeN7QsSODw15ijzGlAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:16:47.509799Z","signed_message":"canonical_sha256_bytes"},"source_id":"2310.09414","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:03e65066324036dfe41e6a9c4a99e276cf01e25644006ca31583d396fdc3912f","sha256:71a5fbcb7edcaa45a447ecf270f4577ed25da08c104ca48a82288c9907e04aae"],"state_sha256":"517e4a36b1b63b882c1df6d38b07dbdcfa1b2dd0c28da2b46b2530cb5074f743"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JeIPaF5QJhtP4qd7cf6RSkVVoOXA4ZixhBln/BwbHMUS0eWrCFfsNrXzar/To2GYIT5tVH6PG5T5pwQ5OPlOCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T10:15:23.071034Z","bundle_sha256":"47eadc03adc4f9f20f8e6fb6aabfbe29bb457b86a9542f8342d60e5399066932"}}