{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:HA6ADCKNAZHYVTSTSVIZYMY63J","short_pith_number":"pith:HA6ADCKN","canonical_record":{"source":{"id":"1404.6595","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-04-26T03:05:58Z","cross_cats_sorted":[],"title_canon_sha256":"0996c0ada57d77c8cf64e4879de4f00a13e6a822bdd2efccd39908a378e0a250","abstract_canon_sha256":"346eb4bbef701f0a02f2ac4245beb343ec2cb147083aca0a2d4a715712bb36e7"},"schema_version":"1.0"},"canonical_sha256":"383c01894d064f8ace5395519c331eda7a1e77aa6dcab29aa4942a2290f49241","source":{"kind":"arxiv","id":"1404.6595","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.6595","created_at":"2026-05-18T01:43:23Z"},{"alias_kind":"arxiv_version","alias_value":"1404.6595v4","created_at":"2026-05-18T01:43:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.6595","created_at":"2026-05-18T01:43:23Z"},{"alias_kind":"pith_short_12","alias_value":"HA6ADCKNAZHY","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"HA6ADCKNAZHYVTST","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"HA6ADCKN","created_at":"2026-05-18T12:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:HA6ADCKNAZHYVTSTSVIZYMY63J","target":"record","payload":{"canonical_record":{"source":{"id":"1404.6595","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-04-26T03:05:58Z","cross_cats_sorted":[],"title_canon_sha256":"0996c0ada57d77c8cf64e4879de4f00a13e6a822bdd2efccd39908a378e0a250","abstract_canon_sha256":"346eb4bbef701f0a02f2ac4245beb343ec2cb147083aca0a2d4a715712bb36e7"},"schema_version":"1.0"},"canonical_sha256":"383c01894d064f8ace5395519c331eda7a1e77aa6dcab29aa4942a2290f49241","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:23.084982Z","signature_b64":"c6CpTQyMcb5a00hmSgwj7Wl2PlnW2EWcBV5nPK5Xt+FYqjN1aNAuiLShHGXfvLiic/9oXj4mB8qJZccAuZLjBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"383c01894d064f8ace5395519c331eda7a1e77aa6dcab29aa4942a2290f49241","last_reissued_at":"2026-05-18T01:43:23.084421Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:23.084421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.6595","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:43:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"npcb0dYlnUNySRfxdbHVRokteJXQNY5XqEwrOfOn3BZF43mfwH4bkzbnKS3n2ug/6Y3zxibn3fi0KusLt1GlBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T04:30:32.673369Z"},"content_sha256":"8a185ac2ff14008e8bfe16bfbad6105a7af17ea56edb56129d7434b9875d7511","schema_version":"1.0","event_id":"sha256:8a185ac2ff14008e8bfe16bfbad6105a7af17ea56edb56129d7434b9875d7511"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:HA6ADCKNAZHYVTSTSVIZYMY63J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Wide field-of-view Cherenkov telescope for the detection of cosmic rays in coincidence with the Yakutsk extensive air shower array","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"A.A. Ivanov, A.D. Krasilnikov, I.Ye. Sleptsov, L.V. Timofeev, M.I. Pravdin, S.P. Knurenko, Z.E. Petrov","submitted_at":"2014-04-26T03:05:58Z","abstract_excerpt":"The Yakutsk array group is developing a wide field-of-view Cherenkov telescope to be operated in coincidence with the surface detectors of the extensive air shower array. Currently, the engineering prototype of the reflecting telescope with the front-end electronics is designed, assembled, and tested to demonstrate the feasibility of the conceived instrument. The status and specifications of the prototype telescope are presented, as well as the modernization program of the already existing Cherenkov light detectors subset of the array measuring ultra-high energy cosmic rays."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.6595","kind":"arxiv","version":4},"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":"2026-05-18T01:43:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gxzpClOPZVUmInh6R+Msye8CEvLyQqaEPrwvkr6AUsBmiGMJ600K+NC9ELZo0H31fc5vhfmqHrI4Hr5F+/1mDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T04:30:32.674139Z"},"content_sha256":"69d2e88f395d97d565bebd61687099a7b567af9f3685328ad61319d9d106bfbc","schema_version":"1.0","event_id":"sha256:69d2e88f395d97d565bebd61687099a7b567af9f3685328ad61319d9d106bfbc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HA6ADCKNAZHYVTSTSVIZYMY63J/bundle.json","state_url":"https://pith.science/pith/HA6ADCKNAZHYVTSTSVIZYMY63J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HA6ADCKNAZHYVTSTSVIZYMY63J/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":"2026-06-09T04:30:32Z","links":{"resolver":"https://pith.science/pith/HA6ADCKNAZHYVTSTSVIZYMY63J","bundle":"https://pith.science/pith/HA6ADCKNAZHYVTSTSVIZYMY63J/bundle.json","state":"https://pith.science/pith/HA6ADCKNAZHYVTSTSVIZYMY63J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HA6ADCKNAZHYVTSTSVIZYMY63J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:HA6ADCKNAZHYVTSTSVIZYMY63J","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":"346eb4bbef701f0a02f2ac4245beb343ec2cb147083aca0a2d4a715712bb36e7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-04-26T03:05:58Z","title_canon_sha256":"0996c0ada57d77c8cf64e4879de4f00a13e6a822bdd2efccd39908a378e0a250"},"schema_version":"1.0","source":{"id":"1404.6595","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.6595","created_at":"2026-05-18T01:43:23Z"},{"alias_kind":"arxiv_version","alias_value":"1404.6595v4","created_at":"2026-05-18T01:43:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.6595","created_at":"2026-05-18T01:43:23Z"},{"alias_kind":"pith_short_12","alias_value":"HA6ADCKNAZHY","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"HA6ADCKNAZHYVTST","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"HA6ADCKN","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:69d2e88f395d97d565bebd61687099a7b567af9f3685328ad61319d9d106bfbc","target":"graph","created_at":"2026-05-18T01:43:23Z","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":"The Yakutsk array group is developing a wide field-of-view Cherenkov telescope to be operated in coincidence with the surface detectors of the extensive air shower array. Currently, the engineering prototype of the reflecting telescope with the front-end electronics is designed, assembled, and tested to demonstrate the feasibility of the conceived instrument. The status and specifications of the prototype telescope are presented, as well as the modernization program of the already existing Cherenkov light detectors subset of the array measuring ultra-high energy cosmic rays.","authors_text":"A.A. Ivanov, A.D. Krasilnikov, I.Ye. Sleptsov, L.V. Timofeev, M.I. Pravdin, S.P. Knurenko, Z.E. Petrov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-04-26T03:05:58Z","title":"Wide field-of-view Cherenkov telescope for the detection of cosmic rays in coincidence with the Yakutsk extensive air shower array"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.6595","kind":"arxiv","version":4},"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":"sha256:8a185ac2ff14008e8bfe16bfbad6105a7af17ea56edb56129d7434b9875d7511","target":"record","created_at":"2026-05-18T01:43:23Z","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":"346eb4bbef701f0a02f2ac4245beb343ec2cb147083aca0a2d4a715712bb36e7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-04-26T03:05:58Z","title_canon_sha256":"0996c0ada57d77c8cf64e4879de4f00a13e6a822bdd2efccd39908a378e0a250"},"schema_version":"1.0","source":{"id":"1404.6595","kind":"arxiv","version":4}},"canonical_sha256":"383c01894d064f8ace5395519c331eda7a1e77aa6dcab29aa4942a2290f49241","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"383c01894d064f8ace5395519c331eda7a1e77aa6dcab29aa4942a2290f49241","first_computed_at":"2026-05-18T01:43:23.084421Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:23.084421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"c6CpTQyMcb5a00hmSgwj7Wl2PlnW2EWcBV5nPK5Xt+FYqjN1aNAuiLShHGXfvLiic/9oXj4mB8qJZccAuZLjBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:23.084982Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.6595","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8a185ac2ff14008e8bfe16bfbad6105a7af17ea56edb56129d7434b9875d7511","sha256:69d2e88f395d97d565bebd61687099a7b567af9f3685328ad61319d9d106bfbc"],"state_sha256":"ed1a10c8cf75ad2db1847c6ec6d6014ddc9b503785b9bbe47d68cfec7024acdc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"acY+4R/kleQoQfjx3vof09E32VfnIng5dkclMivT0lWCR5s4cl4Q+uUh/UfhWU6yx0V8W2BhenXbS7NPf5pnAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T04:30:32.678715Z","bundle_sha256":"09fefc910ec167b9a7aef321b758406516fd475dd3660e5730ac157be92a8e8e"}}